IETF RFCs Supported by Cisco NX-OS Unicast Features Release 6.x
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1 IETF Supported by Cisco NX-OS Unicast Features Release 6.x BGP, page 1 First-Hop Redundancy Protocols, page 2 IP Services, page 3 IPv6, page 3 IS-IS, page 4 OSPF, page 5 RIP, page 5 BGP RFC 1997 BGP Communities Attribute RFC 1998 An Application of the BGP Community Attribute in Multi-home Routing RFC 2385 Protection of BGP Sessions via the TCP MD5 Signature Option RFC 2439 BGP Route Flap Damping RFC 2519 A Framework for Inter-Domain Route Aggregation RFC 2545 Use of BGP-4 Multiprotocol Extensions for ipv6 Inter-Domain Routing RFC 2858 Multiprotocol Extensions for BGP-4 RFC 3065 Autonomous System Confederations for BGP RFC 3107 Carrying Label Information in BGP-4 OL
2 First-Hop Redundancy Protocols IETF Supported by Cisco NX-OS Unicast Features Release 6.x RFC 3392 RFC 4271 RFC 4273 RFC 4456 RFC 4486 RFC 4724 RFC 4893 RFC 5004 RFC RFC 5549 RFC 5668 draft-ietf-idr-add-paths-08.txt draft-ietf-idr-bgp4-mib-15.txt draft-kato-bgp-ipv6-link-local-00.txt Capabilities Advertisement with BGP-4 A Border Gateway Protocol 4 (BGP-4) Definitions of Managed Objects for BGP-4 BGP Route Reflection: An Alternative to Full Mesh Internal BGP (IBGP) Subcodes for BGP Cease Notification Message Graceful Restart Mechanism for BGP BGP Support for Four-octet AS Number Space Avoid BGP Best Path Transitions from One External to Another Textual Representation of Autonomous System (AS) Numbers Advertising IPv4 Network Layer Reachability Information with an IPv6 Next Hop 4-Octet AS Specific BGP Extended Community Advertisement of Multiple Paths in BGP BGP4-MIB BGP4+ Peering Using IPv6 Link-local Address 1 RFC 5396 is partially supported. The asplain and asdot notations are supported, but the asdot+ notation is not. First-Hop Redundancy Protocols RFC 2281 RFC 3768 Hot Standby Redundancy Protocol Virtual Router Redundancy Protocol 2 OL
3 IETF Supported by Cisco NX-OS Unicast Features Release 6.x IP Services IP Services RFC 768 RFC 791 RFC 792 RFC 793 RFC 826 RFC 1027 RFC 1591 RFC 1812 RFC 4022 RFC 4292 RFC 4293 UDP IP ICMP TCP ARP Proxy ARP DNS Client IPv4 routers TCP-MIB IP-FORWARDING-TABLE-MIB IP-MIB IPv6 RFC 1981 RFC 2373 RFC 2374 RFC 2460 RFC 2461 RFC 2462 RFC 2463 RFC 2464 Path MTU Discovery for IP version 6 IP Version 6 Addressing Architecture An Aggregatable Global Unicast Address Format Internet Protocol, Version 6 (IPv6) Specification Neighbor Discovery for IP Version 6 (IPv6) IPv6 Stateless Address Autoconfiguration Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) Specification Transmission of IPv6 Packets over Ethernet Networks OL
4 IS-IS IETF Supported by Cisco NX-OS Unicast Features Release 6.x RFC 3152 RFC 3162 RFC 3513 RFC 3596 RFC 4193 Delegation of IP6.ARPA RADIUS and IPv6 Internet Protocol Version 6 (IPv6) Addressing Architecture DNS Extensions to Support IP version 6 Unique Local IPv6 Unicast Addresses IS-IS RFC 1142 RFC 1195 RFC 2763, RFC 5301 RFC 2966, RFC 5302 RFC 2972 RFC 3277 RFC 3373, RFC 5303 RFC 3567, RFC 5304 RFC 3847, RFC 5306 RFC 4205, RFC 5307 RFC 5120 draft-ietf-isis-igp-p2p-over-lan-06.txt OSI intermediate system to intermediate system intro-domain routing exchange protocol Use of OSI IS-IS for routing in TCP/IP and dual environment Dynamic Hostname Exchange Mechanism for IS-IS Domain-wide Prefix Distribution with Two-Level IS-IS IS-IS Mesh Groups IS-IS Transient Blackhole Avoidance Three-Way Handshake for IS-IS Point-to-Point Adjacencies IS-IS Cryptographic Authentication Restart Signaling for IS-IS IS-IS Extensions in Support of Generalized Multi-Protocol Label Switching M-ISIS: Multi Topology (MT) Routing in Intermediate System to Intermediate Systems (IS-ISs) Internet Draft Point-to-point operation over LAN in link-state routing protocols 4 OL
5 IETF Supported by Cisco NX-OS Unicast Features Release 6.x OSPF OSPF RFC 2328 RFC 2740 RFC 3623 RFC 3101 RFC 2370 RFC 3137 draft-ietf-ospf-ospfv3-graceful-restart-04.txt OSPF Version 2 OSPF for IPv6 Graceful OSPF Restart The OSPF Not-So-Stubby Area (NSSA) Option The OSPF Opaque LSA Option OSPF Stub Router Advertisement OSPFv3 Graceful Restart RIP RFC 2453 RFC 2082 RIP Version 2 RIP-2 MD5 Authentication OL
6 RIP IETF Supported by Cisco NX-OS Unicast Features Release 6.x 6 OL
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