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Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x
OL-23435-03
Chapter 7 Configuring vPCs
Configuring vPCs
Manually Configuring the System Priority
When you create a vPC domain, the system automatically creates a vPC system priority. However, you
can also manually configure a system priority for the vPC domain.
Note We recommend that you manually configure the vPC system priority when you are running LACP to
ensure that the vPC peer devices are the primary devices on LACP. When you manually configure the
system priority, ensure that you configure the same priority value on both vPC peer devices. If these
values do not match, vPC will not come up.
BEFORE YOU BEGIN
Ensure that you have enabled the vPC feature.
Ensure that you are in the correct VDC (or use the switchto vdc command).
SUMMARY STEPS
1. configure terminal
2. vpc domain domain-id
3. system-priority priority
4. exit
5. (Optional) show vpc role
6. (Optional) copy running-config startup-config
DETAILED STEPS
Command Purpose
Step 1
configure terminal
Example:
switch# configure terminal
switch(config)#
Enters global configuration mode.
Step 2
vpc domain domain-id
Example:
switch(config)# vpc domain 5
switch(config-vpc-domain)#
Enters the vPC domain number that you want to
configure. The system enters the vpc-domain
configuration mode.
Step 3
system-priority priority
Example:
switch(config-vpc-domain)# system-priority
4000
switch(config-vpc-domain)#
Enters the system priority that you want for the
specified vPC domain. The range of values is from 1
to 65535. The default value is 32667.
Step 4
exit
Example:
switch(config-vpc-domain)# exit
switch(config)#
Exits the vpc-domain configuration mode.