Cisco Nexus 3548 Command Reference Manual
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Cisco Nexus 3548 Command Reference Manual

Nx-os unicast routing command reference
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Table of Contents

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Download this manual See also: Configuration Manual, Installation Manual
Cisco Nexus 3548 Switch NX-OS Unicast
Routing Command Reference
May 2013
Cisco Systems, Inc.
www.cisco.com
Cisco has more than 200 offices worldwide.
Addresses, phone numbers, and fax numbers
are listed on the Cisco website at
www.cisco.com/go/offices.
Text Part Number: OL-27852-01

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Summary of Contents for Cisco Nexus 3548

  • Page 1 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference May 2013 Cisco Systems, Inc. www.cisco.com Cisco has more than 200 offices worldwide. Addresses, phone numbers, and fax numbers are listed on the Cisco website at www.cisco.com/go/offices. Text Part Number: OL-27852-01...
  • Page 2 OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: www.cisco.com/go/trademarks.

  • Page 3: Table Of Contents

    (OSPF) area default-cost (OSPF) area filter-list (OSPF) area filter-list (OSPFv3) area nssa (OSPF) area range (OSPF) area stub (OSPF) area virtual-link (OSPF) authentication (HSRP) authentication (OSPF virtual link) authentication (VRRP) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 4 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 5 (EIGRP) flush-routes (OSPF) hardware ip glean throttle hardware ip glean throttle maximum hardware ip glean throttle syslog Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 6 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 7 (EIGRP) log-adjacency-changes (OSPF) log-neighbor-warnings low-memory exempt mac-list match as-number match as-path match community Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 8 (BGP) platform ip verify platform ip verify address platform ip verify length policy statistics enable (OSPF) preempt (HSRP) preempt (VRRP) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference viii OL-27852-01...
  • Page 9 (EIGRP) router-id (OSPF) routing-context vrf send-community set as-path set comm-list delete set community set dampening set extcommunity set extcomm-list delete set forwarding-address set ip next-hop peer-address set level Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 10 (OSPF) timers throttle spf (OSPF) track (VRRP) track interface track interface (VRRP) track ip route track list transmit-delay (OSPF virtual link) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 11 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 12 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 13 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01 xiii...
  • Page 14 Contents Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 15: New And Changed Information

    3548 NX-OS Unicast Routing Command Reference. The latest version of this document is available at the following Cisco website: http://www.cisco.com/en/US/products/ps11541/tsd_products_support_series_home.html To check for additional information about this Cisco NX-OS Release, see the Cisco Nexus 3548 Switch Release Notes available at the following Cisco website: http://www.cisco.com/en/US/products/ps11541/prod_release_notes_list.html Table 1 summarizes the new and changed features for Cisco NX-OS Release 6.x and tells you where they...
  • Page 16 Chapter New and Changed Information Cisco Nexus 3548 NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 17: Preface

    Preface This preface describes the audience, organization, and conventions of the Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference . It also provides information on how to obtain related documentation. This preface includes the following sections: Audience, page xvii •...

  • Page 18: Related Documentation

    Means reader be careful. In this situation, you might do something that could result in equipment Caution damage or loss of data. Related Documentation Documentation for the Cisco Nexus 3000 Series Switch is available at the following URL: http://www.cisco.com/en/US/products/ps11541/tsd_products_support_series_home.html The documentation set is divided into the following categories: Release Notes The release notes are available at the follwing URL: http://www.cisco.com/en/US/products/ps11541/prod_release_notes_list.html...

  • Page 19: Documentation Feedback

    Cisco technical documentation: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html Subscribe to the What’s New in Cisco Product Documentation as an RSS feed and set content to be delivered directly to your desktop using a reader application. The RSS feeds are a free service. Cisco currently supports RSS Version 2.0.
  • Page 20 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 21: Unicast Routing Commands

    Unicast Routing Commands This chapter describes the Cisco NX-OS unicast routing commands available on the Cisco Nexus 3548 switch. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 22: Additional-Paths Receive

    In the following example, BGP negotiates with all neighbors in the IPv6 unicast address family to send and receive additional paths: switch (config)# router bgp 65000 (config-router) switch # address-family ipv6 unicast (config-router-af) switch # additional-paths send (config-router-af) switch # additional-paths receive Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 23 Displays information about BGP networks, including path selections and path IDs. show ip bgp neighbors Displays information about the TCP and BGP connections to neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 24: Additional-Paths Selection

    (config-router)# address-family ipv6 unicast switch (config-router-af)# additional-paths receive switch (config-router-af)# additional-paths selection route-map add_path4 switch (config-router-af)# neighbor 2001:DB8::1037! switch (config-router-neighbor)# route-map add_path4 permit 10 switch (config-router-neighbor)# set path-selection all advertise Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 25 Displays information about BGP networks, including path selections and path IDs. show ip bgp neighbors Displays information about the TCP and BGP connections to neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 26: Additional-Paths Send

    In the following example, BGP negotiates with each neighbor in the IPv6 unicast address family to send and receive additional paths: switch# configure terminal switch (config)# router bgp 65000 switch (config-router)# address-family ipv6 unicast switch (config-router-af)# additional-paths send Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 27 Displays information about BGP networks, including path selections and path IDs. show ip bgp neighbors Displays information about the TCP and BGP connections to neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 28: Address (Vrrp)

    This example shows how to remove all the IP addresses (primary and secondary) using a single command: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# vrrp 250 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 29 9/10 Related Commands Command Description clear vrrp Clears all the software counters for the specified virtual router. show vrrp Displays VRRP configuration information. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 30: Address-Family (Bgp Neighbor)

    IPv4 multicast address family: switch# configure terminal switch(config)# feature bgp switch(config)# router bgp 64496 switch(config-router)# neighbor 192.0.2.1 remote-as 64496 switch(config-router-neighbor)# address-family ipv4 multicast switch(config-router-neighbor-af) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 31 Controls how many prefixes can be received from a neighbor. route-reflector-client Configures the router as a BGP route reflector. soft-reconfiguration Configures the switch software to start storing BGP peer updates. inbound suppress-inactive Advertises only active routes to peer. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 32: Address-Family (Bgp Router)

    This example shows how to place the router in global address family configuration mode for the IPv4 unicast address family: switch# configure terminal switch(config)# feature bgp switch(config)# router bgp 64496 switch(config-router)# address-family ipv4 unicast switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 33 Configures the BGP delay for triggering next-hop calculations. redistribute (BGP) Configures route redistribution for BGP. suppress-inactive Advertises active routes to a BGP peer. timers (BGP) Configures the BGP timers. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 34: Address-Family (Eigrp)

    Configures the maximum number of equal-cost paths. redistribute Configures route redistribution for EIGRP. router-id Configures the router ID. show ip eigrp Displays EIGRP information. timers Configures the EIGRP timers. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 35: Address-Family (Rip)

    Configures the maximum number of equal-cost paths. redistribute Configures route redistribution for RIP. show ip rip Displays a summary of RIP information for all RIP instances. timers Configures the RIP timers. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 36: Advertise-Map (Bgp)

    Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 37 (BGP) switch(config-route-map)# exit switch(config)# ip prefix-list plist permit 209.165.201.0/27 switch(config)# Related Commands Command Description feature bgp Enables BGP. neighbor Configures a BGP peer. show ip bgp Displays BGP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 38: Advertisement-Interval (Vrrp)

    2/1 switch(config-if)# no switchport switch(config-if)# vrrp 250 switch(config-if-vrrp)# advertisement-interval 200 switch(config-if-vrrp)# Related Commands Command Description clear vrrp Clears all the software counters for the specified virtual router. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 39 Chapter Unicast Routing Commands advertisement-interval (VRRP) Command Description show vrrp Displays VRRP configuration information. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 40: Aggregate-Address (Bgp)

    (By default, the atomic aggregate attribute is set unless you specify the as-set keyword.) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 41 (SAFI) under the IP Version 4 address family. Because the summary-only keyword is configured, more-specific routes are filtered from updates. switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# address-family ipv4 multicast switch(config-router-af)# aggregate-address 10.0.0.0 255.0.0.0 summary-only switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 42 1 switch(config-route-map)# exit switch(config)# router bgp 64496 switch(config-router)# address-family ipv4 switch(config-router-af)# aggregate-address 10.0.0.0 255.0.0.0 as-set advertise-map MAP-ONE switch(config-router-af)# end switch(config-router-af)# Related Commands Command Description route-map map-name Creates a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 43: Area Authentication (Ospf)

    201 switch(config-router)# area 0 authentication message-digest switch(config-router)# interface ethernet 1/1 switch(config-if)# ip ospf area 0 switch(config)-if# ip ospf message-digest-key 10 md5 0 adcdefgh switch(config-if)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 44 Assigns a password for simple password authentication for OSPF. ip ospf message-digest-key Assigns a password for OSPF MD5 authentication. show ip ospf interface Displays OSPF interface-related information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 45: Area Default-Cost (Ospf)

    Related Commands Command Description area stub Defines an area as a stub area. copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 46: Area Filter-List (Ospf)

    ABR to all other areas including Type 3 LSAs that originate locally as a result of the area range command configured in this area. Cisco NX-OS implicitly denies any prefix that does not match an entry in the route map. This command requires the LAN Base Services license.
  • Page 47 Saves the configuration changes to the startup configuration file. startup-config route-map Defines the conditions for redistributing routes from one routing protocol into another. show ip ospf policy Displays OSPF policy statistics for an area. statistics area Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 48: Area Filter-List (Ospfv3)

    ABR to all other areas including Type 3 LSAs that originate locally as a result of the area range command configured in this area. The Cisco NX-OS software implicitly denies any prefix that does not match an entry in the route map. This command requires the LAN Base Services license.
  • Page 49 Chapter Unicast Routing Commands area filter-list (OSPFv3) switch(config-router-af)# no area 0.0.0.10 filter-list route-map LSA-Filter in switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 50: Area Nssa (Ospf)

    LSAs. Suboptimal routing might result because there might be better paths to reach the destination’s forwarding address. This command requires the LAN Base Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 51 Saves the configuration changes to the startup configuration file. startup-config redistribute Redistributes routes learned from one routing protocol to another routing protocol domain. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 52: Area Range (Ospf)

    This example shows how to configure one summary route to be advertised by the ABR to other areas for all hosts on network 192.0.2.0: switch# configure terminal switch(config-if)# interface ethernet 1/2 switch(config-if)# ip address 192.0.2.201 255.255.255.0 switch(config-if)# ip ospf area 201 switch(config-router)# area 0 range 192.0.2.0 255.255.0.0 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 53 Chapter Unicast Routing Commands area range (OSPF) Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 54: Area Stub (Ospf)

    201 switch(config-router)# area 33 stub switch(config-router)# Related Commands Command Description area default-cost Specifies a cost for the default summary route sent into a stub area. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 55 Chapter Unicast Routing Commands area stub (OSPF) Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 56: Area Virtual-Link (Ospf)

    ID. To see the router ID, use the show ip ospf neighbors command in any mode. You cannot configure a virtual link on a not-so-stubby (NSSA) area. Note Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 57 Displays OSPF neighbor information. neighbors show ip ospf Displays OSPF virtual link information. virtual-link transmit-delay (OSPF Configures the transmit delay for an OSPF virtual link. virtual link) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 58: Authentication (Hsrp)

    If you configure two routers with identical HSRP IP addresses but with different authentication strings, Caution then neither router is aware of the duplication. This command does not require a license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 59 10.0.0.3 switch(config-if-hsrp)# end switch(config-if-hsrp)# Related Commands Command Description feature hsrp Enables HSRP and enters HSRP configuration mode. hsrp group Creates an HSRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 60: Authentication (Ospf Virtual Link)

    This example shows how to enable message-digest authentication: switch# configure terminal switch(config)# router ospf 22 switch(config-router)# area 99 virtual-link 192.0.2.12 switch(config-router-vlink)# authentication message-digest switch(config-router-vlink)# message-digest key 4 md5 0 abcd Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 61 Assigns a password to be used by neighboring routers that are using the (OSPF virtual link) password authentication of OSPF. key chain Creates a key chain for managing authentication keys. message-digest-key Enables OSPF MD5 authentication. (OSPF virtual link) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 62: Authentication (Vrrp)

    Related Commands Command Description clear vrrp Clears all the software counters for the specified virtual router. show vrrp Displays VRRP configuration information. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 63: Authentication Key-Chain (Eigrp)

    Sets the authentication mode for EIGRP in a VRF. (EIGRP) ip authentication Enables authentication for EIGRP and specifies the set of keys that can be key-chain eigrp used on an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 64 Chapter Unicast Routing Commands authentication key-chain (EIGRP) Command Description key-chain Creates a set of keys that can be used by an authentication method. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 65: Authentication Mode (Eigrp)

    Configures the authentication mode for EIGRP on an interface. key chain Creates a set of keys that can be used by an authentication method. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 66: Authentication-Key (Ospf Virtual Link)

    22 switch(config-router)# area 99 virtual-link 192.0.2.12 switch(config-router-vlink)# authentication switch(config-router-vlink)# authentication-key yourpass switch(config-router-vlink)# Related Commands Command Description authentication Enables authentication for an OSPF virtual link. (virtual link) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 67: Auto-Cost (Ospf)

    201 switch(config-router)# auto-cost reference-bandwidth 10 switch(config-router)# Related Commands Command Description ip ospf cost Explicitly specifies the cost of sending a packet on an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 68: Autonomous-System

    This example shows how to set an AS number for EIGRP for IPv4 unicast: switch# configure terminal switch(config)# router eigrp 201 switch(config-router)# address-family ipv4 unicast switch(config-router-af)# autonomous-system 64496 switch(config-router-af)# Related Commands Command Description address-family Enters the address family configuration mode for EIGRP. (EIGRP) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 69: Bestpath (Bgp)

    This example shows how to change the default best-path selection algorithm to compare the MED on paths from different autonomous systems: switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# bestpath always-compare-med Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 70 Related Commands Command Description feature bgp Enables BGP globally. show ip bgp Displays information about BGP routes. show running-config bgp Displays the running configuration for BGP for IPv4 networks. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 71: Bestpath As-Path Multipath-Relax (Bgp)

