RFC4453: Requirements for Consent-Based Communications in the Session Initiation Protocol (SIP)
Network Working Group J. Rosenberg Request for Comments: 4453 Cisco Systems Category: Informational G. Camarillo, Ed. Ericsson ...
RFC4457: The Session Initiation Protocol (SIP) P-User-Database Private-Header (P-Header)
Network Working Group G. Camarillo Request for Comments: 4457 G. Blanco Category: Informational Ericsson April 2006 ...
RFC4458: Session Initiation Protocol (SIP) URIs for Applications such as Voicemail and Interactive Voice Response (IVR)
Network Working Group C. Jennings Request for Comments: 4458 Cisco Systems Category: Informational F. Audet Nortel Networks ...
RFC4463: A Media Resource Control Protocol (MRCP) Developed by Cisco, Nuance, and Speechworks
Network Working Group S. Shanmugham Request for Comments: 4463 Cisco Systems, Inc. Category: Informational P. Monaco Nuance Communications ...
RFC4474: Enhancements for Authenticated Identity Management in the Session Initiation Protocol (SIP)
Network Working Group J. Peterson Request for Comments: 4474 NeuStar Category: Standards Track C. Jennings Cisco Systems ...
RFC4475: Session Initiation Protocol (SIP) Torture Test Messages
Network Working Group R. Sparks, Ed. Request for Comments: 4475 Estacado Systems Category: Informational A. Hawrylyshen Ditech Networks ...
RFC4479: A Data Model for Presence
Network Working Group J. Rosenberg Request for Comments: 4479 Cisco Systems Category: Standards Track July 2006 A Data Model for Presence Status of This Memo ...
RFC4483: A Mechanism for Content Indirection in Session Initiation Protocol (SIP) Messages
Network Working Group E. Burger, Ed. Request for Comments: 4483 Cantata Technolgy, Inc. Category: Standards Track May 2006 A Mechanism for Content Indirection in Ses...
RFC4484: Trait-Based Authorization Requirements for the Session Initiation Protocol (SIP)
Network Working Group J. Peterson Request for Comments: 4484 NeuStar Category: Informational J. Polk Cisco ...
RFC4485: Guidelines for Authors of Extensions to the Session Initiation Protocol (SIP)
Network Working Group J. Rosenberg Request for Comments: 4485 Cisco Systems Category: Informational H. Schulzrinne Columbia University ...
RFC4488: Suppression of Session Initiation Protocol (SIP) REFER Method Implicit Subscription
Network Working Group O. Levin Request for Comments: 4488 Microsoft Corporation Category: Standards Track May 2006 Suppression of Session Initiation Protocol (SIP) ...
RFC4497: Interworking between the Session Initiation Protocol (SIP) and QSIG
Network Working Group J. Elwell Request for Comments: 4497 Siemens BCP: 117 F. Derks Category: Best Current Practice NEC Philips ...
RFC4504: SIP Telephony Device Requirements and Configuration
Network Working Group H. Sinnreich, Ed. Request for Comments: 4504 pulver.com Category: Informational S. Lass Verizon ...
RFC4508: Conveying Feature Tags with the Session Initiation Protocol (SIP) REFER Method
Network Working Group O. Levin Request for Comments: 4508 Microsoft Corporation Category: Standards Track A. Johnston Avaya ...
RFC4538: Request Authorization through Dialog Identification in the Session Initiation Protocol (SIP)
Network Working Group J. Rosenberg Request for Comments: 4538 Cisco Systems Category: Standards Track June 2006 Request Authorization through Dialog Identification ...
RFC4575: A Session Initiation Protocol (SIP) Event Package for Conference State
Network Working Group J. Rosenberg Request for Comments: 4575 Cisco Systems Category: Standards Track H. Schulzrinne Columbia University ...
RFC4579: Session Initiation Protocol (SIP) Call Control - Conferencing for User Agents
Network Working Group A. Johnston Request for Comments: 4579 Avaya BCP: 119 O. Levin Category: Best Current Practice Microsoft Corporation ...
RFC4590: RADIUS Extension for Digest Authentication
Network Working Group B. Sterman Request for Comments: 4590 Kayote Networks Category: Standards Track D. Sadolevsky SecureOL, Inc. ...
RFC4596: Guidelines for Usage of the Session Initiation Protocol (SIP) Caller Preferences Extension
Network Working Group J. Rosenberg Request for Comments: 4596 P. Kyzivat Category: Informational Cisco Systems July 2006 ...
RFC4660: Functional Description of Event Notification Filtering
Network Working Group H. Khartabil Request for Comments: 4660 Telio Category: Standards Track E. Leppanen M. Lonnfors ...