Displaying Information For A Single Port - Foundry Networks FESX Manual

The show link-keepalive command shows the following:
FastIron SuperX Router(config)# show link-keepalive ethernet
Current State
Local Port
Local System ID : e0eb8e00
Packets sent
Transitions
Port blocking
The Link-vlan entry shows the ID of the tagged VLAN in the UDLD packet.
Syntax: show link-keepalive ethernet

Displaying Information for a Single Port

To display detailed UDLD information for a specific port, enter a command such as the following:
FastIron SuperX Router(config)# show link-keepalive ethernet 4/1
Current State
Local Port
Local System ID : e0927400
Packets sent
Transitions
Port blocking
This Field...
Current State
Remote MAC Addr
Local Port
Remote Port
Local System ID
Remote System ID
Packets sent
Packets received
Transitions
Port blocking
December 2005
: down Remote MAC Addr
: 1/1 Remote Port
Remote System ID : 00000000
: 0 Packets received : 0
: 0 Link-vlan
: No BM disabled
: up Remote MAC Addr
: 4/1 Remote Port
Remote System ID : e0d25100
: 254 Packets received : 255
: 1
: No BM disabled
Table 9.3: CLI Display of Detailed UDLD Information
Displays...
The state of the logical link. This is the link between this Foundry port
and the Foundry port on the other end of the link.
The MAC address of the port or device at the remote end of the logical
link.
The port number on this Foundry device.
The port number on the Foundry device at the remote end of the link.
A unique value that identifies this Foundry device. The ID can be
used by Foundry technical support for troubleshooting.
A unique value that identifies the Foundry device at the remote end of
the link.
The number of UDLD health-check packets sent on this port.
The number of UDLD health-check packets received on this port.
The number of times the logical link state has changed between up
and down.
Information used by Foundry technical support for troubleshooting.
© Foundry Networks, Inc.
Configuring Uni-Directional Link Detection (UDLD)
: 0000.0000.0000
: n/a
: 100
: Yes
: 00e0.52d2.5100
: 2/1
: No
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