| 3901 | DNS IPv6 Transport Operational GuidelinesA. Durand, J. Ihren · obsoleted by RFC 10001 | Best Current Practice | September 2004 |
| 3902 | The "application/soap+xml" media typeM. Baker, M. Nottingham | Informational | September 2004 |
| 3903 | Session Initiation Protocol (SIP) Extension for Event State PublicationA. Niemi, Ed. | Proposed Standard | November 2004 |
| 3904 | Evaluation of IPv6 Transition Mechanisms for Unmanaged NetworksC. Huitema, R. Austein, S. Satapati, R. van der Pol | Informational | September 2004 |
| 3905 | A Template for IETF Patent Disclosures and Licensing DeclarationsV. See, Ed. | Informational | September 2004 |
| 3906 | Calculating Interior Gateway Protocol (IGP) Routes Over Traffic Engineering TunnelsN. Shen, H. Smit | Informational | October 2004 |
| 3909 | Lightweight Directory Access Protocol (LDAP) Cancel OperationK. Zeilenga | Proposed Standard | October 2004 |
| 3910 | The SPIRITS (Services in PSTN requesting Internet Services) ProtocolV. Gurbani, Ed., A. Brusilovsky, I. Faynberg, J. Gato, H. Lu, M. Unmehopa | Proposed Standard | October 2004 |
| 3911 | The Session Initiation Protocol (SIP) "Join" HeaderR. Mahy, D. Petrie | Proposed Standard | October 2004 |
| 3912 | WHOIS Protocol SpecificationL. Daigle | Draft Standard | September 2004 |
| 3913 | Border Gateway Multicast Protocol (BGMP): Protocol SpecificationD. Thaler | Historic | September 2004 |
| 3914 | Open Pluggable Edge Services (OPES) Treatment of IAB ConsiderationsA. Barbir, A. Rousskov | Informational | October 2004 |
| 3915 | Domain Registry Grace Period Mapping for the Extensible Provisioning Protocol (EPP)S. Hollenbeck | Proposed Standard | October 2004 |
| 3916 | Requirements for Pseudo-Wire Emulation Edge-to-Edge (PWE3)X. Xiao, Ed., D. McPherson, Ed., P. Pate, Ed. | Informational | October 2004 |
| 3917 | Requirements for IP Flow Information Export (IPFIX)J. Quittek, T. Zseby, B. Claise, S. Zander | Informational | October 2004 |
| 3918 | Methodology for IP Multicast BenchmarkingD. Stopp, B. Hickman | Informational | October 2004 |
| 3919 | Remote Network Monitoring (RMON) Protocol Identifiers for IPv6 and Multi Protocol Label Switching (MPLS)E. Stephan, J. Palet | Informational | October 2004 |
| 3920 | Extensible Messaging and Presence Protocol (XMPP): CoreP. Saint-Andre, Ed. · obsoleted by RFC 6120 | Proposed Standard | October 2004 |
| 3921 | Extensible Messaging and Presence Protocol (XMPP): Instant Messaging and PresenceP. Saint-Andre, Ed. · obsoleted by RFC 6121 | Proposed Standard | October 2004 |
| 3922 | Mapping the Extensible Messaging and Presence Protocol (XMPP) to Common Presence and Instant Messaging (CPIM)P. Saint-Andre | Proposed Standard | October 2004 |
| 3923 | End-to-End Signing and Object Encryption for the Extensible Messaging and Presence Protocol (XMPP)P. Saint-Andre | Proposed Standard | October 2004 |
| 3924 | Cisco Architecture for Lawful Intercept in IP NetworksF. Baker, B. Foster, C. Sharp | Informational | November 2004 |
| 3925 | Vendor-Identifying Vendor Options for Dynamic Host Configuration Protocol version 4 (DHCPv4)J. Littlefield | Proposed Standard | October 2004 |
| 3926 | FLUTE - File Delivery over Unidirectional TransportT. Paila, M. Luby, R. Lehtonen, V. Roca, R. Walsh · obsoleted by RFC 6726 | Experimental | October 2004 |
