| 4060 | RTP Payload Formats for European Telecommunications Standards Institute (ETSI) European Standard ES 202 050, ES 202 211, and ES 202 212 Distributed Speech Recognition EncodingQ. Xie, D. Pearce | Proposed Standard | May 2005 |
| 4061 | Benchmarking Basic OSPF Single Router Control Plane ConvergenceV. Manral, R. White, A. Shaikh | Informational | April 2005 |
| 4062 | OSPF Benchmarking Terminology and ConceptsV. Manral, R. White, A. Shaikh | Informational | April 2005 |
| 4063 | Considerations When Using Basic OSPF Convergence BenchmarksV. Manral, R. White, A. Shaikh | Informational | April 2005 |
| 4064 | Experimental Message, Extensions, and Error Codes for Mobile IPv4A. Patel, K. Leung | Proposed Standard | May 2005 |
| 4065 | Instructions for Seamoby and Experimental Mobility Protocol IANA AllocationsJ. Kempf | Experimental | July 2005 |
| 4066 | Candidate Access Router Discovery (CARD)M. Liebsch, Ed., A. Singh, Ed., H. Chaskar, D. Funato, E. Shim | Experimental | July 2005 |
| 4067 | Context Transfer Protocol (CXTP)J. Loughney, Ed., M. Nakhjiri, C. Perkins, R. Koodli | Experimental | July 2005 |
| 4068 | Fast Handovers for Mobile IPv6R. Koodli, Ed. · obsoleted by RFC 5268 | Experimental | July 2005 |
| 4069 | Definitions of Managed Object Extensions for Very High Speed Digital Subscriber Lines (VDSL) Using Single Carrier Modulation (SCM) Line CodingM. Dodge, B. Ray | Proposed Standard | May 2005 |
| 4070 | Definitions of Managed Object Extensions for Very High Speed Digital Subscriber Lines (VDSL) Using Multiple Carrier Modulation (MCM) Line CodingM. Dodge, B. Ray | Proposed Standard | May 2005 |
| 4071 | Structure of the IETF Administrative Support Activity (IASA)R. Austein, Ed., B. Wijnen, Ed. · obsoleted by RFC 8711 | Best Current Practice | April 2005 |
| 4072 | Diameter Extensible Authentication Protocol (EAP) ApplicationP. Eronen, Ed., T. Hiller, G. Zorn | Proposed Standard | August 2005 |
| 4073 | Protecting Multiple Contents with the Cryptographic Message Syntax (CMS)R. Housley | Proposed Standard | May 2005 |
| 4074 | Common Misbehavior Against DNS Queries for IPv6 AddressesY. Morishita, T. Jinmei | Informational | June 2005 |
| 4075 | Simple Network Time Protocol (SNTP) Configuration Option for DHCPv6V. Kalusivalingam | Proposed Standard | May 2005 |
| 4076 | Renumbering Requirements for Stateless Dynamic Host Configuration Protocol for IPv6 (DHCPv6)T. Chown, S. Venaas, A. Vijayabhaskar | Informational | May 2005 |
| 4077 | A Negative Acknowledgement Mechanism for Signaling CompressionA.B. Roach | Proposed Standard | May 2005 |
| 4078 | The TV-Anytime Content Reference Identifier (CRID)N. Earnshaw, S. Aoki, A. Ashley, W. Kameyama | Informational | May 2005 |
| 4079 | A Presence Architecture for the Distribution of GEOPRIV Location ObjectsJ. Peterson | Informational | July 2005 |
| 4080 | Next Steps in Signaling (NSIS): FrameworkR. Hancock, G. Karagiannis, J. Loughney, S. Van den Bosch | Informational | June 2005 |
| 4081 | Security Threats for Next Steps in Signaling (NSIS)H. Tschofenig, D. Kroeselberg | Informational | June 2005 |
| 4082 | Timed Efficient Stream Loss-Tolerant Authentication (TESLA): Multicast Source Authentication Transform IntroductionA. Perrig, D. Song, R. Canetti, J. D. Tygar, B. Briscoe | Informational | June 2005 |
