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Which one is the primary supervisor engine in 4500 and 6500?

teru-lei
Level 1
Level 1

Hi All,

When use 2 supervisor engine in 4500 or 6500, by default which one will be the primary one? or the system will randomly choose one as primary? how to determine which one is primary supervisor engine?

Thank You!

Best Regards

Teru Lei

1 Accepted Solution

Accepted Solutions

Prashanth Krishnappa
Cisco Employee
Cisco Employee

Normally it would be the Supervisor in slot 1. In CAT4500, we had seen instances in which slot 2 would become active. This issue has been fixed in 12.2(25)EWA.

Hope this helps

View solution in original post

2 Replies 2

Prashanth Krishnappa
Cisco Employee
Cisco Employee

Normally it would be the Supervisor in slot 1. In CAT4500, we had seen instances in which slot 2 would become active. This issue has been fixed in 12.2(25)EWA.

Hope this helps

Hi prkrishn,

Thank you! So I know why one of my customers' 4500 sometime use slot 2 as primary supervisor engine.

Best Regards

Teru Lei

Review Cisco Networking for a $25 gift card