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Chapter 2 Catalyst 3560 Switch Cisco IOS Commands
show dot1q-tunnel
Use the show dot1q-tunnel user EXEC command to display information about IEEE 802.1Q tunnel
ports.
Syntax Description
interface interface-id
| begin
| exclude
| include
expression
Command Modes
User EXEC
Command History
Release
12.2(25)EA1
Usage Guidelines
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
Examples
These are examples of output from the show dot1q-tunnel command:
Switch> show dot1q-tunnel
dot1q-tunnel mode LAN Port(s)
-----------------------------
Gi0/1
Gi0/2
Gi0/3
Gi0/6
Po2
Switch> show dot1q-tunnel interface gigabitethernet0/1
dot1q-tunnel mode LAN Port(s)
-----------------------------
Gi0/1
Related Commands
Command
show vlan
switchport mode
78-16405-05
show dot1q-tunnel [interface interface-id] [ | {begin | exclude | include} expression]
(Optional) Specify the interface for which to display IEEE 802.1Q tunneling
information. Valid interfaces include physical ports and port channels.
(Optional) Display begins with the line that matches the expression.
(Optional) Display excludes lines that match the expression.
(Optional) Display includes lines that match the specified expression.
Expression in the output to use as a reference point.
Modification
This command was introduced.
dot1q tag native
dot1q-tunnel
Description
Displays IEEE 802.1Q native VLAN tagging status.
Configures an interface as an IEEE 802.1Q tunnel port.
Catalyst 3560 Switch Command Reference
show dot1q-tunnel
2-381
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