| 9956 | A Non-Queue-Building Per-Hop Behavior (NQB PHB) for Differentiated ServicesG. White, T. Fossati, R. Geib | Proposed Standard | May 2026 |
| 9601 | Propagating Explicit Congestion Notification across IP Tunnel Headers Separated by a ShimB. Briscoe | Proposed Standard | August 2024 |
| 9599 | Guidelines for Adding Congestion Notification to Protocols that Encapsulate IPB. Briscoe, J. Kaippallimalil | Best Current Practice | August 2024 |
| 8772 | The China Mobile, Huawei, and ZTE Broadband Network Gateway (BNG) Simple Control and User Plane Separation Protocol (S-CUSP)S. Hu, D. Eastlake, F. Qin, T. Chua, D. Huang | Informational | May 2020 |
| 8675 | A YANG Data Model for Tunnel Interface TypesM. Boucadair, I. Farrer, R. Asati | Proposed Standard | November 2019 |
| 8350 | Alternate Tunnel Encapsulation for Data Frames in Control and Provisioning of Wireless Access Points (CAPWAP)R. Zhang, R. Pazhyannur, S. Gundavelli, Z. Cao, H. Deng, Z. Du | Experimental | April 2018 |
| 7542 | The Network Access IdentifierA. DeKok | Proposed Standard | May 2015 |
| 7105 | Using Device-Provided Location-Related Measurements in Location Configuration ProtocolsM. Thomson, J. Winterbottom | Proposed Standard | January 2014 |
| 6709 | Design Considerations for Protocol ExtensionsB. Carpenter, B. Aboba, Ed., S. Cheshire | Informational | September 2012 |
| 6576 | IP Performance Metrics (IPPM) Standard Advancement TestingR. Geib, Ed., A. Morton, R. Fardid, A. Steinmitz | Best Current Practice | March 2012 |
| 6169 | Security Concerns with IP TunnelingS. Krishnan, D. Thaler, J. Hoagland | Informational | April 2011 |
| 6077 | Open Research Issues in Internet Congestion ControlD. Papadimitriou, Ed., M. Welzl, M. Scharf, B. Briscoe | Informational | February 2011 |
| 5619 | Softwire Security Analysis and RequirementsS. Yamamoto, C. Williams, H. Yokota, F. Parent | Proposed Standard | August 2009 |
| 5571 | Softwire Hub and Spoke Deployment Framework with Layer Two Tunneling Protocol Version 2 (L2TPv2)B. Storer, C. Pignataro, Ed., M. Dos Santos, B. Stevant, Ed., L. Toutain, J. Tremblay | Proposed Standard | June 2009 |
| 5515 | Layer 2 Tunneling Protocol (L2TP) Access Line Information Attribute Value Pair (AVP) ExtensionsV. Mammoliti, C. Pignataro, P. Arberg, J. Gibbons, P. Howard | Informational | May 2009 |
| 5406 | Guidelines for Specifying the Use of IPsec Version 2S. Bellovin | Best Current Practice | February 2009 |
| 5216 | The EAP-TLS Authentication ProtocolD. Simon, B. Aboba, R. Hurst | Proposed Standard | March 2008 |
| 4951 | Fail Over Extensions for Layer 2 Tunneling Protocol (L2TP) "failover"V. Jain, Ed. | Proposed Standard | August 2007 |
| 4814 | Hash and Stuffing: Overlooked Factors in Network Device BenchmarkingD. Newman, T. Player | Informational | March 2007 |
| 4782 | Quick-Start for TCP and IPS. Floyd, M. Allman, A. Jain, P. Sarolahti | Experimental | January 2007 |
| 4779 | ISP IPv6 Deployment Scenarios in Broadband Access NetworksS. Asadullah, A. Ahmed, C. Popoviciu, P. Savola, J. Palet | Informational | January 2007 |
| 4667 | Layer 2 Virtual Private Network (L2VPN) Extensions for Layer 2 Tunneling Protocol (L2TP)W. Luo | Proposed Standard | September 2006 |
| 4664 | Framework for Layer 2 Virtual Private Networks (L2VPNs)L. Andersson, Ed., E. Rosen, Ed. | Informational | September 2006 |
| 4623 | Pseudowire Emulation Edge-to-Edge (PWE3) Fragmentation and ReassemblyA. Malis, M. Townsley | Proposed Standard | August 2006 |
| 4282 | The Network Access IdentifierB. Aboba, M. Beadles, J. Arkko, P. Eronen · obsoleted by RFC 7542 | Proposed Standard | December 2005 |
| 4111 | Security Framework for Provider-Provisioned Virtual Private Networks (PPVPNs)L. Fang, Ed. | Informational | July 2005 |
| 4110 | A Framework for Layer 3 Provider-Provisioned Virtual Private Networks (PPVPNs)R. Callon, M. Suzuki | Informational | July 2005 |
| 4087 | IP Tunnel MIBD. Thaler | Proposed Standard | June 2005 |
