S
UMMIT
S
WITCH
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NSTALLATION
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G
UIDE
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C
ONFIGURING
IP U
NICAST
R
OUTING
Table 9-4
describes the commands used to conÞgure the ICMP protocol.
Table 9-4: 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
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 <name> | all}
Disables the generation of ICMP redirects on
one or more VLANs.
disable icmp unreachables
Disables the generation of ICMP unreachable
messages on one or more VLANs.
disable icmp useredirects
Disables the changing of routing table
information when an ICMP redirect message
is received.
SUMMIT.BK Page 9 Thursday, September 25, 1997 12:33 PM
