| 4258 | Requirements for Generalized Multi-Protocol Label Switching (GMPLS) Routing for the Automatically Switched Optical Network (ASON)D. Brungard, Ed. | Informational | November 2005 |
| 4259 | A Framework for Transmission of IP Datagrams over MPEG-2 NetworksM.-J. Montpetit, G. Fairhurst, H. Clausen, B. Collini-Nocker, H. Linder | Informational | December 2005 |
| 4260 | Mobile IPv6 Fast Handovers for 802.11 NetworksP. McCann | Informational | November 2005 |
| 4261 | Common Open Policy Service (COPS) Over Transport Layer Security (TLS)J. Walker, A. Kulkarni, Ed. | Proposed Standard | December 2005 |
| 4262 | X.509 Certificate Extension for Secure/Multipurpose Internet Mail Extensions (S/MIME) CapabilitiesS. Santesson | Proposed Standard | December 2005 |
| 4263 | Media Subtype Registration for Media Type text/troffB. Lilly | Informational | January 2006 |
| 4264 | BGP WedgiesT. Griffin, G. Huston | Informational | November 2005 |
| 4265 | Definition of Textual Conventions for Virtual Private Network (VPN) ManagementB. Schliesser, T. Nadeau | Proposed Standard | November 2005 |
| 4266 | The gopher URI SchemeP. Hoffman | Proposed Standard | November 2005 |
| 4267 | The W3C Speech Interface Framework Media Types: application/voicexml+xml, application/ssml+xml, application/srgs, application/srgs+xml, application/ccxml+xml, and application/pls+xmlM. Froumentin | Informational | November 2005 |
| 4268 | Entity State MIBS. Chisholm, D. Perkins | Proposed Standard | December 2005 |
| 4269 | The SEED Encryption AlgorithmH.J. Lee, S.J. Lee, J.H. Yoon, D.H. Cheon, J.I. Lee | Informational | December 2005 |
| 4270 | Attacks on Cryptographic Hashes in Internet ProtocolsP. Hoffman, B. Schneier | Informational | December 2005 |
| 4271 | A Border Gateway Protocol 4 (BGP-4)Y. Rekhter, Ed., T. Li, Ed., S. Hares, Ed. | Draft Standard | January 2006 |
| 4272 | BGP Security Vulnerabilities AnalysisS. Murphy | Informational | January 2006 |
| 4273 | Definitions of Managed Objects for BGP-4J. Haas, Ed., S. Hares, Ed. | Proposed Standard | January 2006 |
| 4274 | BGP-4 Protocol AnalysisD. Meyer, K. Patel | Informational | January 2006 |
| 4275 | BGP-4 MIB Implementation SurveyS. Hares, D. Hares | Informational | January 2006 |
| 4276 | BGP-4 Implementation ReportS. Hares, A. Retana | Informational | January 2006 |
| 4277 | Experience with the BGP-4 ProtocolD. McPherson, K. Patel | Informational | January 2006 |
| 4278 | Standards Maturity Variance Regarding the TCP MD5 Signature Option (RFC 2385) and the BGP-4 SpecificationS. Bellovin, A. Zinin | Informational | January 2006 |
| 4279 | Pre-Shared Key Ciphersuites for Transport Layer Security (TLS)P. Eronen, Ed., H. Tschofenig, Ed. | Proposed Standard | December 2005 |
| 4280 | Dynamic Host Configuration Protocol (DHCP) Options for Broadcast and Multicast Control ServersK. Chowdhury, P. Yegani, L. Madour | Proposed Standard | December 2005 |
| 4281 | The Codecs Parameter for "Bucket" Media TypesR. Gellens, D. Singer, P. Frojdh · obsoleted by RFC 6381 | Proposed Standard | December 2005 |
| 4282 | The Network Access IdentifierB. Aboba, M. Beadles, J. Arkko, P. Eronen · obsoleted by RFC 7542 | Proposed Standard | December 2005 |
| 4283 | Mobile Node Identifier Option for Mobile IPv6 (MIPv6)A. Patel, K. Leung, M. Khalil, H. Akhtar, K. Chowdhury | Proposed Standard | December 2005 |
