Value,Name,Reference
0,RPF Vector TLV,[RFC5496]
1,MVPN Join Attribute,[RFC6513]
2,MT-ID Join Attribute,[RFC6420]
3,Pop-Count,[RFC6807]
4,Explicit RPF Vector,[RFC7891]
5,Transport Attribute,[RFC8059]
6,Receiver RLOC Attribute,[RFC8059]
7-63,Unassigned,