RIP IPv6 Cisco IOS
From Teknologisk videncenter
Configuring IPv6 RIPng
IPv4/IPv6 Dualstack example
ipv6 unicast-routing
!
interface FastEthernet0/1
ip address 10.14.0.2 255.255.255.0
ipv6 address 2001:10:14::2/64
ipv6 rip RIP-Name Enable
!