Fortinet 548B Administration Manual page 563

10.3.2.15 ipv6 nd ra-lifetime
This command sets the value, in seconds, that is placed in the Router Lifetime field of the router
advertisements sent from the interface. The <lifetime> value must be zero, or it must be an integer
between the value of the router advertisement transmission interval and 9000. A value of zero means
this router is not to be used as the default router.
Syntax
ipv6 nd ra-lifetime <lifetime>
no ipv6 nd ra-lifetime
no – This command resets router lifetime to the default value.
Default Setting
1800
Command Mode
Interface Config
10.3.2.16 ipv6 nd reachable-time
This command sets the router advertisement time to consider a neighbor reachable after neighbor
discovery confirmation. Reachable time is specified in milliseconds. A value of zero means the time is
unspecified by the router.
Syntax
ipv6 nd reachable-time <0 - 4294967295>
no ipv6 nd reachable-time
no – This command means reachable time is unspecified for the router.
Default Setting
0
Command Mode
Interface Config
10.3.2.17 ipv6 nd suppress-ra
This command suppresses router advertisement transmission on an interface.
Syntax
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