RFC 2597: Assured Forwarding PHB Group

This document defines a general use Differentiated Services (DS) Per-Hop-Behavior (PHB) Group called Assured Forwarding (AF). [STANDARDS-TRACK]

Read RFC 2597 on the RFC Editor

Outgoing relationships (2 related RFCs)

Informative reference — RFC 2474: Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers
Informative reference — RFC 2475: An Architecture for Differentiated Services

Incoming relationships (30 related RFCs)

Updated by — RFC 3260: New Terminology and Clarifications for Diffserv
Normatively referenced by — RFC 7657: Differentiated Services (Diffserv) and Real-Time Communication
Normatively referenced by — RFC 5127: Aggregation of Diffserv Service Classes
Normatively referenced by — RFC 3564: Requirements for Support of Differentiated Services-aware MPLS Traffic Engineering
Normatively referenced by — RFC 8100: Diffserv-Interconnection Classes and Practice
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 8325: Mapping Diffserv to IEEE 802.11
Normatively referenced by — RFC 4031: Service Requirements for Layer 3 Provider Provisioned Virtual Private Networks (PPVPNs)
Informatively referenced by — RFC 3819: Advice for Internet Subnetwork Designers
Informatively referenced by — RFC 4005: Diameter Network Access Server Application
Informatively referenced by — RFC 3175: Aggregation of RSVP for IPv4 and IPv6 Reservations
Informatively referenced by — RFC 4216: MPLS Inter-Autonomous System (AS) Traffic Engineering (TE) Requirements
Informatively referenced by — RFC 3086: Definition of Differentiated Services Per Domain Behaviors and Rules for their Specification
Informatively referenced by — RFC 3714: IAB Concerns Regarding Congestion Control for Voice Traffic in the Internet
Informatively referenced by — RFC 6660: Encoding Three Pre-Congestion Notification (PCN) States in the IP Header Using a Single Diffserv Codepoint (DSCP)
Informatively referenced by — RFC 3644: Policy Quality of Service (QoS) Information Model
Informatively referenced by — RFC 4110: A Framework for Layer 3 Provider-Provisioned Virtual Private Networks (PPVPNs)
Informatively referenced by — RFC 5696: Baseline Encoding and Transport of Pre-Congestion Information
Informatively referenced by — RFC 7325: MPLS Forwarding Compliance and Performance Requirements
Informatively referenced by — RFC 9522: Overview and Principles of Internet Traffic Engineering
Informatively referenced by — RFC 3821: Fibre Channel Over TCP/IP (FCIP)
Informatively referenced by — RFC 5975: QSPEC Template for the Quality-of-Service NSIS Signaling Layer Protocol (NSLP)
Informatively referenced by — RFC 8837: Differentiated Services Code Point (DSCP) Packet Markings for WebRTC QoS
Informatively referenced by — RFC 5624: Quality of Service Parameters for Usage with Diameter
Informatively referenced by — RFC 6601: Generic Connection Admission Control (GCAC) Algorithm Specification for IP/MPLS Networks
Informatively referenced by — RFC 9622: An Abstract Application Programming Interface (API) for Transport Services
Informatively referenced by — RFC 7155: Diameter Network Access Server Application
Informatively referenced by — RFC 9435: Considerations for Assigning a New Recommended Differentiated Services Code Point (DSCP)
Informatively referenced by — RFC 3754: IP Multicast in Differentiated Services (DS) Networks