Open Shortest Path First v2 (OSPFv2) Parameters Created 2007-04-25 Last Updated 2012-03-20 Note Please also see: [http://www.iana.org/assignments/ospf-authentication-codes] [http://www.iana.org/assignments/bandwidth-constraints-model-ids] [http://www.iana.org/assignments/ospf-dd-packet-flags/ospf-dd-packet-flags.xml] [http://www.iana.org/assignments/ospf-lls-tlvs] [http://www.iana.org/assignments/ospf-opaque-types] [http://www.iana.org/assignments/ospf-mt-routing] [http://www.iana.org/assignments/ospf-sig-alg] [http://www.iana.org/assignments/ospf-traffic-eng-tlvs] This registry is also available in plain text. Registries included below * OSPFv2 Options Registry (8 bits) * OSPF Packet Type (both v2 and v3) * OSPFv2 Link State (LS) Type * OSPFv2 Router LSA Link Type (Value 1) * OSPF Router Information (RI) TLVs * OSPF Router Informational Capability Bits * OSPFv2 Router Properties Registry * OSPFv2 Grace LSA Top Level TLV * Path Computation Element (PCE) Capability Flags * OSPFv2 Instance IDs OSPFv2 Options Registry (8 bits) Registration Procedures Standards Action Reference [RFC4940] Value Description Reference 0x01 MT-bit [RFC4915] 0x02 E-bit [RFC2328] 0x04 MC-bit [RFC1584][RFC5110] 0x08 N/P-bit [RFC3101] 0x10 L-bit [RFC5613] 0x20 DC-bit [RFC1793] 0x40 O-bit [RFC5250] 0x80 DN-bit [RFC4576] OSPF Packet Type (both v2 and v3) Reference [RFC2328][RFC4940] Range Registration Procedures 1-127 Standards Action 128-255 Reserved Value Description Reference 0 Reserved 1 Hello [RFC2328] 2 Database Description [RFC2328] 3 Link State Request [RFC2328] 4 Link State Update [RFC2328] 5 Link State Ack [RFC2328] 6-127 Unassigned 128-255 Reserved OSPFv2 Link State (LS) Type Reference [RFC2328][RFC4940] Range Registration Procedures 1-127 Standards Action 128-255 Reserved Value Description Reference 0 Reserved [RFC4940] 1 Router-LSA [RFC2328] 2 Network-LSA [RFC2328] 3 Summary-LSA (IP network) [RFC2328] 4 Summary-LSA (ASBR) [RFC2328] 5 AS-external-LSA [RFC2328] 6 Group-membership-LSA [RFC1584][RFC5110] 7 NSSA AS-external LSA [RFC3101] 8 Reserved 9 Link-scoped Opaque LSA [RFC5250] 10 Area-scoped Opaque LSA [RFC5250] 11 AS-scoped Opaque LSA [RFC5250] 12-127 Unassigned 128-255 Reserved OSPFv2 Router LSA Link Type (Value 1) Reference [RFC4940] Range Registration Procedures 1-127 Standards Action 128-255 Reserved Value Description Reference 0 Reserved [RFC4940] 1 Point-to-Point connection to another router [RFC2328] 2 Transit Network [RFC2328] 3 Stub Network [RFC2328] 4 Virtual Link [RFC2328] OSPF Router Information (RI) TLVs Reference [RFC4970] Range Registration Procedures Notes 1-32767 Standards Action 32768-32777 Experimentation IANA does not assign 32778-65535 Reserved IANA does not assign Type Value Capabilities Reference 0 Reserved [RFC4970] 1 RI Informational Capabilities [RFC4970] 2 Unassigned 3 TE-MESH-GROUP TLV (IPv4) [RFC4972] 4 TE-MESH-GROUP TLV (IPv6) [RFC4972] 5 TE Node Capability Descriptor [RFC5073] 6 PCED [RFC5088] 7 OSPF Dynamic Hostname [RFC5642] 8-32767 Unassigned 32768-32777 Experimentation [RFC4970] 32778-65535 Reserved [RFC4970] OSPF Router Informational Capability Bits Registration Procedures Standards Action Reference [RFC4970] Bit Capabilities Reference 0 OSPF graceful restart capable [RFC3623] 1 OSPF graceful restart helper [RFC3623] 2 OSPF Stub Router support [RFC3137] 3 OSPF Traffic Engineering support [RFC3630] 4 OSPF point-to-point over LAN [N. Shen, A. Zinin, "Point-to-point operation over LAN in link-state routing protocols", Work in Progress, April 2006.] 5 OSPF Experimental TE [RFC4973] 6-31 Unassigned OSPFv2 Router Properties Registry Registration Procedures Standards Action Reference [RFC4940] Value Description Reference 0x01 B-bit [RFC2328] 0x02 E-bit [RFC2328] 0x04 V-bit [RFC2328] 0x08 W-bit [RFC1584][RFC5110] 0x10 Nt-bit [RFC3101] OSPFv2 Grace LSA Top Level TLV Reference [RFC4940] Range Registration Procedures Notes 1-255 Standards Action 256-65519 Reserved IANA does not assign 65520-65527 Experimentation IANA does not assign 65528-65535 Vendor Private Use IANA does not assign Value Description Reference 0 Reserved 1 Grace Period [RFC3623] 2 Graceful Restart reason [RFC3623] 3 IP Interface Address [RFC3623] 4-255 Unassigned 256-65519 Reserved 65520-65527 Experimentation 65528-65535 Vendor Private Use Path Computation Element (PCE) Capability Flags Registration Procedures IETF consensus Reference [RFC5088] Bit Capability Description Reference 0 Path computation with GMPLS link constraints [RFC5088] 1 Bidirectional path computation [RFC5088] 2 Diverse path computation [RFC5088] 3 Load-balanced path computation [RFC5088] 4 Synchronized paths computation [RFC5088] 5 Support for multiple objective functions [RFC5088] 6 Support for additive path constraints (max hop count, etc.) [RFC5088] 7 Support for request prioritization [RFC5088] 8 Support for multiple requests per message [RFC5088] 9 Global Concurrent Optimization (GCO) [RFC5557] 10 P2MP path computation [RFC6006] 11-31 Unassigned OSPFv2 Instance IDs Registration Procedures Standards Action Reference [RFC6549] Value Designation Reference 0 Base IPv4 Unicast Instance [RFC6549] 1 Base IPv4 Multicast Instance [RFC6549] 2 Base IPv4 In-band Management Instance [RFC6549] 3-127 Private Use [RFC6549] 128-255 Unassigned