| 1144 | Compressing TCP/IP Headers for Low-Speed Serial LinksV. Jacobson | Proposed Standard | February 1990 |
| 1323 | TCP Extensions for High PerformanceV. Jacobson, R. Braden, D. Borman · obsoleted by RFC 7323 | Proposed Standard | May 1992 |
| 2246 | The TLS Protocol Version 1.0T. Dierks, C. Allen · obsoleted by RFC 4346 | Historic | January 1999 |
| 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 |
| 2393 | IP Payload Compression Protocol (IPComp)A. Shacham, R. Monsour, R. Pereira, M. Thomas · obsoleted by RFC 3173 | Proposed Standard | December 1998 |
| 2401 | Security Architecture for the Internet ProtocolS. Kent, R. Atkinson · obsoleted by RFC 4301 | Proposed Standard | November 1998 |
| 2416 | When TCP Starts Up With Four Packets Into Only Three BuffersT. Shepard, C. Partridge | Informational | September 1998 |
| 2507 | IP Header CompressionM. Degermark, B. Nordgren, S. Pink | Proposed Standard | February 1999 |
| 2508 | Compressing IP/UDP/RTP Headers for Low-Speed Serial LinksS. Casner, V. Jacobson | Proposed Standard | February 1999 |
| 2509 | IP Header Compression over PPPM. Engan, S. Casner, C. Bormann · obsoleted by RFC 3544 | Proposed Standard | February 1999 |
| 2581 | TCP Congestion ControlM. Allman, V. Paxson, W. Stevens · obsoleted by RFC 5681 | Proposed Standard | 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 |
| 2689 | Providing Integrated Services over Low-bitrate LinksC. Bormann | Informational | September 1999 |
| 2757 | Long Thin NetworksG. Montenegro, S. Dawkins, M. Kojo, V. Magret, N. Vaidya | Informational | January 2000 |
| 3042 | Enhancing TCP's Loss Recovery Using Limited TransmitM. Allman, H. Balakrishnan, S. Floyd | Proposed Standard | January 2001 |
| 3095 | RObust Header Compression (ROHC): Framework and four profiles: RTP, UDP, ESP, and uncompressedC. Bormann, C. Burmeister, M. Degermark, H. Fukushima, H. Hannu, L-E. Jonsson, R. Hakenberg, T. Koren, K. Le, Z. Liu, A. Martensson, A. Miyazaki, K. Svanbro, T. Wiebke, T. Yoshimura, H. Zheng | Proposed Standard | July 2001 |