| 4284 | Identity Selection Hints for the Extensible Authentication Protocol (EAP)F. Adrangi, V. Lortz, F. Bari, P. Eronen | Informational | January 2006 |
| 4285 | Authentication Protocol for Mobile IPv6A. Patel, K. Leung, M. Khalil, H. Akhtar, K. Chowdhury | Informational | January 2006 |
| 4286 | Multicast Router DiscoveryB. Haberman, J. Martin | Proposed Standard | December 2005 |
| 4287 | The Atom Syndication FormatM. Nottingham, Ed., R. Sayre, Ed. | Proposed Standard | December 2005 |
| 4288 | Media Type Specifications and Registration ProceduresN. Freed, J. Klensin · obsoleted by RFC 6838 | Best Current Practice | December 2005 |
| 4289 | Multipurpose Internet Mail Extensions (MIME) Part Four: Registration ProceduresN. Freed, J. Klensin | Best Current Practice | December 2005 |
| 4290 | Suggested Practices for Registration of Internationalized Domain Names (IDN)J. Klensin | Informational | December 2005 |
| 4291 | IP Version 6 Addressing ArchitectureR. Hinden, S. Deering | Draft Standard | February 2006 |
| 4292 | IP Forwarding Table MIBB. Haberman | Proposed Standard | April 2006 |
| 4293 | Management Information Base for the Internet Protocol (IP)S. Routhier, Ed. | Proposed Standard | April 2006 |
| 4294 | IPv6 Node RequirementsJ. Loughney, Ed. · obsoleted by RFC 6434 | Informational | April 2006 |
| 4295 | Mobile IPv6 Management Information BaseG. Keeni, K. Koide, K. Nagami, S. Gundavelli | Proposed Standard | April 2006 |
| 4296 | The Architecture of Direct Data Placement (DDP) and Remote Direct Memory Access (RDMA) on Internet ProtocolsS. Bailey, T. Talpey | Informational | December 2005 |
| 4297 | Remote Direct Memory Access (RDMA) over IP Problem StatementA. Romanow, J. Mogul, T. Talpey, S. Bailey | Informational | December 2005 |
| 4298 | RTP Payload Format for BroadVoice Speech CodecsJ.-H. Chen, W. Lee, J. Thyssen | Proposed Standard | December 2005 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4302 | IP Authentication HeaderS. Kent | Proposed Standard | December 2005 |
| 4303 | IP Encapsulating Security Payload (ESP)S. Kent | Proposed Standard | December 2005 |
| 4304 | Extended Sequence Number (ESN) Addendum to IPsec Domain of Interpretation (DOI) for Internet Security Association and Key Management Protocol (ISAKMP)S. Kent | Proposed Standard | December 2005 |
| 4305 | Cryptographic Algorithm Implementation Requirements for Encapsulating Security Payload (ESP) and Authentication Header (AH)D. Eastlake 3rd · obsoleted by RFC 4835 | Proposed Standard | December 2005 |
| 4306 | Internet Key Exchange (IKEv2) ProtocolC. Kaufman, Ed. · obsoleted by RFC 5996 | Proposed Standard | December 2005 |
| 4307 | Cryptographic Algorithms for Use in the Internet Key Exchange Version 2 (IKEv2)J. Schiller · obsoleted by RFC 8247 | Proposed Standard | December 2005 |
| 4308 | Cryptographic Suites for IPsecP. Hoffman | Proposed Standard | December 2005 |
| 4309 | Using Advanced Encryption Standard (AES) CCM Mode with IPsec Encapsulating Security Payload (ESP)R. Housley | Proposed Standard | December 2005 |
| 4310 | Domain Name System (DNS) Security Extensions Mapping for the Extensible Provisioning Protocol (EPP)S. Hollenbeck · obsoleted by RFC 5910 | Proposed Standard | December 2005 |
| 4311 | IPv6 Host-to-Router Load SharingR. Hinden, D. Thaler | Proposed Standard | November 2005 |