    Related Commands Command Description feature bgp Enables BGP globally. show ip bgp Displays information about BGP routes. show running-config bgp Displays the running configuration for BGP for IPv4 networks. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 72: Capability Additional-Paths Receive

    You must restart any currently established BGP sessions for the new configuration to take effect. Use the clear bgp command to restart sessions. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 73 Displays information about BGP networks, including path selections and path IDs. show ip bgp neighbors Displays information about the TCP and BGP connections of neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 74: Capability Additional-Paths Send

    You must restart any currently established BGP sessions for the new configuration to take effect. Use the clear bgp command to restart sessions. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 75 Displays information about BGP neighbors, including path selections and path IDs. show ip bgp neighbors Displays information about the TCP and BGP connections to neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 76: Clear Bgp

    This command requires the LAN Enterprise Services license. Examples This example shows how to clear all BGP entries: switch# clear bgp all * Related Commands Command Description show bgp Displays BGP routes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 77: Clear Bgp Dampening

    This command was introduced. Usage Guidelines This command requires the LAN Enterprise Services license. Examples This example shows how to clear BGP route flap dampening information: switch# clear bgp all dampening Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 78 Chapter Unicast Routing Commands clear bgp dampening Related Commands Command Description show ip bgp Displays BGP dampening information. dampening Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 79: Clear Bgp Flap-Statistics

    This command was introduced. Usage Guidelines This command requires the LAN Enterprise Services license. Examples This example shows how to clear BGP route flap statistics: switch# clear bgp ipv4 multicast flap-statistics Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 80 Chapter Unicast Routing Commands clear bgp flap-statistics Related Commands Command Description show ip bgp Displays BGP flap statistics. flap-statistics Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 81: Clear Bgp Policy Statistics Aggregate-Address

    This example shows how to clear policy statistics for an aggregate address: switch# clear bgp policy statistics aggregate-address 192.0.2.0/8 Related Commands Command Description show bgp policy statistics Displays BGP policy statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 82: Clear Bgp Policy Statistics Dampening

    This command requires the LAN Enterprise Services license. Examples This example shows how to clear policy statistics for dampening: switch# clear bgp policy statistics dampening Related Commands Command Description show bgp policy statistics Displays BGP policy statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 83: Clear Bgp Policy Statistics Neighbor

    This example shows how to clear policy statistics for an aggregate address: switch# clear bgp policy statistics neighbor 192.0.2.1 filter-list in Related Commands Command Description show bgp policy statistics Displays BGP policy statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 84: Clear Bgp Policy Statistics Redistribute

    For the eigrp keyword, an EIGRP instance name from which routes are to be redistributed. The value takes the form of a string. You can enter a decimal number, but Cisco NX-OS stores it internally as a string. For the ospf keyword, an OSPF instance name from which routes are to be redistributed.
  • Page 85 Chapter Unicast Routing Commands clear bgp policy statistics redistribute Related Commands Command Description show bgp policy statistics Displays BGP policy statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 86: Clear Forwarding Route

    This example shows how to clears a route from the FIB: switch# clear forwarding ip route 10.0.0.1/8 Related Commands Command Description clear ip route Clears individual routes from the unicast RIB. show forwarding Displays the forwarding information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 87: Clear Forwarding Inconsistency

    This example shows how to clear the Layer 3 inconsistency checker for all modules: switch# clear forwarding inconsistency module all Related Commands Command Description show forwarding Displays information about the FIB inconsistencies. inconsistency test forwarding Triggers the forwarding inconsistency checker. inconsistency Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 88: Clear Ip Adjacency Statistics

    This command does not require a license. Examples This example shows how to clear the adjacency statistics: switch# clear ip adjacency statistics Related Commands Command Description show ip adjacency Displays adjacency information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 89: Clear Ip Arp

    Release Modification 5.0(3)A1(1) This command was introduced. Usage Guidelines This command does not require a license. Examples This example shows how to clear the ARP table: switch# clear ip arp Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 90 Chapter Unicast Routing Commands clear ip arp Related Commands Command Description show ip arp Displays information about ARP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 91: Clear Ip Bgp

    Usage Guidelines This command requires the LAN Enterprise Services license. Examples This example shows how to clear all BGP entries for the IPv4 address family: switch# clear ip bgp * Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 92 Chapter Unicast Routing Commands clear ip bgp Related Commands Command Description show ip bgp Displays entries in the BGP table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 93: Clear Ip Bgp Dampening

    This command was introduced. Usage Guidelines This command requires the LAN Enterprise Services license. Examples This example shows how to clear BGP route flap dampening information: switch# clear ip bgp dampening Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 94 Chapter Unicast Routing Commands clear ip bgp dampening Related Commands Command Description show ip bgp Displays BGP dampening information. dampening Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 95: Clear Ip Bgp Flap-Statistics

    This command requires the LAN Enterprise Services license. Examples This example shows how to clear BGP route flap statistics: switch# clear ip bgp flap-statistics Related Commands Command Description show ip bgp Displays BGP flap statistics. flap-statistics Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 96: Clear Ip Eigrp Accounting

    This example shows how to clear the EIGRP accounting information: switch# clear ip eigrp accounting Related Commands Command Description show ip eigrp Displays prefix accounting information for the EIGRP processes. accounting Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 97: Clear Ip Eigrp Neighbors

    This command requires the LAN Base Services license. Examples This example shows how to clear all EIGRP entries for neighbors on Ethernet interface 2/1: switch# clear ip eigrp neighbors ethernet 2/1 vrf * Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 98 Unicast Routing Commands clear ip eigrp neighbors Related Commands Command Description show ip eigrp interfaces Displays information about interfaces configured for EIGRP. show ip eigrp neighbors Displays the neighbors discovered by EIGRP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 99: Clear Ip Eigrp Redistribution

    This command requires the LAN Base Services license. Examples This example shows how to clear redistribution information: switch# clear ip eigrp redistribution Related Commands Command Description feature eigrp Enables the EIGRP feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 100: Clear Ip Eigrp Traffic

    This example shows how to clear the EIGRP traffic statistics: switch# clear ip eigrp traffic Related Commands Command Description show ip eigrp traffic Displays the number of EIGRP packets sent and received. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 101: Clear Ip Interface Statistics

    This command does not require a license. Examples This example shows how to clear the IP interface statistics: switch# clear ip interface statistics Related Commands Command Description show ip interface Displays IP interface information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 102: Clear Ip Ospf Neighbor

    Use the instance-tag argument to clear the neighbor details from one OSPF instance. If you do not use the instance-tag argument, Cisco NX-OS clears the neighbor details from all OSPF instances. Use the show ip ospf neighbor command to find the neighbor ID.
  • Page 103 Unicast Routing Commands clear ip ospf neighbor switch# clear ip ospf 202 neighbor ethernet 1/2 Related Commands Command Description show ip ospf neighbor Displays details for OSPF neighbors including the neighbor ID. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 104: Clear Ip Ospf Policy Statistics

    (VRF) instance. The vrf-name argument can be any alphanumeric string of up to 32 characters, except “default” and “all”. Command Default None Command Modes Any command mode Command History Release Modification 5.0(3)A1(1) This command was introduced. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 105 Use the instance-tag argument to clear the policy statistics from one OSPF instance. If you do not specify the instance tag, Cisco NX-OS clears the policy statistics from all OSPF instances. Use the show ip ospf policy statistics command to to view the statistics that you are clearing.

  • Page 106: Clear Ip Ospf Redistribution

    This command requires the LAN Base Services license. Examples This example shows how to clear redistribution information: switch# clear ip ospf redistribution Related Commands Command Description feature ospf Enables the OSPF feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 107: Clear Ip Ospf Statistics

    Use the clear ip ospf statistics command to clear the event statistics from one or more OSPF instances. If you do not specify the instance-tag argument, Cisco NX-OS clears statistics from all OSPF instances. Use the show ip ospf statistics command to to view the statistics that you are clearing.

  • Page 108: Clear Ip Ospf Traffic

    Use the clear ip ospf traffic command to clear the traffic statistics from one or more OSPF instances. If you do not specify the instance-tag argument, Cisco NX-OS clears traffic statistics from all OSPF instances. Use the show ip ospf traffic statistics command to to view the statistics that you are clearing.

  • Page 109: Clear Ip Rip Policy Statistics Redistribute

    For the eigrp keyword, an EIGRP instance name from which routes are to be redistributed. The value takes the form of a string. You can enter a decimal number, but Cisco NX-OS stores it internally as a string. For the ospf keyword, an OSPF instance name from which routes are to be redistributed.
  • Page 110 Chapter Unicast Routing Commands clear ip rip policy statistics redistribute Related Commands Command Description show ip rip policy statistics Displays policy statistics for RIP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 111: Clear Ip Rip Statistics

    This example shows how to clear all RIP statistics: switch# clear ip rip statistics Related Commands Command Description show rip statistics Displays database and interface entry information for the RIP process. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 112: Clear Ip Route

    This command does not require a license. Examples This example shows how to clear the individual route: switch(config)# clear ip route 192.0.2.1 Related Commands Command Description show ip route Displays entries in the route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 113: Clear Ip Traffic

    This command does not require a license. Examples This example shows how to clear the IP traffic information: switch# clear ip traffic Related Commands Command Description show ip traffic Displays IP traffic information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 114: Clear Sockets Statistics

    Command Description show sockets statistics Displays information about the socket statistics. show sockets client Displays information about the socket client information. show sockets connection Displays information about the socket connection. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 115: Clear Vrrp

    This example shows how to clear VRRP statistics from a specific Ethernet interface: switch# clear vrrp vr 1 interface ethernet 1/5 switch# Related Commands Command Description feature vrrp Enables the VRRP feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 116: Client-To-Client Reflection

    (BGP Places the router in address family configuration mode for configuring router) routing sessions that use standard IPv4 address prefixes. show ip bgp Displays entries in the BGP routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 117: Confederation

    This example shows how to configure the confederation identifier: switch# configure terminal switch(config)# router bgp 65536.33 switch(config-router)# confederation identifier 65536.33 switch(config-router)# Related Commands Command Description show bgp Displays information about BGP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 118: Dampening (Bgp)

    This command requires the LAN Enterprise Services license. Examples This example shows how to set the half life to 30 minutes: switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# dampening 30 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 119 Configures BGP. router) clear ip bgp Clears BGP route flap dampening information. dampening clear ip bgp Clears BGP route flap statistics. flap-statistics show ip bgp Displays BGP dampening information. dampening Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 120: Dead-Interval (Ospf Virtual Link)

    This command requires the LAN Base Services license. Examples This example shows how to configure the OSPF dead interval to 20 seconds: switch# configure terminal switch(config)# ospf 201 switch(config-router)# area 99 virtual-link 192.0.2.4 switch(config-router-vlink)# dead-interval 20 switch(config-router-vlink)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 121 Description copy running-config Saves the configuration changes to the startup configuration file. startup-config hello-interval (OSPF Configures the interval between hello packets that Cisco NX-OS sends on virtual link) the virtual link. show ip ospf Displays OSPF virtual link information. virtual-link...

  • Page 122: Default-Information Originate (Eigrp)

    Related Commands Command Description address-family Enters address-family configuration mode. copy running-config Saves the configuration changes to the startup configuration file. startup-config default-metric Sets the metric for routes redistributed into EIGRP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 123 Chapter Unicast Routing Commands default-information originate (EIGRP) Command Description redistribute Redistributes routes from other routing protocols into EIGRP. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 124: Default-Information Originate (Ospf)

    This command was introduced. Usage Guidelines Use the route-map keyword to filter redistributed routes so that Cisco NX-OS generates a default route only for routes that pass the route map. Use the always keyword to generate the default route regardless of whether the default route is in the route table.
  • Page 125 Saves the configuration changes to the startup configuration file. startup-config redistribute (OSPF) Redistributes routes from one routing domain into OSPF. route-map Defines a filter policy for routes. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 126: Default-Information Originate (Rip)

    Enters address-family configuration mode. default-metric Sets the metric for routes redistributed into RIP. redistribute Redistributes routes from other routing protocols into RIP. show ip rip route Displays the routes in RIP table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 127: Default-Metric (Eigrp)

    This example shows how to take redistributed Routing Information Protocol (RIP) metrics and translate them into EIGRP metrics with the following values: bandwidth = 1000, delay = 100, reliability = 250, loading = 100, and MTU = 1500. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 128 Saves the configuration changes to the startup configuration file. startup-config redistribute Redistributes routes from one routing domain into another routing domain. show ip eigrp route-map Displays information about EIGRP route map statistics. statistics redistribute Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 129: Default-Metric (Ospf)

    This example shows how to configure OSPF to redistribute RIP and BGP and set the default metric to 10: switch# configure terminal switch(config)# router ospf 201 switch(config-router)# default-metric 10 switch(config-router)# redistribute rip 109 route-map FilterRip switch(config-router)# redistribute bgp 4 route-map FilterBgp switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 130 Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config redistribute (OSPF) Redistributes routes from another routing domain into OSPF. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 131: Default-Metric (Rip)

    Related Commands Command Description address-family Enters address-family configuration mode. copy running-config Saves the configuration to the startup configuration file. startup-config default-information Generates a default route for routes redistributed into RIP. originate Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 132 Chapter Unicast Routing Commands default-metric (RIP) Command Description redistribute Redistributes routes from one routing domain into another routing domain. show ip rip route Displays the routes in RIP table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 133: Delay Minimum

    192.168.9.5 255.255.255.0 switch(config-if)# hsrp 1 switch(config-if)# delay minimum 3 reload 10 switch(config-if)# ip 192.168.0.100 switch(config-if)# Related Commands Command Description feature hsrp Enables the HSRP configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 134: Delay

    1 interface ethernet 1/2 line-protocol switch(config-track)# delay up 30 down 30 switch(config-track)# Related Commands Command Description track Configures a tracked object or track list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 135: Distance (Eigrp)

    This example shows how to set the administrative distance of all EIGRP 1 internal routes to 80 and all EIGRP external routes to 130: switch# configure terminal switch(config)# router eigrp 1 switch(config-router)# distance 80 130 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 136 Chapter Unicast Routing Commands distance (EIGRP) switch(config-router)# Related Commands Command Description show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 137: Distance (Ospf)

