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Avaya Virtual Services Platform 7000 Series Troubleshooting Manual

Avaya Virtual Services Platform 7000 Series Troubleshooting Manual

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Troubleshooting Avaya Virtual Services
Platform 7000 Series
Release 10.4
NN47202-700
Issue 05.01
July 2015

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Summary of Contents for Avaya Virtual Services Platform 7000 Series

  • Page 1 Troubleshooting Avaya Virtual Services Platform 7000 Series Release 10.4 NN47202-700 Issue 05.01 July 2015...
  • Page 2 APPLICABLE TO ANYONE WHO DOWNLOADS, USES AND/OR written consent of Avaya can be a criminal, as well as a civil offense INSTALLS AVAYA SOFTWARE, PURCHASED FROM AVAYA INC., under the applicable law.
  • Page 3 Hosted Service notices and articles, or to report a problem with your Avaya product or Hosted Service. For a list of support telephone numbers and contact addresses, go to the Avaya Support website: http://support.avaya.com (or such successor site as designated by Avaya), scroll to the bottom of the page, and select Contact Avaya Support.

  • Page 4: Table Of Contents

    Stack duplicate base unit protection .........................  24 Multicast behavior .............................  25 IPv6 ..........................  25 LED display ...................  25 Avaya Knowledge and Solution Engine ...................... 26 Diagnostics quick mode ...................... 26 SFP DDI information Chapter 5: Initial troubleshooting.................. 28 Chapter 6: Emergency recovery trees..................  29 ........................ 29 Corruption of Flash .................. 30...
  • Page 5 Verifying the global IPv6 administration status .............. 50 Verifying IPv6 status on the management VLAN .................. 51 Verifying the global IPv6 address ............ 51 Verifying the switch IPv6 default gateway configuration July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...
  • Page 6 Unbinding an LACP key from an MLT and SMLT Chapter 13: Troubleshooting Layer 3...................  70 .................. 70 ARP does not forward traffic correctly .................... 70 Global IP routing status Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 7 Checking triggered updates for RIP interfaces .............. 91 Enabling triggered updates for RIP interfaces ................ 91 A virtual router remains in the initialize state .................... 91 Global IP routing status ...................... 92 Global VRRP status July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...
  • Page 8 Virtual router preempt status Chapter 14: Troubleshooting Fabric Attach............... 101 ...................... 101 Verifying FA settings ................ 102 Verifying FA message authentication status .................... 102 Verifying FA per-port settings .................. 102 Verifying discovered FA elements Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 9: Chapter 1: Introduction

    - User Executive - Privileged EXEC - Global configuration - Interface configuration For detailed information about the ACLI command modes, see Using ACLI and EDM on Avaya Virtual Services Platform 7000 Series, NN47202–101. July 2015 Troubleshooting Avaya VSP 7000 Series...

  • Page 10: Related Resources

    Avaya Mentor videos provide technical content on how to install, configure, and troubleshoot Avaya products. About this task Videos are available on the Avaya Support website, listed under the video document type, and on the Avaya-run channel on YouTube. Procedure •...

  • Page 11: Support

    Searching a documentation collection On the Avaya Support website, you can download the documentation library for a specific product and software release to perform searches across an entire document collection. For example, you can perform a single, simultaneous search across the collection to quickly find all occurrences of a particular feature.

  • Page 12: Subscribing To E-Notifications

    Application & Technical Notes for Ethernet Routing Switch 8800. Procedure 1. In an Internet browser, go to https://support.avaya.com. 2. Type your username and password, and then click Login. 3. Under My Information, select SSO login Profile.
  • Page 13 8. Scroll through the list, and then select the product name. 9. Select a release version. 10. Select the check box next to the required documentation types. 11. Click Submit. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 14: Chapter 2: New In This Release

    Chapter 2: New in this release The following sections indicate what is new in this document for Avaya VSP 7000 Series Release 10.4. Features See the following sections for information about features changes. Fabric Attach With the Fabric Attach (FA) feature, you can extend the fabric edge to devices that do not have full Shortest Path Bridging - MAC (SPBM) support.

