Pseudowire Name Spaces (PWE3)

Created: 2005-12-12
Last Updated: 2022-12-01
Available Formats: XML
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Plain text

Registries included below

MPLS Pseudowire Types Registry

Expert(s)

Stewart Bryant, Andrew Malis, Matthew Bocci

Reference

[RFC4446]

Note

When this registry is modified, the YANG module [iana-pseudowire-types]
must be updated as defined in [RFC9291].

Available Formats

CSV

Range	Registration Procedures	Note
31-1024	Expert Review
1025-4096	IETF Review
4097-32766	First Come First Served	reserved for vendor proprietary extensions
32767	IETF Review

PW Type	Description	Reference
0x0001	Frame Relay DLCI ( Martini Mode )	[RFC4619]
0x0002	ATM AAL5 SDU VCC transport	[RFC4717]
0x0003	ATM transparent cell transport	[RFC4717]
0x0004	Ethernet Tagged Mode	[RFC4448]
0x0005	Ethernet	[RFC4448]
0x0006	HDLC	[RFC4618]
0x0007	PPP	[RFC4618]
0x0008	SONET/SDH Circuit Emulation Service Over MPLS Encapsulation	[RFC5143]
0x0009	ATM n-to-one VCC cell transport	[RFC4717]
0x000A	ATM n-to-one VPC cell transport	[RFC4717]
0x000B	IP Layer2 Transport	[RFC3032]
0x000C	ATM one-to-one VCC Cell Mode	[RFC4717]
0x000D	ATM one-to-one VPC Cell Mode	[RFC4717]
0x000E	ATM AAL5 PDU VCC transport	[RFC4717]
0x000F	Frame-Relay Port mode	[RFC4619]
0x0010	SONET/SDH Circuit Emulation over Packet	[RFC4842]
0x0011	Structure-agnostic E1 over Packet	[RFC4553]
0x0012	Structure-agnostic T1 (DS1) over Packet	[RFC4553]
0x0013	Structure-agnostic E3 over Packet	[RFC4553]
0x0014	Structure-agnostic T3 (DS3) over Packet	[RFC4553]
0x0015	CESoPSN basic mode	[RFC5086]
0x0016	TDMoIP AAL1 Mode	[RFC5087]
0x0017	CESoPSN TDM with CAS	[RFC5086]
0x0018	TDMoIP AAL2 Mode	[RFC5087]
0x0019	Frame Relay DLCI	[RFC4619]
0x001A	ROHC Transport Header-compressed Packets	[RFC5795][RFC4901]
0x001B	ECRTP Transport Header-compressed Packets	[RFC3545][RFC4901]
0x001C	IPHC Transport Header-compressed Packets	[RFC2507][RFC4901]
0x001D	cRTP Transport Header-compressed Packets	[RFC2508][RFC4901]
0x001E	ATM VP Virtual Trunk	["The Use of Virtual Trunks for ATM/MPLS Control Plane Interworking Specification", MFA Forum 9.0.0, MFA Forum, February 2006.]
0x001F	FC Port Mode	[RFC6307]
0x0020-0x1000	Unassigned
0x1001	Proprietary pseudowire implementation carrying CLNP packets	[Christian_Schmutzer]
0x1002-0x7FFE	Unassigned
0x7FFF	Wildcard	[RFC4863]

Pseudowire Interface Parameters Sub-TLV type Registry

Expert(s)

Stewart Bryant, Andrew Malis, Matthew Bocci

Reference

[RFC4446]

Available Formats

CSV

Range	Registration Procedures	Note
2-64	Expert Review
65-127	IETF Review
128-254	First Come First Served	reserved for vendor proprietary extensions
255	IETF Review