    1 switch(config-router)# distance 200 switch(config-router)# Related Commands Command Description show ip ospf Displays OSPF information. copy running-config Saves this configuration change to the startup configuration file. startup-config Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 138: Distance (Rip)

    Related Commands Command Description address-family Enters address-family configuration mode. redistribute Redistributes routes from one routing domain into RIP. show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 139: Ebgp-Multihop

    This example shows how to configure the eBGP multihop value: switch# configure terminal switch(config)# router bgp 1.1 switch(config-router)# neighbor 192.0.2.1 remote-as 1.2 switch(config-route-neighbor)# ebgp-multihop 2 switch(config-route-neighbor)# Related Commands Command Description feature bgp Enables the BGP feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 140: Eigrp Log-Neighbor-Changes

    Related Commands Command Description log-neighbor-changes Enables logging of EIGRP neighbor changes. log-neighbor-warnings Enables logging of EIGRP neighbor warnings. log-adjacency-changes Enables logging of EIGRP adjacency state changes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 141: Eigrp Log-Neighbor-Warnings

    30 switch(config-router)# Related Commands Command Description log-neighbor-changes Enables logging of EIGRP neighbor changes. log-neighbor-warnings Enables logging of EIGRP neighbor warnings. log-adjacency-changes Enables logging of EIGRP adjacency state changes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 142: Eigrp Router-Id

    This example shows how to configure 192.168.0.3 as a fixed router ID: switch# configure terminal switch(config)# router eigrp 209 switch(config-router)# eigrp router-id 192.168.0.3 switch(config-router)# Related Commands Command Description show ip eigrp Displays a summary of the EIGRP processes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 143: Eigrp Stub

    This command requires the LAN Base Services license. Examples This example shows how to configure the router as a receive-only neighbor: switch# configure terminal switch(config)# router eigrp 1 switch(config-router)# eigrp stub receive-only switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 144 Chapter Unicast Routing Commands eigrp stub Related Commands Command Description show ip eigrp Displays a summary of the EIGRP processes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 145: Feature Bgp

    Related Commands Command Description show bgp Displays BGP configuration information. show feature Displays the status of features on a switch. router bgp Creates a BGP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 146: Feature Eigrp

    Related Commands Command Description show feature Displays the features enabled on the switch. show ip eigrp Displays EIGRP configuration information. router eigrp Creates an EIGRP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 147: Feature Hsrp

    Related Commands Command Description hsrp group Creates and activates an HSRP group. show feature Displays the status of features on a switch. show hsrp Displays HSRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 148: Feature Ospf

    Related Commands Command Description show feature Displays the status of features on a switch. show ospf Displays OSPF configuration information. router ospf Creates an OSPF instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 149: Feature Rip

    Related Commands Command Description show feature Displays the status of features on a switch. show rip Displays RIP configuration information. router rip Creates a RIP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 150: Feature Vrrp

    Clears all the software counters for the specified virtual router. show feature Displays the status of features on a switch. show vrrp Displays VRRP configuration information. vrrp Configures a VRRP group on an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 151: Flush-Routes (Eigrp)

    This example shows how to flush routes when an EIGRP instance restarts: switch# configure terminal switch(config)# router eigrp Test1 switch(config-router)# flush-routes switch(config-router)# Related Commands Command Description show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 152: Flush-Routes (Ospf)

    This example shows how to flush routes for an OSPF restart: switch# configure terminal switch(config)# router ospf 202 switch(config-router)# flush-routes switch(config-router)# Related Commands Command Description show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 153: Hardware Ip Glean Throttle

    Examples This example shows how to enable ARP throttling: switch# configure terminal switch(config)# hardware ip glean throttle switch(config)# Related Commands Command Description show running-config Displays information about the running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 154: Hardware Ip Glean Throttle Maximum

    16383 switch(config)# Related Commands Command Description hardware ip glean Enables the IP glean throttle feature. throttle show running-config Displays information about the running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 155: Hardware Ip Glean Throttle Syslog

    This example shows how to generate a syslog if the number of packets that get dropped for a specific flow exceed the configured packet count: switch# configure terminal switch(config)# hardware ip glean throttle syslog 1030 switch(config)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 156 Unicast Routing Commands hardware ip glean throttle syslog Related Commands Command Description hardware ip glean Enables the IP glean throttle feature. throttle show running-config Displays information about the running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 157: Hardware Ip Glean Throttle Timeout

    300 switch(config)# Related Commands Command Description hardware ip glean Enables the IP glean throttle feature. throttle show running-config Displays information about the running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 158: Hello-Interval (Ospf Virtual Link)

    (OSPF virtual link) hello-interval (OSPF virtual link) To specify the interval between hello packets that Cisco NX-OS sends on an Open Shortest Path First (OSPF) virtual link, use the hello-interval command. To return to the default setting, use the no form of this command.

  • Page 159: Hsrp

    Displays HSRP information. ip address Creates a virtual IP address for the HSRP group. The IP address must be in the same subnet as the interface IP address. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 160: Hsrp Delay

    1/5 switch(config-if)# no switchport switch(config-if)# ip address 192.168.0.5 255.255.255.0 switch(config-if)# hsrp 1 switch(config-if)# hsrp delay minimum 3 reload 10 switch(config-if)# Related Commands Command Description feature hsrp Enables the HSRP configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 161 Chapter Unicast Routing Commands hsrp delay Command Description hsrp Creates HSRP groups. show hsrp delay Displays the HSRP delay information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 162: Ip (Hsrp)

    We recommend that you always specify an IP address. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 163 10.10.10.1 255.255.255.0 switch(config-if)# hsrp 2 switch(config-if-hsrp)# ip 10.10.10.2 switch(config-if-hsrp)# ip 20.20.20.2 secondary switch(config-if-hsrp)# Related Commands Command Description feature hsrp Enables the HSRP configuration. show hsrp Displays HSRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 164: Ip Address

    OSPF area as the primary addresses. Make sure that the LAN Enterprise Services license is installed. This command does not require a license but if you want to enable Layer 3 interfaces, you must install the LAN Base Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 165 Description copy running-config Saves the configuration change to the startup configuration file. startup-config no switchport Enables an interface for Layer 3 configuration. show ip interface Displays interfaces configured for IPv4. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 166: Ip Arp

    This example shows how to configure a static ARP entry on a subinterface: switch# configure terminal switch(config)# interface ethernet 1/5 switch(config-if)# no switchport switch(config-if)# interface ethernet 1/1.1 switch(config-subif)# ip arp 192.0.2.1 0150.5a03.efab switch(config-subif)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 167 Chapter Unicast Routing Commands ip arp Related Commands Command Description show ip arp Displays ARP entries. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 168: Ip Arp Gratuitous

    1/2 switch(config-if)# no switchport switch(config-if)# ip arp gratuitous switch(config-if)# Related Commands Command Description ip arp Configures a static ARP entry. show ip arp Displays ARP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 169: Ip Arp Syslog-Threshold

    20 switch(config)# Related Commands Command Description copy running-config Copies the running configuration to the startup configuration file. startup config show running-config Displays the information for the running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 170: Ip Arp Timeout

    This command was introduced. Usage Guidelines If the Cisco Nexus 3548 switch is used as a Layer 2 or Layer 3 termination switch, Cisco recommends that you set the mac-address-aging-time to 1800 (higher than the default ARP aging time of 1500 seconds) on all VLANs.

  • Page 171: Ip As-Path Access-List

    BGP peer for inbound filtering: switch# configure terminal switch(config)# ip as-path access-list filter1 permit 55:33,20:01 switch(config) router bgp 65536:20 switch(config-router)# neighbor 192.0.2.1/16 remote-as 65536:20 switch(config-router-neighbor)# address-family ipv4 unicast switch(config-router-neighbor-af)# filter-list filter1 in switch(config-router-neighbor-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 172 Unicast Routing Commands ip as-path access-list Related Commands Command Description filter-list Assigns an AS path filter to a BGP peer. show ip as-path Displays information about IP AS path access lists. access-list Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 173: Ip Authentication Key-Chain Eigrp

    Sets the authentication mode for EIGRP on an interface. key-chain Creates a set of keys that can be used by an authentication method. show ip eigrp interfaces Displays information about EIGRP interfaces. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 174: Ip Authentication Mode Eigrp

    Copies the configuration changes to the startup configuration file. startup-config ip authentication Enables authentication for EIGRP and specifies the set of keys that can be key-chain eigrp used on an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 175 Command Description key chain Creates a set of keys that can be used by an authentication method. show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 176: Ip Bandwidth Eigrp

    209 10000 switch(config-if)# Related Commands Command Description ip bandwidth-percent Sets the percent of the interface bandwidth that EIGRP can use. eigrp show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 177: Ip Bandwidth-Percent Eigrp

    209 75 switch(config-if)# Related Commands Command Description ip bandwidth eigrp Sets the EIGRP bandwidth value for an interface. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 178: Ip Community-List

    Regular expression that is used to specify a pattern to match against an input string. Regular expressions can be used with expanded community lists Note only. Command Default Community exchange is not enabled by default. Command Modes Global configuration mode Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 179 This example shows how to configure a standard community list where the routes with this community are advertised to all peers (internal and external): switch# configure terminal switch(config)# ip community-list standard test1 permit internet switch(config)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 180 Enables BGP. match community Matches an community in a route map. send-community Configures BGP to propagate community attributes to BGP peers. set community Sets a community in a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 181: Ip Delay Eigrp

    Description ip hello-interval eigrp Configures the hello interval on an interface for the EIGRP routing process that is designated by an autonomous system number. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 182: Ip Directed-Broadcast

    This command requires the LAN Base Services license. Examples This example shows how to enable forwarding of IP directed broadcasts on Ethernet interface 2/1: switch# configure terminal Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 183 Chapter Unicast Routing Commands ip directed-broadcast switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip directed-broadcast switch(config-if)# Related Commands Command Description show ip interface Displays IP information for an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 184: Ip Distribute-List Eigrp

    209 route-map InputFilter in switch(config-if)# Related Commands Command Description prefix-list Configures a prefix list. route-map Configures a route map. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 185: Ip Eigrp Shutdown

    2/1 switch(config-if)# no switchport switch(config-if)# ip eigrp 201 shutdown switch(config-if)# Related Commands Command Description ip passive-interface eigrp Configures an instance of EIGRP. router eigrp Configures an instance of EIGRP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 186: Ip Extcommunity-List

    Regular expressions can be used with expanded extended Note community lists only. Command Default Community exchange is not enabled by default. Command Modes Global configuration mode Command History Release Modification 5.0(3)A1(1) This command was introduced. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 187 100:. switch# configure terminal switch(config)# ip extcommunity-list expanded test2 permit 100:+ switch(config)# Related Commands Command Description feature bgp Enables BGP. match extcommunity Matches an extended community in a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 188 Chapter Unicast Routing Commands ip extcommunity-list Command Description send-community Configures BGP to propagate community attributes to BGP peers. set extcommunity Sets an extended community in a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 189: Ip Hello-Interval Eigrp

    1 10 switch(config-if)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 190: Ip Hold-Time Eigrp

    Saves the configuration changes to the startup configuration file. startup-config ip hello-interval eigrp Configures the hello interval on an interface for the EIGRP routing process designated by an autonomous system number. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 191: Ip Load-Sharing Address

    Related Commands Command Description show ip load-sharing Displays the load-sharing algorithm. show routing hash Displays the path the RIB and FIB select for a source and destination pair. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 192: Ip Local-Proxy-Arp

    Related Commands Command Description copy running-config Saves the configuration to the startup configuration file. startup-config ip proxy-arp Enables proxy ARP on an interface. show ip arp Displays ARP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 193: Ip Next-Hop-Self Eigrp

    209 switch(config-if)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 194: Ip Offset-List Eigrp

    This command was introduced. Usage Guidelines Cisco NX-OS adds the configured offset value to any routes that match the configure prefix list or route map. You must configure the named route map or prefix list to complete this configuration. This command requires the LAN Base Services license.
  • Page 195 Chapter Unicast Routing Commands ip offset-list eigrp Related Commands Command Description prefix-list Configures a prefix list. route-map Configures a route map. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 196: Ip Ospf Authentication

    This example shows how to configure message-digest authentication: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip ospf authentication message-digest switch(config-if)# ip ospf message-digest-key 33 md5 0 mypassword switch(config-if)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 197 Assigns a password to be used by neighboring routers that are using the authentication-key password authentication of OSPF. ip ospf Configures the OSPF MD5 message-digest key. message-digest-key show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 198: Ip Ospf Authentication-Key

    All neighboring routers on the same network must have the same password to be able to exchange OSPF information. Cisco NX-OS uses this key when you enable authentication for an interface with the ip ospf Note authentication interface configuration command or if you configure the area for authentication with the area authentication command in router configuration mode.
  • Page 199 Specifies the authentication type for an OSPF area. copy running-config Saves the configuration changes to the startup configuration file. startup-config ip ospf authentication Specifies the authentication type for an interface. show ip ospf interface Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 200: Ip Ospf Cost

    1/2 switch(config-if)# no switchport switch(config-if)# ip ospf cost 65 switch(config-if)# Related Commands Command Description reference-bandwidth Specifies the reference bandwidth that OSPF uses to calculate the link cost. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 201: Ip Ospf Dead-Interval

    20 switch(config-if)# Related Commands Command Description ip ospf hello-interval Specifies the interval between hello packets that OSPF sends on the interface. show ip ospf interface Displays OSPF interface-related information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 202: Ip Ospf Hello-Interval

    Sets the time period for which hello packets must not have been seen before neighbors declare the router as down. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 203: Ip Ospf Message-Digest-Key

    (Optional) Specifies an unencrypted password to generate the md5 key. (Optional) Specifies an encrypted 3DES password to generate the md5 key. (Optional) Specifies a Cisco type 7 encrypted password to generate the md5 key. Alphanumeric password of up to 16 bytes. Command Default...
  • Page 204 Enables authentication for an OSPF area. copy running-config Saves the configuration changes to the startup configuration file. startup-config ip ospf authentication Specifies the authentication type for an interface. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 205: Ip Ospf Mtu-Ignore

    Related Commands Command Description show ip ospf Displays general information about OSPF routing instances. show ip ospf interface Displays OSPF-related interface information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 206: Ip Ospf Network

    192.0.2.33 255.255.255.0 switch(config-if)# ip ospf network broadcast switch(config-if)# Related Commands Command Description show ip ospf Displays general information about OSPF routing instances. show ip ospf interface Displays OSPF-related interface information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 207: Ip Ospf Passive-Interface

    Related Commands Command Description show ip ospf Displays general information about OSPF routing instances. show ip ospf interface Displays OSPF-related interface information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 208: Ip Ospf Priority

    A router with a router priority set to zero cannot become the designated router or backup designated router. Cisco NX-OS uses this priority value when you configure OSPF for broadcast networks using the neighbor command in router configuration mode.

