Perform a "show interface terse | match irb"
Unplug the workstation, and repeat the command. Is IRB now up or down? For IRB to be up some physical port associated with the IRB must be up.
Perform a "show interface terse | match irb"
Unplug the workstation, and repeat the command. Is IRB now up or down? For IRB to be up some physical port associated with the IRB must be up.