Ipv6 Unreachables - Dell PowerConnect 3524 Cli Reference Manual

Example
The following example assigns FE80::260:3EFF:FE11:6770 as the link-local address.
Console# Console (config)# interface g1
Console (config-if)# ipv6 address FE80::260:3EFF:FE11:6770 link-
local

ipv6 unreachables

The ipv6 unreachables Interface Configuration mode command enables the generation of Internet
Control Message Protocol for IPv6 (ICMPv6) unreachable messages for any packets arriving on a
specified interface. Use the no form of this command to prevent the generation of unreachable messages.
Syntax
• ipv6 unreachables
• no ipv6 unreachables
Default Configuration
ICMP unreachable messages are sent by default.
Command Mode
Interface configuration mode (Ethernet, VLAN, Port-channel).
User Guidelines
• If a packet addressed to one of the interface's IP address with TCP/UDP port not assigned is received,
and ICMP unreachable messages is enabled, the device sends an ICMP unreachable message. To
disable sending ICMP unreachable messages on the interface, use the no ipv6 unreachables command
Example
The following example enables the generation of Internet Control Message Protocol for IPv6 (ICMPv6)
unreachable messages for any packets arriving on interface g1.
Console# Console (config)# interface g1
Console (config-if)# ipv6 unreachables
218
IPv6 Addressing