RFC 6660: Encoding Three Pre-Congestion Notification (PCN) States in the IP Header Using a Single Diffserv Codepoint (DSCP)

The objective of Pre-Congestion Notification (PCN) is to protect the quality of service (QoS) of inelastic flows within a Diffserv domain. The overall rate of…

Read RFC 6660 on the RFC Editor

Outgoing relationships (20 related RFCs)

Obsoletes, Informative reference — RFC 5696: Baseline Encoding and Transport of Pre-Congestion Information
Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 3168: The Addition of Explicit Congestion Notification (ECN) to IP
Normative reference — RFC 2474: Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers
Normative reference — RFC 6040: Tunnelling of Explicit Congestion Notification
Normative reference — RFC 5559: Pre-Congestion Notification (PCN) Architecture
Normative reference — RFC 5670: Metering and Marking Behaviour of PCN-Nodes
Informative reference — RFC 3031: Multiprotocol Label Switching Architecture
Informative reference — RFC 3246: An Expedited Forwarding PHB (Per-Hop Behavior)
Informative reference — RFC 5462: Multiprotocol Label Switching (MPLS) Label Stack Entry: "EXP" Field Renamed to "Traffic Class" Field
Informative reference — RFC 2597: Assured Forwarding PHB Group
Informative reference — RFC 4594: Configuration Guidelines for DiffServ Service Classes
Informative reference — RFC 3540: Robust Explicit Congestion Notification (ECN) Signaling with Nonces
Informative reference — RFC 5129: Explicit Congestion Marking in MPLS
Informative reference — RFC 4774: Specifying Alternate Semantics for the Explicit Congestion Notification (ECN) Field
Informative reference — RFC 5865: A Differentiated Services Code Point (DSCP) for Capacity-Admitted Traffic
Informative reference — RFC 5127: Aggregation of Diffserv Service Classes
Informative reference — RFC 6661: Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Controlled Load (CL) Mode of Operation
Informative reference — RFC 6662: Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Single Marking (SM) Mode of Operation
Informative reference — RFC 6627: Overview of Pre-Congestion Notification Encoding

Incoming relationships (9 related RFCs)

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 9601: Propagating Explicit Congestion Notification across IP Tunnel Headers Separated by a Shim
Informatively referenced by — RFC 8311: Relaxing Restrictions on Explicit Congestion Notification (ECN) Experimentation
Informatively referenced by — RFC 9331: The Explicit Congestion Notification (ECN) Protocol for Low Latency, Low Loss, and Scalable Throughput (L4S)
Informatively referenced by — RFC 8698: Network-Assisted Dynamic Adaptation (NADA): A Unified Congestion Control Scheme for Real-Time Media
Informatively referenced by — RFC 9599: Guidelines for Adding Congestion Notification to Protocols that Encapsulate IP
Informatively referenced by — RFC 6627: Overview of Pre-Congestion Notification Encoding
Informatively referenced by — RFC 9600: TRansparent Interconnection of Lots of Links (TRILL): Explicit Congestion Notification (ECN) Support