  • Page 209: Ip Ospf Retransmit-Interval

    Saves the configuration changes to the startup configuration file. startup-config ip ospf transmit-delay Sets the estimated time to transmit an LSA to a neighbor. show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 210: Ip Ospf Shutdown

    Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 211: Ip Ospf Transmit-Delay

    Saves the configuration changes to the startup configuration file. startup-config ip ospf Sets the estimated time between LSAs transmitted from this interface. retransmit-interval show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 212: Ip Passive-Interface Eigrp

    Saves the configuration in the startup configuration file. startup-config no switchport Configures an interface as a Layer 3 routed interface. show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 213: Ip Port-Unreachable

    This example shows how to enable the generation of ICMP port unreachable messages, as appropriate, on an interface: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip port-unreachable switch(config-if)# Related Commands Command Description ip unreachables Sends ICMP unreachable messages. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 214: Ip Prefix-List

    If you do not configure a sequence number, Cisco NX-OS applies a a default sequence number of 5 to the prefix list and subsequent prefix list entries are incremented by 5 (for example, 5, 10, 15, and so on).
  • Page 215 Related Commands Command Description clear ip prefix-list Clears counters for IP prefix lists. prefix-list Applies a prefix list to BGP peer. show ip prefix-list Displays information about IP prefix lists. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 216: Ip Prefix-List Description

    This example shows how to configure a description for an IP prefix list: switch# configure terminal switch(config)# ip prefix-list test1 description “this is a test” switch(config)# Related Commands Command Description show ip prefix-list Displays information about IPv4 prefix lists. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 217: Ip Proxy-Arp

    2/1 switch(config-if)# no switchport switch(config-if)# ip proxy-arp switch(config-if)# Related Commands Command Description copy running-config Saves the configuration to the startup configuration file. startup-config show ip arp Displays ARP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 218: Ip Rip Authentication Key-Chain

    Saves the configuration to the startup configuration file. startup-config key-chain Creates a set of keys that can be used by an authentication method. show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 219: Ip Rip Authentication Mode

    Enables authentication for routing protocols. show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 220: Ip Rip Metric-Offset

    For example, if you set the metric-offset to 5 on an interface and the incoming route metric is 5, then Cisco NX-OS adds the route to the route table with a metric of 10. This command does not require a license but if you want to enable Layer 3 interfaces, you must install the LAN Base Services license.

  • Page 221: Ip Rip Offset-List

    2/1 switch(config-if)# no switchport switch(config-if)# ip rip offset-list 10 switch(config-if)# Related Commands Command Description ip rip metric-offset Adds an offset value to incoming RIP route metrics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 222: Ip Rip Passive-Interface

    Related Commands Command Description copy running-config Saves the configuration to the startup configuration file. startup-config show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 223: Ip Rip Poison-Reverse

    This command was introduced. Usage Guidelines By default, Cisco NX-OS does not advertise RIP routes out the interface over which they were learned (split horizon). If you configure both poison reverse and split horizon, then Cisco NX-OS advertises the learned routes as unreachable over the interface on which the route was learned.

  • Page 224: Ip Rip Route-Filter

    1/2 switch(config-if)# no switchport switch(config-if)# ip rip route-filter route-map InRipFilter in switch(config-if)# Related Commands Command Description route-map Creates a route map. prefix-list Creates a prefix list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 225: Ip Rip Summary-Address

    192.0.2.0/24 switch(config-if)# Related Commands Command Description copy running-config Saves the configuration to the startup configuration file. startup-config show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 226: Ip Route

    This example shows how to create a static route for destinations with the IP address prefix 192.168.1.1/32, reachable through the next-hop address 10.0.0.2: switch# configure terminal switch(config)# ip route 192.168.1.1/32 10.0.0.2 switch(config)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 227 192.168.0.4 if dynamic route information with an administrative distance less than 110 is not available. switch# configure terminal switch(config)# ip route 10.0.0.0/8 192.168.0.4 110 switch(config)# Related Commands Command Description match tag Matches the tag value associated with a route. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 228: Ip Router Eigrp

    Command Description copy running-config Saves the configuration changes in the startup configuration file. startup-config feature eigrp Enables EIGRP on the switch. show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 229: Ip Router Ospf Area

    Base area 33 switch(config-if)# Related Commands Command Description show ip ospf interface Displays OSPF interface-related information. copy running-config Saves the configuration changes to the startup configuration file. startup-config Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 230: Ip Router Ospf Multi-Area

    Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config feature ospf Enables OSP on the switch. show ip ospf interface Displays OSPF interface-related information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 231: Ip Router Rip

    Saves the configuration to the startup configuration file. startup-config feature rip Enables RIP on the switch. show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 232: Ip Split-Horizon Eigrp

    209 switch(config-if)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 233: Ip Summary-Address Eigrp

    This example shows how to configure an administrative distance of 95 on an EIGRP interface for the 192.168.0.0/16 summary address: switch# configure terminal switch(config)# router eigrp 209 switch(config-router)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip summary-address eigrp 209 192.168.0.0/16 95 switch(config-if)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 234 Unicast Routing Commands ip summary-address eigrp Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP interface-related information. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 235: Ip Tcp Path-Mtu-Discovery

    This example shows how to enable path MTU discovery for both IPv4: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip tcp path-mtu-discovery switch(config-if)# Related Commands Command Description show ip arp Displays ARP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 236: Ip Unreachables

    This example shows how to enable the generation of ICMP unreachable messages on an interface: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# ip unreachables switch(config-if)# Related Commands Command Description ip port-unreachable Sends ICMP port unreachable messages. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 237: Log-Adjacency-Changes (Eigrp)

    Command Description ip eigrp Logs changes to neighbors for an interface. log-neighbor-changes ip eigrp Logs neighbor warnings for an interface. log-neighbor-warnings show ip eigrp interfaces Displays information about EIGRP interfaces. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 238: Log-Adjacency-Changes (Ospf)

    209 switch(config-router)# log-adjacency-changes detail switch(config-router)# Related Commands Command Description show ip ospf Displays OSPF information. copy running-config Saves this configuration change to the startup configuration file. startup-config Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 239: Log-Neighbor-Warnings

    209 switch(config-router)# log-neighbor-warnings 30 switch(config-router)# Related Commands Command Description log-adjacency-changes Enables logging of EIGRP adjacency state changes. show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 240: Low-Memory Exempt

    This example shows how to exempt a neighbor from low-memory shutdown: switch# configure terminal switch(config)# router bgp 1.0 switch(config-router)# neighbor 192.0.2.0/24 remote-as 1.5 switch(config-router-af)# low-memory exempt switch(config-router-af)# Related Commands Command Description feature bgp Enables BGP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 241: Mac-List

    This command requires the LAN Enterprise Services license. Examples This example shows how to create the Red MAC list: switch# configure terminal switch(config)# mac-list Red seq 1 permit 0022.5579.a4c1 ffff.ffff.0000 switch(config)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 242 Chapter Unicast Routing Commands mac-list Related Commands Command Description match mac-list Matches a MAC address in a MAC list. show mac-list Displays information about a MAC list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 243: Match As-Number

    Use the route map to specify a range of AS numbers whose peers can establish a session with the local BGP through prefix peering. Cisco NX-OS ignores any other match commands if the match as-number command is present in the route map.
  • Page 244 Related Commands Command Description ip as-path access-list Creates an AS-path list. neighbor Configures BGP peers. route-map Defines the conditions for redistributing routes from one routing protocol into another. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 245: Match As-Path

    Description match community Matches a BGP community. match ip address Distributes any routes that have a destination network number address that is permitted by a standard or expanded access list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 246 Sets the metric type for the destination routing protocol. set origin (BGP) Sets the BGP origin code. set tag Sets the value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 247: Match Community

    109 only has the weight set to 200. switch# configure terminal switch(config)# ip community-list standard bgpLow permit 109 switch(config)# route-map set_weight switch(config-route-map)# match community bgpLow exact-match Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 248 Creates a community list for BGP and controls access to it. route-map Defines the conditions for redistributing routes from one routing protocol into another. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 249: Match Extcommunity

    This example shows that the routes that match the extended community list bgpLocal change from nontransitive to transitive: switch# configure terminal switch(config)# ip extcommunity-list standard bgpLocal permit generic nontransitive 1.9 switch(config)# route-map deletCommunity switch(config-route-map)# match extcommunity bgpLocal exact-match Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 250 Defines the conditions for redistributing routes from one routing protocol into another. send-community Configures BGP to propagate community attributes to BGP peers. set extcommunity Sets an extended community in a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 251: Match Interface

    This command requires the LAN Enterprise Services license. Examples This example shows how to configure a list of interfaces: switch# configure terminal switch(config)# route-map test1 switch(config-route-map)# match interface ethernet 2/1, ethernet 4/3 switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 252 Chapter Unicast Routing Commands match interface Related Commands Command Description route-map Defines the conditions for redistributing routes from one routing protocol into another. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 253: Match Ip Address

    The no forms of the match commands remove the specified match criteria. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 254 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 255: Match Ip Multicast

    Use the route-map command to enter route-map configuration mode. Once you enter the route-map command, the prompt changes to the following: switch(config-route-map)# Once you enter route-map configuration mode, you can enter the match ip multicast command. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 256 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 257: Match Ip Next-Hop Prefix-List

    If you want to modify some particular data, you must configure a second route map section with an explicit match specified. This command requires the LAN Enterprise Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 258 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 259: Match Ip Route-Source Prefix-List

    There are situations in which the next hop and source router address of the route are not the same. This command requires the LAN Enterprise Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 260 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 261: Match Metric

    The no forms of the match commands remove the specified match criteria. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 262 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 263: Match Mac-List

    This example shows how to redistribute routes stored in the routing table that match entries in the Red MAC list: switch# configure terminal switch(config)# route-map blueberry switch(config-route-map)# match mac-list Red switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 264 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 265: Match Route-Type

    The no forms of the match commands remove the specified match criteria. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 266 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 267: Match Tag

    This command requires the LAN Enterprise Services license. Examples This example shows how to redistribute routes stored in the routing table with tag 5: switch# configure terminal switch(config)# route-map blueberry Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 268 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 269: Match Vlan

    This command requires the LAN Enterprise Services license. Examples This example shows how to redistribute routes that match VLANs 5 to 10: switch# configure terminal Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 270 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 271: Max-Metric Router-Lsa (Ospf)

    If the router is still building BGP routing tables, the packets that are destined for other networks that the router has not learned through BGP may be dropped. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 272 Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 273: Maxas-Limit

    This example shows how to set the maximum number of AS numbers to 50: switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# maxas-limit 50 switch(config-router)# Related Commands Command Description feature bgp Enables the BGP feature. router bgp Creates a BGP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 274: Maximum-Paths (Bgp)

    64496 switch(config-router)# address-family ipv4 unicast switch(config-router-af)# maximum-paths 16 switch(config-router-af)# Related Commands Command Description feature bgp Enables the BGP feature on the router. router bgp Enables BGP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 275: Maximum-Paths (Eigrp)

    1 switch(config-router)# maximum-paths 10 switch(config-router)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 276: Maximum-Paths (Rip)

    Description address-family Enters address-family configuration mode. copy running-config Saves the configuration to the startup configuration file. startup-config show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 277: Maximum-Paths (Ospf)

    1 switch(config-router)# maximum-paths 10 switch(config-router)# Related Commands Command Description show ip ospf Displays OSPF information. copy running-config Saves the configuration changes to the startup configuration file. startup-config Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 278: Maximum-Prefix (Bgp)

    (by default). If you configure the restart interval, BGP automatically reestablishes the peering session at the configured time interval. If you do not configure the restart interval and a peering Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 279 This example shows how to set the maximum number of prefixes that are accepted from the 192.168.1.3 neighbor to 1500. switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# neighbor 192.168.1.3 remote-as 64497 switch(config-router-neighbor)# address-family ipv4 multicast switch(config-router-neighbor-af)# maximum-prefix 1500 switch(config-router-neighbor-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 280 Command Description address-famil (BGP Enters BGP neighbor address-family configuration mode. neighbor) neighbor Configures a BGP neighbor. network Configures an IP prefix to advertise. show ip bgp Displays BGP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 281: Message-Digest-Key (Ospf Virtual Link)

    This example shows how to set key 19 with the password 8ry4222: switch# configure terminal switch(config-router)# area 22 virtual-link 192.0.2.2 switch(config-router-vlink)# message-digest-key 19 md5 8ry4222 switch(config-router-vlink)# Related Commands Command Description authentication (virtual-link) Configures the authentication mode on a virtual link. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 282: Metric Maximum-Hops

    This example shows how to configure a hop count to 200: switch# configure terminal switch(config)# router eigrp 1 switch(config-router) address-family ipv4 unicast switch(config-router-af)# metric maximum-hops 200 switch(config-router-af)# Related Commands Command Description metric weights Tunes the EIGRP metric calculations. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 283: Metric Weights

    This example shows how to set the metric weights to change the default values: switch# configure terminal switch(config)# router eigrp 1 switch(config-router) address-family ipv4 unicast switch(config-router-af)# metric weights 0 2 0 2 0 0 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 284 Sets the EIGRP bandwidth metric in interface configuration mode. copy running-config Saves the configuration changes to the startup configuration file. startup-config delay Sets the EIGRP delay metric in interface configuration mode. show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 285: Neighbor

