Alcatel-Lucent 7450 ESS Series Configuration Manual page 174

Router Advertisement Commands
enabled
Default
on-link
[no] on-link
Syntax
config>router>router-advert>if>prefix
Context
This command specifies whether the prefix can be used for onlink determination.
Description
enabled
Default
preferred-lifetime
[no] preferred-lifetime {seconds | infinite}
Syntax
config>router>router-advert>if
Context
This command configures the remaining length of time in seconds that this prefix will continue to be
Description
preferred, such as, time until deprecation. The address generated from a deprecated prefix should not
be used as a source address in new communications, but packets received on such an interface are
processed as expected.
604800
Default
seconds — Specifies the remaining length of time in seconds that this prefix will continue to be
Parameters
infinite — Specifies that the prefix will always be preferred. A value of 4,294,967,295 represents
valid-lifetime
valid-lifetime {seconds | infinite}
Syntax
config>router>router-advert>if
Context
This command specifies the length of time in seconds that the prefix is valid for the purpose of on-
Description
link determination. A value of all one bits (0xffffffff) represents infinity.
The address generated from an invalidated prefix should not appear as the destination or source
address of a packet.
2592000
Default
seconds — Specifies the remaining length of time in seconds that this prefix will continue to be valid.
Parameters
infinite — Specifies that the prefix will always be valid. A value of 4,294,967,295 represents
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preferred.
infinity.
infinity.
7450 ESS OS Router Configuration Guide