| 4083 | Input 3rd-Generation Partnership Project (3GPP) Release 5 Requirements on the Session Initiation Protocol (SIP)M. Garcia-Martin | Informational | May 2005 |
| 4084 | Terminology for Describing Internet ConnectivityJ. Klensin | Best Current Practice | May 2005 |
| 4085 | Embedding Globally-Routable Internet Addresses Considered HarmfulD. Plonka | Best Current Practice | June 2005 |
| 4086 | Randomness Requirements for SecurityD. Eastlake 3rd, J. Schiller, S. Crocker | Best Current Practice | June 2005 |
| 4087 | IP Tunnel MIBD. Thaler | Proposed Standard | June 2005 |
| 4088 | Uniform Resource Identifier (URI) Scheme for the Simple Network Management Protocol (SNMP)D. Black, K. McCloghrie, J. Schoenwaelder | Proposed Standard | June 2005 |
| 4089 | IAB and IESG Recommendation for IETF Administrative RestructuringS. Hollenbeck, Ed., IAB and IESG | Informational | May 2005 |
| 4090 | Fast Reroute Extensions to RSVP-TE for LSP TunnelsP. Pan, Ed., G. Swallow, Ed., A. Atlas, Ed. | Proposed Standard | May 2005 |
| 4091 | The Alternative Network Address Types (ANAT) Semantics for the Session Description Protocol (SDP) Grouping FrameworkG. Camarillo, J. Rosenberg · obsoleted by RFC 5245 | Proposed Standard | June 2005 |
| 4092 | Usage of the Session Description Protocol (SDP) Alternative Network Address Types (ANAT) Semantics in the Session Initiation Protocol (SIP)G. Camarillo, J. Rosenberg · obsoleted by RFC 5245 | Proposed Standard | June 2005 |
| 4093 | Problem Statement: Mobile IPv4 Traversal of Virtual Private Network (VPN) GatewaysF. Adrangi, Ed., H. Levkowetz, Ed. | Informational | August 2005 |
| 4094 | Analysis of Existing Quality-of-Service Signaling ProtocolsJ. Manner, X. Fu | Informational | May 2005 |
| 4095 | Attaching Meaning to Solicitation Class KeywordsC. Malamud | Proposed Standard | May 2005 |
| 4096 | Policy-Mandated Labels Such as "Adv:" in Email Subject Headers Considered Ineffective At BestC. Malamud | Informational | May 2005 |
| 4097 | Middlebox Communications (MIDCOM) Protocol EvaluationM. Barnes, Ed. | Informational | June 2005 |
| 4098 | Terminology for Benchmarking BGP Device Convergence in the Control PlaneH. Berkowitz, E. Davies, Ed., S. Hares, P. Krishnaswamy, M. Lepp | Informational | June 2005 |
| 4101 | Writing Protocol ModelsE. Rescorla, IAB | Informational | June 2005 |
| 4102 | Registration of the text/red MIME Sub-TypeP. Jones | Proposed Standard | June 2005 |
| 4103 | RTP Payload for Text ConversationG. Hellstrom, P. Jones | Proposed Standard | June 2005 |
| 4104 | Policy Core Extension Lightweight Directory Access Protocol Schema (PCELS)M. Pana, Ed., A. Reyes, A. Barba, D. Moron, M. Brunner | Proposed Standard | June 2005 |
| 4105 | Requirements for Inter-Area MPLS Traffic EngineeringJ.-L. Le Roux, Ed., J.-P. Vasseur, Ed., J. Boyle, Ed. | Informational | June 2005 |
| 4106 | The Use of Galois/Counter Mode (GCM) in IPsec Encapsulating Security Payload (ESP)J. Viega, D. McGrew | Proposed Standard | June 2005 |
| 4107 | Guidelines for Cryptographic Key ManagementS. Bellovin, R. Housley | Best Current Practice | June 2005 |
| 4108 | Using Cryptographic Message Syntax (CMS) to Protect Firmware PackagesR. Housley | Proposed Standard | August 2005 |
| 4109 | Algorithms for Internet Key Exchange version 1 (IKEv1)P. Hoffman | Proposed Standard | May 2005 |
