Internet Assigned Numbers Authority

Post-Stack First Nibble

Created
2024-12-16
Last Updated
2024-12-16
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Registry included below

Post-Stack First Nibble

Registration Procedure(s)
Standards Action
Reference
[RFC-ietf-mpls-1stnibble-13]
Available Formats

CSV
Protocol Value Description Reference
DetNet 0x0 DetNet Control Word [RFC8964]
NSH 0x0 NSH (Network Service Header) Base Header, payload [RFC8300]
PW 0x0 PW Control Word [RFC4385]
DetNet 0x1 DetNet Associated Channel [RFC9546]
MPLS 0x1 MPLS Generic Associated Channel [RFC5586]
PW 0x1 PW Associated Channel [RFC4385]
NSH 0x2 NSH Base Header, OAM [RFC8300]
0x3 Unassigned
0x4 Reserved [RFC-ietf-mpls-1stnibble-13]
BIER 0x5 BIER Header [RFC8296]
0x6 Reserved [RFC-ietf-mpls-1stnibble-13]
0x7-0xF Unassigned