| 793 | Transmission Control ProtocolJ. Postel · obsoleted by RFC 9293 | Internet Standard | September 1981 |
| 896 | Congestion Control in IP/TCP InternetworksJ. Nagle · obsoleted by RFC 7805 | Historic | January 1984 |
| 1122 | Requirements for Internet Hosts - Communication LayersR. Braden, Ed. | Internet Standard | October 1989 |
| 1323 | TCP Extensions for High PerformanceV. Jacobson, R. Braden, D. Borman · obsoleted by RFC 7323 | Proposed Standard | May 1992 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2212 | Specification of Guaranteed Quality of ServiceS. Shenker, C. Partridge, R. Guerin | Proposed Standard | September 1997 |
| 2309 | Recommendations on Queue Management and Congestion Avoidance in the InternetB. Braden, D. Clark, J. Crowcroft, B. Davie, S. Deering, D. Estrin, S. Floyd, V. Jacobson, G. Minshall, C. Partridge, L. Peterson, K. Ramakrishnan, S. Shenker, J. Wroclawski, L. Zhang · obsoleted by RFC 7567 | Informational | April 1998 |
| 2357 | IETF Criteria for Evaluating Reliable Multicast Transport and Application ProtocolsA. Mankin, A. Romanow, S. Bradner, V. Paxson | Informational | June 1998 |
| 2414 | Increasing TCP's Initial WindowM. Allman, S. Floyd, C. Partridge · obsoleted by RFC 3390 | Experimental | September 1998 |
| 2475 | An Architecture for Differentiated ServicesS. Blake, D. Black, M. Carlson, E. Davies, Z. Wang, W. Weiss | Informational | December 1998 |
| 2481 | A Proposal to add Explicit Congestion Notification (ECN) to IPK. Ramakrishnan, S. Floyd · obsoleted by RFC 3168 | Experimental | January 1999 |
| 2525 | Known TCP Implementation ProblemsV. Paxson, M. Allman, S. Dawson, W. Fenner, J. Griner, I. Heavens, K. Lahey, J. Semke, B. Volz | Informational | March 1999 |
| 2581 | TCP Congestion ControlM. Allman, V. Paxson, W. Stevens · obsoleted by RFC 5681 | Proposed Standard | April 1999 |
| 2582 | The NewReno Modification to TCP's Fast Recovery AlgorithmS. Floyd, T. Henderson · obsoleted by RFC 3782 | Experimental | April 1999 |
| 2616 | Hypertext Transfer Protocol -- HTTP/1.1R. Fielding, J. Gettys, J. Mogul, H. Frystyk, L. Masinter, P. Leach, T. Berners-Lee · obsoleted by RFC 7230, RFC 7231, RFC 7232, RFC 7233, RFC 7234, RFC 7235 | Draft Standard | June 1999 |
| 2861 | TCP Congestion Window ValidationM. Handley, J. Padhye, S. Floyd · obsoleted by RFC 7661 | Historic | June 2000 |