| 6401 | RSVP Extensions for Admission PriorityF. Le Faucheur, J. Polk, K. Carlberg | Proposed Standard | October 2011 |
| 6402 | Certificate Management over CMS (CMC) UpdatesJ. Schaad · obsoleted by RFC 10002, RFC 10003, RFC 10004 | Proposed Standard | November 2011 |
| 6403 | Suite B Profile of Certificate Management over CMSL. Zieglar, S. Turner, M. Peck | Historic | November 2011 |
| 6404 | Session PEERing for Multimedia INTerconnect (SPEERMINT) Security Threats and Suggested CountermeasuresJ. Seedorf, S. Niccolini, E. Chen, H. Scholz | Informational | November 2011 |
| 6405 | Voice over IP (VoIP) SIP Peering Use CasesA. Uzelac, Ed., Y. Lee, Ed. | Informational | November 2011 |
| 6406 | Session PEERing for Multimedia INTerconnect (SPEERMINT) ArchitectureD. Malas, Ed., J. Livingood, Ed. | Informational | November 2011 |
| 6407 | The Group Domain of InterpretationB. Weis, S. Rowles, T. Hardjono · obsoleted by RFC 9838 | Proposed Standard | October 2011 |
| 6408 | Diameter Straightforward-Naming Authority Pointer (S-NAPTR) UsageM. Jones, J. Korhonen, L. Morand | Proposed Standard | November 2011 |
| 6409 | Message Submission for MailR. Gellens, J. Klensin | Internet Standard | November 2011 |
| 6410 | Reducing the Standards Track to Two Maturity LevelsR. Housley, D. Crocker, E. Burger | Best Current Practice | October 2011 |
| 6411 | Applicability of Keying Methods for RSVP SecurityM. Behringer, F. Le Faucheur, B. Weis | Informational | October 2011 |
| 6412 | Terminology for Benchmarking Link-State IGP Data-Plane Route ConvergenceS. Poretsky, B. Imhoff, K. Michielsen | Informational | November 2011 |
| 6413 | Benchmarking Methodology for Link-State IGP Data-Plane Route ConvergenceS. Poretsky, B. Imhoff, K. Michielsen | Informational | November 2011 |
| 6414 | Benchmarking Terminology for Protection PerformanceS. Poretsky, R. Papneja, J. Karthik, S. Vapiwala | Informational | November 2011 |
| 6415 | Web Host MetadataE. Hammer-Lahav, Ed., B. Cook | Proposed Standard | October 2011 |
| 6416 | RTP Payload Format for MPEG-4 Audio/Visual StreamsM. Schmidt, F. de Bont, S. Doehla, J. Kim | Proposed Standard | October 2011 |
| 6417 | How to Contribute Research Results to Internet StandardizationP. Eardley, L. Eggert, M. Bagnulo, R. Winter | Informational | November 2011 |
| 6418 | Multiple Interfaces and Provisioning Domains Problem StatementM. Blanchet, P. Seite | Informational | November 2011 |
| 6419 | Current Practices for Multiple-Interface HostsM. Wasserman, P. Seite | Informational | November 2011 |
| 6420 | PIM Multi-Topology ID (MT-ID) Join AttributeY. Cai, H. Ou | Proposed Standard | November 2011 |
| 6421 | Crypto-Agility Requirements for Remote Authentication Dial-In User Service (RADIUS)D. Nelson, Ed. | Informational | November 2011 |
| 6422 | Relay-Supplied DHCP OptionsT. Lemon, Q. Wu | Proposed Standard | December 2011 |
| 6423 | Using the Generic Associated Channel Label for Pseudowire in the MPLS Transport Profile (MPLS-TP)H. Li, L. Martini, J. He, F. Huang | Proposed Standard | November 2011 |
| 6424 | Mechanism for Performing Label Switched Path Ping (LSP Ping) over MPLS TunnelsN. Bahadur, K. Kompella, G. Swallow · obsoleted by RFC 8029 | Proposed Standard | November 2011 |
| 6425 | Detecting Data-Plane Failures in Point-to-Multipoint MPLS - Extensions to LSP PingS. Saxena, Ed., G. Swallow, Z. Ali, A. Farrel, S. Yasukawa, T. Nadeau | Proposed Standard | November 2011 |
