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Cisco Catalyst 3550

Cisco Catalyst 3550
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2-408
Catalyst 3550 Multilayer Switch Command Reference
OL-8566-01
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show l2protocol-tunnel
Fa0/10 --- ---- ---- ---- ---- ----
stp ---- ---- 9847 1866 0
vtp ---- ---- 77 12 0
pagp ---- ---- 859 860 0
lacp ---- ---- 0 0 0
udld ---- ---- 219 211 0
Fa0/11 cdp 1100 ---- 2356 2350 0
stp 1100 ---- 116 13 0
vtp 1100 ---- 3 67 0
pagp ---- 900 856 5848 0
lacp ---- 900 0 0 0
udld ---- 900 0 0 0
Fa0/12 cdp ---- ---- 2356 0 0
stp ---- ---- 11787 0 0
vtp ---- ---- 81 0 0
pagp ---- ---- 0 0 0
lacp ---- ---- 849 0 0
udld ---- ---- 0 0 0
Fa0/13 cdp ---- ---- 2356 0 0
stp ---- ---- 11788 0 0
vtp ---- ---- 81 0 0
pagp ---- ---- 0 0 0
lacp ---- ---- 849 0 0
udld ---- ---- 0 0 0
This is an example of output from the show l2protocol-tunnel summary command:
Switch> show l2protocol-tunnel summary
COS for Encapsulated Packets: 5
Port Protocol Shutdown Drop Status
Threshold Threshold
(cdp/stp/vtp) (cdp/stp/vtp)
(pagp/lacp/udld) (pagp/lacp/udld)
------- ----------- ---------------- ---------------- ----------
Fa0/10 --- stp vtp ----/----/---- ----/----/---- up
pagp lacp udld ----/----/---- ----/----/----
Fa0/11 cdp stp vtp 1100/1100/1100 ----/----/---- up
pagp lacp udld ----/----/---- 900/ 900/ 900
Fa0/12 cdp stp vtp ----/----/---- ----/----/---- up
pagp lacp udld ----/----/---- ----/----/----
Fa0/13 cdp stp vtp ----/----/---- ----/----/---- up
pagp lacp udld ----/----/---- ----/----/----
Fa0/14 cdp stp vtp ----/----/---- ----/----/---- down
pagp ---- udld ----/----/---- ----/----/----
Fa0/15 cdp stp vtp ----/----/---- ----/----/---- down
pagp ---- udld ----/----/---- ----/----/----
Fa0/16 cdp stp vtp ----/----/---- ----/----/---- down
pagp lacp udld ----/----/---- ----/----/----
Fa0/17 cdp stp vtp ----/----/---- ----/----/---- down
pagp lacp udld ----/----/---- ----/----/----
Related Commands Command Description
clear l2protocol-tunnel counters Clears counters for protocol tunneling ports.
l2protocol-tunnel Enables Layer 2 protocol tunneling for CDP, STP, or VTP
packets on an interface.
l2protocol-tunnel cos Configures a class of service (CoS) value for tunneled Layer 2
protocol packets.

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