Generic Associated Channel (G-ACh) Parameters

Created: 2014-02-07
Last Updated: 2024-10-28
Available Formats: XML
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Registries included below

MPLS Generalized Associated Channel (G-ACh) Types (including Pseudowire Associated Channel Types)
G-ACh Advertisement Protocol Application Registry
G-ACh Advertisement Protocol: GAP TLV Objects (Application ID 0)
G-ACh Advertisement Protocol: Ethernet Interface Parameters
CC/CV MEP-ID TLV Registry
Measurement Timestamp Type
Loss/Delay Measurement Control Code: Query Codes
Loss/Delay Measurement Control Code: Response Codes
MPLS Loss/Delay Measurement TLV Object
Return Path Sub-TLV Type
MPLS Fault OAM Message Type Registry
MPLS Fault OAM Flag Registry
MPLS Fault OAM TLV Registry
MPLS PSC Request Registry
MPLS PSC TLV Registry
MPLS PSC Capability Flag Registry
MPLS RTM TLV Registry
- MPLS RTM Sub-TLV Registry
MPLS-TP DHC TLVs
MPLS RPS Request Code Registry

MPLS Generalized Associated Channel (G-ACh) Types (including Pseudowire Associated Channel Types)

Registration Procedure(s)

IETF Review

Reference

[RFC4385][RFC5586][RFC Errata 1940][RFC7026][RFC7214]

Available Formats

CSV

Value	Description	Reference
0x0000	Reserved
0x0001	Management Communication Channel (MCC)	[RFC5718]
0x0002	Signaling Communication Channel (SCC)	[RFC5718]
0x0003-0x0006	Unassigned
0x0007	BFD Control, PW-ACH encapsulation (without IP/UDP Headers)	[RFC5885]
0x0008	S-BFD Control, PW-ACH/L2SS encapsulation (without IP/UDP Headers)	[RFC7885]
0x0009	MPLS-TP Dual-Homing Coordination message	[RFC8185]
0x000A	MPLS Direct Loss Measurement (DLM)	[RFC6374]
0x000B	MPLS Inferred Loss Measurement (ILM)	[RFC6374]
0x000C	MPLS Delay Measurement (DM)	[RFC6374]
0x000D	MPLS Direct Loss and Delay Measurement (DLM+DM)	[RFC6374]
0x000E	MPLS Inferred Loss and Delay Measurement (ILM+DM)	[RFC6374]
0x000F	Residence Time Measurement	[RFC8169]
0x0010	Time Bucket Jitter Measurement	[RFC9571]
0x0011	Multi-packet Delay Measurement	[RFC9571]
0x0012	Average Delay Measurement	[RFC9571]
0x0013-0x0020	Unassigned
0x0021	Associated Channel carries an IPv4 packet	[RFC4385]
0x0022	MPLS-TP CC message	[RFC6428]
0x0023	MPLS-TP CV message	[RFC6428]
0x0024	Protection State Coordination Protocol - Channel Type (PSC-CT)	[RFC6378]
0x0025	On-Demand CV	[RFC6426]
0x0026	LI	[RFC6435]
0x0027	PW OAM Message	[RFC6478]
0x0028	MAC Withdraw OAM Message	[RFC7769]
0x0029	PW Status Refresh Reduction	[RFC8237]
0x002A	Ring Protection Switching (RPS) Protocol	[RFC8227]
0x002B-0x0056	Unassigned
0x0057	Associated Channel carries an IPv6 packet	[RFC4385]
0x0058	Fault OAM	[RFC6427]
0x0059	G-ACh Advertisement Protocol	[RFC7212]
0x005A-0x7FF7	Unassigned
0x7FF8-0x7FFF	Reserved for Experimental Use	[RFC5586]
0x8000-0x8901	Unassigned
0x8902	G.8113.1 OAM	[RFC6671]
0x8903-0xFFFF	Unassigned

G-ACh Advertisement Protocol Application Registry

Registration Procedure(s)

IETF Review

Reference

[RFC7212][RFC7214]

Available Formats

CSV

Application ID	Description	Reference
0x0000	G-ACh Advertisement Protocol	[RFC7212]
0x0001	Ethernet Interface Parameters	[RFC7213]
0x0002-0xFFFF	Unassigned

G-ACh Advertisement Protocol: GAP TLV Objects (Application ID 0)

Registration Procedure(s)

IETF Review

Reference

[RFC7212][RFC7214]

Available Formats

CSV

Type ID	Type Name	Reference
0	Source Address	[RFC7212]
1	GAP Request	[RFC7212]
2	GAP Flush	[RFC7212]
3	GAP Suppress	[RFC7212]
4	GAP Authentication	[RFC7212]
5-255	Unassigned

G-ACh Advertisement Protocol: Ethernet Interface Parameters

Registration Procedure(s)