| 6426 | MPLS On-Demand Connectivity Verification and Route TracingE. Gray, N. Bahadur, S. Boutros, R. Aggarwal | Proposed Standard | November 2011 |
| 6427 | MPLS Fault Management Operations, Administration, and Maintenance (OAM)G. Swallow, Ed., A. Fulignoli, Ed., M. Vigoureux, Ed., S. Boutros, D. Ward | Proposed Standard | November 2011 |
| 6428 | Proactive Connectivity Verification, Continuity Check, and Remote Defect Indication for the MPLS Transport ProfileD. Allan, Ed., G. Swallow, Ed., J. Drake, Ed. | Proposed Standard | November 2011 |
| 6429 | TCP Sender Clarification for Persist ConditionM. Bashyam, M. Jethanandani, A. Ramaiah · obsoleted by RFC 9293 | Informational | December 2011 |
| 6430 | Email Feedback Report Type Value: not-spamK. Li, B. Leiba | Proposed Standard | November 2011 |
| 6431 | Huawei Port Range Configuration Options for PPP IP Control Protocol (IPCP)M. Boucadair, P. Levis, G. Bajko, T. Savolainen, T. Tsou | Informational | November 2011 |
| 6432 | Carrying Q.850 Codes in Reason Header Fields in SIP (Session Initiation Protocol) ResponsesR. Jesske, L. Liess | Proposed Standard | November 2011 |
| 6433 | Requirements for a Working Group Milestones ToolP. Hoffman | Informational | November 2011 |
| 6434 | IPv6 Node RequirementsE. Jankiewicz, J. Loughney, T. Narten · obsoleted by RFC 8504 | Informational | December 2011 |
| 6435 | MPLS Transport Profile Lock Instruct and Loopback FunctionsS. Boutros, Ed., S. Sivabalan, Ed., R. Aggarwal, Ed., M. Vigoureux, Ed., X. Dai, Ed. | Proposed Standard | November 2011 |
| 6436 | Rationale for Update to the IPv6 Flow Label SpecificationS. Amante, B. Carpenter, S. Jiang | Informational | November 2011 |
| 6437 | IPv6 Flow Label SpecificationS. Amante, B. Carpenter, S. Jiang, J. Rajahalme | Proposed Standard | November 2011 |
| 6438 | Using the IPv6 Flow Label for Equal Cost Multipath Routing and Link Aggregation in TunnelsB. Carpenter, S. Amante | Proposed Standard | November 2011 |
| 6439 | Routing Bridges (RBridges): Appointed ForwardersR. Perlman, D. Eastlake, Y. Li, A. Banerjee, F. Hu · obsoleted by RFC 8139 | Proposed Standard | November 2011 |
| 6440 | The EAP Re-authentication Protocol (ERP) Local Domain Name DHCPv6 OptionG. Zorn, Q. Wu, Y. Wang | Proposed Standard | December 2011 |
| 6441 | Time to Remove Filters for Previously Unallocated IPv4 /8sL. Vegoda | Best Current Practice | November 2011 |
| 6442 | Location Conveyance for the Session Initiation ProtocolJ. Polk, B. Rosen, J. Peterson | Proposed Standard | December 2011 |
| 6443 | Framework for Emergency Calling Using Internet MultimediaB. Rosen, H. Schulzrinne, J. Polk, A. Newton | Informational | December 2011 |
| 6444 | Location Hiding: Problem Statement and RequirementsH. Schulzrinne, L. Liess, H. Tschofenig, B. Stark, A. Kuett | Informational | January 2012 |
| 6445 | Multiprotocol Label Switching (MPLS) Traffic Engineering Management Information Base for Fast RerouteT. Nadeau, Ed., A. Koushik, Ed., R. Cetin, Ed. | Proposed Standard | November 2011 |
| 6446 | Session Initiation Protocol (SIP) Event Notification Extension for Notification Rate ControlA. Niemi, K. Kiss, S. Loreto | Proposed Standard | January 2012 |
| 6447 | Filtering Location Notifications in the Session Initiation Protocol (SIP)R. Mahy, B. Rosen, H. Tschofenig | Proposed Standard | January 2012 |
| 6448 | The Unencrypted Form of Kerberos 5 KRB-CRED MessageR. Yount | Proposed Standard | November 2011 |
| 6449 | Complaint Feedback Loop Operational RecommendationsJ. Falk, Ed. | Informational | November 2011 |
