Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)
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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
show l2protocol-tunnel
show l2protoco l-tunnel
To display information about the Layer 2 protocol tunnel por ts, use the show l2protocol-tunnel
command. This command displays information for the interfaces with protocol tunneling enabled.
show l2protocol-t unnel [interface interface-id] [[ summary] | {begin | exclude | include}
expression]
Syntax Description
Command Modes User EXEC mode
Usage Guidelines A fter enabl ing Layer 2 protocol tunne ling on an access or 802 .1Q tunnel por t with th e l2protocol-tunnel
command, you can configure som e or all of these parameters:
• Prot ocol type to be tunneled
• Shutdown threshold
• Drop threshol d
If you enter the show l2protocol-tunnel [interface interface-id] command, only information about the
active ports on which all the parameters are configured appears.
If you enter the show l2protocol-tunnel summary command, only information about the active ports
on which some or all of the parameters are configured appears.
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 appe ar.
Examples This is an example of output from the show l2protocol- tunnel co mmand :
Switch> show l2protocol-tunnel
COS for Encapsulated Packets: 5
Port Protocol Shutdown Drop Encapsulation Decapsulation Drop
Threshold Threshold Counter Counter Counter
------- -------- --------- --------- ------------- ------------- -------------
Fa0/10 --- ---- ---- ---- ---- ----
stp ---- ---- 9847 1866 0
vtp ---- ---- 77 12 0
pagp ---- ---- 859 860 0
lacp ---- ---- 0 0 0
interface interface-id (Optional) Specifi es the interface for which pr otocol tunneling inf ormation
appears. Valid interfaces are physical ports and port channels; t he port
channel range is 1 to 64.
summary (Optional) Displays only Layer 2 protocol summary information.
begin (Optional) Displays information beginning with the line that matches the
expression.
exclude (Optional) Displays information that excludes lines that match the e xpression.
include (Optional) Displays the lines that match the specified expression.
expression (Optional) Expression in the output to use as a reference point.