IETF Review or IESG Approval

Reference

[RFC7213][RFC7214]

Available Formats

CSV

Type ID	Type Name	Reference
0	Source MAC Address	[RFC7213]
1	Maximum Frame Size	[RFC7213]
2-255	Unassigned

CC/CV MEP-ID TLV Registry

Registration Procedure(s)

Standards Action

Reference

[RFC6428][RFC7214]

Available Formats

CSV

Value	Name	Reference
0	Section MEP-ID	[RFC6428]
1	LSP MEP-ID	[RFC6428]
2	PW MEP-ID	[RFC6428]
3-255	Unassigned

Measurement Timestamp Type

Registration Procedure(s)

IETF Review

Reference

[RFC6374][RFC7214]

Available Formats

CSV

Type	Description	Size in Bits	Reference
0	Null Timestamp	64	[RFC6374]
1	Sequence Number	64	[RFC6374]
2	Network Time Protocol version 4 64-bit Timestamp	64	[RFC6374]
3	Truncated IEEE 1588v2 PTP Timestamp	64	[RFC6374]
4-15	Unassigned

Loss/Delay Measurement Control Code: Query Codes

Registration Procedure(s)

IETF Review

Reference

[RFC6374][RFC7214]

Available Formats

CSV

Code	Description	Reference
0x0	In-band Response Requested	[RFC6374]
0x1	Out-of-band Response Requested	[RFC6374]
0x2	No Response Requested	[RFC6374]
0x3-0xFF	Unassigned

Loss/Delay Measurement Control Code: Response Codes

Registration Procedure(s)

IETF Review

Reference

[RFC6374][RFC7214]

Note

Values 0x0-0xF are reserved for non-error response codes; please 
refer to Section 4.1 of [RFC6374]
for guidelines.

Available Formats

CSV

Code	Description	Reference
0x0	Reserved	[RFC6374]
0x1	Success	[RFC6374]
0x2	Data Format Invalid	[RFC6374]
0x3	Initialization in Progress	[RFC6374]
0x4	Data Reset Occurred	[RFC6374]
0x5	Resource Temporarily Unavailable	[RFC6374]
0x6-0xF	Unassigned
0x10	Unspecified Error	[RFC6374]
0x11	Unsupported Version	[RFC6374]
0x12	Unsupported Control Code	[RFC6374]
0x13	Unsupported Data Format	[RFC6374]
0x14	Authentication Failure	[RFC6374]
0x15	Invalid Destination Node Identifier	[RFC6374]
0x16	Connection Mismatch	[RFC6374]
0x17	Unsupported Mandatory TLV Object	[RFC6374]
0x18	Unsupported Query Interval	[RFC6374]
0x19	Administrative Block	[RFC6374]
0x1A	Resource Unavailable	[RFC6374]
0x1B	Resource Released	[RFC6374]
0x1C	Invalid Message	[RFC6374]
0x1D	Protocol Error	[RFC6374]
0x1E-0xFF	Unassigned

MPLS Loss/Delay Measurement TLV Object

Registration Procedure(s)

IETF Review

Reference

[RFC6374][RFC7214]

Note

Types 0-127 are classified as Mandatory, and Types 128-255 are classified as Optional.

Available Formats

CSV

Code	Description	Reference
0	Padding - copy in response	[RFC6374]
1	Return Address	[RFC6374]
2	Session Query Interval	[RFC6374]
3	Loopback Request	[RFC6374]
4	Synonymous Flow Label	[RFC9571]
5	Return Path	[RFC-ietf-mpls-rfc6374-sr-17]
6	Block Number	[RFC-ietf-mpls-rfc6374-sr-17]
7-126	Unassigned
127	Experimental use	[RFC6374]
128	Padding - do not copy in response	[RFC6374]
129	Destination Address	[RFC6374]
130	Source Address	[RFC6374]
131	UDP Return	[RFC7876]
132-254	Unassigned
255	Experimental use	[RFC6374]

Return Path Sub-TLV Type

Reference: [RFC-ietf-mpls-rfc6374-sr-17]
Available Formats: CSV

Range	Registration Procedures
1-175	IETF Review
176-239	First Come First Served
240-251	Experimental Use
252-254	Private Use

Value	Description	Reference
0	Reserved	[RFC-ietf-mpls-rfc6374-sr-17]
1	MPLS Label Stack of the Return Path	[RFC-ietf-mpls-rfc6374-sr-17]
2-239	Unassigned
240-251	Reserved for Experimental Use	[RFC-ietf-mpls-rfc6374-sr-17]
252-254	Reserved for Private Use	[RFC-ietf-mpls-rfc6374-sr-17]
255	Reserved	[RFC-ietf-mpls-rfc6374-sr-17]

MPLS Fault OAM Message Type Registry

Registration Procedure(s)

Standards Action

Reference

[RFC6427][RFC7214]

