Administrator Guide

Layer 3 Routing Commands 1625
Syntax
ipv6 unreachables
no ipv6 unreachables
Default Configuration
ICMPv6 Destination Unreachable messages are enabled by default.
Command Mode
Interface Configuration (VLAN) mode
User Guidelines
There are no user guidelines for this command.
Example
console(config-if-vlan10)#ipv6 unreachables
show ipv6 brief
Use the show ipv6 brief command in Privileged Exec mode to display the
IPv6 status of forwarding mode and IPv6 unicast routing mode.
Syntax
show ipv6 brief
Default Configuration
This command has no default configuration.
Command Mode
Privileged Exec mode, Configuration mode and all Configuration submodes
User Guidelines
This command has no user guidelines.
2CSNXXX_SWUM204.book Page 1625 Monday, January 25, 2016 1:25 PM