| 3927 | Dynamic Configuration of IPv4 Link-Local AddressesS. Cheshire, B. Aboba, E. Guttman | Proposed Standard | May 2005 |
| 3928 | Lightweight Directory Access Protocol (LDAP) Client Update Protocol (LCUP)R. Megginson, Ed., M. Smith, O. Natkovich, J. Parham | Proposed Standard | October 2004 |
| 3929 | Alternative Decision Making Processes for Consensus-Blocked Decisions in the IETFT. Hardie | Experimental | October 2004 |
| 3930 | The Protocol versus Document Points of View in Computer ProtocolsD. Eastlake 3rd | Informational | October 2004 |
| 3931 | Layer Two Tunneling Protocol - Version 3 (L2TPv3)J. Lau, Ed., M. Townsley, Ed., I. Goyret, Ed. | Proposed Standard | March 2005 |
| 3932 | The IESG and RFC Editor Documents: ProceduresH. Alvestrand · obsoleted by RFC 5742 | Best Current Practice | October 2004 |
| 3933 | A Model for IETF Process ExperimentsJ. Klensin, S. Dawkins | Best Current Practice | November 2004 |
| 3934 | Updates to RFC 2418 Regarding the Management of IETF Mailing ListsM. Wasserman · obsoleted by RFC 9945 | Best Current Practice | October 2004 |
| 3935 | A Mission Statement for the IETFH. Alvestrand | Best Current Practice | October 2004 |
| 3936 | Procedures for Modifying the Resource reSerVation Protocol (RSVP)K. Kompella, J. Lang | Best Current Practice | October 2004 |
| 3937 | A Uniform Resource Name (URN) Namespace for the International Press Telecommunications Council (IPTC)M. Steidl | Informational | November 2004 |
| 3938 | Video-Message Message-ContextT. Hansen | Proposed Standard | October 2004 |
| 3939 | Calling Line Identification for Voice Mail MessagesG. Parsons, J. Maruszak | Proposed Standard | December 2004 |
| 3940 | Negative-acknowledgment (NACK)-Oriented Reliable Multicast (NORM) ProtocolB. Adamson, C. Bormann, M. Handley, J. Macker · obsoleted by RFC 5740 | Experimental | November 2004 |
| 3941 | Negative-Acknowledgment (NACK)-Oriented Reliable Multicast (NORM) Building BlocksB. Adamson, C. Bormann, M. Handley, J. Macker · obsoleted by RFC 5401 | Experimental | November 2004 |
| 3942 | Reclassifying Dynamic Host Configuration Protocol version 4 (DHCPv4) OptionsB. Volz | Proposed Standard | November 2004 |
| 3943 | Transport Layer Security (TLS) Protocol Compression Using Lempel-Ziv-Stac (LZS)R. Friend | Informational | November 2004 |
| 3944 | H.350 Directory ServicesT. Johnson, S. Okubo, S. Campos | Informational | December 2004 |
| 3945 | Generalized Multi-Protocol Label Switching (GMPLS) ArchitectureE. Mannie, Ed. | Proposed Standard | November 2004 |
| 3946 | Generalized Multi-Protocol Label Switching (GMPLS) Extensions for Synchronous Optical Network (SONET) and Synchronous Digital Hierarchy (SDH) ControlE. Mannie, D. Papadimitriou · obsoleted by RFC 4606 | Proposed Standard | November 2004 |
| 3947 | Negotiation of NAT-Traversal in the IKET. Kivinen, B. Swander, A. Huttunen, V. Volpe | Proposed Standard | January 2005 |
| 3948 | UDP Encapsulation of IPsec ESP PacketsA. Huttunen, B. Swander, V. Volpe, L. DiBurro, M. Stenberg | Proposed Standard | January 2005 |
| 3949 | File Format for Internet FaxR. Buckley, D. Venable, L. McIntyre, G. Parsons, J. Rafferty | Draft Standard | February 2005 |
| 3950 | Tag Image File Format Fax eXtended (TIFF-FX) - image/tiff-fx MIME Sub-type RegistrationL. McIntyre, G. Parsons, J. Rafferty | Draft Standard | February 2005 |
