Cisco 7206 - VXR Router Configuration Manual page 219

Chapter 7 Configuring vPCs
S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m
•
If any of these parameters are not enabled or defined on either device, the vPC consistency check ignores
those parameters.
To ensure that none of the vPC interfaces are in the suspend mode, enter the show vpc brief and show
Note
vpc consistency-parameters commands and check the syslog messages.
Configuration Parameters That Should Be Identical
When any of the following parameters are not configured identically on both vPC peer devices, a
misconfiguration may cause undesirable behavior in the traffic flow:
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
OL-23435-03
Loop Guard
–
Root Guard
–
Maximum Transmission Unit (MTU)
MAC aging timers
Static MAC entries
VLAN interface—Each device on the end of the vPC peer link must have a VLAN interface
configured for the same VLAN on both ends and they must be in the same administrative and
operational mode. Those VLANs configured on only one device of the peer link do not pass traffic
using the vPC or peer link. You must create all VLANs on both the primary and secondary vPC
devices, or the VLAN will be suspended.
All ACL configurations and parameters
Quality of Service (QoS) configuration and parameters
STP interface settings:
BPDU Filter
–
BPDU Guard
–
Cost
–
Link type
–
Priority
–
VLANs (Rapid PVST+)
–
Port security
Cisco Trusted Security (CTS)
Dynamic Host Configuration Protocol (DHCP) snooping
Network Access Control (NAC)
Dynamic ARP Inspection (DAI)
IP source guard (IPSG)
Internet Group Management Protocol (IGMP) snooping
Hot Standby Routing Protocol (HSRP)
Protocol Independent Multicast (PIM)
Gateway Load-Balancing Protocol (GLBP)
All routing protocol configurations
Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x
Information About vPCs
7-17