Parameter	ID Length	Description	Reference
0x01	4	Interface MTU in octets	[RFC8077]
0x02	4	Maximum Number of concatenated ATM cells	[RFC4717]
0x03	up to 82	Optional Interface Description string	[RFC8077]
0x04	4	CEP/TDM Payload Bytes	[RFC4842]
0x05	4	CEP options	[RFC4842]
0x06	4	Requested VLAN ID	[RFC4448]
0x07	6	CEP/TDM bit-rate	[RFC4842]
0x08	4	Frame-Relay DLCI Length	[RFC4619]
0x09	4	Fragmentation indicator	[RFC4623]
0x0A	4	FCS retention indicator	[RFC4720]
0x0B	4/8/12	TDM options	[RFC5287]
0x0C	4	VCCV parameter	[RFC5085]
0x0D	up to 256	bytes ROHC over MPLS configuration [RFC3241]	[RFC4901]
0x0E	4	Number of TDMoIP AAL1 cells per packet	[RFC5287]
0x0F	up to 256	bytes CRTP/ECRTP/IPHC HC over MPLS configuration [RFC3544]	[RFC4901]
0x10	4	TDMoIP AAL1 mode	[RFC5287]
0x11	8 or more	TDMoIP AAL2 Options	[RFC5287]
0x12		Reserved	[RFC6307]
0x13		Reserved	[RFC6307]
0x14		Reserved	[RFC6307]
0x15		Reserved	[RFC6307]
0x16	4	Stack capability	[RFC6575]
0x17	4	Flow Label	[RFC6391]
0x18	4	PW Generic Protocol Flags	[RFC6478]
0x19	variable	VCCV Extended CV Parameter	[RFC7189]
0x1A	8	E-Tree	[RFC7796]
0x1B	variable	Selective Tree Interface Parameter	[RFC8338]
0x1C-0xFC		Unassigned
0xFD	up to 8	Zte optional Supplier private interface parameters	[Zhu_Wei]
0xFE-0xFF		Unassigned

Attachment Individual Identifier Type Registry

Expert(s)

Stewart Bryant, Andrew Malis, Matthew Bocci

Reference

[RFC4446]

Available Formats

CSV

Range	Registration Procedures	Note
2-64	Expert Review
65-127	IETF Review
128-254	First Come First Served	reserved for vendor proprietary extensions
255	IETF Review

AII Type	Length	Description	Reference
0x01	4	A 32 bit unsigned number local identifier	[RFC6074]
0x02	variable 8 or 12	Aggregate Identifier	[RFC5003]
0x03	variable 1 to 33	ATM/FR Control Channel	["ATM and Frame Relay to MPLS Control Plane Interworking: Client-Server", MFA Forum 10.0.0, MFA Forum, September 2006.]
0x04	variable 3 to 35	ATM/FR Signaling Call Reference	["ATM and Frame Relay to MPLS Control Plane Interworking: Client-Server", MFA Forum 10.0.0, MFA Forum, September 2006.]
0x05	variable 2 to 30	Frame Relay Port and Connection Identifier	[Soft Permanent Virtual Circuit Interworking between MPLS Pseudowires and ATM, MFA Forum, work in progress (this specification is at the baseline text stage).]
0x06	variable 2 to 30	ATM Port and Connection Identifier	[Soft Permanent Virtual Circuit Interworking between MPLS Pseudowires and ATM, MFA Forum, work in progress (this specification is at the baseline text stage).]

Attachment Group Identifier (AGI) Type Registry

Expert(s)

Stewart Bryant, Andrew Malis, Matthew Bocci

Reference

[RFC4446]

Available Formats

CSV

Range	Registration Procedures	Note
2-64	Expert Review
65-127	IETF Review
128-254	First Come First Served	reserved for vendor proprietary extensions
255	IETF Review

AGI Type	Length	Description	Reference
0x01	8	Extended Community	[RFC6074]

Pseudowire Status Codes Registry

Registration Procedure(s)

Expert Review

Expert(s)

Stewart Bryant, Andrew Malis, Matthew Bocci

Reference

[RFC4446]

Available Formats

CSV

Bit Mask	Description	Reference
0x00000000	Pseudowire forwarding (clear all failures)	[RFC8077][RFC4446]
0x00000001	Pseudowire Not Forwarding	[RFC8077][RFC4446]
0x00000002	Local Attachment Circuit (ingress) Receive Fault	[RFC8077][RFC4446]
0x00000004	Local Attachment Circuit (egress) Transmit Fault	[RFC8077][RFC4446]
0x00000008	Local PSN-facing PW (ingress) Receive Fault	[RFC8077][RFC4446]
0x00000010	Local PSN-facing PW (egress) Transmit Fault	[RFC8077][RFC4446]
0x00000020	PW Preferential Forwarding Status	[RFC6870]
0x00000040	PW Request Switchover Status	[RFC6870]

Pseudowire Associated Channel Types

Reference

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

Note

Renamed "MPLS Generalized Associated Channel (G-ACh) Types (including Pseudowire 
Associated Channel Types)" and moved to [https://www.iana.org/assignments/g-ach-parameters]  
per [RFC7214].

Associated Channel Header TLV Registry (DELETED)

Reference

[RFC5586][RFC7026]

Note

Registry deleted per [RFC7026].

