Value,Description,MP,Reference
0-3,Unassigned,,
4,Link Local/Remote Identifiers,n,[RFC5307]
5,Unassigned,,
6,IPv4 interface address,n,[RFC5305]
7,Unassigned,,
8,IPv4 neighbor address,n,[RFC5305]
9-11,Unassigned,,
12,IPv6 Interface Address,n,[RFC6119]
13,IPv6 Neighbor Address,n,[RFC6119]
14-255,Unassigned,,