Transparent Interconnection of Lots of Links (TRILL) Parameters

Created

  • 2010-03-26

Last Updated

  • 2024-09-02

Available Formats

TRILL Nicknames

Registration Procedure(s)

  • RFC Required (single value) or IETF Review (single or multiple values)

Reference

  • RFC 6325: Routing Bridges (RBridges): Base Protocol Specification

Available Formats

Name Description Reference
0x0000 Reserved to indicate no nickname specified RFC 6325
0x0001-0xFFBF Dynamically allocated by the RBridges within each RBridge campus RFC 6325
0xFFC0 Any-RBridge RFC 7178
0xFFC1 OOMF (Overload Originated Multi-destination Frame) RFC 7780
0xFFC2-0xFFD7 Unassigned
0xFFD8-0xFFDF For use in documentation examples RFC 7780
0xFFE0-0xFFFE Unassigned
0xFFFF Permanently reserved RFC 6325

TRILL Multicast Addresses

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6325: Routing Bridges (RBridges): Base Protocol Specification

Available Formats

Address Description Reference
01-80-C2-00-00-40 All-RBridges RFC 6325
01-80-C2-00-00-41 All-IS-IS-RBridges RFC 6325
01-80-C2-00-00-42 All-ESADI-RBridges/All-Egress-RBridges RFC 6325; RFC 7178
01-80-C2-00-00-43 to 01-80-C2-00-00-44 Unassigned
01-80-C2-00-00-45 TRILL-End-Stations RFC 7178
01-80-C2-00-00-46 All-Edge-RBridges RFC 7178
01-80-C2-00-00-47 TRILL-ES-IS RFC 8171
01-80-C2-00-00-48 to 01-80-C2-00-00-4F Unassigned

TRILL Ethertypes

Registration Procedure(s)

  • Ethertypes are assigned by the IEEE Registration Authority. Updates to this registry are coordinated with the designated expert.

Expert(s)

  • Donald Eastlake (primary), Sue Hares (secondary)

Reference

  • RFC 8377: Transparent Interconnection of Lots of Links (TRILL): Multi-Topology

Note

This registry provides centralized documentation of Ethertypes that were assigned by the IEEE for initial use with TRILL. In some cases, particularly L2-IS-IS and MT, they may be used with other protocols.

Available Formats

Value Mnemonic Explanation Reference
0x22F3 TRILL TRILL data RFC 6325
0x22F4 L2-IS-IS IS-IS RFC 6325
0x893B FGL Fine Grained Labeling RFC 7172
0x8946 - TRILL RBridge Channel RFC 7178
0x9A22 MT Multi-Topology RFC 8377

TRILL Extended Header Flags

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7179: Transparent Interconnection of Lots of Links (TRILL): Header Extension

Available Formats

Bits Purpose Reference
0-2 Critical Summary Bits RFC 7179
3-6 available critical hop-by-hop flags RFC 7179
7 Critical Channel Alert Flag RFC 7179
8 Non-critical Channel Alert Flag RFC 7179
9-11 available non-critical hop-by-hop flags RFC 7179
12-13 TRILL-ECN (Explicit Congestion Notification) RFC 9600
14-16 Extended Hop Count RFC 7780
17-20 available non-critical reserved flags RFC 7179
21-25 available critical ingress-to-egress flags RFC 7179
26 Critical Congestion Experienced (CCE) RFC 9600
27-28 Extended Color RFC 7780
29-31 available non-critical ingress-to-egress flags RFC 7179; RFC 7780

RBridge Channel Protocols

Reference

  • RFC 7178: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Support

Available Formats

Range Registration Procedures Note
0x002-0x0FF Standards Action
0x100-0xFF7 RFC Required allocation of a single value
0x100-0xFF7 IESG Approval allocation of multiple values
Protocol Description Reference
0x000 Reserved RFC 7178
0x001 RBridge Channel Error RFC 7178
0x002 BFD Control RFC 7175
0x003 BFD Echo RFC 7175
0x004 RBridge Channel Extension RFC 7978
0x005 Pull Directory Services RFC 8171
0x006 Port-Shutdown RFC 8139
0x007 P2MP BFD Control RFC 8564
0x008 Vendor-Specific RBridge Channel RFC 8381
0x009 Address Flush RFC 8383
0x00A-0xFF7 Unassigned
0xFF8-0xFFE Reserved for Private Use RFC 7178
0xFFF Reserved RFC 7178

TRILL Address Flush TLV Types

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 8383: Transparent Interconnection of Lots of Links (TRILL): Address Flush Message

