RFC 2474: Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers

This document defines the IP header field, called the DS (for differentiated services) field. [STANDARDS-TRACK]

Read RFC 2474 on the RFC Editor

Outgoing relationships (11 related RFCs)

Updates, Informative reference — RFC 791: Internet Protocol
Obsoletes — RFC 1349: Type of Service in the Internet Protocol Suite
Obsoletes — RFC 1455: Physical Link Security Type of Service
Informative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Informative reference — RFC 2460: Internet Protocol, Version 6 (IPv6) Specification
Informative reference — RFC 1122: Requirements for Internet Hosts - Communication Layers
Informative reference — RFC 2434: Guidelines for Writing an IANA Considerations Section in RFCs
Informative reference — RFC 2475: An Architecture for Differentiated Services
Informative reference — RFC 2406: IP Encapsulating Security Payload (ESP)
Informative reference — RFC 1812: Requirements for IP Version 4 Routers
Informative reference — RFC 2402: IP Authentication Header

Incoming relationships (111 related RFCs)

Showing 50 of 111 related RFCs.

Updated by — RFC 3168: The Addition of Explicit Congestion Notification (ECN) to IP
Updated by — RFC 3260: New Terminology and Clarifications for Diffserv
Updated by — RFC 8436: Update to IANA Registration Procedures for Pool 3 Values in the Differentiated Services Field Codepoints (DSCP) Registry
Normatively referenced by — RFC 8200: Internet Protocol, Version 6 (IPv6) Specification
Normatively referenced by — RFC 5340: OSPF for IPv6
Normatively referenced by — RFC 5766: Traversal Using Relays around NAT (TURN): Relay Extensions to Session Traversal Utilities for NAT (STUN)
Normatively referenced by — RFC 6282: Compression Format for IPv6 Datagrams over IEEE 802.15.4-Based Networks
Normatively referenced by — RFC 9293: Transmission Control Protocol (TCP)
Normatively referenced by — RFC 6374: Packet Loss and Delay Measurement for MPLS Networks
Normatively referenced by — RFC 7657: Differentiated Services (Diffserv) and Real-Time Communication
Normatively referenced by — RFC 9012: The BGP Tunnel Encapsulation Attribute
Normatively referenced by — RFC 5971: GIST: General Internet Signalling Transport
Normatively referenced by — RFC 5415: Control And Provisioning of Wireless Access Points (CAPWAP) Protocol Specification
Normatively referenced by — RFC 5559: Pre-Congestion Notification (PCN) Architecture
Normatively referenced by — RFC 8939: Deterministic Networking (DetNet) Data Plane: IP
Normatively referenced by — RFC 8955: Dissemination of Flow Specification Rules
Normatively referenced by — RFC 4553: Structure-Agnostic Time Division Multiplexing (TDM) over Packet (SAToP)
Normatively referenced by — RFC 5865: A Differentiated Services Code Point (DSCP) for Capacity-Admitted Traffic
Normatively referenced by — RFC 6660: Encoding Three Pre-Congestion Notification (PCN) States in the IP Header Using a Single Diffserv Codepoint (DSCP)
Normatively referenced by — RFC 8296: Encapsulation for Bit Index Explicit Replication (BIER) in MPLS and Non-MPLS Networks
Normatively referenced by — RFC 9300: The Locator/ID Separation Protocol (LISP)
Normatively referenced by — RFC 5127: Aggregation of Diffserv Service Classes
Normatively referenced by — RFC 5777: Traffic Classification and Quality of Service (QoS) Attributes for Diameter
Normatively referenced by — RFC 3564: Requirements for Support of Differentiated Services-aware MPLS Traffic Engineering
Normatively referenced by — RFC 5575: Dissemination of Flow Specification Rules
Normatively referenced by — RFC 8086: GRE-in-UDP Encapsulation
Normatively referenced by — RFC 8087: The Benefits of Using Explicit Congestion Notification (ECN)
Normatively referenced by — RFC 4689: Terminology for Benchmarking Network-layer Traffic Control Mechanisms
Normatively referenced by — RFC 8100: Diffserv-Interconnection Classes and Practice
Normatively referenced by — RFC 6661: Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Controlled Load (CL) Mode of Operation
Normatively referenced by — RFC 6662: Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Single Marking (SM) Mode of Operation
Normatively referenced by — RFC 8656: Traversal Using Relays around NAT (TURN): Relay Extensions to Session Traversal Utilities for NAT (STUN)
Normatively referenced by — RFC 3520: Session Authorization Policy Element
Normatively referenced by — RFC 3670: Information Model for Describing Network Device QoS Datapath Mechanisms
Normatively referenced by — RFC 3317: Differentiated Services Quality of Service Policy Information Base
Normatively referenced by — RFC 5624: Quality of Service Parameters for Usage with Diameter
Normatively referenced by — RFC 6214: Adaptation of RFC 1149 for IPv6
Normatively referenced by — RFC 6796: A User Agent Profile Data Set for Media Policy
Normatively referenced by — RFC 8325: Mapping Diffserv to IEEE 802.11
Normatively referenced by — RFC 9484: Proxying IP in HTTP
Normatively referenced by — RFC 3763: One-way Active Measurement Protocol (OWAMP) Requirements
Normatively referenced by — RFC 6627: Overview of Pre-Congestion Notification Encoding
Normatively referenced by — RFC 9601: Propagating Explicit Congestion Notification across IP Tunnel Headers Separated by a Shim
Normatively referenced by — RFC 9956: A Non-Queue-Building Per-Hop Behavior (NQB PHB) for Differentiated Services
Normatively referenced by — RFC 3754: IP Multicast in Differentiated Services (DS) Networks
Normatively referenced by — RFC 7600: IPv4 Residual Deployment via IPv6 - A Stateless Solution (4rd)
Normatively referenced by — RFC 9832: BGP Classful Transport Planes
Informatively referenced by — RFC 4301: Security Architecture for the Internet Protocol
Informatively referenced by — RFC 4271: A Border Gateway Protocol 4 (BGP-4)
Informatively referenced by — RFC 3209: RSVP-TE: Extensions to RSVP for LSP Tunnels