| 3951 | Internet Low Bit Rate Codec (iLBC)S. Andersen, A. Duric, H. Astrom, R. Hagen, W. Kleijn, J. Linden | Experimental | December 2004 |
| 3952 | Real-time Transport Protocol (RTP) Payload Format for internet Low Bit Rate Codec (iLBC) SpeechA. Duric, S. Andersen | Experimental | December 2004 |
| 3953 | Telephone Number Mapping (ENUM) Service Registration for Presence ServicesJ. Peterson | Proposed Standard | January 2005 |
| 3954 | Cisco Systems NetFlow Services Export Version 9B. Claise, Ed. | Informational | October 2004 |
| 3955 | Evaluation of Candidate Protocols for IP Flow Information Export (IPFIX)S. Leinen | Informational | October 2004 |
| 3956 | Embedding the Rendezvous Point (RP) Address in an IPv6 Multicast AddressP. Savola, B. Haberman | Proposed Standard | November 2004 |
| 3957 | Authentication, Authorization, and Accounting (AAA) Registration Keys for Mobile IPv4C. Perkins, P. Calhoun | Proposed Standard | March 2005 |
| 3958 | Domain-Based Application Service Location Using SRV RRs and the Dynamic Delegation Discovery Service (DDDS)L. Daigle, A. Newton | Proposed Standard | January 2005 |
| 3959 | The Early Session Disposition Type for the Session Initiation Protocol (SIP)G. Camarillo | Proposed Standard | December 2004 |
| 3960 | Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)G. Camarillo, H. Schulzrinne | Informational | December 2004 |
| 3961 | Encryption and Checksum Specifications for Kerberos 5K. Raeburn | Proposed Standard | February 2005 |
| 3962 | Advanced Encryption Standard (AES) Encryption for Kerberos 5K. Raeburn | Proposed Standard | February 2005 |
| 3963 | Network Mobility (NEMO) Basic Support ProtocolV. Devarapalli, R. Wakikawa, A. Petrescu, P. Thubert | Proposed Standard | January 2005 |
| 3964 | Security Considerations for 6to4P. Savola, C. Patel | Informational | December 2004 |
| 3965 | A Simple Mode of Facsimile Using Internet MailK. Toyoda, H. Ohno, J. Murai, D. Wing | Draft Standard | December 2004 |
| 3966 | The tel URI for Telephone NumbersH. Schulzrinne | Proposed Standard | December 2004 |
| 3967 | Clarifying when Standards Track Documents may Refer Normatively to Documents at a Lower LevelR. Bush, T. Narten | Best Current Practice | January 2005 |
| 3968 | The Internet Assigned Number Authority (IANA) Header Field Parameter Registry for the Session Initiation Protocol (SIP)G. Camarillo | Best Current Practice | December 2004 |
| 3969 | The Internet Assigned Number Authority (IANA) Uniform Resource Identifier (URI) Parameter Registry for the Session Initiation Protocol (SIP)G. Camarillo | Best Current Practice | December 2004 |
| 3970 | A Traffic Engineering (TE) MIBK. Kompella | Proposed Standard | January 2005 |
| 3971 | SEcure Neighbor Discovery (SEND)J. Arkko, Ed., J. Kempf, B. Zill, P. Nikander | Proposed Standard | March 2005 |
| 3972 | Cryptographically Generated Addresses (CGA)T. Aura | Proposed Standard | March 2005 |
| 3973 | Protocol Independent Multicast - Dense Mode (PIM-DM): Protocol Specification (Revised)A. Adams, J. Nicholas, W. Siadak | Experimental | January 2005 |
| 3974 | SMTP Operational Experience in Mixed IPv4/v6 EnvironmentsM. Nakamura, J. Hagino | Informational | January 2005 |
| 3975 | OMA-IETF Standardization CollaborationG. Huston, Ed., I. Leuca, Ed. | Informational | February 2005 |
