D-Link DXS-1210-16TC - Page 210

DXS-1210 Series Smart Managed Switch CLI Reference Guide
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Switch# show loopback-detection
Loop Detection : Enabled
Detection Mode : vlan-based
LBD enabled VLAN : all VLANs
Interval : 20 seconds
Action : Shut-down
Interface Loopback Detection State Result Time Left(sec)
------------- ------------------------ -------------- -------------
eth1/0/3 Disabled Normal 0
eth1/0/4 Disabled Normal 0
eth1/0/5 Disabled Normal 0
eth1/0/6 Disabled Normal 0
eth1/0/7 Disabled Normal 0
eth1/0/8 Disabled Normal 0
eth1/0/9 Disabled Normal 0
eth1/0/10 Disabled Normal 0
eth1/0/11 Enabled Loop on VLAN 1 infinite
eth1/0/12 Enabled Loop on VLAN 1 infinite
Port-Channel1 Disabled Normal 0
Switch#
This example shows how to displays the loopback detection status for port 1/0/1.
Switch# show loopback-detection interface eth 1/0/1
Interface Loopback Detection State Result Time Left(sec)
------------- ------------------------ -------------- -------------
eth1/0/11 Enabled Loop on VLAN 1 infinite
Switch#
This example shows how to displays the loopback detection status for port-channel 2.
Switch# show loopback-detection interface port-channel 2
Interface Loopback Detection State Result Time Left(sec)
------------- ------------------------ -------------- -------------
Port-Channel1 Disabled Normal 0
Switch#
Display Parameters
Interface
Indicates the port that has loopback detection enabled.
Result
Indicates whether a loop is detected.
Time Left
The remaining time before being auto-recovered.
26-6 snmp-server enable traps loopback-detection
This command is used toenable the sending SNMP notifications of loopback detection. Use the no
form of this command to revert to the default setting.