Available Formats

Protocol Description Reference
0 Reserved RFC 8383
1 Blocks of VLANs RFC 8383
2 Bit Map of VLANs RFC 8383
3 Blocks of FGLs RFC 8383
4 List of FGLs RFC 8383
5 Bit Map of FGLs RFC 8383
6 All Data Labels RFC 8383
7 MAC Address List RFC 8383
8 MAC Address Blocks RFC 8383
9-254 Unassigned
255 Reserved RFC 8383

Extended RBridge Channel Payload Types

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7978: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Header Extension

Available Formats

PType Description Reference
0 Reserved RFC 7978
1 Null RFC 7978, Section 3.1
2 Ethertyped Payload RFC 7978, Section 3.2
3 Ethernet Frame RFC 7978, Section 3.3
4-14 Unassigned
15 Reserved RFC 7978

Extended RBridge Channel Security Types

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7978: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Header Extension

Available Formats

SType Description Reference
0 None RFC 7978, Section 4.2
1 IS-IS CRYPTO_AUTH-Based Authentication RFC 7978, Section 4.3
2 DTLS Pairwise Security RFC 7978, Section 4.4
3 Composite Security RFC 7978, Section 4.5
4-14 Unassigned
15 Reserved RFC 7978

RBridge Channel Header Flags

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7178: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Support

Available Formats

Flag Bit Mnemonic Allocation Reference
0 SL Silent RFC 7178
1 MH Multi-hop RFC 7178
2 NA Native RFC 7178
3-11 Unassigned

RBridge Channel Error Codes

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7178: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Support

Note

Value 15 is intended to be allocated by Standards Action for an error code expansion feature when it appears likely that all other available error codes are being allocated.

Available Formats

Value RBridge Channel Error Code Meaning Reference
0 No error RFC 7178
1 Frame too short (truncated Ethertype or Channel Header) RFC 7178
2 Unrecognized Ethertype RFC 7178
3 Unimplemented value of CHV RFC 7178
4 Wrong value of NA flag RFC 7178
5 Channel Protocol is reserved or unimplemented RFC 7178
6 Unknown or unsupported field value RFC 7978
7 Authentication failure RFC 7978
8 Error in nested RBridge Channel message RFC 7978
9-14 Unassigned
15 Reserved (see Note) RFC 7178

RBridge Channel SubError Codes

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7978: Transparent Interconnection of Lots of Links (TRILL): RBridge Channel Header Extension

Available Formats

Err SubERR Meaning Reference
0 No Error, suberrors not allowed RFC 7978
1-5 (no suberrors assigned) RFC 7978
6 0 Reserved RFC 7978
6 1 Non-zero RESV4 nibble RFC 7978
6 2 Unsupported SType RFC 7978
6 3 Unsupported PType RFC 7978
6 4 Unknown Key ID RFC 7978
6 5 Unsupported Ethertype with PType = 2 RFC 7978
6 6 Unsupported authentication algorithm for SType = 1 RFC 7978
6 7 Non-zero SubERR with zero ERR field RFC 7978
6 8-15 Unassigned
7-14 (no suberrors assigned) RFC 7978
15 Reserved RFC 7978

Vendor RBridge Channel Error Codes

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 8381: Transparent Interconnection of Lots of Links (TRILL): Vendor-Specific RBridge Channel Protocol

Available Formats

Code Description Reference
0x00 No error RFC 8381
0x01 Message too short RFC 8381
0x02 Unknown OUI/CID RFC 8381
0x03 Unknown Sub-Protocol RFC 8381
0x04 Unknown Sub-Version RFC 8381
0x05-0x0F Unassigned
0x10-0xFE Reserved for vendor use RFC 8381
0xFF Reserved RFC 8381

TRILL-VER Sub-TLV Capability Flags

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7176: Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS

Available Formats

Bit Description Reference
0 Affinity sub-TLV support RFC 7783
1 FGL-safe RFC 7172
2 OAM capable RFC 7455
3 Backwards-compatible OAM RFC 7455
4 E-L1FS FS-LSP support RFC 7780; RFC 7356
5 Able to handle the NickBlockFlags APPsub-TLV RFC 8397
6-13 Unassigned
14 Extended Hop Count support RFC 7780
15-16 Unassigned
17-20 available non-critical reserved flags RFC 7179
21-26 available critical ingress-to-egress flags RFC 7179
27-28 Extended Color support RFC 7780
29-31 Extended header flag support RFC 7179; RFC 7780

PORT-TRILL-VER Sub-TLV Capability Flags

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7176: Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS

Available Formats

Bit Description Reference
0 Hello reduction support. RFC 8139
1-2 Unassigned
3-13 Hop-by-hop extended flag support. RFC 7179
14-15 Topology labeling support. RFC 8377
16-31 Unassigned

TRILL Neighbor TLV NEIGHBOR RECORD Flags

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7176: Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS

Available Formats

Bit Short Name Description Reference
0 Fail Failed MTU test RFC 6325; RFC 7176; RFC 7177
1 OOMF Offering OOMF service RFC 7780
2-7 Unassigned

Interested VLANs Flag Bits

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7176: Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS
  • RFC 7357: Transparent Interconnection of Lots of Links (TRILL): End Station Address Distribution Information (ESADI) Protocol

Note

These bits appear in the Interested VLANs record within the Interested VLANs and Spanning Tree Roots Sub-TLV (INT-VLAN) specified in RFC 7176.

