Users Guide

Layer 3 Routing Commands 1581
ipv6 unicast-routing
Use the ipv6 unicast-routing command in Global Configuration mode to
enable forwarding of IPv6 unicast datagrams.
Syntax
ipv6 unicast-routing
no ipv6 unicast-routing
Default Configuration
Disabled is the default configuration.
Command Mode
Global Configuration mode
User Guidelines
This command has no user guidelines.
Example
The following example globally enables Ipv6 unicast datagram forwarding.
console(config)#ipv6 unicast-routing
console(config)#no ipv6 unicast-routing
ipv6 unreachables
Use the ipv6 unreachables command to enable the generation of ICMPv6
Destination Unreachable messages. Use the no form of this command to
prevent the generation of ICMPv6 Destination Unreachable messages.
Syntax
ipv6 unreachables
no ipv6 unreachables
Default Configuration
ICMPv6 Destination Unreachable messages are enabled by default.