| 6450 | Multicast Ping ProtocolS. Venaas | Proposed Standard | December 2011 |
| 6451 | Location-to-Service Translation (LoST) Protocol ExtensionsA. Forte, H. Schulzrinne | Experimental | December 2011 |
| 6452 | The Unicode Code Points and Internationalized Domain Names for Applications (IDNA) - Unicode 6.0P. Faltstrom, Ed., P. Hoffman, Ed. | Proposed Standard | November 2011 |
| 6453 | A URN Namespace for the Open Grid Forum (OGF)F. Dijkstra, R. Hughes-Jones | Informational | December 2011 |
| 6454 | The Web Origin ConceptA. Barth | Proposed Standard | December 2011 |
| 6455 | The WebSocket ProtocolI. Fette, A. Melnikov | Proposed Standard | December 2011 |
| 6456 | Multi-Segment Pseudowires in Passive Optical NetworksH. Li, R. Zheng, A. Farrel | Informational | November 2011 |
| 6457 | PCC-PCE Communication and PCE Discovery Requirements for Inter-Layer Traffic EngineeringT. Takeda, Ed., A. Farrel | Informational | December 2011 |
| 6458 | Sockets API Extensions for the Stream Control Transmission Protocol (SCTP)R. Stewart, M. Tuexen, K. Poon, P. Lei, V. Yasevich | Informational | December 2011 |
| 6459 | IPv6 in 3rd Generation Partnership Project (3GPP) Evolved Packet System (EPS)J. Korhonen, Ed., J. Soininen, B. Patil, T. Savolainen, G. Bajko, K. Iisakkila | Informational | January 2012 |
| 6460 | Suite B Profile for Transport Layer Security (TLS)M. Salter, R. Housley | Historic | January 2012 |
| 6461 | Data for Reachability of Inter-/Intra-NetworK SIP (DRINKS) Use Cases and Protocol RequirementsS. Channabasappa, Ed. | Informational | January 2012 |
| 6462 | Report from the Internet Privacy WorkshopA. Cooper | Informational | January 2012 |
| 6463 | Runtime Local Mobility Anchor (LMA) Assignment Support for Proxy Mobile IPv6J. Korhonen, Ed., S. Gundavelli, H. Yokota, X. Cui | Proposed Standard | February 2012 |
| 6464 | A Real-time Transport Protocol (RTP) Header Extension for Client-to-Mixer Audio Level IndicationJ. Lennox, Ed., E. Ivov, E. Marocco | Proposed Standard | December 2011 |
| 6465 | A Real-time Transport Protocol (RTP) Header Extension for Mixer-to-Client Audio Level IndicationE. Ivov, Ed., E. Marocco, Ed., J. Lennox | Proposed Standard | December 2011 |
| 6466 | IANA Registration of the 'image' Media Type for the Session Description Protocol (SDP)G. Salgueiro | Proposed Standard | December 2011 |
| 6467 | Secure Password Framework for Internet Key Exchange Version 2 (IKEv2)T. Kivinen | Informational | December 2011 |
| 6468 | Sieve Notification Mechanism: SIP MESSAGEA. Melnikov, B. Leiba, K. Li | Proposed Standard | February 2012 |
| 6469 | RTP Payload Format for DV (IEC 61834) VideoK. Kobayashi, K. Mishima, S. Casner, C. Bormann | Proposed Standard | December 2011 |
| 6470 | Network Configuration Protocol (NETCONF) Base NotificationsA. Bierman | Proposed Standard | February 2012 |
| 6471 | Overview of Best Email DNS-Based List (DNSBL) Operational PracticesC. Lewis, M. Sergeant | Informational | January 2012 |
| 6472 | Recommendation for Not Using AS_SET and AS_CONFED_SET in BGPW. Kumari, K. Sriram · obsoleted by RFC 9774 | Best Current Practice | December 2011 |
| 6473 | vCard KIND:applicationP. Saint-Andre | Proposed Standard | December 2011 |
| 6474 | vCard Format Extensions: Place of Birth, Place and Date of DeathK. Li, B. Leiba | Proposed Standard | December 2011 |
| 6475 | Proxy Mobile IPv6 Management Information BaseG. Keeni, K. Koide, S. Gundavelli, R. Wakikawa | Proposed Standard | May 2012 |
