Service Function Chaining (SFC) Active Operations, Administration, and Maintenance (OAM)

Registries included below

SFC Active OAM Message Types

Range	Registration Procedures
0-31	IETF Review
32-62	First Come First Served

Registration Procedure(s)

Standards Action

Reference

[RFC9516]

Available Formats

CSV

Bit Number	Description	Reference
0-15	Unassigned

Value	Description	Reference
0	Reserved	[RFC9516]
1	SFC Echo Request	[RFC9516]
2	SFC Echo Reply	[RFC9516]
3	SFP Consistency Verification Request	[RFC9516]
4	SFP Consistency Verification Reply	[RFC9516]
5-239	Unassigned
240-251	Reserved for Experimental Use	[RFC9516]
252-254	Reserved for Private Use	[RFC9516]
255	Reserved	[RFC9516]

Value	Description	Reference
0	Reserved	[RFC9516]
1	Do Not Reply	[RFC9516]
2	Reply via an IPv4/IPv6 UDP Packet	[RFC9516]
3	Unassigned
4	Reply via Specified Path	[RFC9516]
5	Reply via an IPv4/IPv6 UDP Packet with the data integrity protection	[RFC9516]
6	Unassigned
7	Reply via Specified Path with the data integrity protection	[RFC9516]
8-239	Unassigned
240-251	Reserved for Experimental Use	[RFC9516]
252-254	Reserved for Private Use	[RFC9516]
255	Reserved	[RFC9516]

Value	Description	Reference
0	No Error	[RFC9516]
1	Malformed Echo Request received	[RFC9516]
2	One or more of the TLVs was not understood	[RFC9516]
3	Authentication failed	[RFC9516]
4	SFC TTL Exceeded	[RFC9516]
5	End of the SFP	[RFC9516]
6	Reply Service Function Path TLV is missing	[RFC9516]
7	Reply SFP was not found	[RFC9516]
8	Unverifiable Reply Service Function Path	[RFC9516]
9-251	Unassigned
252-254	Reserved for Private Use	[RFC9516]
255	Reserved	[RFC9516]

Value	Description	Reference
0	Reserved	[RFC9516]
1	Source ID TLV	[RFC9516]
2	Errored TLVs	[RFC9516]
3	Reply Service Function Path Type	[RFC9516]
4	SFF Information Record Type	[RFC9516]
5	SF Information	[RFC9516]
6-239	Unassigned
240-251	Reserved for Experimental Use	[RFC9516]
252-254	Reserved for Private Use	[RFC9516]
255	Reserved	[RFC9516]