  • Page 15: Chapter 3: Preparing A Troubleshooting Plan

    1. Know where to get information as you need it by reviewing the Documentation Roadmap Reference for Avaya Virtual Services Platform 7000 Series, NN47202–103 to become familiar with the documentation set. 2. Ensure your system is properly installed and routinely maintained.
  • Page 16 A baseline view of network traffic behavior during normal operation is an important reference that you can compare to network traffic data captured while troubleshooting. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 17: Chapter 4: Troubleshooting Tools

    Chapter 4: Troubleshooting tools This chapter describes protocols, utilities, and diagnostic tools that you can use with Avaya Virtual Services Platform 7000 Series products to help you troubleshoot operational and configuration issues. You can configure and display files, monitor and analyze traffic, capture and analyze data packets, trace data flows, view and monitor statistics, and manage event messages.

  • Page 18: Port Statistics

    MAC address A. (monitoring traffic with source OR destination MAC address A). You can observe and analyze packet traffic at the mirroring port using the Avaya StackProbe or equivalent. Unlike other methods that are used to analyze packet traffic, with port mirroring a copy of the packet can be captured and analyzed, so the packet traffic is uninterrupted, and packets flow normally through the mirrored port.

  • Page 19: Stack Loopback Testing

    Always perform an external loopback test using only the top FI-ports. Using the bottom FI-ports can result in a false pass. For more information about stack loopback testing, see Configuring System Monitoring on Avaya Virtual Services Platform 7000 Series, NN47202–505.

  • Page 20: Configuration File Backup

    The syslog tool can log application events and store those events in volatile RAM, nonvolatile RAM, or on a remote host. For information about configuring the system logging, see Configuring System Monitoring on Avaya Virtual Services Platform 7000 Series, NN47202–505.
  • Page 21 - Invalid input detected - Ambiguous command - Incomplete command - Permission denied - Not allowed on slave July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 22: Cpu And Memory Utilization

    For more information about CPU and memory utilization, see Configuring System Monitoring on Avaya Virtual Services Platform 7000 Series, NN47202–505. Show commands You can use ACLI show commands to display valuable feature configuration information. The show...

  • Page 23: Snmp Traps

    Destination Lookup Failure (DLF) to prevent loops. • Avaya recommends that you use the mlt <1–64> enable command to ensure that MLT is fully functional and that all links are enabled. SNMP traps Simple Network Management Protocol (SNMP) traps can be useful troubleshooting tools.

  • Page 24: Stack Duplicate Base Unit Protection

    If you add a new or replacement unit, with the base unit switch enabled, to a stack, AAUR does not download the image from the stack to the added unit. Avaya recommends that you disable the base unit switch on new or replacement stack units.

  • Page 25: Ipv6

    The Avaya Virtual Services Platform 7000 Series switches display diagnostic and operation information using light emitting diodes (LEDs). To become familiar with the interpretation of the LEDs on the VSP 7000, see Installing Avaya Virtual Services Platform 7000 Series, NN47202–300. Avaya Knowledge and Solution Engine The Knowledge and Solution Engine is a database of Avaya technical documents, troubleshooting solutions, software patches and releases, service cases, and technical bulletins.

  • Page 26: Diagnostics Quick Mode

    The diagnostic quick mode is disabled by default. For detailed information about diagnostics quick mode, see Configuring System Monitoring on Avaya Virtual Services Platform 7000 Series, NN47202–505. SFP DDI information SFP Digital Diagnostic Interface (DDI), also known as digital optical monitoring (DOM) or digital...
  • Page 27 SFP DDI information Note: By default, logging is disabled for all ports. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 28: Chapter 5: Initial Troubleshooting

    As part of your initial troubleshooting, Avaya recommends that you check the Knowledge and Solution Engine on the Avaya web site for known issues and solutions related to the problem you are experiencing. Information for technical support...

