Extreme Networks Summit1 - Manual (Page 144)

9-14 S UMMIT S WITCH I NSTALLATION AND U SER G UIDE
IP U NICAST R OUTING
Table 9-3 describes the commands used to configure the ICMP protocol.
Table 9-3: ICMP Configuration Commands
Command Description
enable icmp redirects {vlan | all} Enables generation of ICMP redirect messages
on one or more VLANs. The default setting is
enabled.
enable icmp unreachables {vlan | all} Enables the generation of ICMP unreachable
messages on one or more VLANs. The default
setting is enabled.
enable icmp useredirects Enables the modification of route table
information when an ICMP redirect message
is received. The default setting is disabled.
enable irdp {vlan | all} Enables the generation of ICMP router
advertisement messages on one or more
VLANs. The default setting is enabled.
config irdp [multicast | broadcast] Configures the destination address of the
router advertisement messages. The default
setting is multicast.
config irdp
Configures the router advertisement message
timers, using seconds. Specify:
■ mininterval — The minimum amount of
time between router advertisements. The
default setting is 450 seconds.
■ maxinterval — The maximum time
between router advertisements. The default
setting is 600 seconds.
■ lifetime — The default setting is 1,800
seconds.
■ preference — The preference level of
the router. An IRDP client always uses the
router with the highest preference level.
Change this setting to encourage or
discourage the use of this router. The
default setting is 0.
unconfig icmp Resets all ICMP settings to the default values.
unconfig irdp Resets all router advertisement settings to the
default values.
disable icmp redirects {vlan | all} Disables the generation of ICMP redirects on
one or more VLANs.
Summit.bk : 9ROUT.FM Page 14 Thursday, June 18, 1998 9:27 AM