Internet Assigned Numbers Authority

Bit Index Explicit Replication (BIER)

Created
2017-10-31
Last Updated
2024-02-02
Available Formats

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Registries included below

BIER Next Protocol Identifiers

Registration Procedure(s)
IETF Review
Reference
[RFC8296]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC8296]
1 MPLS packet with downstream-assigned label at top of stack [RFC8296]
2 MPLS packet with upstream-assigned label at top of stack [RFC8296]
3 Ethernet frame [RFC8296]
4 IPv4 packet [RFC8296]
5 OAM packet [draft-ietf-bier-ping]
6 IPv6 packet [RFC8296]
7 Payload is VXLAN encapsulated (no IP/UDP header) [RFC-ietf-bier-evpn-14]
8 Payload is NVGRE encapsulated (no IP header) [RFC-ietf-bier-evpn-14]
9 Payload is GENEVE encapsulated (no IP/UDP header) [RFC-ietf-bier-evpn-14]
10-62 Unassigned
63 Reserved [RFC8296]

BIER Algorithm

Expert(s)
Les Ginsberg, Chris Hopps
Reference
[RFC8401][RFC9272]
Available Formats

CSV
Range Registration Procedures
0-127 Standards Action
128-239 Specification Required
240-254 Private or Experimental Use
Value Description Reference
0 No BIER specific algorithm is used [RFC8401]
1-239 Unassigned
240-254 Reserved for Private or Experimental Use [RFC8401][RFC9272]
255 Reserved [RFC8401]