  • Page 29: Chapter 6: Emergency Recovery Trees

    Power outages or environmental conditions can corrupt the switch configuration file stored in flash memory, which causes a failure in switch operation. Initializing the flash is one way to clear a corrupted configuration file and is required before an RMA. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 30: Corruption Of Flash Recovery Tree

    The PVID associates a switch port with a specific VLAN. For example, a switch port with a PVID of 3 assigns all untagged data frames received on that port to VLAN 3. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 31: Incorrect Pvid Recovery Tree

    VLAN and devices on that VLAN cannot communicate with the VSP 7000 series switch, it is possible that the uplink ports on the VSP 7000 series switch are not tagged to the VLAN. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 32: Vlan Not Tagged To Uplink Ports Recovery Tree

    VLAN not tagged to uplink ports recovery tree Stack failure Common causes of stack failures are cabling problems between individual stack switch units, which result in communication errors between the units, or stack configuration errors. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 33 • Multiple stack switches have the base unit switch set to the On position. • The wrong stack switch has the base unit switch set to the On position. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 34: Stack Recovery Tree 1

    Emergency recovery trees Stack recovery tree 1 Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 35 • If the Base LED condition on an individual stack switch is solid emerald, that switch is set as the stack base unit. For information about the location of the UP , DOWN, and Base LEDs on a switch , see Installing Avaya Virtual Services Platform 7000 Series, NN47202–300. July 2015 Troubleshooting Avaya VSP 7000 Series...

  • Page 36: Stack Recovery Tree 2

    Emergency recovery trees Stack recovery tree 2 Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 37: Stack Recovery Tree 3

    Stack failure Stack recovery tree 3 July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 38: Chapter 7: Troubleshooting Hardware

    Verify that the power cords and power supplies for the switch are properly installed. Ensure that the power cords are firmly seated for all power supplies. For detailed power cord and power supply information, see Installing Avaya Virtual Services Platform 7000 Series, NN47202–300.

  • Page 39: Returning The Unit For Repair

    Consider each pair of FI ports on a unit as a single connection. Each pair of FI ports requires two FI cables. Avaya recommends you to use two matched FI cables for each unit. For redundant virtual fabrics, you require one matched pair of longer FI cables to complete the loop from the bottom unit to the top unit.

  • Page 40: Checking Fiber Ports

    FI up configuration). For detailed information about FI cable installations and FI configurations, see Installing Avaya Virtual Services Platform 7000 Series, NN47202–300. Note: You must always connect an FI-up port to an FI-down port, or an FI-down port to an FI- up port between adjacent units.

  • Page 41: Enabling The Fiber Port

    2. Inspect the fiber cable to ensure it is the correct type for a SFP or SFP+ device. For more information about SFP or SFP+ devices and cabling, see Installing Transceivers and Optical Components on Avaya Virtual Services Platform 7000 Series, NN47202–302. Confirming the cables are working Ensure that the cables connected to the port are functioning correctly.

  • Page 42: Confirming The Cables Are Working

    Contact Avaya for return instructions and RMA information. Replacing a unit in the stack Remove the defective unit and insert the replacement in the stack. For more information about physically installing a unit, see Installing Avaya Virtual Services Platform 7000 Series, NN47202– 300. Caution: Physical handling of the device and your proximity to electrical equipment can result in equipment damage or personal injury.

  • Page 43: Removing A Failed Unit

    (AAUR) and Diagnostic Auto Unit Replacement (DAUR) are AUR enhancements to ensure that all units in a stack run the same software images. For more information about Stack Forced Mode, AAUR and DAUR, see Getting Started with Avaya Virtual Services Platform 7000 Series, NN47202–303.

  • Page 44: Placing A New Unit

    Troubleshooting hardware For more information about updating software, see Getting Started with Avaya Virtual Services Platform 7000 Series, NN47202–303. Placing a new unit Place the new unit in the stack where the failed unit was connected. For more information about physically installing a switch, see Installing Avaya Virtual Services Platform 7000 Series, NN47202–300.

