D-Link DXS-3600 Series Reference Manual page 676

DXS-3600 Series Layer 3 Managed 10Gigabit Ethernet Switch CLI Reference Guide
The VLAN being blocked on a port can be automatically recovered, if the errdisable recovery cause
loopback-detect command is configured. Alternatively, manually recover the operation by entering the
shutdown command followed by the no shutdown command for the port.
Example
This example shows how to enable the port-based loopback detection function globally and set the
detection mode to port-based.
Switch# configure terminal
Switch(config)# loopback-detection
Switch(config)# loopback-detection mode port-based
Switch(config)#
59-2 loopback-detection (Interface)
This command is used to enable the loopback detection function for an interface. Use no form of the
command to disable the function for an interface.
loopback-detection
no loopback-detection
Parameters
None.
Default
By default, this option is disabled.
Command Mode
Interface Configuration Mode.
Command Default Level
Level: 12.
Usage Guideline
Use this command to enable the loopback detection function on an interface. This command is available
for port and port-channel interface configuration.
Example
This example shows how to enable the loopback detection function on interface eth3/0/1.
Switch# configure terminal
Switch(config)# interface eth3/0/1
Switch(config-if)# loopback-detection
Switch(config-if)#
59-3 loopback-detection interval
This command is used to configure the timer interval. Use no command to return to the default settings.
loopback-detection interval SECONDS
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