Subsequent Address Family Identifiers (SAFI) (last updated 2010-02-05) Registries included below - SAFI Values Registry Name: SAFI Values Reference: [RFC4760] Range Registration Procedures Note --------- --------------------------------------------------- -------------------- 1-63 Standards Action or Early Allocation policy 64-127 First Come First Served 128-240 Some recognized assignments below, others Reserved 241-254 Reserved for Private Use Not to be assigned Registry: Value Description Reference ------- ---------------------------------------------- --------- 0 Reserved [RFC4760] 1 Network Layer Reachability Information used [RFC4760] for unicast forwarding 2 Network Layer Reachability Information used [RFC4760] for multicast forwarding 3 Reserved [RFC4760] 4 Network Layer Reachability Information (NLRI) [RFC3107] with MPLS Labels 5 MCAST-VPN [RFC-ietf-l3vpn-2547bis-mcast-bgp-08.txt] 6 Network Layer Reachability Information used [draft-ietf-pwe3-dynamic-ms-pw] for Dynamic Placement of Multi-Segment Pseudowires (TEMPORARY - Expires 2008-08-23) 7 Encapsulation SAFI [RFC5512] 8-63 Unassigned 64 Tunnel SAFI [Nalawade] 65 Virtual Private LAN Service (VPLS) [RFC4761][RFC-ietf-l2vpn-signaling-08.txt] 66 BGP MDT SAFI [Nalawade] 67 BGP 4over6 SAFI [RFC-wu-softwire-4over6-04.txt] 68 BGP 6over4 SAFI [Cui] 69 Layer-1 VPN auto-discovery information [RFC-ietf-l1vpn-bgp-auto-discovery-05.txt] 70-127 Unassigned 128 MPLS-labeled VPN address [RFC4364] 129 Multicast for BGP/MPLS IP Virtual Private [RFC2547] Networks (VPNs) 130-131 Reserved [RFC4760] 132 Route Target constrains [RFC4684] 133 IPv4 dissemination of flow specification rules [RFC5575] 134 VPNv4 dissemination of flow specification rules [RFC5575] 135-139 Reserved [RFC4760] 140 VPN auto-discovery [draft-ietf-l3vpn-bgpvpn-auto] 141-240 Reserved [RFC4760] 241-254 Private Use [RFC4760] 255 Reserved [RFC4760] References ---------- [RFC2547] E. Rosen and Y. Rekhter, "BGP/MPLS VPNs", RFC 2547, March 1999. [RFC3107] Y. Rekhter and E. Rosen, "Carrying Label Information in BGP-4", RFC 3107, May 2001. [RFC4364] E. Rosen and Y. Rekhter, "BGP/MPLS IP VPNs", RFC 4364, February 2006. [RFC4684] P. Marques, R. Bonica, L. Fang, L. Martini, R. Raszuk, K. Patel and J. Guichard, "Constrained VPN Route Distribution", RFC 4684, November 2006. [RFC4760] T. Bates, R. Chandra, D. Katz and Y. Rekhter, "Multiprotocol Extensions for BGP-4", RFC 4760, January 2007. [RFC4761] K. Kompella and Y. Rekhter, "Virtual Private LAN Service (VPLS) Using BGP for Auto-discovery and Signaling", RFC 4761, January 2007. [RFC-ietf-l1vpn-bgp-auto-discovery-05.txt] H. Brahim, D. Fedyk, Y. Rekhter, "BGP-based Auto-Discovery for Layer-1 VPNs", RFC XXXX, Month Year. [draft-ietf-l3vpn-bgpvpn-auto] Work in progress [draft-ietf-pwe3-dynamic-ms-pw] Work in progress [RFC-ietf-l3vpn-2547bis-mcast-bgp-08.txt] R. Aggarwal, E. Rosen, T. Morin, Y. Rekhter, "BGP Encodings and Procedures for Multicast in MPLS/BGP IP VPNs", RFC XXXX, Month Year. [RFC5512] P. Mohapatra, E. Rosen, "BGP Encapsulation SAFI and BGP Tunnel Encapsulation Attribute", RFC 5512, April 2009. [RFC5575] P. Marques, N. Sheth, R. Raszuk, B. Greene, J. Mauch, D. McPherson, "Dissemination of flow specification rules", RFC 5575, August 2009. [RFC-wu-softwire-4over6-04.txt] J. Wu, Y. Cui, X. Li, M. Xu, C. Metz, "4over6 Transit Solution using IP Encapsulation and MP-BGP Extensions", RFC XXXX, Month Year. [RFC-ietf-l2vpn-signaling-08.txt] E. Rosen, W. Luo, B. Davie, V. Radoaca, "Provisioning, Autodiscovery, and Signaling in L2VPNs", RFC XXXX, Month Year. People ------ [Bates] Tony Bates, , July 2000. [Cui] Yong Cui, , 15 August 2006, 20 September 2006. [Nalawade] Gargi Nalawade, , January 2004. (draft-nalawade-kapoor-tunnel-safi-01.txt) (draft-nalawade-idr-mdt-safi-00.txt), February 2004. (created 2000-07) []