07-18-2012 01:36 PM - edited 03-07-2019 07:51 AM
I have a Catalyst 4500 L3 Switch Software (cat4500e UNIVERSAL-M), Version 03.02.00.XO RELEASE SOFTWARE (fc2). So I just wanted to verify that the switch only does dot1q encapsulation because the switchport trunk encapsulation dot1q command does not work. Is this documented somewhere.
07-18-2012 01:41 PM
You can be reasonably sure if the commands are not there it is all it supports . I believe you can check with something like show int capabilities .
07-18-2012 03:27 PM
Depends on your linecard (not the supervisor card).
Some line card will only support 802.1Q so entering the command will result in an error message.
As what Glen has posted, if you enter the command "sh interface
07-19-2012 07:00 AM
Thank for the quick response this helps.
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