Configuring DHCP/BOOTP Relay 8-9
Table 8-4 describes the commands used to configure the ICMP protocol.
disable rip splithorizon Disables split horizon.
disable rip poisonreverse Disables poison reverse.
disable rip triggerupdate Disables triggered updates
disable rip exportstatic Disables the filtering of static routes.
unconfig rip {vlan <name> | all} Resets all RIP parameters to the default VLAN. Does not
change the enable/disable state of the RIP settings.

Table 8-3 RIP Configuration Commands (continued)

Command Description

Table 8-4 ICMP Configuration Commands

Command Description
enable icmp redirects {vlan <name> |
all} Enables generation of ICMP redirect messages on one or
more VLANs. The default setting is enabled.
enable icmp unreachables {vlan <name> |
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 <name> | 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 broadcast.
config irdp <mininterval>
<maxinterval> <lifetime> <preference> 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.
(continued)
SW9000.BK Page 9 Wednesday, April 1, 1998 11:00 AM