| 4110 | A Framework for Layer 3 Provider-Provisioned Virtual Private Networks (PPVPNs)R. Callon, M. Suzuki | Informational | July 2005 |
| 4111 | Security Framework for Provider-Provisioned Virtual Private Networks (PPVPNs)L. Fang, Ed. | Informational | July 2005 |
| 4112 | Electronic Commerce Modeling Language (ECML) Version 2 SpecificationD. Eastlake 3rd | Proposed Standard | June 2005 |
| 4113 | Management Information Base for the User Datagram Protocol (UDP)B. Fenner, J. Flick | Proposed Standard | June 2005 |
| 4114 | E.164 Number Mapping for the Extensible Provisioning Protocol (EPP)S. Hollenbeck | Proposed Standard | June 2005 |
| 4115 | A Differentiated Service Two-Rate, Three-Color Marker with Efficient Handling of in-Profile TrafficO. Aboul-Magd, S. Rabie | Informational | July 2005 |
| 4116 | IPv4 Multihoming Practices and LimitationsJ. Abley, K. Lindqvist, E. Davies, B. Black, V. Gill | Informational | July 2005 |
| 4117 | Transcoding Services Invocation in the Session Initiation Protocol (SIP) Using Third Party Call Control (3pcc)G. Camarillo, E. Burger, H. Schulzrinne, A. van Wijk | Informational | June 2005 |
| 4118 | Architecture Taxonomy for Control and Provisioning of Wireless Access Points (CAPWAP)L. Yang, P. Zerfos, E. Sadot | Informational | June 2005 |
| 4119 | A Presence-based GEOPRIV Location Object FormatJ. Peterson | Proposed Standard | December 2005 |
| 4120 | The Kerberos Network Authentication Service (V5)C. Neuman, T. Yu, S. Hartman, K. Raeburn | Proposed Standard | July 2005 |
| 4121 | The Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Mechanism: Version 2L. Zhu, K. Jaganathan, S. Hartman | Proposed Standard | July 2005 |
| 4122 | A Universally Unique IDentifier (UUID) URN NamespaceP. Leach, M. Mealling, R. Salz · obsoleted by RFC 9562 | Proposed Standard | July 2005 |
| 4123 | Session Initiation Protocol (SIP)-H.323 Interworking RequirementsH. Schulzrinne, C. Agboh | Informational | July 2005 |
| 4124 | Protocol Extensions for Support of Diffserv-aware MPLS Traffic EngineeringF. Le Faucheur, Ed. | Proposed Standard | June 2005 |
| 4125 | Maximum Allocation Bandwidth Constraints Model for Diffserv-aware MPLS Traffic EngineeringF. Le Faucheur, W. Lai | Experimental | June 2005 |
| 4126 | Max Allocation with Reservation Bandwidth Constraints Model for Diffserv-aware MPLS Traffic Engineering & Performance ComparisonsJ. Ash | Experimental | June 2005 |
| 4127 | Russian Dolls Bandwidth Constraints Model for Diffserv-aware MPLS Traffic EngineeringF. Le Faucheur, Ed. | Experimental | June 2005 |
| 4128 | Bandwidth Constraints Models for Differentiated Services (Diffserv)-aware MPLS Traffic Engineering: Performance EvaluationW. Lai | Informational | June 2005 |
| 4129 | Digital Private Network Signaling System (DPNSS)/Digital Access Signaling System 2 (DASS 2) Extensions to the IUA ProtocolR. Mukundan, K. Morneault, N. Mangalpally | Proposed Standard | September 2005 |
| 4130 | MIME-Based Secure Peer-to-Peer Business Data Interchange Using HTTP, Applicability Statement 2 (AS2)D. Moberg, R. Drummond | Proposed Standard | July 2005 |
| 4131 | Management Information Base for Data Over Cable Service Interface Specification (DOCSIS) Cable Modems and Cable Modem Termination Systems for Baseline Privacy PlusS. Green, K. Ozawa, E. Cardona, Ed., A. Katsnelson | Proposed Standard | September 2005 |
