UDLD Commands
OL-32830-01 Command Line Interface Reference Guide
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Port UDLD mode—The interface UDLD mode (normal or aggressive).
•
Port Current state—The UDLD operational state: interface UDLD mode
(normal or aggressive).
-
Disabled—UDLD is disabled on the port by the udld port disable
command.
-
Shutdown—UDLD is enabled on the port and the port operational state
is DOWN.
-
Detection—UDLD id detecting the link state.
-
Bidirectional—The link is bidirectional.
-
Undetermined—The link state is undetermined - no UDLD message has
been received on the port.
•
Neighbor Device ID—The device ID of the neighbor.
•
Neighbor MAC—The MAC address of the neighbor.
•
Neighbor Device name—The Device name of the neighbor.
•
Neighbor Port ID—The device port ID of the neighbor on which the recent
UDLD message was sent.
•
Neighbor Message Time—The message time of the neighbor.
•
Neighbor Current State—The current state of the neighbor:
-
Bidirectional—The UDLD messages received from the neighbor contain
the Device ID and Port ID of the switch in the Echo TLV.
-
Undetermined—The UDLD messages received from the neighbor do
not contain the Device ID and Port ID of the switch in the Echo TLV.
•
Neighbor Expiration Time—Left time in seconds until the current neighbor
state expires.
Example 2—This example shows how to display the UDLD state for one given
interface:
switchxxxxxx#
show udld
gi11
Global UDLD mode: normal
Message Time: 15 sec(default)
Interface
gi11
Summary of Contents for 300 Series
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