Panasonic S24GPWR Operation Manual page 41

S24GPWR> enable
S24GPWR# configuration
S24GPWR(config)# line loopback enable
S24GPWR(config)# interface gi0/1
S24GPWR(config-if)# line loopback
S24GPWR(config-if)# end
S24GPWR# show line loopback configuration
Global Loop Detection Status: Enabled
Port Trunk Link
---- ----- ---- ----------- ------------- ----------- --------------
1 ---
2 ---
3 ---
4 ---
5 ---
6 ---
7 ---
8 ---
9 ---
10 ---
Fig. 4-14 Display of the loop detection and blocking configuration
S24GPWR> enable
S24GPWR# show line loopback history
Entry Time(YYYY/MM/DD HH:MM:SS)
----- ------------------------- ---------------------------------------------
1 2001/01/01 00:00:33
2 2001/01/01 00:01:33
S24GPWR#
Fig. 4-15 Execution example of the loop history display command
Note: The loop detection function uses a special frame. When a loop detection
frame is detected on a port on which the Loop detection and blocking func-
tion is disabled, the sender port is blocked.
For details on loop history messages, refer to Chapter 11, "System Logs."
State Loop Detect
Up Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Enabled
Down Forwarding Disabled
Down Forwarding Disabled
(line loopback)
(show line loopback configuration)
The loop detected between port 1 and 9
Port 1 auto recovery
(line loopback)
Recovery Recovery Time
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Event
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