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Parameter prefix-length: Prefix length of an IPv6 address.
ipv6-prefix: IPv6 address prefix.
valid-lifetime: Valid lifetime of a prefix in seconds, in the range of 0 to
4,294,967,295.
preferred-lifetime: Preferred lifetime of a prefix used for stateless
autoconfiguration in seconds, in the range of 0 to 4,294,967,295.
no-autoconfig: Specifies a prefix not to be used for stateless autoconfiguration. If
this keyword is not provided, the prefix is used for stateless autoconfiguration.
off-link: Specifies the address with the prefix not to be directly reachable on the
link. If this keyword is not provided, the address with the prefix is directly
reachable on the link.
Description Use the
ipv6 nd ra prefix command to configure the prefix information in RA
messages.
Use the
undo ipv6 nd ra prefix command to remove the prefix information
from RA messages.
By default, no prefix information is configured in RA messages and the IPv6
address of the interface sending RA messages is used as the prefix information.
Example # Configure the prefix information for RA messages on Ethernet1/0.
<Sysname> system-view
[Sysname] interface ethernet 1/0
[Sysname-Ethernet1/0] ipv6 nd ra prefix 2001:10::100/64 100 10
ipv6 nd ra router-lifetime
Syntax ipv6 nd ra router-lifetime value
undo ipv6 nd ra router-lifetime
View Interface view
Parameter time: Router lifetime in seconds, in the range of 0 to 9,000. When it is set to 0, the
device does not serve as the default router.
Description Use the
ipv6 nd ra router-lifetime command to configure the router lifetime in
RA messages.
Use the
undo ipv6 nd ra router-lifetime command to restore the default
configuration.
By default, the router lifetime in RA messages is 1,800 seconds.