| 4312 | The Camellia Cipher Algorithm and Its Use With IPsecA. Kato, S. Moriai, M. Kanda | Proposed Standard | December 2005 |
| 4313 | Requirements for Distributed Control of Automatic Speech Recognition (ASR), Speaker Identification/Speaker Verification (SI/SV), and Text-to-Speech (TTS) ResourcesD. Oran | Informational | December 2005 |
| 4314 | IMAP4 Access Control List (ACL) ExtensionA. Melnikov | Proposed Standard | December 2005 |
| 4315 | Internet Message Access Protocol (IMAP) - UIDPLUS extensionM. Crispin | Proposed Standard | December 2005 |
| 4316 | Datatypes for Web Distributed Authoring and Versioning (WebDAV) PropertiesJ. Reschke | Experimental | December 2005 |
| 4317 | Session Description Protocol (SDP) Offer/Answer ExamplesA. Johnston, R. Sparks | Informational | December 2005 |
| 4318 | Definitions of Managed Objects for Bridges with Rapid Spanning Tree ProtocolD. Levi, D. Harrington | Proposed Standard | December 2005 |
| 4319 | Definitions of Managed Objects for High Bit-Rate DSL - 2nd generation (HDSL2) and Single-Pair High-Speed Digital Subscriber Line (SHDSL) LinesC. Sikes, B. Ray, R. Abbi | Proposed Standard | December 2005 |
| 4320 | Actions Addressing Identified Issues with the Session Initiation Protocol's (SIP) Non-INVITE TransactionR. Sparks | Proposed Standard | January 2006 |
| 4321 | Problems Identified Associated with the Session Initiation Protocol's (SIP) Non-INVITE TransactionR. Sparks | Informational | January 2006 |
| 4322 | Opportunistic Encryption using the Internet Key Exchange (IKE)M. Richardson, D.H. Redelmeier | Informational | December 2005 |
| 4323 | Data Over Cable System Interface Specification Quality of Service Management Information Base (DOCSIS-QoS MIB)M. Patrick, W. Murwin | Proposed Standard | January 2006 |
| 4324 | Calendar Access Protocol (CAP)D. Royer, G. Babics, S. Mansour | Experimental | December 2005 |
| 4325 | Internet X.509 Public Key Infrastructure Authority Information Access Certificate Revocation List (CRL) ExtensionS. Santesson, R. Housley · obsoleted by RFC 5280 | Proposed Standard | December 2005 |
| 4326 | Unidirectional Lightweight Encapsulation (ULE) for Transmission of IP Datagrams over an MPEG-2 Transport Stream (TS)G. Fairhurst, B. Collini-Nocker | Proposed Standard | December 2005 |
| 4327 | Link Management Protocol (LMP) Management Information Base (MIB)M. Dubuc, T. Nadeau, J. Lang, E. McGinnis · obsoleted by RFC 4631 | Proposed Standard | January 2006 |
| 4328 | Generalized Multi-Protocol Label Switching (GMPLS) Signaling Extensions for G.709 Optical Transport Networks ControlD. Papadimitriou, Ed. | Proposed Standard | January 2006 |
| 4329 | Scripting Media TypesB. Hoehrmann · obsoleted by RFC 9239 | Informational | April 2006 |
| 4330 | Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSID. Mills · obsoleted by RFC 5905 | Informational | January 2006 |
| 4331 | Quota and Size Properties for Distributed Authoring and Versioning (DAV) CollectionsB. Korver, L. Dusseault | Proposed Standard | February 2006 |
| 4332 | Cisco's Mobile IPv4 Host Configuration ExtensionsK. Leung, A. Patel, G. Tsirtsis, E. Klovning | Informational | December 2005 |
| 4333 | The IETF Administrative Oversight Committee (IAOC) Member Selection Guidelines and ProcessG. Huston, Ed., B. Wijnen, Ed. · obsoleted by RFC 8711 | Best Current Practice | December 2005 |