Available Formats

Bit Mnemonic Description Reference
0 M4 IPv4 Multicast Router Attached RFC 7176
1 M6 IPv6 Multicast Router Attached RFC 7176
2 Unassigned
3 ES ESADI Participation RFC 7357
4-15 (used for a VLAN ID) RFC 7176
16 AA VLANs for Active-Active RFC 7782
17 Unassigned
18 PUL Pull Directory RFC 8171
19 NOD No Data RFC 8171
20-31 (used for a VLAN ID) RFC 7176

Interested Labels Flag Bits

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7176: Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS
  • RFC 7357: Transparent Interconnection of Lots of Links (TRILL): End Station Address Distribution Information (ESADI) Protocol

Note

These bits appear in the Interested Labels record within the Interested Labels and Spanning Tree Roots Sub-TLV (INT-LABEL) specified in RFC 7176.

Available Formats

Bit Mnemonic Description Reference
0 M4 IPv4 Multicast Router Attached RFC 7176
1 M6 IPv6 Multicast Router Attached RFC 7176
2 BM Bit Map RFC 7176
3 ES ESADI Participation RFC 7357
4 AA FGLs for Active-Active RFC 7782
5 Unassigned
6 PUL Pull Directory RFC 8171
7 NOD No Data RFC 8171

TRILL APPsub-TLV Types under IS-IS TLV 251 Application Identifier 1

Registration Procedure(s)

  • IETF Review with additional requirements on the documentation of the use being registered as specified in Section 7.2 of RFC 7357.

Reference

  • RFC 7357: Transparent Interconnection of Lots of Links (TRILL): End Station Address Distribution Information (ESADI) Protocol

Note

Types greater than 255 are only usable in contexts permitting a type larger than one byte, such as extended TLVs RFC 7356.

Note

Also see Application Identifiers for TLV 251

Available Formats

Type Name Reference
0 Reserved RFC 7357
1 ESADI-PARAM RFC 7357; RFC 8171
2 PN-LAALP-Membership RFC 7781
3 PN-RBv RFC 7781
4 PN-MAC-RI-LAALP-INFO-START RFC 7781
5 PN-MAC-RI-LAALP-INFO-END RFC 7781
6 NICKFLAGS RFC 7780
7 TENANT-GWMAC-LABEL RFC 7956
8 IPV4-PREFIX RFC 7956
9 IPV6-PREFIX RFC 7956
10 IA RFC 7961
11 Tree and VLANs RFC 7968
12 Tree and VLANs Used RFC 7968
13 Tree and FGLs RFC 7968
14 Tree and FGLs Used RFC 7968
15 Tree and Groups RFC 7968
16 Tree and Groups Used RFC 7968
17 AppointmentBitmap RFC 8139
18 AppointmentList RFC 8139
19 FGL-VLAN-Bitmap RFC 8139
20 FGL-VLAN-Pairs RFC 8139
21 originatingSNPBufferSize RFC 8249
22 Smart-Parameters RFC 8384
23 Smart-MAC RFC 8384
24 NickBlockFlags RFC 8397
25-251 Unassigned
252 AA-LAALP-GROUP-RBRIDGES RFC 7782
253 AA-LAALP-GROUP-MAC RFC 7782
254 EXTENDED-RBRIDGE-CAP RFC 7782
255 Reserved RFC 7357
256 L1-BORDER-RBRIDGE RFC 9183
257 L1-BORDER-RB-GROUP RFC 9183
258-65534 Unassigned
65535 Reserved RFC 7357

ESADI-Parameter APPsub-TLV Flag Bits

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7357: Transparent Interconnection of Lots of Links (TRILL): End Station Address Distribution Information (ESADI) Protocol
  • RFC 8171: Transparent Interconnection of Lots of Links (TRILL): Edge Directory Assistance Mechanisms

Available Formats

Bit Mnemonic Description Reference
0 UN Supports Unicast ESADI RFC 7357
1-2 PDSS Push Directory Server Status RFC 8171
3-7 Unassigned

NickFlags Bits

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 7780: Transparent Interconnection of Lots of Links (TRILL): Clarifications, Corrections, and Updates

Available Formats

Bit Mnemonic Description Reference
0 IN Used as ingress RFC 7780
1 SE Inter-Subnet Egress RFC 7956
2 R Replication Nickname RFC 8361
3 C Special RPF Check RFC 8361
4-15 Unassigned

Interface Addresses APPsub-TLV Sub-sub-TLVs

Registration Procedure(s)

  • Expert Review

Expert(s)

  • Unassigned

Reference

  • RFC 7961: Transparent Interconnection of Lots of Links (TRILL): Interface Addresses APPsub-TLV

Note

Types greater than 255 are not usable in some contexts.

