Alcatel-Lucent 7750 SR Manual page 1279

autonomous
Syntax [no] autonomous
Context config>service>vprn>router-advert>if>prefix
Description This command specifies whether the prefix can be used for stateless address autoconfiguration.
Default
enabled
on-link
Syntax [no] on-link
Context config>service>vprn>router-advert>if>prefix
Description
This command specifies whether the prefix can be used for onlink determination.
Default enabled
preferred-lifetime
Syntax [no] preferred-lifetime {seconds | infinite}
Context config>service>vprn>router-advert>if
Description
This command configures the remaining length of time in seconds that this prefix will continue to be
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.
Default
604800
Parameters
seconds — Specifies the remaining length of time in seconds that this prefix will continue to be
infinite — Specifies that the prefix will always be preferred. A value of 4,294,967,295 represents
7750 SR OS Services Guide
preferred.
infinity.
Virtual Private Routed Network Services
Page 1279