    BGP triggers a connection check automatically for all eBGP peers that are known to be single hop away, unless you disable this check with the disable-connected-check Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 286 BGP connections to external peers that reside on networks that are not directly connected. Note You should enter this command under the guidance of Cisco technical support staff only. • exit—Exits from the current command mode. •...
  • Page 287 64496 switch(config-router)# neighbor 192.168.0.0 remote-as 64496 switch(config-router-neighbor)# update-source Loopback0 switch(config-router-neighbor)# Related Commands Command Description feature bgp Enables BGP on the router. route-map Creates a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 288: Network

    2.2.2.2 mask 3.3.3.3 route-map test switch(config-router-af)# Related Commands Command Description address-family (BGP Enters the address family mode and configures submode commands for the router) Border Gateway Protocol (BGP). Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 289: Nexthop Route-Map

    FILTER25 switch(config-route-map)# match source-protocol ospf-o1 switch(config-route-map)# exit switch(config)# ip prefix-list FILTER25 seq 5 permit 0.0.0.0/0 le 25 switch(config)# router bgp 1.0 switch(config-router)# address-family ipv4 unicast switch(config-router-af)# nexthop route-map CHECK-BGP25 switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 290 Configures the delay timers for BGP next-hop address tracking. route-map Defines the conditions for redistributing routes from one routing protocol into another. show routing memory Displays an estimate of routing memory requirements. estimate Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 291: Next-Hop-Self

    Related Commands Command Description feature bgp Enables BGP. address-family (BGP Enters the BGP neighbor address-family configuration mode. neighbor) show ip bgp Displays BGP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 292: Nexthop Trigger-Delay

    5000 non-critical 20000 switch(config-router-af)# Related Commands Command Description feature bgp Enables BGP. nexthop route-map Configures a route map for BGP next-hop address tracking. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 293: No Switchport

    Description copy running-config Saves the running configuration to the startup configuration file. startup-config ip address Sets a primary or secondary IP address for an interface. show interfaces Displays interface information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 294: Object

    This command does not require a license. Examples This example shows how to configure a track list with an up weight threshold of 30 and a down threshold of 10: switch# configure terminal Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 295 30 down 10 switch(config-track)# object 10 weight 15 switch(config-track)# object 20 weight 15 switch(config-track)# object 30 switch(config-track)# Related Commands Command Description track list Configures a track list for object tracking. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 296: Password (Bgp)

    This example shows how to disable an unencrypted authentication key for a BGP neighbor: switch# configure terminal switch(config)# router bgp 101 switch(config-router)# neighbor 192.0.2.1 remote-as 1.2 switch(config-route-neighbor)# no password 0 myauthkey switch(config-route-neighbor)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 297 Chapter Unicast Routing Commands password (BGP) Related Commands Command Description show ip bgp Displays information about BGP routes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 298: Platform Ip Verify

    Configures IPv4 packet verification checks based on addresses. platform ip verify length Configures IPv4 packet verification checks based on length. show hardware forwarding ip Displays information about IP packet verification checks. verify Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 299: Platform Ip Verify Address

    This example shows how to drop broadcast IPv4 packets: switch# configure terminal switch(config)# platform ip verify address source broadcast switch(config)# Related Commands Command Description platform ip verify Configures IPv4 packet verification checks based on checksum or fragments. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 300 Command Description platform ip verify length Configures IPv4 packet verification checks based on length. show hardware forwarding ip Displays information about IP packet verification checks. verify Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 301: Platform Ip Verify Length

    This example shows how to drop minimum-length IPv4 packets: switch# configure terminal switch(config)# platform ip verify length minimum switch(config)# Related Commands Command Description platform ip verify Configures IPv4 packet verification checks based on checksum or fragments. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 302 Command Description platform ip verify address Configures IPv4 packet verification checks based on addresses. show hardware forwarding ip Displays information about IP packet verification checks. verify Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 303: Policy Statistics Enable (Ospf)

    This example shows how to enable policy statistics gathering on OSPF 2: switch# configure terminal switch(config)# ospf 2 switch(config-router)# policy statistics enable switch(config-router)# Related Commands Command Description show ip ospf policy statistics Shows policy statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 304: Preempt (Hsrp)

    This example shows how to configure a delay when a router becomes active when its priority is 110: switch# configure terminal switch(config)# interface ethernet 0/1 switch(config-if)# no switchport switch(config-if)# ip address 10.0.0.1 255.255.255.0 switch(config-if)# hsrp 4 switch(config-if-hsrp)# priority 110 switch(config-if-hsrp)# preempt switch(config-if-hsrp)# authentication text sanjose Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 305 Chapter Unicast Routing Commands preempt (HSRP) switch(config-if-hsrp)# ip 10.0.0.3 switch(config-if-hsrp)# end switch(config-if-hsrp)# Related Commands Command Description feature hsrp Enables the HSRP configuration. show hsrp Displays HSRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 306: Preempt (Vrrp)

    This example shows how to enable the backup high-priority virtual router to preempt the low-priority master virtual router: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# vrrp 250 switch(config-if-vrrp)# preempt switch(config-if-vrrp)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 307 Unicast Routing Commands preempt (VRRP) Related Commands Command Description clear vrrp Clears all the software counters for the specified virtual router. show vrrp Displays VRRP configuration information. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 308: Priority (Hsrp)

    This example shows how to configure a virtual router with a priority of 254: switch# configure terminal switch(config)# interface ethernet 0/1 switch(config-if)# no switchport switch(config-if)# ip address 10.0.0.1 255.255.255.0 switch(config-if)# hsrp 3 switch(config-if-hsrp)# priority 254 switch(config-if-hsrp)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 309 Chapter Unicast Routing Commands priority (HSRP) Related Commands Command Description feature hsrp Enables the HSRP configuration. show hsrp Displays HSRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 310: Priority (Vrrp)

    This command requires the LAN Base Services license. Examples This example shows how to specify the priority for a virtual router: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 311 Command Description feature vrrp Enables VRRP. preempt Enables preemption on the virtual router. show vrrp Displays VRRP configuration information. shutdown (VRRP) Disables the VRRP configuration. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 312: Protocol Shutdown (Ospf)

    This example shows how to disable OSPF 209: switch# configure terminal switch(config) router ospf 209 switch(config-router)# protocol shutdown switch(config-router)# Related Commands Command Description show running-config Displays the running configuration for OSPF version 2. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 313: Redistribute (Bgp)

    This command requires the LAN Enterprise Services license. Examples This example shows how to redistribute BGP routes into an EIGRP autonomous system: Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 314 64496 switch(config-router) address-family ipv4 unicast switch(config-router-af)# redistribute eigrp 100 switch(config-router-af)# Related Commands Command Description default-metric (BGP) Sets the default metrics for routes redistributed into BGP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 315: Redistribute (Eigrp)

    This command was introduced. Usage Guidelines You should always use a route map to filter these routes to ensure that EIGRP redistributes only the routes that you intend to redistribute. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 316 64496 switch(config-router-af) Related Commands Command Description default-metric Sets the default metrics for routes redistributed into EIGRP. (EIGRP) show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 317: Redistribute (Ospf)

    You must configure a default metric to redistribute routes from another protocol into OSPF. You can configure the default metric with the default-metric command or with the route map configured with the redistribute command. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 318 Chapter Unicast Routing Commands redistribute (OSPF) If you redistribute static routes, Cisco NX-OS also redistributes the default static route. Note This command requires the LAN Enterprise Services license. Examples This example shows how to redistribute BGP routes into an OSPF autonomous system:...

  • Page 319: Redistribute (Rip)

    RIP metric used for redistributed routes. If you do not set the RIP metric with a route map, Cisco NX-OS determines the metric based on the redistributed protocol or by the default-metric command. If Cisco NX-OS cannot determine a valid metric, then it does not redistribute the routes. This command does not require a license.
  • Page 320 Generates a default route for routes redistributed into RIP. originate default-metric Sets default metric values for routes redistributed from other protocols into RIP. show ip rip Displays a summary of RIP information for all RIP instances. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 321: Redistribute Maximum-Prefix (Eigrp)

    This example shows how to limit the number of redistributed routes into EIGRP: switch# configure terminal switch(config)# router eigrp 201 switch(config-router)# address-family ipv4 unicast switch(config-router-af)# redistribute bgp route-map FilterExternalBGP switch(config-router-af)# redistribute maximum-prefix 1000 75 switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 322 Saves the configuration changes to the startup configuration file. startup-config feature eigrp Enables the EIGRP feature. redistribute (EIGRP) Configures route redistribution for EIGRP. show running-config eigrp Displays the EIGRP running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 323: Redistribute Maximum-Prefix (Ospf)

    This example shows how to limit the number of redistributed routes into OSPF: switch# configure terminal switch(config)# router ospf 201 switch(config-router)# redistribute bgp route-map FilterExternalBGP switch(config-router)# redistribute maximum-prefix 1000 75 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 324 Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. show running-config ospf Displays the OSPF running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 325: Remote-As

    This example shows how to configure the neighbor AS number: switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# neighbor 10.0.0.100 switch(config-router-neighbor)# remote-as 64497 switch(config-router-neighbor)# Related Commands Command Description feature bgp Enables BGP on the router. neighbor Configures BGP peers. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 326: Restart Bgp

    This command requires the LAN Enterprise Services license. Examples This example shows how to restart the BGP autonomous system: switch# restart bgp 64496 switch# Related Commands Command Description router bgp Configures a BGP process. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 327: Restart Eigrp

    Test1 switch(config)# Related Commands Command Description copy running-config Saves the configuration in the startup configuration file. startup-config show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 328: Restart Ospf

    This example shows how to restart the OSPFv2 instance and remove all neighbors: switch# configure terminal switch(config)# restart ospf 12 switch(config)# Related Commands Command Description show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 329: Restart Rip

    Enterprise switch(config)# Related Commands Command Description copy running-config Saves the configuration in the startup configuration file. startup-config show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 330: Retransmit-Interval (Ospf Virtual Link)

    109 switch(config-router)# area 33 virtual-link 192.0.2.2 switch(config-router-vrf)# retransmit-interval 8 switch(config-router-vrf)# Related Commands Command Description area virtual-link Creates a virtual link in an OSPF area. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 331: Rfc1583Compatibility

    This example specifies that the router process is compatible with RFC 1583: switch# configure terminal Enter configuration commands, one per line. End with CNTL/Z. switch(config)# router ospf 2 switch(config-router)# rfc1583compatibility switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 332: Route-Map

    The set commands specify the set actions—the particular redistribution actions to perform if the criteria enforced by the match commands are met. The no route-map command deletes the route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 333 200. Any route that has community 109 alone has the weight set to 200. switch# configure terminal switch(config)# ip community-list 1 permit 109 switch(config)# route-map set_weight switch(config-route-map)# match community 1 exact switch(config-route-map)# set weight 200 switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 334 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 335: Route-Reflector-Client (Bgp)

    (BGP) Enters the router in address family configuration mode for configuring BGP routing sessions. neighbor Configures a BGP neighbor. show ip bgp Displays entries in the BGP routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 336: Router Bgp

    This example shows how to disable the BGP fast external fallover feature. If the link through which this session is carried flaps, the connection is not reset. switch# configure terminal Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 337 64496 switch(config-router)# bgp enforce-first-as switch(config-router)# address-family ipv4 switch(config-router-af)# neighbor 10.100.0.1 remote-as 64496 switch(config-router-af)# Related Commands Command Description show bgp Displays BGP routes. show running-config Displays the running system configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 338: Router Eigrp

    Configures the default metric for routes redistributed into EIGRP. distance Configures the administrative distance. maximum-paths Configures the maximum number of equal-cost paths. redistribute Configures route redistribution for EIGRP. router-id Configures the router ID. timers Configures the EIGRP timers. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 339: Router Ospf

    12 switch(config)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays OSPF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 340: Router Rip

    This example shows how to begin the RIP routing process: switch# configure terminal switch(config)# router rip Enterprise switch(config-router)# Related Commands Command Description ip router rip Specifies a RIP instance for an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 341: Router-Id (Eigrp)

    This example shows how to assign the IP address of 192.0.2.1 to the EIGRP process 1: switch# configure terminal switch(config)# router eigrp 1 switch(config-router) address-family ipv4 switch(config-router-af)# router-id 192.0.2.1 switch(config-router-af)# Related Commands Command Description show running-config Displays the running system configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 342: Router-Id (Ospf)

    This example shows how to configure the router ID: switch# configure terminal switch(config)# router ospf 12 switch(config-router)# router-id 192.0.2.1 switch(config-router)# Related Commands Command Description router ospf Configures the OSPF routing process. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 343: Routing-Context Vrf

    This command does not require a license. Examples This example shows how to limit EXEC commands to the management VRF: switch# routing-context vrf management switch%management# Related Commands Command Description show routing-context Displays the current routing context. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 344: Send-Community

    192.168.1.3 remote-as 64497 switch(config-router-neighbor)# address-family ipv4 multicast switch(config-router-neighbor-af)# send-community switch(config-router-neighbor-af)# Related Commands Command Description set community Defines the BGP community attributes. show ip bgp Displays the BGP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 345: Set As-Path

    This example shows how to convert the tag of a redistributed route into an autonomous system path: switch# configure terminal switch(config)# route-map test1 switch(config-route-map)# set as-path tag switch(config-route-map)# This example shows how to prepend 100 to all the routes advertised to 10.108.1.1: Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 346 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 347: Set Comm-List Delete

    (set community community-number). This command requires the LAN Enterprise Services license. Examples This example shows how to remove communities from the community attribute of an inbound or outbound update: Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 348 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 349: Set Community

    Release Modification 5.0(3)A1(1) This command was introduced. Usage Guidelines You must have a match clause (even if it points to a “permit everything” list) if you want to set tags. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 350 Removes communities from the community attribute of an inbound or outbound update. show ip bgp community Displays routes that belong to specified BGP communities. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 351: Set Dampening

