| 3862 | Common Presence and Instant Messaging (CPIM): Message FormatG. Klyne, D. Atkins | Proposed Standard | August 2004 |
| 3863 | Presence Information Data Format (PIDF)H. Sugano, S. Fujimoto, G. Klyne, A. Bateman, W. Carr, J. Peterson | Proposed Standard | August 2004 |
| 3864 | Registration Procedures for Message Header FieldsG. Klyne, M. Nottingham, J. Mogul | Best Current Practice | September 2004 |
| 3865 | A No Soliciting Simple Mail Transfer Protocol (SMTP) Service ExtensionC. Malamud | Proposed Standard | September 2004 |
| 3866 | Language Tags and Ranges in the Lightweight Directory Access Protocol (LDAP)K. Zeilenga, Ed. | Proposed Standard | July 2004 |
| 3867 | Payment Application Programmers Interface (API) for v1.0 Internet Open Trading Protocol (IOTP)Y. Kawatsura, M. Hiroya, H. Beykirch | Informational | November 2004 |
| 3868 | Signalling Connection Control Part User Adaptation Layer (SUA)J. Loughney, Ed., G. Sidebottom, L. Coene, G. Verwimp, J. Keller, B. Bidulock | Proposed Standard | October 2004 |
| 3869 | IAB Concerns and Recommendations Regarding Internet Research and EvolutionR. Atkinson, Ed., S. Floyd, Ed., Internet Architecture Board | Informational | August 2004 |
| 3870 | application/rdf+xml Media Type RegistrationA. Swartz | Informational | September 2004 |
| 3871 | Operational Security Requirements for Large Internet Service Provider (ISP) IP Network InfrastructureG. Jones, Ed. | Informational | September 2004 |
| 3872 | Management Information Base for Telephony Routing over IP (TRIP)D. Zinman, D. Walker, J. Jiang | Proposed Standard | September 2004 |
| 3873 | Stream Control Transmission Protocol (SCTP) Management Information Base (MIB)J. Pastor, M. Belinchon | Proposed Standard | September 2004 |
| 3874 | A 224-bit One-way Hash Function: SHA-224R. Housley | Informational | September 2004 |
| 3875 | The Common Gateway Interface (CGI) Version 1.1D. Robinson, K. Coar | Informational | October 2004 |
| 3876 | Returning Matched Values with the Lightweight Directory Access Protocol version 3 (LDAPv3)D. Chadwick, S. Mullan | Proposed Standard | September 2004 |
| 3877 | Alarm Management Information Base (MIB)S. Chisholm, D. Romascanu | Proposed Standard | September 2004 |
| 3878 | Alarm Reporting Control Management Information Base (MIB)H. Lam, A. Huynh, D. Perkins | Proposed Standard | September 2004 |
| 3879 | Deprecating Site Local AddressesC. Huitema, B. Carpenter | Proposed Standard | September 2004 |
| 3880 | Call Processing Language (CPL): A Language for User Control of Internet Telephony ServicesJ. Lennox, X. Wu, H. Schulzrinne | Proposed Standard | November 2004 |
| 3881 | Security Audit and Access Accountability Message XML Data Definitions for Healthcare ApplicationsG. Marshall | Informational | October 2004 |
| 3882 | Configuring BGP to Block Denial-of-Service AttacksD. Turk | Informational | October 2004 |
| 3883 | Detecting Inactive Neighbors over OSPF Demand Circuits (DC)S. Rao, A. Zinin, A. Roy | Proposed Standard | October 2004 |
| 3884 | Use of IPsec Transport Mode for Dynamic RoutingJ. Touch, L. Eggert, Y. Wang | Informational | September 2004 |
| 3885 | SMTP Service Extension for Message TrackingE. Allman, T. Hansen | Proposed Standard | September 2004 |
| 3886 | An Extensible Message Format for Message Tracking ResponsesE. Allman | Proposed Standard | September 2004 |
| 3887 | Message Tracking Query ProtocolT. Hansen | Proposed Standard | September 2004 |
| 3888 | Message Tracking Model and RequirementsT. Hansen | Informational | September 2004 |
| 3890 | A Transport Independent Bandwidth Modifier for the Session Description Protocol (SDP)M. Westerlund | Proposed Standard | September 2004 |
| 3891 | The Session Initiation Protocol (SIP) "Replaces" HeaderR. Mahy, B. Biggs, R. Dean | Proposed Standard | September 2004 |
| 3892 | The Session Initiation Protocol (SIP) Referred-By MechanismR. Sparks | Proposed Standard | September 2004 |
| 3893 | Session Initiation Protocol (SIP) Authenticated Identity Body (AIB) FormatJ. Peterson | Proposed Standard | September 2004 |
| 3894 | Sieve Extension: Copying Without Side EffectsJ. Degener | Proposed Standard | October 2004 |
| 3895 | Definitions of Managed Objects for the DS1, E1, DS2, and E2 Interface TypesO. Nicklass, Ed. · obsoleted by RFC 4805 | Proposed Standard | September 2004 |
| 3896 | Definitions of Managed Objects for the DS3/E3 Interface TypeO. Nicklass, Ed. | Proposed Standard | September 2004 |
| 3897 | Open Pluggable Edge Services (OPES) Entities and End Points CommunicationA. Barbir | Informational | September 2004 |
| 3898 | Network Information Service (NIS) Configuration Options for Dynamic Host Configuration Protocol for IPv6 (DHCPv6)V. Kalusivalingam | Proposed Standard | October 2004 |
| 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 |