RFC 2890: Key and Sequence Number Extensions to GRE

This document describes extensions by which two fields, Key and Sequence Number, can be optionally carried in the GRE Header. [STANDARDS-TRACK]

Read RFC 2890 on the RFC Editor

Outgoing relationships (1 related RFC)

Updates — RFC 2784: Generic Routing Encapsulation (GRE)

Incoming relationships (28 related RFCs)

Normatively referenced by — RFC 3095: RObust Header Compression (ROHC): Framework and four profiles: RTP, UDP, ESP, and uncompressed
Normatively referenced by — RFC 9012: The BGP Tunnel Encapsulation Attribute
Normatively referenced by — RFC 7637: NVGRE: Network Virtualization Using Generic Routing Encapsulation
Normatively referenced by — RFC 5512: The BGP Encapsulation Subsequent Address Family Identifier (SAFI) and the BGP Tunnel Encapsulation Attribute
Normatively referenced by — RFC 7676: IPv6 Support for Generic Routing Encapsulation (GRE)
Normatively referenced by — RFC 5225: RObust Header Compression Version 2 (ROHCv2): Profiles for RTP, UDP, IP, ESP and UDP-Lite
Normatively referenced by — RFC 5845: Generic Routing Encapsulation (GRE) Key Option for Proxy Mobile IPv6
Normatively referenced by — RFC 8086: GRE-in-UDP Encapsulation
Normatively referenced by — RFC 5640: Load-Balancing for Mesh Softwires
Normatively referenced by — RFC 4996: RObust Header Compression (ROHC): A Profile for TCP/IP (ROHC-TCP)
Normatively referenced by — RFC 7588: A Widely Deployed Solution to the Generic Routing Encapsulation (GRE) Fragmentation Problem
Normatively referenced by — RFC 6674: Gateway-Initiated Dual-Stack Lite Deployment
Normatively referenced by — RFC 6846: RObust Header Compression (ROHC): A Profile for TCP/IP (ROHC-TCP)
Normatively referenced by — RFC 8157: Huawei's GRE Tunnel Bonding Protocol
Normatively referenced by — RFC 6245: Generic Routing Encapsulation (GRE) Key Extension for Mobile IPv4
Normatively referenced by — RFC 8350: Alternate Tunnel Encapsulation for Data Frames in Control and Provisioning of Wireless Access Points (CAPWAP)
Normatively referenced by — RFC 9188: Generic Multi-Access (GMA) Encapsulation Protocol
Informatively referenced by — RFC 6513: Multicast in MPLS/BGP IP VPNs
Informatively referenced by — RFC 4213: Basic Transition Mechanisms for IPv6 Hosts and Routers
Informatively referenced by — RFC 3024: Reverse Tunneling for Mobile IP, revised
Informatively referenced by — RFC 4110: A Framework for Layer 3 Provider-Provisioned Virtual Private Networks (PPVPNs)
Informatively referenced by — RFC 9301: Locator/ID Separation Protocol (LISP) Control Plane
Informatively referenced by — RFC 6037: Cisco Systems' Solution for Multicast in BGP/MPLS IP VPNs
Informatively referenced by — RFC 8922: A Survey of the Interaction between Security Protocols and Transport Services
Informatively referenced by — RFC 9263: Network Service Header (NSH) Metadata Type 2 Variable-Length Context Headers
Informatively referenced by — RFC 4815: RObust Header Compression (ROHC): Corrections and Clarifications to RFC 3095
Informatively referenced by — RFC 8743: Multiple Access Management Services Multi-Access Management Services (MAMS)
Informatively referenced by — RFC 6312: Mobile Networks Considerations for IPv6 Deployment