System information

Publication date: Feb., 2012
Revision A1
- 101 -
CLIReferenceGuide
Copyright @ 2012 by Amer Networks
Chapter 27 LoopprotectionCommandsofCLI
Loop
protection
Theloopdetectionisusedtodetectthepresenceoftr affic.Whenswitch
receivespacket’s(loopingdetectionframe)MACaddressthesameas
oneselffromport,showLoopProtectionhappens.Theportwillbelocked
whenitreceivedtheloopingdetectionframes.

Table 26: Loop protection Commands
Command Function
interval
Configure loop protection transmit interval
mode
Configure loop protection mode
port-action
Configure loop protection port action
port-mode
Configure loop protection port mode
port-transmit
Configure loop protection port transmit mode
show
Display loop protection information
shutdown
Configure loop protection shutdown time
interval: Thecommandletsyouconfigureloopprot ection
transmitinterval.
Syntax:
interval <1-10>
Parameter :
<1-10> Transmit time interval
EXAMPLE:
mode: Thecommandletsyouconfigureloopprot ection
mode.
Syntax:
mode disable/ enable
Parameter :
disable: Disable loop protection operation
enable: Enable loop protection operation
EXAMPLE:
Switch(loop-protect)# interval 3
Switch(loop-protect)# show config
Loop Protection : Disabled
Transmission Time : 3
Shutdown Time : 180