CLI Guide

To restore the default value, use the no ipv6 nd dad attempts command.
Parameters
number of attempts Enter the number of attempts to be made to detect a duplicate address. The range is
from 0 to 15. Setting the value to 0 disables DAD on the interface.
Default 3 attempts
Command Modes INTERFACE (management interface only)
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
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
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
650 IPv6 Basics