Allied Telesis AT-S94 CLI (AT-8000S Series) - Manual (Page 151)

IPv6 Addressing Commands
Page 150
ipv6 nd dad attempts
The ipv6 nd dad attempts Interface Configuration mode command configures the number of consecutive
neighbor solicitation messages that are sent on an interface while duplicate address detection is performed on the
Unicast IPv6 addresses of the interface. Use the no form of this command to return the number of messages to
the default value.
Syntax
ipv6 nd dad attempts attempts-number
no ipv6 nd dad attempts
Parameters
•
attempts-number — The number of neighbor solicitation messages. Configuring a value of 0 disables
duplicate address detection processing on the specified interface. A value of 1 configures a single
transmission without follow-up transmissions. (Range: 0 - 600)
Default Configuration
Duplicate address detection on Unicast IPv6 addresses with the sending of one neighbor solicitation message is
enabled.
Command Mode
Interface configuration (Ethernet, VLAN, Port-channel). Cannot be configured for a range of interfaces (range
context).
console# show ipv6 interface Vlan 15
Ipv6 is disabled
console# show ipv6 interface Vlan 25
Number of ND DAD attempts: 20
IP addresses Type DAD State
--------------- ---------- ----------
FE80::4 Link Local Duplicated
2031:0:130F:0:0:9C0:876A:130D/64 Static Active
console# show ipv6 interface Vlan 17
Ipv6 is enabled
Number of ND DAD attempts: 20
IP addresses Type DAD State
--------------- ---------- ----------
FE80::9C0:876A:130D Link Local Active
2031:0:130F:0:0:9C0:876A:130D/64 Static Active