Header Compression Over MPLS PW Control Word Packet Type

Registration Procedure(s)

Expert Review

Reference

[RFC4901]

Available Formats

CSV

Packet Type	Description
0	ROHC Small-CIDs
1	ROHC Large-CIDs
2	FULL_HEADER
3	COMPRESSED_TCP
4	COMPRESSED_TCP_NODELTA
5	COMPRESSED_NON_TCP
6	COMPRESSED_RTP_8
7	COMPRESSED_RTP_16
8	COMPRESSED_UDP_8
9	COMPRESSED_UDP_16
10	CONTEXT_STATE
11-15	Unassigned

MPLS VCCV Control Channel (CC) Types

Registration Procedure(s)

IETF Review

Reference

[RFC5085]

Note

Bit numbering: In this sub-registry, the most significant (high order) bit
is labeled Bit 7, and the least significant (low order) bit is labeled Bit 0,
see parenthetical "Value".

Available Formats

CSV

Bit (Value)	Description	Reference
0 (0x01)	Type 1: PWE3 Control Word with 0001b as first nibble (PW-ACH, see [RFC4385])	[RFC5085]
1 (0x02)	Type 2: MPLS Router Alert Label	[RFC5085]
2 (0x04)	Type 3: MPLS PW Label with TTL == 1	[RFC5085]
3 (0x08)	Type 4: GAL	[RFC7708]
4 (0x10)	Reserved	[RFC5085]
5 (0x20)	Reserved	[RFC5085]
6 (0x40)	Reserved	[RFC5085]
7 (0x80)	Reserved	[RFC5085]

MPLS VCCV Connectivity Verification (CV) Types

Registration Procedure(s)

IETF Review

Reference

[RFC5085]

Note

Bit numbering: In this sub-registry, the most significant (high order) bit
is labeled Bit 7, and the least significant (low order) bit is labeled Bit 0,
see parenthetical "Value".

Available Formats

CSV

Bit (Value)	Description	Reference
0 (0x01)	ICMP Ping	[RFC5085]
1 (0x02)	LSP Ping	[RFC5085]
2 (0x04)	BFD IP/UDP-encapsulated, for PW Fault Detection only	[RFC5885]
3 (0x08)	BFD IP/UDP-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling	[RFC5885]
4 (0x10)	BFD PW-ACH-encapsulated, for PW Fault Detection only	[RFC5885]
5 (0x20)	BFD PW-ACH-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling	[RFC5885]
6 (0x40)	S-BFD IP/UDP-encapsulated, for PW Fault Detection only	[RFC7885]
7 (0x80)	S-BFD PW-ACH-encapsulated, for PW Fault Detection only	[RFC7885]

Pseudowire Switching Point PE sub-TLV Type

Expert(s)

Primary: Stewart Bryant; secondary: Matthew Bocci

Reference

[RFC6073]

Available Formats

CSV

Range	Registration Procedures	Note
0	IETF Review
1-64	Expert Review
65-127	IETF Review
128-254	First Come First Served	reserved for vendor proprietary extensions
255	IETF Review

Type	Length	Description	Reference
0x00		Unassigned
0x01	4	PWid of last PW segment traversed	[RFC6073]
0x02	variable	PW Switching Point description string	[RFC6073]
0x03	4/16	Local IP address of PW Switching Point	[RFC6073]
0x04	4/16	Remote IP address of last PW Switching Point traversed or of the T-PE	[RFC6073]
0x05	variable	FEC Element of last PW segment traversed	[RFC6073]
0x06	14	L2 PW address of PW Switching Point	[RFC6073][RFC7267]
0x07	24	Static PW/MPLS-TP PW segment ID of last PW segment traversed	[RFC6478]
0x08-0xFF		Unassigned

CC/CV MEP-ID TLV Registry

Reference

[RFC6428][RFC7214]

Note

Moved to [https://www.iana.org/assignments/g-ach-parameters]  
per [RFC7214].

PW Generic Protocol Flags

Registration Procedure(s)

IETF Review

Reference

[RFC6478]

Available Formats

CSV

Bit (Value)	Description	Reference
0 (0x0001)	S-PE bypass mode	[RFC6478]
1-15 (0x0002-0x8000)	Unassigned

L2VPN PE Stack Capabilities

Registration Procedure(s)

IETF Review

Reference

[RFC6575]

Available Formats

CSV

Bit (Value)	Description	Reference
0 (0x0001)	IPv6 stack capability	[RFC6575]
1-15 (0x0002-0x8000)	Unassigned

G-ACh Advertisement Protocol Application Registry

Reference

[RFC7212][RFC7214]

Note

Moved to [https://www.iana.org/assignments/g-ach-parameters]  
per [RFC7214].

