Deployment Guide

A value of 0 indicates to the host that the RDNSS address should not be used. You must
specify a lifetime using the lifetime or infinite parameter.
innite Enter the keyword infinite to specify that the RDNSS lifetime does not expire.
Defaults Not Congured
Command Modes INTERFACE CONFIG
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.5(0.0) Introduced on the MXL.
Usage Information Use this command to add, edit, or delete an IPv6 RDNSS address and lifetime value. You can congure up to four
IPv6 RDNSS addresses. You must specify a lifetime using the lifetime or innite parameter.
Example
ipv6 nd prex
Specify which IPv6 prexes are included in Neighbor Advertisements.
Syntax
ipv6 nd prefix {ipv6-prefix | prefix-length | default} [no-advertise] | [no-
autoconfig] [no-rtr-address] [off-link] [lifetime {valid | infinite} {preferred
| infinite}]
Parameters
ipv6-prex Enter an IPv6 prex.
prex-length Enter the prex then the prex length. The length range is from 0 to 128.
default Enter the keyword default to set default parameters for all prexes.
no-advertise Enter the keyword no-advertise to prevent the specied prex from being
advertised.
no-autocong Enter the keywords no-autoconfig to disable Stateless Address Autoconguration.
no-rtr-address Enter the keyword no-rtr-address to exclude the full router address from router
advertisements (the R bit is not set).
o-link Enter the keywords off-link to advertise the prex without stating to recipients that
the prex is either on-link or o-link.
valid-lifetime |
innite
Enter the amount of time that the prex is advertised, or enter infinite for an
unlimited amount of time. The range is from 0 to 4294967295. The default is 2592000.
The maximum value means that the preferred lifetime does not expire for the valid-life
time parameter.
preferred-lifetime |
innite
Enter the amount of time that the prex is preferred, or enter infinite for an unlimited
amount of time. The range is from 0 to 4294967295. The default is 2592000. The
maximum value means that the preferred lifetime and does not expire.
Command Modes INTERFACE
Supported Modes Full–Switch
652 IPv6 Basics