Cisco 300 Series Cli Manual page 1027

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Port UDLD mode: aggressive
Port Current state: Bidirectional
Number of detected neighbors: 1
Port Neighbor Table
Neighbor Device ID: 1234567893
Neighbor MAC: 00:00:01:22:33:dd
Neighbor Device name: switch A
Neighbor Port ID: gi1/2/1
Neighbor Message Time: 20 sec
Neighbor Current State: Bidirectional
Neighbor Expiration Time: 7 sec
Neighbor Device ID: 1234544893
Neighbor MAC: 00:00:01:22:33:ff
Neighbor Device name: switch A
Neighbor Port ID: gi1/2/1
Neighbor Message Time: 15 sec
Neighbor Current State: Undetermined
Neighbor Expiration Time: 17 sec
Example 3—This example shows how to display neighbor information only:
switchxxxxxx#
show udld neighbors
Port Device ID
-------- -------------- --------- --------------- ---------
gi11
1234567893 gi1/0/1
gi12
3456750193
gi1/0/2
Example 4—This example shows how to display neighbor information only for a
single interface:
switchxxxxxx#
show udld
Port Device ID
-------- -------------- --------- --------------- ---------
gi11
1234567893 gi1/0/1
Port-ID Device Name
SAL0734K5R2
SAL0734K5R3
gi11
neighbors
Port-ID Device Name
SAL0734K5R2
OL-32830-01 Command Line Interface Reference Guide
Message Neighbor
Time(sec) State
----------
15 Bidirect
Undetermined
20
Message Neighbor
Time(sec) State
----------
15 Bidirect
UDLD Commands
Expiration
Time (sec)
---------
11
5
Expiration
Time (sec)
---------
11