G-ACh Advertisement Protocol TLV Registry

Reference

[RFC7212][RFC7214]

Note

Moved to [https://www.iana.org/assignments/g-ach-parameters]  
per [RFC7214].

G-ACh Advertisement Protocol: Ethernet Interface Parameters

Reference

[RFC7213][RFC7214]

Note

Moved to [https://www.iana.org/assignments/g-ach-parameters]  
per [RFC7214].

VCCV Extended CV Types

Registration Procedure(s)

IETF Review

Reference

[RFC7189]

Available Formats

CSV

Bit (Value)	Description	Reference
Bit 0 (0x01)	Independent mode for PW Fault Detection only	[RFC7189]
Bit 1 (0x02)	Independent mode for PW Fault Detection and AC/PW Fault Status Signaling	[RFC7189]
Bit 2 (0x04)	Coordinated mode for PW Fault Detection only	[RFC7189]
Bit 3 (0x08)	Coordinated mode for PW Fault Detection and AC/PW Fault Status Signaling	[RFC7189]
Bit 4-7 (0x10-0x80)	Unassigned

ICC RG Parameter Types

Expert(s)

Stewart Bryant, Matthew Bocci

Reference

[RFC7275]

Available Formats

CSV

Range	Registration Procedures	Note
0x0000	IETF Review
0x003B-0x1FFF	Expert Review
0x2000-0x2FFF	IETF Review
0x3000-0x3FFE	First Come First Served	Vendor Proprietary Extensions
0x3FFF	IETF Review

Type	Description	Reference
0x0000	Unassigned
0x0001	ICC Sender Name	[RFC7275]
0x0002	NAK TLV	[RFC7275]
0x0003	Requested Protocol Version TLV	[RFC7275]
0x0004	Disconnect Code TLV	[RFC7275]
0x0005	ICC RG ID TLV	[RFC7275]
0x0006-0x000F	Reserved	[RFC7275]
0x0010	PW-RED Connect TLV	[RFC7275]
0x0011	PW-RED Disconnect TLV	[RFC7275]
0x0012	PW-RED Config TLV	[RFC7275]
0x0013	Service Name TLV	[RFC7275]
0x0014	PW ID TLV	[RFC7275]
0x0015	Generalized PW ID TLV	[RFC7275]
0x0016	PW-RED State TLV	[RFC7275]
0x0017	PW-RED Synchronization Request TLV	[RFC7275]
0x0018	PW-RED Synchronization Data TLV	[RFC7275]
0x0019	PW-RED Disconnect Cause TLV	[RFC7275]
0x001A-0x002F	Reserved	[RFC7275]
0x0030	mLACP Connect TLV	[RFC7275]
0x0031	mLACP Disconnect TLV	[RFC7275]
0x0032	mLACP System Config TLV	[RFC7275]
0x0033	mLACP Port Config TLV	[RFC7275]
0x0034	mLACP Port Priority TLV	[RFC7275]
0x0035	mLACP Port State TLV	[RFC7275]
0x0036	mLACP Aggregator Config TLV	[RFC7275]
0x0037	mLACP Aggregator State TLV	[RFC7275]
0x0038	mLACP Synchronization Request TLV	[RFC7275]
0x0039	mLACP Synchronization Data TLV	[RFC7275]
0x003A	mLACP Disconnect Cause TLV	[RFC7275]
0x003B-0x1FFF	Unassigned
0x2000	STP Connect TLV	[RFC7727]
0x2001	STP Disconnect TLV	[RFC7727]
0x2002	STP System Config TLV	[RFC7727]
0x2003	STP Region Name TLV	[RFC7727]
0x2004	STP Revision Level TLV	[RFC7727]
0x2005	STP Instance Priority TLV	[RFC7727]
0x2006	STP Configuration Digest TLV	[RFC7727]
0x2007	STP Topology Changed Instances TLV	[RFC7727]
0x2008	STP CIST Root Time TLV	[RFC7727]
0x2009	STP MSTI Root Time TLV	[RFC7727]
0x200A	STP Synchronization Request TLV	[RFC7727]
0x200B	STP Synchronization Data TLV	[RFC7727]
0x200C	STP Disconnect Cause TLV	[RFC7727]
0x200D	PON Connect TLV	[RFC8024]
0x200E	PON Disconnect TLV	[RFC8024]
0x200F	PON Configuration TLV	[RFC8024]
0x2010	PON State TLV	[RFC8024]
0x2011-0x3FFF	Unassigned