| 6476 | Using Message Authentication Code (MAC) Encryption in the Cryptographic Message Syntax (CMS)P. Gutmann | Proposed Standard | January 2012 |
| 6477 | Registration of Military Message Handling System (MMHS) Header Fields for Use in Internet MailA. Melnikov, G. Lunt | Informational | January 2012 |
| 6478 | Pseudowire Status for Static PseudowiresL. Martini, G. Swallow, G. Heron, M. Bocci | Proposed Standard | May 2012 |
| 6479 | IPsec Anti-Replay Algorithm without Bit ShiftingX. Zhang, T. Tsou | Informational | January 2012 |
| 6480 | An Infrastructure to Support Secure Internet RoutingM. Lepinski, S. Kent | Informational | February 2012 |
| 6481 | A Profile for Resource Certificate Repository StructureG. Huston, R. Loomans, G. Michaelson | Proposed Standard | February 2012 |
| 6482 | A Profile for Route Origin Authorizations (ROAs)M. Lepinski, S. Kent, D. Kong · obsoleted by RFC 9582 | Proposed Standard | February 2012 |
| 6483 | Validation of Route Origination Using the Resource Certificate Public Key Infrastructure (PKI) and Route Origin Authorizations (ROAs)G. Huston, G. Michaelson | Informational | February 2012 |
| 6484 | Certificate Policy (CP) for the Resource Public Key Infrastructure (RPKI)S. Kent, D. Kong, K. Seo, R. Watro | Best Current Practice | February 2012 |
| 6485 | The Profile for Algorithms and Key Sizes for Use in the Resource Public Key Infrastructure (RPKI)G. Huston · obsoleted by RFC 7935 | Proposed Standard | February 2012 |
| 6486 | Manifests for the Resource Public Key Infrastructure (RPKI)R. Austein, G. Huston, S. Kent, M. Lepinski · obsoleted by RFC 9286 | Proposed Standard | February 2012 |
| 6487 | A Profile for X.509 PKIX Resource CertificatesG. Huston, G. Michaelson, R. Loomans | Proposed Standard | February 2012 |
| 6488 | Signed Object Template for the Resource Public Key Infrastructure (RPKI)M. Lepinski, A. Chi, S. Kent | Proposed Standard | February 2012 |
| 6489 | Certification Authority (CA) Key Rollover in the Resource Public Key Infrastructure (RPKI)G. Huston, G. Michaelson, S. Kent | Best Current Practice | February 2012 |
| 6490 | Resource Public Key Infrastructure (RPKI) Trust Anchor LocatorG. Huston, S. Weiler, G. Michaelson, S. Kent · obsoleted by RFC 7730 | Proposed Standard | February 2012 |
| 6491 | Resource Public Key Infrastructure (RPKI) Objects Issued by IANAT. Manderson, L. Vegoda, S. Kent | Proposed Standard | February 2012 |
| 6492 | A Protocol for Provisioning Resource CertificatesG. Huston, R. Loomans, B. Ellacott, R. Austein | Proposed Standard | February 2012 |
| 6493 | The Resource Public Key Infrastructure (RPKI) Ghostbusters RecordR. Bush | Historic | February 2012 |
| 6494 | Certificate Profile and Certificate Management for SEcure Neighbor Discovery (SEND)R. Gagliano, S. Krishnan, A. Kukec | Proposed Standard | February 2012 |
| 6495 | Subject Key Identifier (SKI) SEcure Neighbor Discovery (SEND) Name Type FieldsR. Gagliano, S. Krishnan, A. Kukec | Proposed Standard | February 2012 |
| 6496 | Secure Proxy ND Support for SEcure Neighbor Discovery (SEND)S. Krishnan, J. Laganier, M. Bonola, A. Garcia-Martinez | Experimental | February 2012 |
| 6497 | BCP 47 Extension T - Transformed ContentM. Davis, A. Phillips, Y. Umaoka, C. Falk | Informational | February 2012 |
| 6498 | Media Gateway Control Protocol (MGCP) Voiceband Data (VBD) Package and General-Purpose Media Descriptor Parameter PackageJ. Stone, R. Kumar, F. Andreasen | Informational | March 2012 |