Command rejected: An interface whose trunk encapsulation is “Auto” can not be configured to “trunk” mode.

Working on setting up a trunk interface on one of my switches, came across an issue that I just resolved. Thought I would share:

When I was first attempting to create a trunk interface I got the following error:

Example(config-if)#switchport mode trunk
Command rejected: An interface whose trunk encapsulation is “Auto” can not be configured to “trunk” mode.

Continue reading

Advertisements