Administrator Guide

Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
ipv6 nd dns-server
Configures 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 configuration, 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.
infinite Enter the keyword infinite to specify that the RDNSS
lifetime does not expire.
Defaults Not Configured
Command
Modes
INTERFACE CONFIG
Command
History
Version 9.5(0.0) Added support for roles on the Z9000.
Added support for roles on the S6000.
Added support for roles on the S4820T.
Added support for roles on the S4810.
Added support for roles on the MXL.
Usage
Information
Use this command to add, edit, or delete an IPv6 RDNSS address and lifetime value.
You can configure up to four IPv6 RDNSS addresses. You must specify a lifetime
using the lifetime or infinite parameter.
812
IPv6 Basics