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Enhancements
Release M.10.09 Enhancements
Displaying Detailed UDLDP Status Information. To display detailed UDLD information for
specific ports, enter enter the show link-keepalive statistics command. For example:
Figure 22. Example of Detailed UDLD Information displayed using Show Link-Keepalive Statistics
Command
Clearing UDLD Statistics. To clear UDLD statistics, enter the following command:
ProCurve# clear link-keepalive statistics
This command clears the Packets sent, Packets received, and Transitions counters in the show link
keepalive statistics display (see Figure 22 for an example).
ProCurve(config)# show link-keepalive statistics
Port: 1
Current State: up Neighbor MAC Addr: 0000a1-b1c1d1
Udld Packets Sent: 1000 Neighbor Port: 5
Udld Packets Received: 1000 State Transitions: 2
Port Blocking: no Link-vlan: 1
Port: 2
Current State: up Neighbor MAC Addr: 000102-030405
Udld Packets Sent: 500 Neighbor Port: 6
Udld Packets Received: 450 State Transitions: 3
Port Blocking: no Link-vlan: 200
Port: 3
Current State: off line Neighbor MAC Addr: n/a
Udld Packets Sent: 0 Neighbor Port: n/a
Udld Packets Received: 0 State Transitions: 0
Port Blocking: no Link-vlan: 1
Port: 4
Current State: failure Neighbor MAC Addr: n/a
Udld Packets Sent: 128 Neighbor Port: n/a
Udld Packets Received: 50 State Transitions: 8
Port Blocking: yes Link-vlan: 1
Port 4 is shown as blocked
due to a link-keepalive failure
Ports 1 and 2 are UDLD-enabled and show
the number of health check packets sent
and received on each port.