Available Formats

Type Description Reference
0 Reserved RFC 7961
1 AFN Size RFC 7961
2 Fixed Address RFC 7961
3 Data Label RFC 7961
4 Topology RFC 7961
5-254 Unassigned
255 Reserved RFC 7961
256-65534 Unassigned
65535 Reserved RFC 7961

Extended RBridge Capabilities

Registration Procedure(s)

  • Expert Review

Expert(s)

  • Unassigned

Reference

  • RFC 7782: Transparent Interconnection of Lots of Links (TRILL) Active-Active Edge Using Multiple MAC Attachments

Available Formats

Bit Mnemonic Description Reference
0 E Option B Support RFC 7782
1 H Option A Support RFC 7782
2-63 Unassigned

TRILL OAM Return Codes

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7455: Transparent Interconnection of Lots of Links (TRILL): Fault Management

Available Formats

Return Code Assignment Reference
0 Request message RFC 7455
1 Reply message RFC 7455
2-255 Unassigned

Sub-codes for TRILL OAM Return Code 0

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7455: Transparent Interconnection of Lots of Links (TRILL): Fault Management

Available Formats

Sub Code Assignment Reference
0 Valid request RFC 7455
1-255 Unassigned

Sub-codes for TRILL OAM Return Code 1

Registration Procedure(s)

  • Standards Action

Reference

  • RFC 7455: Transparent Interconnection of Lots of Links (TRILL): Fault Management

Available Formats

Sub Code Assignment Reference
0 Valid response RFC 7455
1 Fragment limit exceeded RFC 7455
2 Intermediate RBridge RFC 7455
3-255 Unassigned

TRILL Pull Directory Query Types (QTYPEs)

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 8171: Transparent Interconnection of Lots of Links (TRILL): Edge Directory Assistance Mechanisms

Available Formats

QTYPE Description Reference
0 Reserved RFC 8171
1 Address query RFC 8171
2 Frame query RFC 8171
3-4 Unassigned
5 Unknown unicast MAC query frame RFC 8171
6-14 Unassigned
15 Reserved RFC 8171

TRILL Pull Directory Errors

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 8171: Transparent Interconnection of Lots of Links (TRILL): Edge Directory Assistance Mechanisms

Available Formats

Err Level Meaning Reference
0 No Error RFC 8171
1 Message Unknown or reserved Query Message field value RFC 8171
2 Message Request Message/data too short RFC 8171
3 Message Unknown or reserved Update Message field value RFC 8171
4 Message Update Message/data too short RFC 8171
5-126 Message Unassigned
127 Reserved RFC 8171
128 Record Unknown or reserved QUERY Record field value RFC 8171
129 Record QUERY Record truncated RFC 8171
130 Record Address not found RFC 8171
131 Record Unknown or reserved RESPONSE Record field value RFC 8171
132 Record RESPONSE Record truncated RFC 8171
133-254 Record Unassigned
255 Reserved RFC 8171

Sub-codes for TRILL Pull Directory Errors 1 and 3

Registration Procedure(s)

  • Expert Review

Expert(s)

  • Unassigned

Reference

  • RFC 8171: Transparent Interconnection of Lots of Links (TRILL): Edge Directory Assistance Mechanisms

Available Formats

SubErr Field with Error Reference
0 Unspecified RFC 8171
1 Version not understood (see Section 3.1.1 of RFC 8171) RFC 8171
2 Unknown Type field value RFC 8171
3 Specified Data Label not being served RFC 8171
4-254 Unassigned
255 Reserved RFC 8171

Sub-codes for TRILL Pull Directory Errors 128 and 131

Registration Procedure(s)

  • Expert Review

Expert(s)

  • Unassigned

Reference

  • RFC 8171: Transparent Interconnection of Lots of Links (TRILL): Edge Directory Assistance Mechanisms

Available Formats

SubErr Field with Error Reference
0 Unspecified RFC 8171
1 Unknown AFN field value RFC 8171
2 Unknown or Reserved QTYPE field value RFC 8171
3 Invalid or inconsistent SIZE field value RFC 8171
4 Invalid frame for QTYPE 2 (other than SEND) RFC 8171
5 SEND frame sent as QTYPE 2 RFC 8171
6 Invalid frame for QTYPE 5 (such as multicast MacDA) RFC 8171
7-254 Unassigned
255 Reserved RFC 8171