Users Guide

ipv6 nd dns-server
Congures Recursive DNS Server (RDNSS) addresses to be distributed via IPv6 router advertisements to an IPv6 device.
Syntax
ipv6 nd dns-server {ipv6-RDNSS-address} {lifetime | infinite}
To remove the IPv6 RDSS conguration, use no ipv6 nd dns-server {ipv6-RDNSS-address}
{lifetime | infinite}
Parameters
ipv6-RDNSS-
address
Enter the IPv6 Recursive DNS Server’s (RDNSS) address. You can specify up to 4
IPv6 RDNSS server addresses.
lifetime Enter the lifetime in seconds. The amount of time the IPv6 host can use the IPv6
RDNSS address for name resolution. The range is 0 to 4294967295 seconds.
When you specify the maximum lifetime value of 4294967295 or infinite, the
lifetime does not expire. 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
Command History
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000–ON.
9.5(0.0) Introduced on the Z9000, S6000, S4810, S4820T, and 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
Dell(conf-if-gi-1/1)#ipv6 nd dns-server 1000::1 1
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.
IPv6 Basics
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