| 4334 | Certificate Extensions and Attributes Supporting Authentication in Point-to-Point Protocol (PPP) and Wireless Local Area Networks (WLAN)R. Housley, T. Moore | Proposed Standard | February 2006 |
| 4335 | The Secure Shell (SSH) Session Channel Break ExtensionJ. Galbraith, P. Remaker | Proposed Standard | January 2006 |
| 4336 | Problem Statement for the Datagram Congestion Control Protocol (DCCP)S. Floyd, M. Handley, E. Kohler | Informational | March 2006 |
| 4337 | MIME Type Registration for MPEG-4Y. Lim, D. Singer | Proposed Standard | March 2006 |
| 4338 | Transmission of IPv6, IPv4, and Address Resolution Protocol (ARP) Packets over Fibre ChannelC. DeSanti, C. Carlson, R. Nixon | Proposed Standard | January 2006 |
| 4339 | IPv6 Host Configuration of DNS Server Information ApproachesJ. Jeong, Ed. | Informational | February 2006 |
| 4340 | Datagram Congestion Control Protocol (DCCP)E. Kohler, M. Handley, S. Floyd | Proposed Standard | March 2006 |
| 4341 | Profile for Datagram Congestion Control Protocol (DCCP) Congestion Control ID 2: TCP-like Congestion ControlS. Floyd, E. Kohler | Proposed Standard | March 2006 |
| 4342 | Profile for Datagram Congestion Control Protocol (DCCP) Congestion Control ID 3: TCP-Friendly Rate Control (TFRC)S. Floyd, E. Kohler, J. Padhye | Proposed Standard | April 2006 |
| 4343 | Domain Name System (DNS) Case Insensitivity ClarificationD. Eastlake 3rd | Proposed Standard | January 2006 |
| 4344 | The Secure Shell (SSH) Transport Layer Encryption ModesM. Bellare, T. Kohno, C. Namprempre | Proposed Standard | January 2006 |
| 4345 | Improved Arcfour Modes for the Secure Shell (SSH) Transport Layer ProtocolB. Harris | Historic | January 2006 |
| 4346 | The Transport Layer Security (TLS) Protocol Version 1.1T. Dierks, E. Rescorla · obsoleted by RFC 5246 | Historic | April 2006 |
| 4347 | Datagram Transport Layer SecurityE. Rescorla, N. Modadugu · obsoleted by RFC 6347 | Historic | April 2006 |
| 4348 | Real-Time Transport Protocol (RTP) Payload Format for the Variable-Rate Multimode Wideband (VMR-WB) Audio CodecS. Ahmadi | Proposed Standard | January 2006 |
| 4349 | High-Level Data Link Control (HDLC) Frames over Layer 2 Tunneling Protocol, Version 3 (L2TPv3)C. Pignataro, M. Townsley | Proposed Standard | February 2006 |
| 4350 | A Uniform Resource Name (URN) Formal Namespace for the New Zealand GovernmentF. Hendrikx, C. Wallis | Informational | February 2006 |
| 4351 | Real-Time Transport Protocol (RTP) Payload for Text Conversation Interleaved in an Audio StreamG. Hellstrom, P. Jones | Historic | January 2006 |
| 4352 | RTP Payload Format for the Extended Adaptive Multi-Rate Wideband (AMR-WB+) Audio CodecJ. Sjoberg, M. Westerlund, A. Lakaniemi, S. Wenger | Proposed Standard | January 2006 |
| 4353 | A Framework for Conferencing with the Session Initiation Protocol (SIP)J. Rosenberg | Informational | February 2006 |
| 4354 | A Session Initiation Protocol (SIP) Event Package and Data Format for Various Settings in Support for the Push-to-Talk over Cellular (PoC) ServiceM. Garcia-Martin | Informational | January 2006 |
| 4355 | IANA Registration for Enumservices email, fax, mms, ems, and smsR. Brandner, L. Conroy, R. Stastny | Proposed Standard | January 2006 |
| 4356 | Mapping Between the Multimedia Messaging Service (MMS) and Internet MailR. Gellens | Proposed Standard | January 2006 |