PSN Tunnel Sub-TLV Name Space

Registration Procedure(s)

IETF Review

Reference

[RFC7965]

Available Formats

CSV

Value	Description	Reference
0	Reserved	[RFC7965]
1	IPv4 PSN Tunnel sub-TLV	[RFC7965]
2	IPv6 PSN Tunnel sub-TLV	[RFC7965]
3-254	Unassigned
255	Reserved	[RFC7965]

PW Status Refresh Reduction Control Messages

Expert(s)

Stewart Bryant, Andrew Malis

Reference

[RFC8237]

Available Formats

CSV

Range	Registration Procedures
0x00	IETF Review
0x03-0x40	Expert Review
0x41-0x7F	IETF Review
0x80-0xFE	Expert Review
0xFF	IETF Review

Type	Message Description	Reference
0x00	Unassigned
0x01	Notification message	[RFC8237]
0x02	PW Configuration Message	[RFC8237]
0x03-0xFF	Unassigned

PW Status Refresh Reduction Configuration Message Sub-TLVs

Expert(s)

Stewart Bryant, Andrew Malis

Reference

[RFC8237]

Available Formats

CSV

Range	Registration Procedures
0x00	IETF Review
0x04-0x40	Expert Review
0x41-0x7F	IETF Review
0x80-0xFE	Expert Review
0xFF	IETF Review

sub-TLV Type	Description	Reference
0x00	Unassigned
0x01	MPLS-TP Tunnel ID	[RFC8237]
0x02	PW ID Configured List	[RFC8237]
0x03	PW ID Unconfigured List	[RFC8237]
0x04-0xFF	Unassigned

PW Status Refresh Reduction Notification Codes

Expert(s)

Stewart Bryant, Andrew Malis

Reference

[RFC8237]

Available Formats

CSV

Range	Registration Procedures
0x00000000	IETF Review
0x00000008-0x00010000	Expert Review
0x00010001-0x08000000	IETF Review
0x08000001-0xFFFFFFFE	Expert Review
0xFFFFFFFF	IETF Review

Code	Error?	Description	Reference
0x00000000	No	Null Notification	[RFC8237]
0x00000001	No	PW configuration mismatch	[RFC8237]
0x00000002	Yes	PW Configuration TLV conflict	[RFC8237]
0x00000003	No	Unknown TLV (U-Bit=1)	[RFC8237]
0x00000004	Yes	Unknown TLV (U-Bit=0)	[RFC8237]
0x00000005	No	Unknown Message Type	[RFC8237]
0x00000006	No	PW configuration not supported	[RFC8237]
0x00000007	Yes	Unacknowledged control message	[RFC8237]
0x00000008-0xFFFFFFFF		Unassigned

PW Status Refresh Reduction Message Flags

Registration Procedure(s)

IETF Review

Reference

[RFC8237]

Available Formats

CSV

Bit Position	Name	Description
0	Unknown flag bit	[RFC8237]
1	Configuration flag bit	[RFC8237]
2-7	Unassigned

Contact Information

ID	Name	Contact URI	Last Updated
[Christian_Schmutzer]	Christian Schmutzer	mailto:cschmutz&cisco.com	2022-03-29
[Zhu_Wei]	Zhu Wei	mailto:zhu.wei120&zte.com.cn	2016-05-09

Pseudowire Name Spaces (PWE3)

MPLS Pseudowire Types Registry

Pseudowire Interface Parameters Sub-TLV type Registry

Attachment Individual Identifier Type Registry

Attachment Group Identifier (AGI) Type Registry

Pseudowire Status Codes Registry

Pseudowire Associated Channel Types

Associated Channel Header TLV Registry (DELETED)

Header Compression Over MPLS PW Control Word Packet Type

MPLS VCCV Control Channel (CC) Types

MPLS VCCV Connectivity Verification (CV) Types

Pseudowire Switching Point PE sub-TLV Type

CC/CV MEP-ID TLV Registry

PW Generic Protocol Flags

L2VPN PE Stack Capabilities

G-ACh Advertisement Protocol Application Registry

G-ACh Advertisement Protocol TLV Registry

G-ACh Advertisement Protocol: Ethernet Interface Parameters

VCCV Extended CV Types

ICC RG Parameter Types

PSN Tunnel Sub-TLV Name Space

PW Status Refresh Reduction Control Messages

PW Status Refresh Reduction Configuration Message Sub-TLVs

PW Status Refresh Reduction Notification Codes

PW Status Refresh Reduction Message Flags

Contact Information

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