  • Page 45: Chapter 8: Troubleshooting Sfp

    If you determine a SFP or SFP+ device failure or identify an unsupported device, remove and replace the failed or unsupported device. For information about physically installing and removing SFP and SFP+ devices, see Installing Transceivers and Optical Components on Avaya Virtual Services Platform 7000 Series, NN47202– 302. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 46: Enabling Ddi Logging

    2. At the command prompt, enter the following command: show ddi-logging Example The following example shows sample output of the show ddi-logging command. 7024XLS>show ddi-logging DDI Logging enabled on ports : 1 Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 47: Viewing Sfp Ddi Information

    NORMAL TxPower(dBm) -9.5000 -8.9997 -5.2374 -1.9997 -1.0001 NORMAL RxPower(dBm) -13.0102 -11.9997 -7.3376 -1.0001 0.0000 NORMAL Job aid The following table describes output for the show interfaces gbic-info command. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 48: Sfp Ddi Threshold Errors

    SFP+. CLEI Code Indicates the Telcordia register assignment Avaya CLEI code. Product Code Indicates the Avaya PEC code of the device. Calibration Indicates if the calibration is internal or external. Rx Power Measurement Indicates Rx power measurement as average or OMA.
  • Page 49 SFP DDI threshold errors For detailed information about SFP DDI log messages, see Logs Reference for Avaya Enterprise Routing Switch 2000, 3000, 4000, 5000 Series and Virtual Services Platform 7000 Series, NN47216–600. Procedure 1. For optical output power and optical input power threshold errors, you can: •...

  • Page 50: Chapter 9: Troubleshooting Ipv6

    Chapter 9: Troubleshooting IPv6 This chapter provides processes you can use to troubleshoot common IPv6 problems. For detailed information about configuring IPv6, see Configuring Layer 2 on Avaya Virtual Services Platform 7000 Series, NN47202–502. No response to switch IPv6 address ping This section describes the troubleshooting process you can use when attempts to ping the IPv6 address of a switch from another network host fail.

  • Page 51: Verifying The Global Ipv6 Address

    Use this procedure to verify that the switch that does not respond to the ping is configured for the IPv6 default gateway. Procedure 1. Enter Global Configuration mode: July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 52: Verifying Switch Interface Ipv6 Status

    About this task A duplicate global IPv6 address indicates that another node in the link scope already has the same address. Procedure 1. Enter Global Configuration mode: Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 53: Changing The Management Vlan Ipv6 Local Link Id

    Use this procedure to verify the IPv6 neighbor configuration on the local switch for the remote host that does not respond to the ping. Procedure 1. Enter Global Configuration mode: enable July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 54: Checking Remote Host Ipv6 Integrity

    Verifying the switch IPv6 default gateway configuration status Use this procedure to verify that the switch is configured for connections through the IPv6 default gateway. Procedure 1. Enter Global Configuration mode: Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 55: Tracing The Route To The Ipv6 Default Gateway

    Procedure 1. Log on to ACLI to enter User EXEC mode. 2. Use the show ipv6 default-gateway command to display the IPv6 default gateway configuration for the switch. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 56: Viewing Switch Ipv6 Default Gateway Interface Statistics

    Confirming the switch IPv6 address Use this procedure to verify that the correct IPv6 address was used to attempt the Telnet, HTTP, or SSH connection to the switch. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 57: Viewing Ipv6 Tcp Information

    2. Use the show ipv6 global command to display the global IPv6 configuration. 3. Observe and analyze the command output. Viewing IPv6 UDP information Use this procedure to display and analyze IPv6 UDP configuration information. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 58: Verifying Remote Host Ipv6 Udp Application Support

    Procedure 1. Enter Global Configuration mode: enable configure terminal 2. Use the show ipv6 address interface command to display the list of IPv6 addresses assigned to the interface. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 59 IPv6 address from the interface. 4. Use the ipv6 interface address <ipv6_addr> command to assign a new IPv6 address to the interface. 5. You can repeat step 2 to confirm the change. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 60: Chapter 10: Troubleshooting Igmp

    This chapter provides processes you can use to troubleshoot common Internet Group Management Protocol (IGMP) problems. For detailed information about configuring IGMP, see Configuring Layer 2 on Avaya Virtual Services Platform 7000 Series, NN47202–502. Checking IGMP configuration for a VLAN Use this procedure to view and analyze the IGMP configuration for a specific VLAN.

