| Number | Title | Author or Ed | Date | Format | More Info (Obs and Upd) | Status |
| RFC5316 | ISIS Extensions in Support of Inter-Autonomous System (AS) MPLS and GMPLS Traffic Engineering | M. Chen, R. Zhang, X. Duan | December 2008 | ASCII | | PROPOSED STANDARD
|
| RFC5318 | The Session Initiation Protocol (SIP) P-Refused-URI-List Private-Header (P-Header) | J. Hautakorpi, G. Camarillo | December 2008 | ASCII | | INFORMATIONAL
|
| RFC5375 | IPv6 Unicast Address Assignment Considerations | G. Van de Velde, C. Popoviciu, T. Chown, O. Bonness, C. Hahn | December 2008 | ASCII | | INFORMATIONAL
|
| RFC5388 | Information Model and XML Data Model for Traceroute Measurements | S. Niccolini, S. Tartarelli, J. Quittek, T. Dietz, M. Swany | December 2008 | ASCII | | PROPOSED STANDARD
|
| RFC5390 | Requirements for Management of Overload in the Session Initiation Protocol | J. Rosenberg | December 2008 | ASCII | | INFORMATIONAL
|
| RFC5393 | Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking Proxies | R. Sparks, Ed., S. Lawrence, A. Hawrylyshen, B. Campen | December 2008 | ASCII | | PROPOSED STANDARD
|
| RFC5394 | Policy-Enabled Path Computation Framework | I. Bryskin, D. Papadimitriou, L. Berger, J. Ash | December 2008 | ASCII | | INFORMATIONAL
|
| RFC5396 | Textual Representation of Autonomous System (AS) Numbers | G. Huston, G. Michaelson | December 2008 | ASCII | | PROPOSED STANDARD
|
| RFC5397 | WebDAV Current Principal Extension | W. Sanchez, C. Daboo | December 2008 | ASCII | | PROPOSED STANDARD
|
| RFC5398 | Autonomous System (AS) Number Reservation for Documentation Use | G. Huston | December 2008 | ASCII | | INFORMATIONAL
|
| RFC5401 | Multicast Negative-Acknowledgment (NACK) Building Blocks | B. Adamson, C. Bormann, M. Handley, J. Macker | November 2008 | ASCII | Obsoletes RFC3941 | PROPOSED STANDARD
|
| RFC5407,BCP0147 | Example Call Flows of Race Conditions in the Session Initiation Protocol (SIP) | M. Hasebe, J. Koshiko, Y. Suzuki, T. Yoshikawa, P. Kyzivat | December 2008 | ASCII | | BEST CURRENT PRACTICE
|