    When a BGP peer is reset, the route is withdrawn and the flap statistics cleared. In this instance, the withdrawal does not incur a penalty even though route flap dampening is enabled. This command requires the LAN Enterprise Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 352 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 353: Set Extcommunity

    This example shows how to configure a route map that sets the extended community to 1.5: switch# configure terminal switch(config)# route-map test1 10 permit switch(config-route-map)# match as-path 1 switch(config-route-map)# set extcommunity generic transitive 1.5 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 354 Configures BGP to propagate community attributes to BGP peers. match extcommunity Matches an extended community in a route map. ip extcommunity-list Creates a community list for BGP and controls access to it. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 355: Set Extcomm-List Delete

    This example shows how to remove extended communities from the extended community attribute of an inbound or outbound update: switch# configure terminal switch(config)# route-map test1 switch(config-route-map)# match as-path 1 switch(config-route-map)# set extcomm-list list1 delete switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 356 Related Commands Command Description match as-path Matches a BGP autonomous system path access list. match extcommunity Matches a BGP extended community. set extcommunity Sets the BGP extended communities attribute. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 357: Set Forwarding-Address

    This command requires the LAN Enterprise Services license. Examples This example shows how to set the forwarding address: switch# configure terminal switch(config)# route-map test1 10 permit switch(config-route-map)# set forwarding-address switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 358 Specifies the address of the next hop. set tag Sets a tag value of the destination routing protocol. set weight Specifies the BGP weight for the routing table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 359: Set Ip Next-Hop Peer-Address

    This example shows how to remove the route-map configurations for next hop: switch(config-route-map)# set ip next-hop peer-address switch(config-route-map)# Related Commands Command Description route-map Creates a route map and enters the route-map configuration mode. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 360: Set Level

    This command requires the LAN Enterprise Services license. Examples This example shows how to import the routes into the Level 1 area: switch# configure terminal switch(config)# route-map testcase switch(config-route-map)# set level level-l switch(config-route-map) Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 361 Related Commands Command Description neighbor next-hop-self Disables next hop processing of BGP updates on the router. route-map (IP) Defines the conditions for redistributing routes from one routing protocol to another. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 362: Set Local-Preference

    This example shows how to set the local preference to 100 for all routes that are included in access list 1: switch# configure terminal switch(config)# route-map map-preference switch(config-route-map)# match as-path 1 switch(config-route-map)# set local-preference 100 switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 363 Sets the metric type for the destination routing protocol. set origin (BGP) Sets the BGP origin code. set tag (IP) Sets the value of the destination routing protocol. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 364: Set Metric

    Release Modification 5.0(3)A1(1) This command was introduced. Usage Guidelines We recommend that you consult your Cisco technical support representative before changing the default Note value. When you confiture the reliability-metric and the load-metric arguments, 255 means 100 percent reliability. Use the + or - keywords to modify the existing delay metric value. You can modify only the delay metric with these keywords.
  • Page 365 This example shows how to increase the bandwith metric value for the routing protocol by 100: switch# configure terminal switch(config)# route-map set-metric switch(config-route-map)# set metric +100 switch(config-route-map)# Related Commands Command Description route-map Defines the conditions for redistributing routes from one routing protocol into another. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 366: Set Metric-Type

    Examples This example shows how to set the metric type of the destination protocol to OSPF external Type 1: switch# configure terminal switch(config)# route-map map-type switch(config-route-map)# set metric-type type-1 switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 367 Sets the metric value for a routing protocol. set metric-type Sets the metric type for the destination routing protocol. set origin Sets the BGP origin code. set tag Sets the value of the destination routing protocol. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 368: Set Origin

    This example shows how to set the origin of routes that pass the route map to IGP: switch# configure terminal switch(config)# route-map set_origin switch(config-route-map)# match as-path 10 switch(config-route-map)# set origin igp switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 369 Sets the metric value for a routing protocol. set metric-type Sets the metric type for the destination routing protocol. set origin Sets the BGP origin code. set tag Sets the value of the destination routing protocol. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 370: Set Path-Selection All Advertise

    Enables BGP additional paths for a prefix to be received from a capable peer. additional-paths selection Configures additional paths selection capability for a prefix. capability additional-paths Configures the capability of receiving additional paths from a peer. receive Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 371: Set Tag

    This command requires the LAN Enterprise Services license. Examples This example shows how to set the tag value of the destination routing protocol to 5: switch# configure terminal switch(config)# route-map test switch(config-route-map)# set tag 5 switch(config-route-map)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 372 Sets the metric value for a routing protocol. set metric-type Sets the metric type for the destination routing protocol. set origin Sets the BGP origin code. set tag Sets the value of the destination routing protocol. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 373: Set Weight

    Redistributes any routes that have a next-hop router address passed by one of the access lists specified. match ip route-source Redistributes routes that have been advertised by routers and access servers at the address specified by the access lists. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 374 Sets the metric value for a routing protocol. set metric-type Sets the metric type for the destination routing protocol. set origin Sets the BGP origin code. set tag Sets the value of the destination routing protocol. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 375: Shutdown (Bgp)

    This example shows how to disable BGP 64496: switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# shutdown switch(config-router)# Related Commands Command Description show bgp sessions Displays BGP sessions. show running-config Displays the running configuration for the BGP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 376: Shutdown (Eigrp)

    209 switch(config-router)# shutdown switch(config-router)# Related Commands Command Description copy running-config Saves the configuration in the startup configuration file. startup-config show ip eigrp Displays information about EIGRP interfaces. interfaces Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 377: Shutdown (Ospf)

    This example shows how to stop an active OSPF instance: switch# configure terminal switch(config)# router ospf firstcompany switch(config-router)# shutdown switch(config-router)# Related Commands Command Description feature ospf Enables OSPF on the router. router ospf Configures an OSPF instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 378: Shutdown (Vrrp)

    Related Commands Command Description feature vrrp Enables VRRP. show vrrp Displays VRRP configuration information. clear vrrp Clears all the software counters for the specified virtual router. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 379: Soft-Reconfiguration Inbound (Bgp)

    Command Description address-family (BGP) Enters the router in address family configuration mode for configuring BGP routing sessions. neighbor Configures a BGP neighbor. show ip bgp neighbors Displays BGP peer information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 380: Stub

    This command requires the LAN Enterprise Services license. Examples This example shows how to configure the router as a receive-only neighbor: switch# configure terminal switch(config)# router eigrp 1 switch(config-router)# stub receive-only switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 381 Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. show ip eigrp Displays EIGRP neighbor information. neighbors Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 382: Summary-Address (Ospf)

    This example shows how to configure the summary address 192.0.0.0 to include address 192.0.1.0, 192.0.2.0, 192.0.3.0, and so on. Only the address 192.0.0.0 is advertised in an external link-state advertisement. switch# configure terminal switch(config)# router ospf 201 switch(config-router)# summary-address 192.0.0.0/16 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 383 Saves the configuration changes to the startup configuration file. startup-config redistribute (OSPF) Redistributes external routing protocol routes into OSPF. show ip ospf Displays OSPF summary-address redistribution information. summary-address Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 384: Suppress-Inactive

    64496 switch(config-router)# neighbor 192.0.2.1/8 remote-as 64497 switch(config-router-neighbor)# address-family ipv4 unicast switch(config-router-neighbor af)# suppress-inactive switch(config-router-neighbor af)# Related Commands Command Description route-map Creates a route map. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 385: Template (Bgp)

    This example shows how to create a peer-session template named CORE1. This example inherits the configuration of the peer-session template named INTERNAL-BGP. switch# configure terminal switch(config)# router bgp 64496 switch(config-router)# template peer-session CORE1 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 386 This example shows that the router belongs to autonomous system 109 and is configured to send the communities attribute to its neighbor at IP address 182.168.0.23: switch# configure terminal Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 387 (BGP) Configures a MD5 password for two BGP peers. router bgp Enters the assign an autonomous system (AS) number to a router and enters the router BGP configuration mode Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 388: Test Forwarding Distribution Perf

    This command does not require a license. Examples This example shows how to test the forwarding distribution performance: switch# test forwarding distribution perf switch# Related Commands Command Description show forwarding Displays information about the FIB. distribution Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 389: Test Forwarding Inconsistency

    This example shows how to stop the Layer 3 inconsistency checker for all modules: switch# test forwarding inconsistency module all stop Related Commands Command Description clear forwarding Clears the FIB inconsistencies. inconsistency show forwarding Displays information about the FIB inconsistencies. inconsistency Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 390: Threshold Percentage

    50 and a down percentage of 32: switch# configure terminal switch(config)# track 11 list threshold percentage switch(config-track)# object 1 switch(config-track)# object 2 switch(config-track)# threshold percentage up 50 down 32 switch(config-track)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 391 Sets a threshold weight for a tracked object in a list of objects. track list Specifies a list of objects to be tracked and the thresholds to be used for comparison. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 392: Threshold Weight

    This example shows how to configure the tracked list 12 to measure a threshold using a specified weight: switch# configure terminal switch(config)# track 11 list threshold weight switch(config-track)# object 1 switch(config-track)# object 2 switch(config-track)# threshold weight up 35 down 22 switch(config-track)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 393 Sets a threshold percentage for a tracked object in a list of objects. track list Specifies a list of objects to be tracked and the thresholds to be used for comparison. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 394: Timers Active-Time

    Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 395: Timers Basic

    5.0(3)A1(1) This command was introduced. Usage Guidelines You can modify the basic timing parameters for RIP. These timers must be the same for all routers and servers in the network. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 396 This command does not require a license. Examples This example shows how to set updates to broadcast every 5 seconds. If Cisco NX-OS does not hear from a router in 15 seconds (the invalid time), it declares the route as unusable. Cisco NX-OS suppresses further information for an additional 15 seconds (the holddown time).

  • Page 397: Timers Lsa-Arrival (Ospf)

    1 switch(config-router)# timers lsa-arrival 2000 switch(config-router)# Related Commands Command Description show ip ospf Displays OSPF information. timers throttle lsa Sets rate-limiting values for LSAs being generated. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 398: Timers Lsa-Group-Pacing (Ospf)

    Cisco NX-OS groups the periodic refresh of LSAs to improve the LSA packing density for the refreshes in large topologies. The group timer controls the interval used for group refreshment of LSAs; however, this timer does not change the frequency that individual LSAs are refreshed (the default refresh rate is every 30 minutes).
  • Page 399 60 switch(config-router)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration startup-config file. show ip ospf Displays general information about OSPF routing processes. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 400: Timers Nsf Converge

    100 switch(config-router-af)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 401: Timers Nsf Route-Hold

    This example shows how to set the route hold timer value for an NSF-aware router to 2 minutes (120 seconds): switch# configure terminal switch(config)# router eigrp 1 switch(config-router) address-family ipv4 unicast switch(config-router-af)# timers nsf route-hold 120 switch(config-router-af)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 402 Chapter Unicast Routing Commands timers nsf route-hold Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 403: Timers Nsf Signal

    30 switch(config-router-af)# Related Commands Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show ip eigrp Displays EIGRP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 404: Timers Throttle Lsa (Ospf)

    This command requires the LAN Enterprise Services license. Examples This example shows how to customize OSPF LSA throttling: switch# configure terminal switch(config)# router ospf 1 switch(config-router)# timers throttle lsa 50 5000 6000 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 405 Saves the configuration changes to the startup configuration file. startup-config show ip ospf Displays information about OSPF routing processes. timers lsa arrival Sets the minimum interval at which the software accepts the same LSA from OSPF neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 406: Timers Throttle Spf (Ospf)

    This example shows how to configure a router configured with the start, hold, and maximum interval values for the timers throttle spf command set at 5, 1,000, and 90,000 milliseconds: switch# configure terminal switch(config)# router ospf 1 switch(config-router)# timers throttle spf 5 1000 90000 switch(config-router)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 407 Displays information about OSPF routing processes. timers lsa arrival Sets the minimum interval at which the software accepts the same LSA from OSPF neighbors. timers throttle lsa Sets the rate limit for generating LSAs. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 408: Track (Vrrp)

    Displays VRRP configuration information. track interface Tracks the state of an interface and modifies the VRRP priority if that (VRRP) interface state goes down. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 409: Track Interface

    This command does not require a license. Examples This example shows how to track the IP routing state on interface Ethernet 1/2: switch# configure terminal switch(config)# track 1 interface ethernet 1/2 ip routing switch(config-track)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 410 Command Description show track Displays information about object tracking. track ip route Tracks the state of an IPv4 route reachability. reachability vrf member Tracks an object in a nondefault VRF. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 411: Track Interface (Vrrp)

    This example shows how to enable interface state tracking for a virtual router: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# vrrp 250 switch(config-if-vrrp)# track interface ethernet 2/2 priority 2 switch(config-if-vrrp)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 412 (VRRP) Related Commands Command Description feature vrrp Enables VRRP. show vrrp Displays VRRP configuration information. track (VRRP) Tracks an object to modify the VRRP priority. vrrp Configures a VRRP group. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 413: Track Ip Route

    1 ip route 10.10.10.0/8 reachability switch(config-track)# Related Commands Command Description show track Displays information about object tracking. track interface Tracks an interface. vrf member Tracks an object in a nondefault VRF. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 414: Track List

    This example shows how to create a track list of two objects and AND their state: switch# configure terminal switch(config)# track 1 boolean and switch(config-track)# object 33 switch(config-track)# object 30 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 415: Switch(Config-Track)

    In this example, the track list is up if object 10 and object 20 are up, and the track list goes to the down state if all three objects are down. Related Commands Command Description show track Displays information about object tracking. track ip route Tracks an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 416: Transmit-Delay (Ospf Virtual Link)

    3 switch(config-router-vlink)# Related Commands Command Description show ip ospf traffic Displays OSPF traffic statistics. show ip ospf Displays parameters and the current state of OSPF virtual links. virtual-links Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 417: Vrf Context (Layer 2)

    VRF context. • This command does not require a license. Examples This example shows how to enter VRF context mode: switch# configure terminal switch(config)# vrf context management switch(config-vrf)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 418: Command Description

    Chapter Unicast Routing Commands vrf context (Layer 2) Related Commands Command Description show vrf Displays VRF information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 419: Vrf

