Type,NLRI TLV Type,Reference
0,Reserved,[RFC-ietf-idr-bgp-car-16]
1,Label,[RFC-ietf-idr-bgp-car-16]
2,Label Index,[RFC-ietf-idr-bgp-car-16]
3,SRv6 SID,[RFC-ietf-idr-bgp-car-16]
4-64,Unassigned,