Which command enables IPv6 forwarding on a Cisco router?

A.
ipv6 local

B.
ipv6 host

C.
ipv6 unicast-routing

D.
ipv6 neighbor

Explanation:
to enable IPv6 routing on the Cisco router use the following command:
ipv6 unicast-routing
If this command is not recognized, your version of IOS does not support IPv6.