Enterasys SecureStack C2 C2G170-24 User Manual

Configuring ICMP Redirects
SecureStack C2 Configuration Guide 19-19
Configuring ICMP Redirects
Purpose
DisableorenablesendingICMPredirectpacketstotheswitchCPUforprocessing,ataglobal
levelandataninterface level.Bydefault,sendingICMPredirectsisenabledgloballyandonall
interfaces.DisablingsendingICMPredirectscanreduceCPUusageincertaindeployments.
Commands
ip icmp redirect enable
UsethiscommandtoenableordisablesendingICMPredirectstotheCPUforprocessingona
globalleveloronaspecificinterface.ThenoformofthiscommanddisablessendingICMP
redirectstotheCPU.
Syntax
ip icmp redirect enable
no ip icmp redirect enable
Parameters
None.
Defaults
Bydefault,sendingICMPredirectstotheCPUisenabledgloballyand onallinterfaces.
Mode
Routerglobalconfigurationmode:C2(su)‐>router(Config)#
Interfaceconfigurationmode:C2(su)‐>Router1(Config‐if(Vlan1))#
Usage
YoucanusethiscommandinrouterglobalconfigurationmodetoenableordisablesendingICMP
redirectsgloballyontheswitch.
Youcanusethiscommandinrouterinterfaceconfigurationmodetoenableordisablesending
ICMPredirectsonlyonspecificinterfa ces.
Examples
ThisexampledisablessendingICMPredirectsontheinterfaceVLAN5.
C2(su)->router#configure
C2(su)->router(Config)#interface vlan 5
C2(su)->Router1(Config-if(Vlan 5))# no ip icmp redirect enable
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ip icmp redirect enable 19-19
show ip icmp redirect 19-20

Enterasys SecureStack C2 C2G170-24 Specifications

General

Brand	Enterasys
Model	SecureStack C2 C2G170-24
Category	Switch
Language	English