Cisco Catalyst 2960-X Command Reference Manual page 82

show udld
Field
Device name
Port ID
Neighbor echo 1 device
Neighbor echo 1 port
Message interval
CDP device name
This is an example of output from the show udld neighbors command:
Switch# show udld neighbors
Port
-------- -------------------- ---------- -------- --------------
Gi2/0/1
Gi3/0/1
Related Commands
Command
udld
udld port
udld reset
Catalyst 2960-X Switch Layer 2 Command Reference, Cisco IOS Release 15.0(2)EX
76
Device Name Device ID
Switch-A 1
Switch-A 2
Description
Enables aggressive or normal mode in UDLD or sets the configurable message
timer time.
Enables UDLD on an individual interface or prevents a fiber-optic interface from
being enabled by the udld global configuration command.
Resets all interfaces shut down by UDLD and permits traffic to pass through again.
Description
The device name or the system serial number of the
neighbor. The system serial number appears if the
device name is not set or is set to the default (Switch).
The neighbor port ID enabled for UDLD.
The device name of the neighbors' neighbor from
which the echo originated.
The port number ID of the neighbor from which the
echo originated.
The rate, in seconds, at which the neighbor is sending
advertisement messages.
The CDP device name or the system serial number.
The system serial number appears if the device name
is not set or is set to the default (Switch).
Port-ID OperState
Gi2/0/1 Bidirectional
Gi3/0/1 Bidirectional
Layer 2 Commands
OL-29043 -01