| 4132 | Addition of Camellia Cipher Suites to Transport Layer Security (TLS)S. Moriai, A. Kato, M. Kanda · obsoleted by RFC 5932 | Proposed Standard | July 2005 |
| 4133 | Entity MIB (Version 3)A. Bierman, K. McCloghrie · obsoleted by RFC 6933 | Proposed Standard | August 2005 |
| 4134 | Examples of S/MIME MessagesP. Hoffman, Ed. | Informational | July 2005 |
| 4135 | Goals of Detecting Network Attachment in IPv6JH. Choi, G. Daley | Informational | August 2005 |
| 4136 | OSPF Refresh and Flooding Reduction in Stable TopologiesP. Pillay-Esnault | Informational | July 2005 |
| 4137 | State Machines for Extensible Authentication Protocol (EAP) Peer and AuthenticatorJ. Vollbrecht, P. Eronen, N. Petroni, Y. Ohba | Informational | August 2005 |
| 4138 | Forward RTO-Recovery (F-RTO): An Algorithm for Detecting Spurious Retransmission Timeouts with TCP and the Stream Control Transmission Protocol (SCTP)P. Sarolahti, M. Kojo | Experimental | August 2005 |
| 4139 | Requirements for Generalized MPLS (GMPLS) Signaling Usage and Extensions for Automatically Switched Optical Network (ASON)D. Papadimitriou, J. Drake, J. Ash, A. Farrel, L. Ong | Informational | July 2005 |
| 4140 | Hierarchical Mobile IPv6 Mobility Management (HMIPv6)H. Soliman, C. Castelluccia, K. El Malki, L. Bellier · obsoleted by RFC 5380 | Experimental | August 2005 |
| 4141 | SMTP and MIME Extensions for Content ConversionK. Toyoda, D. Crocker | Proposed Standard | November 2005 |
| 4142 | Full-mode Fax Profile for Internet Mail (FFPIM)D. Crocker, G. Klyne | Proposed Standard | November 2005 |
| 4143 | Facsimile Using Internet Mail (IFAX) Service of ENUMK. Toyoda, D. Crocker | Proposed Standard | November 2005 |
| 4144 | How to Gain Prominence and Influence in Standards OrganizationsD. Eastlake 3rd | Informational | September 2005 |
| 4145 | TCP-Based Media Transport in the Session Description Protocol (SDP)D. Yon, G. Camarillo | Proposed Standard | September 2005 |
| 4146 | Simple New Mail NotificationR. Gellens | Informational | August 2005 |
| 4147 | Proposed Changes to the Format of the IANA IPv6 RegistryG. Huston | Informational | August 2005 |
| 4148 | IP Performance Metrics (IPPM) Metrics RegistryE. Stephan · obsoleted by RFC 6248 | Best Current Practice | August 2005 |
| 4149 | Definition of Managed Objects for Synthetic Sources for Performance Monitoring AlgorithmsC. Kalbfleisch, R. Cole, D. Romascanu | Proposed Standard | August 2005 |
| 4150 | Transport Performance Metrics MIBR. Dietz, R. Cole | Proposed Standard | August 2005 |
| 4151 | The 'tag' URI SchemeT. Kindberg, S. Hawke | Informational | October 2005 |
| 4152 | A Uniform Resource Name (URN) Namespace for the Common Language Equipment Identifier (CLEI) CodeK. Tesink, R. Fox | Informational | August 2005 |
| 4153 | XML Voucher: Generic Voucher LanguageK. Fujimura, M. Terada, D. Eastlake 3rd | Informational | September 2005 |
| 4154 | Voucher Trading System Application Programming Interface (VTS-API)M. Terada, K. Fujimura | Informational | September 2005 |
| 4155 | The application/mbox Media TypeE. Hall | Informational | September 2005 |
| 4156 | The wais URI SchemeP. Hoffman | Historic | August 2005 |
| 4157 | The prospero URI SchemeP. Hoffman | Historic | August 2005 |
| 4158 | Internet X.509 Public Key Infrastructure: Certification Path BuildingM. Cooper, Y. Dzambasow, P. Hesse, S. Joseph, R. Nicholas | Informational | September 2005 |