D-Link xStack DGS-3420 Series Reference Manual page 612

xStack® DGS-3420 Series Layer 2 Managed Stackable Gigabit Switch CLI Reference Guide
Restrictions
None.
Example
To display the loop detection state of ports 1 to 9 in port-based mode:
DGS-3420-28SC:admin#show loopdetect
Command: show loopdetect
Port Loopdetect State
------ ------------------ ----------
1 Enabled
2 Enabled
3 Enabled
4 Enabled
5 Enabled
6 Enabled
7 Enabled
8 Enabled
9 Enabled
DGS-3420-28SC:admin#
To display loop detection state of ports 1 to 9 under VLAN-based mode:
DGS-3420-28SC:admin#show loopdetect
Command: show loopdetect
Port Loopdetect State
------ ------------------ ----------
1 Enabled
2 Enabled
3 Enabled
4 Enabled
5 Enabled
6 Enabled
7 Enabled
8 Enabled
9 Enabled
DGS-3420-28SC:admin#
52-8 config loopdetect trap
Description
This command is used to configure the trap mode. A loop detected trap is sent when the loop
condition is detected and a loop cleared trap is sent when the loop condition is cleared.
ports 1-9
ports 1-9
Loop Status
Normal
Normal
Normal
Normal
Loop!
Normal
Loop!
Normal
Normal
ports 1-9
ports 1-9
Loop VLAN
None
None
None
None
2
None
2
None
None
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