    This example shows how to enter VRF configuration mode in an OSPF environment: switch# configure terminal switch(config)# vrf context RemoteOfficeVRF switch(config-vrf)# router ospf 201 switch(config-router)# vrf RemoteOfficeVRF switch(config-router-vrf)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 420 Chapter Unicast Routing Commands Related Commands Command Description vrf context Creates a VRF. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 421: Vrf Context (Layer 3)

    This command does not require a license. Examples This example shows how to create a VRF context: switch# configure terminal switch(config)# vrf context RemoteOfficeVRF switch(config-vrf)# Related Commands Command Description Creates or configures a VRF instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 422: Vrf Member

    RemoteOfficeVRF switch(config-if)# Related Commands Command Description show ip eigrp Displays Enhanced Interior Gateway Routing Protocol (EIGRP) information. show ip ospf interface Displays Open Shortest Path First (OSPF) interface-related information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 423: Show Track Track Ip Route

    Command Description show ip rip Displays a summary of RIP information for all RIP instances. show track Displays information about object tracking. track ip route Tracks an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 424: Vrrp

    This example shows how to create a VRRP group and configure an IPv4 address for the group: switch# configure terminal switch(config)# interface ethernet 2/1 switch(config-if)# no switchport switch(config-if)# vrrp 7 switch(config-if-vrrp)# address 10.0.0.10 switch(config-if-vrrp)# no shutdown switch(config-if-vrrp)# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 425 Clears all the software counters for the specified virtual router. feature vrrp Enables VRRP. address (VRRP) Adds a primary or secondary IP address to a virtual router. show vrrp Displays VRRP configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 426 Chapter Unicast Routing Commands vrrp Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 427: Unicast Routing Show Commands

    Unicast Routing Show Commands This chapter describes the Cisco NX-OS unicast routing show commands available on the Cisco Nexus 3548 switch. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 428: Show Bgp

    Examples This example shows how to display an entry in the BGP table: switch# show bgp ipv4 multicast Related Commands Command Description clear bgp Clears entries in the BGP table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 429: Show Bgp Community

    Examples This example shows how to display the routes that match a community: switch# show bgp ip multicast community no-advertise Related Commands Command Description ip community-list Creates a community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 430: Show Bgp Community-List

    This example shows how to display the routes that match a community list: switch(config)# show bgp ip unicast community-list test1 Related Commands Command Description ip community-list Creates a community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 431: Show Bgp Extcommunity

    This example shows how to display the routes that match an extended community: switch# show bgp ip unicast extcommunity 4byteas-generic transitive 1.3:30 Related Commands Command Description ip extcommunity-list Creates an extended community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 432: Show Bgp Extcommunity-List

    This example shows how to display the routes that match a community list: switch# show bgp ipv4 unicast extcommunity-list test1 Related Commands Command Description ip extcommunity-list Creates an extended community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 433: Show Bgp Neighbors

    This example shows how to display the BGP neighbors: switch(config)# show bgp ipv4 unicast neighbors BGP neighbor is 192.168.0.201, remote AS 201, ibgp link, Peer index 1 Description: Peer Router B BGP version 4, remote router ID 0.0.0.0 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 434 Last reset by us never, due to No error Last reset by peer never, due to No error Message statistics: Sent Rcvd <--Output truncated--> switch# Related Commands Command Description show ip bgp neighbors Displays the IPv4 BGP information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 435: Show Bgp Sessions

    1, established peers 0, local router-id 192.168.0.14 State: I-Idle, A-Active, O-Open, E-Established, C-Closing, S-Shutdown Neighbor Flaps LastUpDn|LastRead|LastWrit St Port(L/R) Notif(S/R) 192.168.0.201 201 0 00:07:25|never |never switch# Related Commands Command Description clear bgp Clears BGP sessions. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 436: Show Bgp Statistics

    BGP I/O Recv calls BGP I/O Write calls BGP I/O Write loops BGP I/O Write loop yields BGP I/O Read calls BGP I/O Read loops : 1144 <--Output truncated--> switch# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 437 Chapter Unicast Routing Show Commands show bgp statistics Related Commands Command Description clear bgp Clears BGP sessions. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 438: Show Forwarding

    This command does not require a license. Examples This example shows how to display the forwarding information: switch# show forwarding route IPv4 routes for table default/base ------------------+------------------+--------------------- Prefix | Next-hop | Interface ------------------+------------------+--------------------- Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 439 Chapter Unicast Routing Show Commands show forwarding 0.0.0.0/32 Drop Null0 255.255.255.255/32 Receive sup-eth1 switch# Related Commands Command Description show ip fib Displays information about the FIB. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 440: Show Forwarding Distribution

    ----- ----------- --------- ---------- 4359 0x52330130 0x52380000 u6rib-ufdm 4360 0x59900130 0x59b00000 urib-ufdm switch# Related Commands Command Description show ip fib distribution Displays distribution information about the FIB. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 441: Show Forwarding Inconsistency

    This example shows how to display the forwarding inconsistency information for module 2: switch# show forwarding inconsistency module 2 Related Commands Command Description clear forwarding Clears the forwarding inconsistency checker. inconsistency test forwarding Triggers the forwarding inconsistency checker. inconsistency Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 442: Show Hsrp

    This is the default behavior of HSRP as defined in RFC 2281: If no authentication data is configured, the RECOMMENDED default value is 0x63 0x69 0x73 0x63 0x6F 0x00 0x00 0x00. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 443 This example shows how to display the default information about HSRP: switch# show hsrp This example shows how to display a brief summary of HSRP information: switch# show hsrp brief Related Commands Command Description feature hsrp Enables the HSRP feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 444: Show Hsrp Delay

    Related Commands Command Description delay minimum Configures the delay infromation for HSRP groups. feature hsrp Enables the HSRP feature. hsrp delay Configures the delay infromation for HSRP groups. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 445: Show Hsrp Summary

    Examples This example shows how to display a summary of HSRP information: switch# show hsrp summary Related Commands Command Description feature hsrp Enables the HSRP feature. hsrp Configures HSRP groups. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 446: Show Interface Vlan Counter

    1 counters detailed all snmp total_bytes_in = 43946 total_pkts_in = 317 total_bytes_out = 50676 total_pkts_out = 618 switch# Related Commands Command Description show vlan id counters Displays the counters for an interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 447: Show Ip Adjacency

    This command does not require a license. Examples This example shows how to display a summary of the adjacency information: switch# show ip adjacency summary Related Commands Command Description show forwarding Displays forwarding adjacency information. adjacency Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 448: Show Ip Adjacency Summary

    This command does not require a license. Examples This example shows how to display the IP adjacency summary: switch# show ip adjacency summary Related Commands Command Description ip arp timeout Configures ARP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 449: Show Ip Arp

    5.0(3)A1(1) This command was introduced. Examples This example shows how to display the ARP information: switch# show ip arp Related Commands Command Description ip arp Configures a static ARP entry. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 450: Show Ip Arp Summary

    Modification 5.0(3)A1(1) This command was introduced. Examples This example shows how to display ARP adjacency summary: switch# show ip arp summary Related Commands Command Description ip arp timeout Configures ARP. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 451: Show Ip Bgp

    Path type: i-internal, e-external, c-confed, l-local, a-aggregate, r-redist Origin codes: i - IGP, e - EGP, ? - incomplete, | - multipath Network Next Hop Metric LocPrf Weight Path l192.0.0.0/2 0.0.0.0 32768 i switch# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 452 Chapter Unicast Routing Show Commands show ip bgp Related Commands Command Description clear ip bgp Clears entries in the BGP route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 453: Show Ip Bgp All

    (Optional) Displays routes with this community that are advertised to only peers in the same autonomous system or to only other subautonomous systems within a confederation. no-advertise (Optional) Displays routes that are not advertise to any peer (internal or external). Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 454 32 characters. (Optional) Specifies the VFR reserved all name. Command Default None Command Modes Any command mode Command History Release Modification 5.0(3)A1(1) This command was introduced. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 455 BGP community entries [0/0], BGP clusterlist entries [0/0] Neighbor AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/PfxRcd 192.168.0.201 0 00:59:21 Idle switch# Related Commands Command Description clear ip bgp Clears entries in the BGP route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 456: Show Ip Bgp Community

    201 This example shows how to display the routes that are part of the no-advertise BGP community and all VRF: switch# show ip bgp community no-advertise Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 457 Displays BGP routes that are permitted by the BGP community list. community-list show ip bgp Displays the routes that have exactly the same specified BGP communities. community exact-match Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 458: Show Ip Bgp Community Exact-Match

    Sets the attributes for BGP communities. show ip bgp Displays the BGP routes that match a community list. community show ip bgp Displays BGP routes that are permitted by the BGP community list. community-list Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 459: Show Ip Bgp Community-List

    This command requires the LAN Enterprise Services license. Examples This example shows how to display routes that match a community list: switch(config)# show ip bgp community-list test1 Related Commands Command Description ip community-list Creates a community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 460: Show Ip Bgp Dampening

    This example shows how to display the dampening information: switch(config)# show ip bgp dampening dampened-paths Related Commands Command Description clear ip bgp Clears BGP route flap dampening information. dampening dampening (BGP) Configures the route flap dampening. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 461: Show Ip Bgp Extcommunity

    This example shows how to display routes that match an extended community: switch(config)# show ip bgp extcommunity generic transitive 1.3:30 Related Commands Command Description ip extcommunity-list Creates an extended community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 462: Show Ip Bgp Extcommunity-List

    Examples This example shows how to display routes that match a community list: switch(config)# show ip bgp extcommunity-list test1 Related Commands Command Description ip extcommunity-list Creates an extended community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 463: Show Ip Bgp Filter-List

    This command requires the LAN Enterprise Services license. Examples This example shows how to display routes that match a filter list: switch(config)# show ip bgp filter-list test1 Related Commands Command Description filter-list (BGP) Configures a BGP filter. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 464: Show Ip Bgp Flap-Statistics

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the flap statistics: switch(config)# show ip bgp flap-statistics Related Commands Command Description clear bgp Clears BGP route flap statistics. flap-statistics Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 465: Show Ip Bgp Neighbors

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the BGP neighbors: switch(config)# show ip bgp neighbors Related Commands Command Description neighbor Configures BGP neighbors. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 466: Show Ip Bgp Nexthop

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the BGP next-hop information: switch(config)# show ip bgp nexthop 192.0.2.1 Related Commands Command Description show ip bgp neighbors Displays BGP neighbor information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 467: Show Ip Bgp Nexthop-Database

    Nexthop is not-attached not-local unreachable Nexthop last resolved: never, using 0.0.0.0/0 Metric next advertise: Never RNH epoch: 0 switch(config)# Related Commands Command Description show ip bgp neighbors Displays BGP neighbor information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 468: Show Ip Bgp Paths

    Controls the maximum number of parallel routes that the Border Gateway Protocol (BGP) can support. show ip bgp Displays the BGP table information. show ip bgp neighbors Displays BGP neighbor information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 469: Show Ip Bgp Peer-Policy

    This example shows how to display the BGP peer policy: switch(config)# show ip bgp peer-policy test1 Related Commands Command Description inherit peer-policy Inherits a peer policy template for a neighbor. template peer-policy Configures a peer policy template. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 470: Show Ip Bgp Peer-Session

    This example shows how to display the BGP peer session: switch(config)# show ip bgp peer-session test1 Related Commands Command Description inherit peer-session Inherits a peer session template for a neighbor. template peer-session Configures a peer session template. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 471: Show Ip Bgp Peer-Template

    This example shows how to display the BGP peer template: switch(config)# show ip bgp peer-template peer1 Related Commands Command Description inherit peer-template Inherits a peer template for a neighbor. template peer Configures a peer template. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 472: Show Ip Bgp Prefix-List

    This example shows how to display routes that match a prefix list: switch(config)# show ip bgp prefix-list test1 Related Commands Command Description maximum-prefix Controls the number of prefixes that can be received from a BGP neighbor. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 473: Show Ip Bgp Received-Paths

    This example shows how to display the received routes from a BGP peer: switch(config)# show ip bgp received-paths Related Commands Command Description show ip bgp neighbors Displays BGP neighbor information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 474: Show Ip Bgp Route-Map

    This example shows how to display the BGP route maps from the BGP table: switch(config)# show ip bgp route-map Related Commands Command Description route-map Creates route maps. clear ip bgp Clear BGP routes from the BGP table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 475: Show Ip Bgp Summary

    Related Commands Command Description maximum-prefix Controls the number of prefixes that can be received from a BGP neighbor. router bgp Assigns an autonomous system (AS) number to a router. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 476: Show Ip Client

    This example shows how to display the IP client information for the Address Resolution Protocol (ARP): switch(config)# show ip client arp Related Commands Command Description show ip process Displays information about the IP process. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 477: Show Ip Community-List

    5.0(3)A1(1) This command was introduced. Examples This example shows how to display the community lists: switch(config)# show ip community-list Related Commands Command Description ip community-list Configures a BGP community list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 478: Show Ip Eigrp

    This example shows how to display all the EIGRP instances: switch# show ip eigrp Related Commands Command Description show running-config Displays EIGRP running configuration information. eigrp router eigrp Configures an EIGRP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 479: Show Ip Eigrp Accounting

    This example shows how to display the EIGRP accounting information: switch# show ip eigrp accounting Related Commands Command Description show running-config Displays EIGRP running configuration information. eigrp router eigrp Configures an EIGRP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 480: Show Ip Eigrp Interfaces

    If you specify an autonomous system, only the routing process for the specified autonomous system is displayed. Otherwise, all EIGRP processes are displayed. This command requires the LAN Enterprise Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 481 This example shows how to display information about a particular EIGRP interface: switch# show ip eigrp interfaces ethernet 2/5 Related Commands Command Description show ip eigrp neighbors Displays the neighbors discovered by EIGRP. show running-config eigrp Displays EIGRP running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 482: Show Ip Eigrp Neighbors

