Open Shortest Path First v2 (OSPFv2) Parameters (last updated 2008-07-03) Registries included below: - OSPFv2 Options Registry - OSPF Packet Type Registry - OSPFv2 Link State Type Registry - 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 - PCE Capability Flags Registry Name: OSPFv2 Options Registry (8 bits) Reference: [RFC4940] Registration Procedures: Standards Action Registry: Value Description Reference ------ ---------------- --------- 0x01 MT-bit [RFC4915] 0x02 E-bit [RFC2328] 0x04 MC-bit [RFC1584][RFC5110] 0x08 N/P-bit [RFC3101] 0x10 Reserved 0x20 DC-bit [RFC1793] 0x40 O-bit [RFC5250] 0x80 DN-bit [RFC4576] Registry Name: OSPF Packet Type (both v2 and v3) Reference: [RFC2328][RC4940] Range Registration Procedures -------- ------------------------- 1-127 Standards Action 128-255 Reserved Registry: 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 Registry Name: OSPFv2 Link State (LS) Type Reference: [RFC2328][RC4940] Range Registration Procedures -------- ------------------------- 1-127 Standards Action 128-255 Reserved Registry: 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 Registry Name: OSPFv2 Router LSA Link Type (Value 1) Reference: [RFC4940] Range Registration Procedures -------- ------------------------- 1-127 Standards Action 128-255 Reserved Registry: 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] Registry Name: 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 Registry: 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] 7-32767 Unassigned 32768-32777 Experimentation [RFC4970] 32778-65535 Reserved [RFC4970] Registry Name: OSPF Router Informational Capability Bits Reference: [RFC4970] Registration Procedures: Standards Action Registry: 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 [P2PLAN] 5 OSPF Experimental TE [RFC4973] 6-31 Unassigned Registry Name: OSPFv2 Router Properties Registry Reference: [RFC4940] Registration Procedures: Standards Action Registry: Value Description Reference ------ -------------------------- --------- 0x01 B-bit [RFC2328] 0x02 E-bit [RFC2328] 0x04 V-bit [RFC2328] 0x08 W-bit [RFC1584][RFC5110] 0x10 Nt-bit [RFC3101] Registry Name: 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 Registry: 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 Registry Name: Path Computation Element (PCE) Capability Flags Reference: [RFC5088] Registration Procedures: IETF consensus Registry: 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] 9-31 Unassigned References ---------- [P2PLAN] N. Shen, A. Zinin, "Point-to-point operation over LAN in link-state routing protocols", Work in Progress, April 2006. [RFC1584] J. Moy, "Multicast Extensions to OSPF", RFC 1584, March 1994. [RFC1793] J. Moy, "Extending OSPF to Support Demand Circuits", RFC 1793, April 1995. [RFC2328] J. Moy, "OSPF Version 2", RFC 2328, April 1998. [RFC3101] P. Murphy, "The OSPF Not-So-Stubby Area (NSSA) Option", RFC 3101, January 2003. [RFC3137] A. Retana, L. Nguyen, R. White, A. Zinin, D. McPherson, "OSPF Stub Router Advertisement", RFC 3137, June 2001. [RFC3623] J. Moy, P. Pillay-Esnault, A. Lindem, "Graceful OSPF Restart", RFC 3623, November 2003. [RFC3630] D. Katz, K. Kompella, D. Yeung, "Traffic Engineering Extensions to OSPF", RFC 3630, September 2003. [RFC4576] E. Rosen, P. Psenak, P. Pillay-Esnault, "Using a Link State Advertisement (LSA) Options Bit to Prevent Looping in BGP/MPLS IP Virtual Private Networks (VPNs)", RFC 4576, June 2006. [RFC4915] P. Psenak, S. Mirtorabi, A. Roy, L. Nguyen and P. Pillay-Esnault, "Multi-Topology (MT) Routing in OSPF", RFC 4915, June 2007. [RFC4940] K. Kompella and B. Fenner, "IANA Considerations for OSPF", RFC 4940, July 2007. [RFC4970] A. Lindem, N. Shen, J. Vasseur, R. Aggarwal and S. Shaffer, "Extensions to OSPF for Advertising Optional Router Capabilities", RFC 4970, July 2007. [RFC4972] JP. Vasseur, Ed., JL. Leroux, Ed., S. Yasukawa, S. Previdi, P. Psenak and P. Mabbey, "Routing Extensions for Discovery of Multiprotocol (MPLS) Label Switch Router (LSR) Traffic Engineering (TE) Mesh Membership", RFC 4972, July 2007. [RFC4973] P. Srisuresh, P. Joseph, "OSPF-xTE: Experimental Extension to OSPF for Traffic Engineering", RFC 4973, July 2007. [RFC5073] J.P. Vasseur (Editor) and J.L. Le Roux (Editor), "IGP Routing Protocol Extensions for Discovery of Traffic Engineering Node Capabilities", RFC 5073, December 2007. [RFC5088] J.L. Le Roux (Editor), J.P. Vasseur (Editor), Yuichi Ikejiri and Raymond Zhang, "OSPF Protocol Extensions for Path Computation Element (PCE) Discovery", RFC 5088, January 2008. [RFC5110] P. Savola, "Overview of the Internet Multicast Routing Architecture", RFC 5110, January 2008. [RFC5250] L. Berger, I. Bryskin, A. Zinin, Z. Coltun, "The OSPF Opaque LSA Option", RFC 5250, July 2008. (Registry created 2007-04-25) []