1022 IPv6 Routing Commands
Default Configuration
The default MTU is 1500.
Command Mode
Interface Configuration (VLAN, Tunnel, Loopback) mode
User Guidelines
This command has no user guidelines.
Example
The following example sets the maximum transmission unit (MTU) size, in
bytes, of IPv6 packets.
console(config)#interface vlan 15
console(config-if-vlan15)#ipv6 mtu 1300
ipv6 nd dad attempts
Use the ipv6 nd dad attempts command in Interface Configuration mode to
set the number of duplicate address detection probes transmitted while doing
neighbor discovery. Duplicate address detection verifies that an IPv6 address
on an interface is unique.
Syntax
ipv6 nd dad attempts <
value
>
no ipv6 nd dad attempts
Parameter Description
Default Configuration
The default value for attempts is 1.
Parameter Description
value
Probes transmitted. (Range: 0-600)
2CSPC4.XCT-SWUM2XX1.book Page 1022 Monday, October 3, 2011 11:05 AM