Enterasys b5

Configuring ICMP Redirects
19-18 IP Configuration
Parameters
Defaults
None.
Mode
PrivilegedEXEC:B5(su)‐>router#
Usage
Thereisalsoatraceroutecommandavailableinswitchmode.
Example
Thisexampleshowshowtousetraceroutetodisplayaroundtrippathtohost192.141.90.183.
B5(su)->router#traceroute 192.141.90.183
Traceroute to 192.141.90.183, 30 hops max, 40 byte packets
1 10.1.56.1 0.000 ms 0.000 ms 0.000 ms
2 10.1.48.254 10.000 ms 0.000 ms 0.000 ms
3 10.1.0.2 0.000 ms 0.000 ms 0.000 ms
4 192.141.89.17 0.000 ms 0.000 ms 10.000 ms
5 192.141.100.13 0.000 ms 10.000 ms 0.000 ms
6 192.141.100.6 0.000 ms 0.000 ms 10.000 ms
7 192.141.90.183 0.000 ms 0.000 ms 0.000 ms
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.
host SpecifiesahosttowhichtherouteofanIPpacketwillbetraced.
For information about... Refer to page...
ip icmp redirect enable 19-18
show ip icmp redirect 19-19