TP-Link T1500-28PCT TL-SL2428P T1500-28PCT V1 CLI Reference Guide - Page 119
loopback-detection config
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Example Enable the loopback detection function of ports 1-3: T1500-28PCT(config)# interface range fastEthernet 1/0/1-3 T1500-28PCT(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 }] [ re covery-mode { auto | manual }] Parameter process-mode -- The mode how the switch processes the detected loops. Ale rt: When a loop is detected, display an alert. Port base d: 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. M anual: 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: T1500-28PCT(config)# interface fastEthernet 1/0/2 T1500-28PCT(config-if)# loopback-detection config process-mode port-based recovery-mode manual 108