  • Page 61: Chapter 11: Troubleshooting Rstp Snmp Traps

    Protocol (SNMP) traps are not generated for Rapid Spanning Tree Protocol (RSTP). For detailed information about SNMP trap support, see Configuring Security on Avaya Virtual Services Platform 7000 Series, NN47202–501. For detailed information about RSTP, see Configuring Layer 2 on Avaya Virtual Services Platform 7000 Series, NN47202–502. Viewing the RSTP configuration Use this procedure to view and analyze the switch RSTP configuration.

  • Page 62: Verifying The Snmp Access Configuration Status

    2. Use the show snmp-server host command to display the trap receiver configuration. 3. Observe and analyze the command output display. Adding an SNMPv1 trap receiver Use this procedure to add an SNMPv1 trap receiver to the trap receiver table. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 63: Adding An Snmpv2C Trap Receiver

    2. Use the snmp-server host <host-ip> v3 <auth | auth-priv | no-auth> <SNMPv3_username> command to add the trap receiver to the table. 3. You can use the show snmp-server host command to confirm the configuration change. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 64: Chapter 12: Troubleshooting Layer 2

    Chapter 12: Troubleshooting Layer 2 This chapter provides processes you can use to troubleshoot common Split Multi-Link Trunking (SMLT) problems. For detailed information about configuring SMLT, see Configuring Layer 2 on Avaya Virtual Services Platform 7000 Series, NN47202–502. SMLT does not route packets properly This section describes the troubleshooting process you can use to diagnose and resolve a situation where Split Multi-Link Trunking (SMLT) does not route data packets as expected.

  • Page 65: Inter-Switch Trunks

    3. Observe the VLAN configuration information. Assigning a VLAN to an IST Assign a specific VLAN to an IST. Procedure 1. Enter MLT Interface Configuration mode: enable configure terminal interface mlt <1-64> July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...
  • Page 66 3. Observe command output display for inconsistencies. Checking MLT configuration Check if edge switch links to aggregation devices form an MLT. Procedure 1. Enter Privileged EXEC mode: enable 2. Enter the show mlt command. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 67 <A.B.C.D> | <WORD> | <dns_host_name> [datasize <64-4096>] [{count <1-9999>} | continuous] [{timeout | -t} <1-120>] [interval <1-60>] [debug] command on the first aggregation switch. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...
  • Page 68 3. Review the system log for possible IST-related error messages. Modifying an IST configuration Modify an IST configuration as required. Procedure 1. Enter MLT Interface Configuration mode: enable configure terminal Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 69: Unable To Configure A New Lacp Trunk

    Use this procedure to detach an LACP key from a specific MLT and SMLT. Procedure 1. Enter Global Configuration mode: enable configure terminal 2. At the command prompt, enter the following command: default lacp key <1-4095> July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 70: Chapter 13: Troubleshooting Layer 3

    Redundancy Protocol (VRRP) problems. For detailed information about configuring ARP, OSPF, RIP, and VRRP, see Configuring IP Routing on Avaya Virtual Services Platform 7000 Series, NN47202–511. ARP does not forward traffic correctly This section describes the troubleshooting process you can use to diagnose and resolve ARP forwarding issues.

