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refresh mac table?

csamuels99
Level 1
Level 1

I ran show mac-address-table on our catalyst.  it lists a bunch of mac addresses for the switchports.  However, I'm sure it doesn't show them all.  I was looking specifically for a small amount of mac addresses and they are not in the list.  I confirmed that the port and line is up and connected and sending and recev data by checking show interfaces.  Is there a way i can force a refresh of this table?

2 Replies 2

johnlloyd_13
Level 9
Level 9

hi,

try issuing a clear mac-address-table dynamic in privileged mode.

Eugene Lau
Cisco Employee
Cisco Employee

Hey Curtis,

It would be a good idea to understand the software/hardware of the Catalyst you are checking.

Eg. cat6500 with DFC's would have a different mac-address mechanism than 3750's.

Eugene.