IS-IS PDU Registry

Created

2011-03-02

Last Updated

2017-10-24

Note

For IS-IS registries and value ranges maintained via the "Expert Review" [RFC8126] 
registration procedure, guidance for IESG-designated experts can be found in 
[RFC7370].

Available Formats

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Registries included below

IS-IS PDU Registry
LSP Flooding Scope Identifier Registry

IS-IS PDU Registry

Registration Procedure(s)

IETF Review

Reference

[RFC7176]

Available Formats

CSV

Value	Description	Reference
0-9	Unassigned
10	FS-LSP	[RFC7356]
11	FS-CSNP	[RFC7356]
12	FS-PSNP	[RFC7356]
13-14	Unassigned
15	L1-LAN-HELLO-PDU	[ISO-10589]
16	L2-LAN-HELLO-PDU	[ISO-10589]
17	P2P-HELLO-PDU	[ISO-10589]
18	L1-LSP-PDU	[ISO-10589]
19	Unassigned
20	L2-LSP-PDU	[ISO-10589]
21-22	Unassigned
23	MTU-PROBE-PDU	[RFC7176]
24	L1-CSNP-PDU	[ISO-10589]
25	L2-CSNP-PDU	[ISO-10589]
26	L1-PSNP-PDU	[ISO-10589]
27	L2-PSNP-PDU	[ISO-10589]
28	MTU-ACK-PDU	[RFC7176]
29-31	Unassigned

LSP Flooding Scope Identifier Registry

Registration Procedure(s)

Expert Review

Expert(s)

Chris Hopps, Hannes Gredler, Les Ginsberg

Reference

[RFC7356]

Note

Values 1 - 63 are reserved for PDUs which use standard TLVs and 
standard sub-TLVs. Values 64 - 127 are reserved for PDUs which use 
extended TLVs and extended sub-TLVs.

Available Formats

CSV

Value	Description	FS LSP ID Format/TLV Format	IIH Announce P2P	IIH Announce L1LAN	IIH Announce L2LAN	Reference
0	Reserved					[RFC7356]
1	Level 1 Circuit Flooding Scope	Extended/Standard	y	y	n	[RFC7356]
2	Level 2 Circuit Flooding Scope	Extended/Standard	y	n	y	[RFC7356]
3	Level 1 Flooding Scope	Extended/Standard	y	y	n	[RFC7356]
4	Level 2 Flooding Scope	Extended/Standard	y	n	y	[RFC7356]
5	Domain Flooding Scope	Extended/Standard	y	y	y	[RFC7356]
6-63	Unassigned
64	Level 1 Circuit Flooding Scope	Extended/Extended	y	y	n	[RFC7356]
65	Level 2 Circuit Flooding Scope	Extended/Extended	y	n	y	[RFC7356]
66	Level 1 Flooding Scope	Extended/Extended	y	y	n	[RFC7356]
67	Level 2 Flooding Scope	Extended/Extended	y	n	y	[RFC7356]
68	Domain Flooding Scope	Extended/Extended	y	y	y	[RFC7356]
69-127	Unassigned