| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2474 | Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 HeadersK. Nichols, S. Blake, F. Baker, D. Black | Proposed Standard | December 1998 |
| 2597 | Assured Forwarding PHB GroupJ. Heinanen, F. Baker, W. Weiss, J. Wroclawski | Proposed Standard | June 1999 |
| 3031 | Multiprotocol Label Switching ArchitectureE. Rosen, A. Viswanathan, R. Callon | Proposed Standard | January 2001 |
| 3168 | The Addition of Explicit Congestion Notification (ECN) to IPK. Ramakrishnan, S. Floyd, D. Black | Proposed Standard | September 2001 |
| 3246 | An Expedited Forwarding PHB (Per-Hop Behavior)B. Davie, A. Charny, J.C.R. Bennet, K. Benson, J.Y. Le Boudec, W. Courtney, S. Davari, V. Firoiu, D. Stiliadis | Proposed Standard | March 2002 |
| 3540 | Robust Explicit Congestion Notification (ECN) Signaling with NoncesN. Spring, D. Wetherall, D. Ely | Historic | June 2003 |
| 4594 | Configuration Guidelines for DiffServ Service ClassesJ. Babiarz, K. Chan, F. Baker | Informational | August 2006 |
| 4774 | Specifying Alternate Semantics for the Explicit Congestion Notification (ECN) FieldS. Floyd | Best Current Practice | November 2006 |
| 5127 | Aggregation of Diffserv Service ClassesK. Chan, J. Babiarz, F. Baker | Informational | February 2008 |
| 5129 | Explicit Congestion Marking in MPLSB. Davie, B. Briscoe, J. Tay | Proposed Standard | January 2008 |
| 5462 | Multiprotocol Label Switching (MPLS) Label Stack Entry: "EXP" Field Renamed to "Traffic Class" FieldL. Andersson, R. Asati | Proposed Standard | February 2009 |
| 5559 | Pre-Congestion Notification (PCN) ArchitectureP. Eardley, Ed. | Informational | June 2009 |
| 5670 | Metering and Marking Behaviour of PCN-NodesP. Eardley, Ed. | Proposed Standard | November 2009 |
| 5696 | Baseline Encoding and Transport of Pre-Congestion InformationT. Moncaster, B. Briscoe, M. Menth · obsoleted by RFC 6660 | Proposed Standard | November 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5865 | A Differentiated Services Code Point (DSCP) for Capacity-Admitted TrafficF. Baker, J. Polk, M. Dolly | Proposed Standard | May 2010 |
| 6040 | Tunnelling of Explicit Congestion NotificationB. Briscoe | Proposed Standard | November 2010 |
| 6627 | Overview of Pre-Congestion Notification EncodingG. Karagiannis, K. Chan, T. Moncaster, M. Menth, P. Eardley, B. Briscoe | Informational | July 2012 |
| 6661 | Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Controlled Load (CL) Mode of OperationA. Charny, F. Huang, G. Karagiannis, M. Menth, T. Taylor, Ed. | Experimental | July 2012 |
| 6662 | Pre-Congestion Notification (PCN) Boundary-Node Behavior for the Single Marking (SM) Mode of OperationA. Charny, J. Zhang, G. Karagiannis, M. Menth, T. Taylor, Ed. | Experimental | July 2012 |