| 3976 | Interworking SIP and Intelligent Network (IN) ApplicationsV. K. Gurbani, F. Haerens, V. Rastogi | Informational | January 2005 |
| 3977 | Network News Transfer Protocol (NNTP)C. Feather | Proposed Standard | October 2006 |
| 3978 | IETF Rights in ContributionsS. Bradner, Ed. · obsoleted by RFC 5378 | Best Current Practice | March 2005 |
| 3979 | Intellectual Property Rights in IETF TechnologyS. Bradner, Ed. · obsoleted by RFC 8179 | Best Current Practice | March 2005 |
| 3980 | T11 Network Address Authority (NAA) Naming Format for iSCSI Node NamesM. Krueger, M. Chadalapaka, R. Elliott · obsoleted by RFC 7143 | Proposed Standard | February 2005 |
| 3981 | IRIS: The Internet Registry Information Service (IRIS) Core ProtocolA. Newton, M. Sanz | Proposed Standard | January 2005 |
| 3982 | IRIS: A Domain Registry (dreg) Type for the Internet Registry Information Service (IRIS)A. Newton, M. Sanz | Proposed Standard | January 2005 |
| 3983 | Using the Internet Registry Information Service (IRIS) over the Blocks Extensible Exchange Protocol (BEEP)A. Newton, M. Sanz | Proposed Standard | January 2005 |
| 3984 | RTP Payload Format for H.264 VideoS. Wenger, M.M. Hannuksela, T. Stockhammer, M. Westerlund, D. Singer · obsoleted by RFC 6184 | Proposed Standard | February 2005 |
| 3985 | Pseudo Wire Emulation Edge-to-Edge (PWE3) ArchitectureS. Bryant, Ed., P. Pate, Ed. | Informational | March 2005 |
| 3986 | Uniform Resource Identifier (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter | Internet Standard | January 2005 |
| 3987 | Internationalized Resource Identifiers (IRIs)M. Duerst, M. Suignard | Proposed Standard | January 2005 |
| 3988 | Maximum Transmission Unit Signalling Extensions for the Label Distribution ProtocolB. Black, K. Kompella | Experimental | February 2005 |
| 3989 | Middlebox Communications (MIDCOM) Protocol SemanticsM. Stiemerling, J. Quittek, T. Taylor · obsoleted by RFC 5189 | Informational | February 2005 |
| 3990 | Configuration and Provisioning for Wireless Access Points (CAPWAP) Problem StatementB. O'Hara, P. Calhoun, J. Kempf | Informational | February 2005 |
| 3991 | Media Gateway Control Protocol (MGCP) Redirect and Reset PackageB. Foster, F. Andreasen | Informational | February 2005 |
| 3992 | Media Gateway Control Protocol (MGCP) Lockstep State Reporting MechanismB. Foster, F. Andreasen | Informational | February 2005 |
| 3993 | Subscriber-ID Suboption for the Dynamic Host Configuration Protocol (DHCP) Relay Agent OptionR. Johnson, T. Palaniappan, M. Stapp | Proposed Standard | March 2005 |
| 3994 | Indication of Message Composition for Instant MessagingH. Schulzrinne | Proposed Standard | February 2005 |
| 3995 | Internet Printing Protocol (IPP): Event Notifications and SubscriptionsR. Herriot, T. Hastings | Proposed Standard | March 2005 |
| 3996 | Internet Printing Protocol (IPP): The 'ippget' Delivery Method for Event NotificationsR. Herriot, T. Hastings, H. Lewis | Proposed Standard | March 2005 |
| 3997 | Internet Printing Protocol (IPP): Requirements for IPP NotificationsT. Hastings, Ed., R. K. deBry, H. Lewis | Informational | March 2005 |
| 3998 | Internet Printing Protocol (IPP): Job and Printer Administrative OperationsC. Kugler, H. Lewis, T. Hastings, Ed. | Proposed Standard | March 2005 |