* RIPng
	* interface list (authentication ?, etc)
	* best nexthop selection.
	* traceoptions control (Packet, etc)

* BGP4+
	* Capability Negotiation
	* BGP4+ (IPv6) over TCPv4.
		nexthop solution ?
	* Route Reflector (BGP4+)
	* BGP Community (BGP4+)
	* private AS truncate (to gated3.5).
		change private AS list (add, delete, similarly matians).
	* next hop problem (selection)

* OSPFv6 ?
