HP 6125G HP 6125G & 6125G/XG Blade Switches Layer 3 - IP Services Comm - Page 140

ipv6 nd ra prefix

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Parameters None Description Use ipv6 nd ra no-advlinkmtu to turn off the MTU option in RA messages. Use undo ipv6 nd ra no-advlinkmtu to restore the default. By default, RA messages contain the MTU option. Examples # Turn off the MTU option in RA messages on VLAN-interface 100. system-view [Sysname] interface vlan-interface 100 [Sysname-Vlan-interface100] ipv6 nd ra no-advlinkmtu ipv6 nd ra prefix Syntax ipv6 nd ra prefix { ipv6-prefix prefix-length | ipv6-prefix/prefix-length } valid-lifetime preferred-lifetime [ no-autoconfig | off-link ] * View undo ipv6 nd ra prefix { ipv6-prefix | ipv6-prefix/prefix-length } Interface view Default level 2: System level Parameters ipv6-prefix: Specifies the IPv6 prefix. prefix-length: Specifies the prefix length of the IPv6 address. valid-lifetime: Specifies the valid lifetime of a prefix in seconds, in the range of 0 to 4294967295. preferred-lifetime: Specifies the preferred lifetime of a prefix used for stateless autoconfiguration in seconds, in the range of 0 to 4294967295. 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: Indicates that the address with the prefix is not directly reachable on the link. If this keyword is not provided, the address with the prefix is directly reachable on the link. Description Use ipv6 nd ra prefix to configure the prefix information in RA messages. Use undo ipv6 nd ra prefix 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 with valid lifetime 2592000 seconds (30 days) and preferred lifetime 604800 seconds (seven days). Examples # Configure the prefix information for RA messages on VLAN-interface 100. 133

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133
Parameters
None
Description
Use
ipv6 nd ra no-advlinkmtu
to turn off the MTU option in RA messages.
Use
undo ipv6 nd ra no-advlinkmtu
to restore the default.
By default, RA messages contain the MTU option.
Examples
# Turn off the MTU option in RA messages on VLAN-interface 100.
<Sysname> system-view
[Sysname] interface vlan-interface 100
[Sysname-Vlan-interface100] ipv6 nd ra no-advlinkmtu
ipv6 nd ra prefix
Syntax
ipv6 nd ra prefix
{
ipv6-prefix
prefix-length
|
ipv6-prefix
/
prefix-length
}
valid-lifetime preferred-lifetime
[
no-autoconfig
|
off-link
] *
undo ipv6 nd ra prefix
{
ipv6-prefix
|
ipv6-prefix
/
prefix-length
}
View
Interface view
Default level
2: System level
Parameters
ipv6-prefix
: Specifies the IPv6 prefix.
prefix-length
: Specifies the prefix length of the IPv6 address.
valid-lifetime
: Specifies the valid lifetime of a prefix in seconds, in the range of 0 to 4294967295.
preferred-lifetime
: Specifies the preferred lifetime of a prefix used for stateless autoconfiguration in
seconds, in the range of 0 to 4294967295.
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
: Indicates that the address with the prefix is not directly reachable on the link. If this keyword is
not provided, the address with the prefix is directly reachable on the link.
Description
Use
ipv6 nd ra prefix
to configure the prefix information in RA messages.
Use
undo ipv6 nd ra prefix
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 with valid lifetime 2592000 seconds (30 days)
and preferred lifetime 604800 seconds (seven days).
Examples
# Configure the prefix information for RA messages on VLAN-interface 100.