Service Manual

ipv6 nd dad attempts
To perform duplicate address detection (DAD) on an interface, configure the number of neighbor solicitation messages that are
sent.
Syntax
ipv6 nd dad attempts {number of attempts}
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)
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
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
This guide is platform-specific. For command information about other platforms, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.8(1.0) Introduced on the Z9100–ON.
IPv6 Basics 763