PLANET WGSW-50040 - Manual (Page 109)

Enable automatic recovery of the loopback-detection control mode after 30s.
Switch(config)#loopback-detection control-recovery timeout 30
4.5 show loopback-detection
Command:
show loopback-detection [interface <interface-list>]
Function:
Display the state of loopback detection on all ports if no parameter is provided, or the state and
result of the specified ports according to the parameters.
Parameters:
<interface-list> the list of ports to be displayed, for example: ethernet 1/1.
Command Mode:
Admin and Configuration Mode.
Usage Guide:
Display the state and result of loopback detection on ports with this command.
Example:
Display the state of loopback detection on port 4.
Switch(config)#show loopback-detection interface Ethernet 1/4
loopback detection config and state information in the switch!
PortName Loopback Detection Control Mode Is Controlled
Ethernet1/4 Enable Shutdown No
4.6 debug loopback-detection
Command:
debug loopback-detection
Function:
After enabling the loopback detection debug on a port, BEBUG information will be generated when
sending, receiving messages and changing states.
Parameters:
None.
Command Mode:
Admin Mode.