| 4045 | Extensions to Support Efficient Carrying of Multicast Traffic in Layer-2 Tunneling Protocol (L2TP)G. Bourdon | Experimental | April 2005 |
| 4031 | Service Requirements for Layer 3 Provider Provisioned Virtual Private Networks (PPVPNs)M. Carugi, Ed., D. McDysan, Ed. | Informational | April 2005 |
| 4005 | Diameter Network Access Server ApplicationP. Calhoun, G. Zorn, D. Spence, D. Mitton · obsoleted by RFC 7155 | Proposed Standard | August 2005 |
| 3985 | Pseudo Wire Emulation Edge-to-Edge (PWE3) ArchitectureS. Bryant, Ed., P. Pate, Ed. | Informational | March 2005 |
| 3931 | Layer Two Tunneling Protocol - Version 3 (L2TPv3)J. Lau, Ed., M. Townsley, Ed., I. Goyret, Ed. | Proposed Standard | March 2005 |
| 3817 | Layer 2 Tunneling Protocol (L2TP) Active Discovery Relay for PPP over Ethernet (PPPoE)W. Townsley, R. da Silva | Informational | June 2004 |
| 3790 | Survey of IPv4 Addresses in Currently Deployed IETF Internet Area Standards Track and Experimental DocumentsC. Mickles, Ed., P. Nesser, II | Informational | June 2004 |
| 3748 | Extensible Authentication Protocol (EAP)B. Aboba, L. Blunk, J. Vollbrecht, J. Carlson, H. Levkowetz, Ed. | Proposed Standard | June 2004 |
| 3573 | Signalling of Modem-On-Hold status in Layer 2 Tunneling Protocol (L2TP)I. Goyret | Proposed Standard | July 2003 |
| 3438 | Layer Two Tunneling Protocol (L2TP) Internet Assigned Numbers Authority (IANA) Considerations UpdateW. Townsley | Best Current Practice | December 2002 |
| 3437 | Layer-Two Tunneling Protocol Extensions for PPP Link Control Protocol NegotiationW. Palter, W. Townsley | Proposed Standard | January 2003 |
| 3371 | Layer Two Tunneling Protocol "L2TP" Management Information BaseE. Caves, P. Calhoun, R. Wheeler | Proposed Standard | September 2002 |
| 3355 | Layer Two Tunnelling Protocol (L2TP) Over ATM Adaptation Layer 5 (AAL5)A. Singh, R. Turner, R. Tio, S. Nanji | Proposed Standard | September 2002 |
| 3308 | Layer Two Tunneling Protocol (L2TP) Differentiated Services ExtensionP. Calhoun, W. Luo, D. McPherson, K. Peirce | Proposed Standard | November 2002 |
| 3301 | Layer Two Tunnelling Protocol (L2TP): ATM access network extensionsY. T'Joens, P. Crivellari, B. Sales | Proposed Standard | June 2002 |
| 3193 | Securing L2TP using IPsecB. Patel, B. Aboba, W. Dixon, G. Zorn, S. Booth | Proposed Standard | November 2001 |
| 3169 | Criteria for Evaluating Network Access Server ProtocolsM. Beadles, D. Mitton | Informational | September 2001 |
| 3168 | The Addition of Explicit Congestion Notification (ECN) to IPK. Ramakrishnan, S. Floyd, D. Black | Proposed Standard | September 2001 |
| 3153 | PPP MultiplexingR. Pazhyannur, I. Ali, C. Fox | Proposed Standard | August 2001 |
| 3145 | L2TP Disconnect Cause InformationR. Verma, M. Verma, J. Carlson | Proposed Standard | July 2001 |
| 3070 | Layer Two Tunneling Protocol (L2TP) over Frame RelayV. Rawat, R. Tio, S. Nanji, R. Verma | Proposed Standard | February 2001 |
| 3017 | XML DTD for Roaming Access Phone BookM. Riegel, G. Zorn | Proposed Standard | December 2000 |
| 2983 | Differentiated Services and TunnelsD. Black | Informational | October 2000 |
| 2888 | Secure Remote Access with L2TPP. Srisuresh | Informational | August 2000 |
| 2881 | Network Access Server Requirements Next Generation (NASREQNG) NAS ModelD. Mitton, M. Beadles | Informational | July 2000 |
| 2868 | RADIUS Attributes for Tunnel Protocol SupportG. Zorn, D. Leifer, A. Rubens, J. Shriver, M. Holdrege, I. Goyret | Informational | June 2000 |
| 2867 | RADIUS Accounting Modifications for Tunnel Protocol SupportG. Zorn, B. Aboba, D. Mitton | Informational | June 2000 |
| 2809 | Implementation of L2TP Compulsory Tunneling via RADIUSB. Aboba, G. Zorn | Informational | April 2000 |
| 2764 | A Framework for IP Based Virtual Private NetworksB. Gleeson, A. Lin, J. Heinanen, G. Armitage, A. Malis | Informational | February 2000 |
| 2667 | IP Tunnel MIBD. Thaler · obsoleted by RFC 4087 | Proposed Standard | August 1999 |