99
TL-SL2428(config)# interface range fastEthernet
1/0/1-3
TL-SL2428(Config-if-range)#
loopback-detection
loopback-detection config
Description
The
loopback-detection config
command is used to configure the
process-mode and recovery-mode for the ports by which the switch copes with
the detected loops.
Syntax
loopback-detection config
[
process-mode
{ alert | port-based }]
[
recovery-mode
{ auto | manual }]
Parameter
process-mode
——
The mode how the switch processes the detected loops.
Alert:
When a loop is detected, display an alert.
Port based:
When a loop is detected, display an alert and block the port.
recovery-mode
——
The mode how the blocked port recovers to normal status.
Auto:
Block status can be automatically removed after recovery time.
Manual:
Block status can only be removed manually.
Command Mode
Interface Configuration Mode (interface fastEthernet / interface range
fastEthernet / interface gigabitEthernet / interface range gigabitEthernet)
Example
Configure the loopback detection process-mode as port-based and
recovery-mode as manual for port 2:
TL-SL2428(config)# interface fastEthernet
1/0/2
TL-SL2428(config-if)# loopback-detection config process-mode
port-based
recovery-mode
manual
loopback-detection recover
Description
The
loopback-detection recover
command is used to remove the block status
of selected ports, recovering the blocked ports to normal status,