Command
Show Interface-Trunk
Use
Displays the trunk information on the switch.
Syntax
Switch#show interface trunk
Example
Here’s the output of show interface trunk for SW3.
SW3#show interface trunk Port Mode Encapsulation Status Native vlan Fa0/19 auto n-802.1q trunking 1 Fa0/20 auto n-802.1q trunking 1 Fa0/21 auto n-802.1q trunking 1 Fa0/22 auto n-802.1q trunking 1 Port Vlans allowed on trunk Fa0/19 1-4094 Fa0/20 1-4094 Fa0/21 1-4094 Fa0/22 1-4094 Port Vlans allowed and active in management domain Fa0/19 1,10-20,55,99,555 Fa0/20 1,10-20,55,99,555 Fa0/21 1,10-20,55,99,555 Fa0/22 1,10-20,55,99,555 Port Vlans in spanning tree forwarding state and not pruned Fa0/19 none Fa0/20 none Fa0/21 1,10-11 Port Vlans in spanning tree forwarding state and not pruned Fa0/22 none