Loopguard Commands - ZyXEL Communications Dimension GS-3012 Cli Reference Manual

C
H A P T E R
Use these commands to configure the Switch to guard against loops on the edge of your
network. The Switch shuts down a port if the Switch detects that packets sent out on the port
loop back to the Switch.
30.1 Command Summary
The following section lists the commands for this feature.
Table 74 loopguard Command Summary
COMMAND
show loopguard
loopguard
no loopguard
interface port-channel <port-
list>
loopguard
no loopguard
clear loopguard
Ethernet Switch CLI Reference Guide

Loopguard Commands

DESCRIPTION
Displays which ports have loopguard enabled as well as their
status.
Enables loopguard on the Switch.
Disables loopguard on the Switch.
Enters config-interface mode for the specified port(s).
Enables the loopguard feature on the port(s). You have to
enable loopguard on the Switch as well. The Switch shuts
down a port if the Switch detects that packets sent out on the
port loop back to the Switch.
Disables the loopguard feature on the port(s).
Clears loopguard counters.
30
M P
E 3
C 13
C 13
C 13
C 13
C 13
E 13
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