Drops packets destined for IPv6 subnet-router anycast addresses.
By default, packets destined for IPv6 subnet-router anycast addresses are allowed.
Global configuration mode
When you have previously used the ipv6 subnet-zero drop command to drop packets destined for IPv6 subnet-router anycast addresses, use the no form of the command to restore the default configuration and allow IPv6 subnet anycast address traffic.
The following example configures dropping packets destined for IPv6 subnet anycast addresses.
device# configure terminal device(config)# ipv6 subnet-zero drop