Value,Description,Reference
0,Base IPv6 Unicast AF,[RFC5838]
1-31,Base IPv6 Unicast AF dependent on local policy,[RFC5838]
32,Base IPv6 Multicast,[RFC5838]
33-63,IPv6 Multicast AFs dependent on local policy,[RFC5838]
64,Base IPv4 Unicast AF,[RFC5838]
65-95,IPv4 Unicast AFs dependent on local policy,[RFC5838]
96,Base IPv4 Multicast,[RFC5838]
97-127,IPv4 Multicast AFs dependent on local policy,[RFC5838]
128-191,Unassigned,
192-255,Reserved for Private Use,[RFC6969]