Available Formats

CSV

Msg Type	Description	Reference
0	Reserved	[RFC6427]
1	Alarm Indication Signal (AIS)	[RFC6427]
2	Lock Report (LKR)	[RFC6427]
3-251	Unassigned
252-255	Reserved for Experimental Use	[RFC6427]

MPLS Fault OAM Flag Registry

Registration Procedure(s)

Standards Action

Reference

[RFC6427][RFC7214]

Available Formats

CSV

Bit	Hex	Description	Reference
0-5		Unassigned
6	0x2	L-Flag	[RFC6427]
7	0x1	R-Flag	[RFC6427]

MPLS Fault OAM TLV Registry

Expert(s)

Unassigned

Reference

[RFC6427][RFC7214]

Available Formats

CSV

Range	Registration Procedures
0-191	Standards Action
192-247	Specification Required

Value	TLV Name	Reference
0	Reserved	[RFC6427]
1	Interface Identifier TLV	[RFC6427]
2	Global Identifier	[RFC6427]
3-247	Unassigned
248-255	Reserved for Experimental Use	[RFC6427]

MPLS PSC Request Registry

Registration Procedure(s)

Standards Action

Reference

[RFC6378][RFC7214]

Available Formats

CSV

Value	Description	Reference
0	No Request	[RFC6378]
1	Do-not-Revert	[RFC6378]
2	Reverse Request	[RFC7271]
3	Exercise	[RFC7271]
4	Wait-to-Restore	[RFC6378]
5	Manual Switch	[RFC6378]
6	Unassigned
7	Signal Degrade	[RFC6378]
8-9	Unassigned
10	Signal Fail	[RFC6378]
11	Unassigned
12	Forced Switch	[RFC6378]
13	Unassigned
14	Lockout of protection	[RFC6378]
15	Unassigned

MPLS PSC TLV Registry

Registration Procedure(s)

IETF Review

Reference

[RFC6378][RFC7214]

Available Formats

CSV

Value	Description	Reference
0	Reserved, not to be allocated	[RFC6378][RFC7324]
1	Capabilities	[RFC7271]
2-65535	Unassigned

MPLS PSC Capability Flag Registry

Registration Procedure(s)

Standards Action

Reference

[RFC7271]

Available Formats

CSV

Bit	Hex Value	Capability	Reference
0	0x80000000	priority modification	[RFC7271]
1	0x40000000	non-revertive behavior modification	[RFC7271]
2	0x20000000	support of MS-W command	[RFC7271]
3	0x10000000	support of protection against SD	[RFC7271]
4	0x08000000	support of EXER command	[RFC7271]
5-31		Unassigned

MPLS RTM TLV Registry

Reference: [RFC8169]
Available Formats: CSV

Range	Registration Procedures
0-127	IETF Review
128-191	First Come First Served

Value	Description	Reference
0	Reserved	[RFC8169]
1	No payload	[RFC8169]
2	PTPv2, Ethernet encapsulation	[RFC8169]
3	PTPv2, IPv4 encapsulation	[RFC8169]
4	PTPv2, IPv6 encapsulation	[RFC8169]
5	NTP	[RFC8169]
6-191	Unassigned
192-254	Reserved for Private Use	[RFC8169]
255	Reserved	[RFC8169]

MPLS RTM Sub-TLV Registry

Reference: [RFC8169]
Available Formats: CSV

Range	Registration Procedures
0-127	IETF Review
128-191	First Come First Served

Value	Description	Reference
0	Reserved	[RFC8169]
1	PTP	[RFC8169]
2-191	Unassigned
192-254	Reserved for Private Use	[RFC8169]
255	Reserved	[RFC8169]

MPLS-TP DHC TLVs

Registration Procedure(s)

IETF Review

Reference

[RFC8185]

Available Formats

CSV

Type	Description	Length	Reference
0x0000	Reserved		[RFC8185]
0x0001	PW Status	20 bytes	[RFC8185]
0x0002	Dual-Node Switching	16 bytes	[RFC8185]
0x0003-0xFFFF	Unassigned

MPLS RPS Request Code Registry

Registration Procedure(s)

Specification Required

Expert(s)

Weiqiang Cheng, Jie Dong

Reference

[RFC8227]

Available Formats

CSV

Value	Description	Reference
0	No Request (NR)	[RFC8227]
1	Reverse Request (RR)	[RFC8227]
2	Unassigned
3	Exercise (EXER)	[RFC8227]
4	Unassigned
5	Wait-to-Restore (WTR)	[RFC8227]
6	Manual Switch (MS)	[RFC8227]
7-10	Unassigned
11	Signal Fail (SF)	[RFC8227]
12	Unassigned
13	Forced Switch (FS)	[RFC8227]
14	Unassigned
15	Lockout of Protection (LP)	[RFC8227]
16-254	Unassigned
255	Reserved	[RFC8227]