    This command is also useful for debugging certain types of transport problems. This command requires the LAN Enterprise Services license. Examples This example shows how to display information about EIGRP neighbors: switch# show ip eigrp neighbors Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 483 This example shows how to display detailed information about EIGRP neighbors: switch# show ip eigrp neighbors detail Related Commands Command Description clear ip eigrp neighbors Clears neighbors for EIGRP. show running-config eigrp Displays EIGRP running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 484: Show Ip Eigrp Route

    5.0(3)A1(1) This command was introduced. Usage Guidelines This command requires the LAN Enterprise Services license. Examples This example shows how to display the EIGRP routes: switch# show ip eigrp route Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 485 Related Commands Command Description clear ip eigrp route-map Clears route-map statistics for EIGRP. statistics show ip eigrp traffic Displays EIGRP traffic statistics. show running-config eigrp Displays EIGRP running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 486: Show Ip Eigrp Route-Map Statistics

    For the eigrp keyword, an EIGRP instance name from which routes are to be redistributed. The value takes the form of a string. You can enter a decimal number, but Cisco NX-OS stores it internally as a string. For the ospf keyword, an OSPF instance name from which routes are to be redistributed.
  • Page 487 Related Commands Command Description clear ip eigrp route-map Clears route-map statistics for EIGRP. statistics show ip eigrp traffic Displays EIGRP traffic statistics. show running-config eigrp Displays EIGRP running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 488: Show Ip Eigrp Topology

    Use the show ip eigrp topology command to determine Diffusing Update Algorithm (DUAL) states and to debug possible DUAL problems. When you use the show ip eigrp topology command without any keywords or arguments, Cisco NX-OS displays only routes that are feasible successors.
  • Page 489 This example shows how to display pending entries: switch(config)# show ip eigrp topology pending Related Commands Command Description show running-config eigrp Displays EIGRP running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 490: Show Ip Eigrp Traffic

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the EIGRP traffic statistics: switch# show ip eigrp traffic Related Commands Command Description show running-config Displays EIGRP running configuration information. eigrp Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 491: Show Ip Fib

    This example shows how to display the forwarding information for module 1: switch# show ip fib route module 1 Related Commands Command Description show forwarding Displays information about the FIB. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 492: Show Ip Fib Distribution

    This example shows how to display the forwarding information for unicast clients: switch# show ip fib distribution clients Related Commands Command Description show forwarding Displays distribution information about the FIB. distribution Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 493: Show Ip Interface

    This example shows how to display the IP information for Ethernet 1/5: switch# show ip interface ethernet 1/5 Related Commands Command Description ip address Assigns a primary IP address for a network interface. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 494: Show Ip Load-Sharing

    This command was introduced. Examples This example shows how to display the IP load sharing information: switch# show ip load-sharing Related Commands Command Description show ip load-sharing Displays IP load sharing. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 495: Show Ip Ospf

    This example shows how to display information about one specific OSPF instance: switch# show ip ospf 201 Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 496: Show Ip Ospf Border-Routers

    This command requires the LAN Enterprise Services license. Examples This example shows how to display information about border routers: switch# show ip ospf border-routers Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 497: Show Ip Ospf Database

    (Optional) Displays information about the autonomous system boundary router summary LSAs. database-summary (Optional) Displays each type of LSA for each area in the database, and the total number of LSAs. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 498 This command requires the LAN Enterprise Services license. Examples This example shows how to display the OSPF database: switch# show ip ospf database This example shows how to display a summary of autonomous system border routers: Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 499 This example shows how to display a summary of the OSPF database: switch# show ip ospf database database-summary Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 500: Show Ip Ospf Interface

    This example shows how to display OSPF information for all VRFs: switch# show ip ospf interface vrf all This example shows how to display OSPF information in a brief format: switch# show ip ospf interface brief Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 501 Chapter Unicast Routing Show Commands show ip ospf interface Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 502: Show Ip Ospf Lsa-Content-Changed-List

    This example shows how to display a list of LSAs that changed for Ethernet 2/1: switch# show ip ospf lsa-content-changed-list 192.0.2.2 ethernet 2/1 Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 503: Show Ip Ospf Neighbors

    Usage Guidelines Use the show ip ospf neighbors command to display information about all or some of the neighbors for this OSPF instance. This command requires the LAN Enterprise Services license. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 504 2/1 10.199.199.137 This example shows how to display detailed information about OSPF neighbors: switch# show ip ospf neighbors detail Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 505: Show Ip Ospf Policy Statistics Area

    201 filter-list in Related Commands Command Description area filter-list (OSPF) Filters incoming or outgoing Network Summary (type 3) link-state advertisements (LSAs) on an Area Border Router (ABR). Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 506 Unicast Routing Show Commands show ip ospf policy statistics area Command Description copy running-config Saves the configuration changes to the startup configuration file. startup-config show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 507: Show Ip Ospf Policy Statistics Redistribute

    For the ospf and rip keywords, an instance name from which routes are to be redistributed. The value takes the form of a string. You can enter a decimal number, but Cisco NX-OS stores it internally as a string. vrf vrf-name (Optional) Specifies the name of the virtual routing and forwarding (VRF) instance.
  • Page 508 Chapter Unicast Routing Show Commands show ip ospf policy statistics redistribute switch# show ip ospf policy statistics redistribute Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 509: Show Ip Ospf Request-List

    This example shows how to display a list of all LSAs requested by a router: switch# show ip ospf request-list 40.40.40 ethernet 2/1 Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 510: Show Ip Ospf Retransmission-List

    This example shows how to display all LSAs waiting to be resent to neighbors: switch# show ip ospf retransmission-list 192.0.2.11 ethernet 2/1 Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 511: Show Ip Ospf Route

    This command requires the LAN Enterprise Services license. Examples This example shows how to display OSPF routes: switch# show ip ospf route Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 512: Show Ip Ospf Statistics

    This command requires the LAN Enterprise Services license. Examples This example shows how to display information about the SPF calculations: switch# show ip ospf statistics Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 513: Show Ip Ospf Summary-Address

    This command requires the LAN Enterprise Services license. Examples This example shows how to display information about summary addresses: switch# show ip ospf summary-address Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 514: Show Ip Ospf Traffic

    This example shows how to display OSPF traffic statistics for interface 1/5: switch# show ip ospf traffic ethernet 1/5 Related Commands Command Description clear ip ospf traffic Clears OSPF traffic statistics. show running-config Displays the OSPF running configuration information. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 515: Show Ip Ospf Virtual-Links

    This example shows how to display information about virtual links in brief format: switch# show ip ospf virtual-links brief Related Commands Command Description show running-config Displays the OSPF running configuration. ospf Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 516: Show Ip Prefix-List

    5.0(3)A1(1) This command was introduced. Examples This example shows how to display the prefix lists: switch(config)# show ip prefix-list Related Commands Command Description ip prefix-list Configures a BGP prefix list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 517: Show Ip Process

    Modification 5.0(3)A1(1) This command was introduced. Examples This example shows details about the IP process: switch(config)# show ip process Related Commands Command Description show running-config Displays the running configuration information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 518: Show Ip Rip

    Displays RIP neighbor information. show ip rip policy statistics Displays RIP policy statistics. show ip rip route Displays RIP route information. show ip rip statistics Displays RIP statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 519: Show Ip Rip Interface

    Displays RIP neighbor information. show ip rip policy statistics Displays RIP policy statistics. show ip rip route Displays RIP route information. show ip rip statistics Displays RIP statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 520: Show Ip Rip Neighbor

    Displays RIP information for an interface. show ip rip policy statistics Displays RIP policy statistics. show ip rip route Displays RIP route information. show ip rip statistics Displays RIP statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 521: Show Ip Rip Policy Statistics

    For the eigrp keyword, an EIGRP instance name from which routes are to be redistributed. The value takes the form of a string. You can enter a decimal number, but Cisco NX-OS stores it internally as a string. For the ospf keyword, an OSPF instance name from which routes are to be redistributed.
  • Page 522 Displays RIP information for an interface. show ip rip neighbor Displays RIP information for a neighbor. show ip rip route Displays RIP route information. show ip rip statistics Displays RIP statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 523: Show Ip Rip Route

    Displays RIP information for an interface. show ip rip neighbor Displays RIP information for a neighbor. show ip rip policy statistics Displays policy statistics for RIP. show ip rip statistics Displays RIP statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 524: Show Ip Rip Statistics

    Displays RIP information for an interface. show ip rip neighbor Displays RIP information for a neighbor. show ip rip policy statistics Displays policy statistics for RIP. show ip rip route Displays RIP route information. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 525: Show Ip Route

    This command was introduced. Examples This example shows how to display the route table: switch(config)# show ip route all Related Commands Command Description clear ip route Clears entries in the route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 526: Show Ip Static-Route

    Modification 5.0(3)A1(1) This command was introduced. Examples This example shows how to display the static routes: switch(config)# show ip static-route Related Commands Command Description ip route Configures a static route. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 527: Show Ip Traffic

    This command was introduced. Examples This example shows how to display the IP traffic information: switch(config)# show ip traffic Related Commands Command Description show ip process Displays information about the IP process. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 528: Show Mac-List

    This example shows how to display information about the Red MAC list: switch(config)# show mac-list Red Related Commands Command Description mac-list Creates a MAC list. match mac-list Matches a MAC address in a MAC list. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 529: Show Routing

    VRF. • Command Default None Command Modes Any command mode Command History Release Modification 5.0(3)A1(1) This command was introduced. Examples This example shows how to display the route table: Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 530 Chapter Unicast Routing Show Commands show routing switch(config)# show routing ip Related Commands Command Description clear ip route Clears entries in the route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 531: Show Routing Hash

    *via 3.1.1.2, Eth1/3, [1/0], 5d18h, static *via 4.1.1.2, Eth1/4, [1/0], 5d18h, static *via 140.0.0.2, Po2, [1/0], 5d18h, static Related Commands Command Description clear ip route Clears entries in the route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 532: Show Routing Memory Estimate

    1000 next-hops 1 Related Commands Command Description nexthop route-map Configures Border Gateway Protocol (BGP) routes that are resolved using only the next hop routes that match specific characteristics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 533: Show Routing-Context

    This command was introduced. Examples This example shows how display the current routing context: switch# show routing-context Current Route Context: default switch# Related Commands Command Description routing-context vrf Configures the routing context. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 534: Show Routing Hash

    This example shows how to display the route selected to reach 192.168.0.2 from 192.168.0.5: switch# show routing hash 192.168.0.5 192.168.0.2 Related Commands Command Description clear ip route Clears entries in the route table. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 535: Show Running-Config

    This example shows how to display the ternary content addressable memory (TCAM) regions and IP glean throttle settings on a switch that runs Cisco NX-OS Release 5.0(3)A1(1): switch# show running-config | grep ‘hardware’ hardware profile tcam region arpacl 128...
  • Page 536 500 hardware ip glean throttle syslog 30 switch# Related Commands Command Description copy running-config Copies the running configuration to the startup configuration. startup-config show startup-config Displays the startup configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 537: Show Running-Config Arp

    Related Commands Command Description copy running-config Copies the running configuration to the startup configuration file. startup-config Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 538 Chapter Unicast Routing Show Commands show running-config arp Command Description ip arp timeout Configures an ARP timeout. show startup-config Displays the ARP startup configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 539: Show Running-Config Bgp

    This example shows how to display the complete running configuration for BGP: switch# show running-config bgp all !Command: show running-config bgp all !Time: Sat May 29 05:12:07 2010 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 540 20 200 220 neighbor 192.168.0.201 remote-as 201 description Peer Router B dynamic-capability timers 30 90 address-family ipv4 unicast next-hop-third-party switch# Related Commands Command Description router bgp Creates a BGP instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 541: Show Running-Config Eigrp

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the running configuration for EIGRP: switch# show running-config eigrp Related Commands Command Description router ospf Creates an OSPF instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 542: Show Running-Config Ospf

    This command requires the LAN Enterprise Services license. Examples This example shows how to display the running configuration for OSPF: switch# show running-config ospf Related Commands Command Description router ospf Creates an OSPF instance. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 543: Show Sockets Client

    Related Commands Command Description clear sockets statistics Clears socket statistics. show sockets connection Displays information about the socket connection. show sockets statistics Displays information about the socket statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 544: Show Sockets Connection

    Related Commands Command Description clear sockets statistics Clears the socket statistics. show sockets client Displays information about the socket client. show sockets statistics Displays the socket statistics. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 545: Show Sockets Statistics

    Related Commands Command Description clear sockets statistics Clears socket statistics. show sockets client Displays information about the socket client. show sockets connection Displays information about the socket connection. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 546: Show Startup-Config Arp

    Related Commands Command Description copy running-config Copies the running configuration to the startup configuration file. startup-config ip arp timeout Configures an ARP timeout. show running-config Displays the ARP running configuration. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 547: Show Track

    This example shows how to display brief information about tracked objects: switch# show track brief Related Commands Command Description track interface Tracks the state of an interface. track ip route Tracks the state of an IP route. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 548: Show Vlan Id Counter

    L3 Unicast Octets In L3 Unicast Packets In L3 Unicast Octets Out L3 Unicast Packets Out Total Octets In :140903 Total Packets In :1447 Total Octets Out :252600 Total Packets Out :3606 switch# Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 549 Chapter Unicast Routing Show Commands show vlan id counter Related Commands Command Description show interface vlan counter Displays the counters for an interface VLAN. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

  • Page 550: Show Vrrp

    This example shows how to displayinformation about a specific virtual router: switch# show vrrp vr 1 Command Description Related Commands clear vrrp Clears VRRP statistics. feature vrrp Enables the VRRP feature. Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 551 (BGP) command bestpath as-path multipath-relax (BGP) command Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 552 (EIGRP) command ip eigrp shutdown command flush-routes (OSPF) command ip hello-interval eigrp command ip hold-time eigrp command ip load-sharing address command ip next-hop-self eigrp command ip offset-list eigrp command Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 553 (EIGRP) command Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 554 (OSPF virtual link) command show forwarding command route-map command show forwarding distribution command router bgp command show forwarding inconsistency command router eigrp command show hsrp command Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 555 Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...
  • Page 556 (OSPF) command timers throttle spf (OSPF) command track (VRRP) command track interface (VRRP) command track interface command track ip route command track list command transmit-delay (OSPF virtual link) command validate-update-source command Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference OL-27852-01...

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