  • Page 71: Displaying The Arp Cache Table

    2. In the Administration tree, click MIB Web Page. 3. In the MIB Walk work area, request and observe SNMP walk results for the following MIB objects:. • ipNetToMediaIfIndex • ipNetToMediaPhysAddress • ipNetToMediaNetAddress July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 72: Comparing Observed Arp Data

    3. Repeat step 2 for other entries as required. Creating static ARP entries You can create one or more new static entries in the ARP cache table. Procedure 1. Enter Global Configuration mode: enable configure terminal Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 73: Reboot The Switch

    1. Enter Privileged EXEC mode: enable 2. Enter the boot command to perform a soft reboot of the switch. For information about using the boot command, see Getting Started with Avaya Virtual Services Platform 7000 Series, NN47202–303. Changing the ARP timeout You can modify the maximum time period that the switch maintains entries in the ARP cache.

  • Page 74: Checking The Proxy Arp Status

    You can check static the proxy ARP configuration status in the current configuration running on the switch. Procedure 1. Enter Privileged EXEC mode: enable 2. Enter the show running-config command. 3. Observe details in the L3 section of the command screen output. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 75: Failure To Establish Ospf Adjacency

    2. Enter the show ip ospf command. 3. Observe the OSPF Admin State field. Enabling OSPF globally Administratively enable OSPF for globally a switch. Procedure 1. Enter Global Configuration mode: July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 76: Ip Routing Status

    1. Enter OSPF Router Configuration mode: enable configure terminal router ospf 2. Enter the network <A.B.C.D> command. IP routing status Ensure that IP routing is enabled globally and for interfaces. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 77 Enable IP routing for a specific VLAN. Procedure 1. Enter VLAN Interface Configuration mode: enable configure terminal interface vlan <1–4094> 2. Enter the ip routing command to enable IP routing for the VLAN. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 78: Network Neighbor Adjacencies

    ID is derived from last 4 bytes of the base switch unit. Procedure 1. Log on to ACLI to enter User EXEC mode. 2. Enter the show ip ospf command. 3. Observe the switch router ID. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 79: Authentication Mismatches

    1. Log on to ACLI to enter User EXEC mode. 2. Enter the show ip ospf int-auth command. 3. Observe the displayed command output. Checking interface MD5 keys Display and observe MD5 key information for OSPF-enabled interfaces. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...
  • Page 80 Configure matching passwords for OSPF-enabled VLAN interfaces or switch ports. Note: Passwords on devices at both endpoints of an OSPF domain must match. Procedure 1. Enter Interface Configuration mode: enable configure terminal Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 81: Interface Hello And Dead Intervals

    Configuring switch interface hello and dead intervals Ensure that the hello and dead intervals match on OSPF–enabled switch interfaces. Procedure 1. Enter Ethernet Interface Configuration mode: enable July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 82: Mtu Size

    Configure an OSPF-enabled VLAN interface or switch port to ignore MTU size. Procedure 1. Enter Interface Configuration mode: enable configure terminal interface Ethernet <port> or interface vlan <1–4094> Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 83: Ospf Area Ids

    2. Enter the network <ip> area <A.B.C.D> command to assign an area ID to the switch. 3. Repeat steps 1 and 2 as required to assign the same area ID to other OSPF neighbor switches. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 84: Passive Ospf Interfaces

    Display and observe the priority setting of all OSPF-enabled interfaces on a switch. Procedure 1. Log on to ACLI to enter User EXEC mode. 2. Enter the show ip ospf interface enabled command. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 85: An Ospf Route Is Not In The Routing Table

    Checking the ECMP maximum path setting for OSPF Display and observe the ECMP maximum path setting for OSPF. Procedure 1. Log on to ACLI to enter User EXEC mode. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 86: External Route Advertisements

    3. Enter the redistribute <rip | direct | static> enable command to select an OSPF redistribution policy route type and enable the OSPF redistribution policy. 4. Enter the ip ospf apply accept command to apply the OSPF redistribution policy. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 87: Switches Exchanging Rip Packets Do Not Learn Routing Information

    3. Enter the ip rip receive version <rip1/rip1orrip2/rip2> command. RIP interface supply and listen status Ensure that RIP supply and listen are enabled for VLANs and Ethernet interfaces. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 88: Ecmp Maximum Path For Rip

    Configuring ECMP maximum paths for RIP Ensure the maximum number of ECMP paths for use by RIP is set to a value greater than 1. Procedure 1. Enter Global Configuration mode: Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 89: Learned Rip Routes Are Deleted And Learned Again

    2. To set the global RIP timeout interval, enter the timers basic timeout <15–259200> command. 3. To set the global RIP timeout interval, enter the timers basic update <1–360> command. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 90: Checking An Interface Rip Timeout Interval

    This section describes the troubleshooting process you can use to diagnose and resolve a situation where network switches learn advertised RIP routes with an increasing cost metric value. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 91: Checking Triggered Updates For Rip Interfaces

    Checking the global IP routing status Determine if IP routing is globally enabled or disabled. Procedure 1. Log on to ACLI to enter User EXEC mode. 2. Enter the show ip routing command. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 92: Global Vrrp Status

    Ensure that a virtual router exists and is operational for interfaces as required. Checking interface virtual router status Display and observe the virtual router administration state for switch or stack interfaces. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 93: Multiple Vrrp Master Routers In A Vlan

    Multiple VRRP master routers in a VLAN This section describes the troubleshooting process you can use to diagnose and resolve a situation where more than one master virtual router is present within a VLAN. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 94: Checking The System Log

    Assign a priority value for each virtual router within a VLAN. Procedure 1. Enter VLAN Interface Configuration mode: enable configure terminal interface vlan <1–4094> 2. Enter the ip vrrp <1–255> priority <1–255> command. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 95: Critical Ip

    Check and modify the virtual router preempt status as required. Checking the virtual router holddown status Display and observe the virtual router holddown status. Procedure 1. Log on to ACLI to enter User EXEC mode. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 96: Checking The Vlan Staus

    VRRP master router within a VLAN. Checking the system log Display and observe the system log for VRRP-related error messages. Procedure 1. Enter Privileged EXEC mode: enable 2. Enter the show logging command. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 97: Virtual Router Priority

    Display and observe critical VRRP interface configuration information. Procedure 1. Log on to ACLI to enter User EXEC mode. 2. Enter the show ip vrrp interface verbose command. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 98: Virtual Router Preempt Status

    Configuring the virtual router preempt action Cancels a virtual router holddown action that is in progress. Procedure 1. Enter VLAN Interface Configuration mode: enable configure terminal interface vlan <1–4094> Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 99: Checking The Vlan Staus

    3. Observe if the virtual router is in holddown state. 4. Observe if Critical IP is enabled. 5. Observe and note if the Critical IP Address is the IP address of the local L3 VLAN. July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 100: Virtual Router Preempt Status

    Cancels a virtual router holddown action that is in progress. Procedure 1. Enter VLAN Interface Configuration mode: enable configure terminal interface vlan <1–4094> 2. Enter the ip vrrp <VRID> action preempt command. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...

  • Page 101: Chapter 14: Troubleshooting Fabric Attach

    Fabric Attach Agent Timeout: 75 seconds Fabric Attach Extended Logging Status: Disabled Fabric Attach Primary Server Id: <none> Fabric Attach Primary Server Descr: <none> Related Links Troubleshooting Fabric Attach on page 101 July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

  • Page 102: Verifying Fa Message Authentication Status

    4. You can repeat step 2 to confirm settings. Related Links Troubleshooting Fabric Attach on page 101 Verifying discovered FA elements Use this procedure to check the discovered FA elements. Troubleshooting Avaya VSP 7000 Series July 2015 Comments on this document? infodev@avaya.com...
  • Page 103 MLT2 Server Server (Auth) 1234 fc:a8:41:fa:f8:00:20:00:00:02 2/10 Client Wireless AP (Type 1) 64:a7:dd:03:38:29:00:00:00:01 3/12 Client Wireless AP (Type 1) 64:07:34:03:12:ac:00:00:00:08 Related Links Troubleshooting Fabric Attach on page 101 July 2015 Troubleshooting Avaya VSP 7000 Series Comments on this document? infodev@avaya.com...

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