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RFC 5411

 
 
 

A Hitchhiker's Guide to the Session Initiation Protocol (SIP)

Part 3 of 3, p. 26 to 39
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21.  Informative References

   [3GPP.24.229]     3GPP, "Internet Protocol (IP) multimedia call
                     control protocol based on Session Initiation
                     Protocol (SIP) and Session Description Protocol
                     (SDP); Stage 3", 3GPP TS 24.229 5.22.0,
                     September 2008.

   [ABNF-FIX]        Gurbani, V. and B. Carpenter, "Essential correction
                     for IPv6 ABNF in RFC3261", Work in Progress,
                     November 2007.

   [BODY-HANDLING]   Camarillo, G., "Message Body Handling in the
                     Session Initiation Protocol (SIP)", Work
                     in Progress, November 2008.

   [CERTS]           Jennings, C. and J. Fischl, "Certificate Management
                     Service for The Session Initiation Protocol (SIP)",
                     Work in Progress, November 2008.

   [CONFIG-FRAME]    Channabasappa, S., "A Framework for Session
                     Initiation Protocol User Agent Profile Delivery",
                     Work in Progress, February 2008.

   [CONNECT-PRECON]  Andreasen, F., Camarillo, G., Oran, D., and D.
                     Wing, "Connectivity Preconditions for Session
                     Description Protocol Media Streams", Work
                     in Progress, October 2008.

   [CONNECT-REUSE]   Gurbani, V., Mahy, R., and B. Tate, "Connection
                     Reuse in the Session Initiation Protocol (SIP)",
                     Work in Progress, October 2008.

   [DOMAIN-CERTS]    Gurbani, V., Lawrence, S., and B. Laboratories,
                     "Domain Certificates in the Session Initiation
                     Protocol (SIP)", Work in Progress, October 2008.

   [ECRIT-FRAME]     Rosen, B., Schulzrinne, H., Polk, J., and A.
                     Newton, "Framework for Emergency Calling using
                     Internet Multimedia", Work in Progress, July 2008.

   [GRUU]            Rosenberg, J., "Obtaining and Using Globally
                     Routable User Agent (UA) URIs (GRUU) in the Session
                     Initiation Protocol (SIP)", Work in Progress,
                     October 2007.

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   [GRUU-REG]        Kyzivat, P., "Registration Event Package Extension
                     for Session Initiation Protocol (SIP)  Globally
                     Routable User Agent URIs (GRUUs)", Work
                     in Progress, July 2007.

   [HGTTG]           Adams, D., "The Hitchhiker's Guide to the Galaxy",
                     September 1979.

   [ICE]             Rosenberg, J., "Interactive Connectivity
                     Establishment (ICE): A Protocol for Network Address
                     Translator (NAT) Traversal for Offer/Answer
                     Protocols", Work in Progress, October 2007.

   [ICE-TCP]         Rosenberg, J., "TCP Candidates with Interactive
                     Connectivity Establishment (ICE)", Work
                     in Progress, July 2008.

   [INTERACT-FRAME]  Rosenberg, J., "A Framework for Application
                     Interaction in the Session Initiation Protocol
                     (SIP)", Work in Progress, July 2005.

   [IPv6-TRANS]      Camarillo, G., "IPv6 Transition in the Session
                     Initiation Protocol (SIP)", Work in Progress,
                     August 2007.

   [LOCATION]        Polk, J. and B. Rosen, "Location Conveyance for the
                     Session Initiation Protocol", Work in Progress,
                     November 2008.

   [LOOP-FIX]        Sparks, R., Lawrence, S., Hawrylyshen, A., and B.
                     Campen, "Addressing an Amplification Vulnerability
                     in Session Initiation Protocol  (SIP) Forking
                     Proxies", Work in Progress, October 2008.

   [OPTION-TAG]      Rosenberg, J., "Indicating Support for Interactive
                     Connectivity Establishment (ICE) in the Session
                     Initiation Protocol (SIP)", Work in Progress,
                     June 2007.

   [OUTBOUND]        Jennings, C. and R. Mahy, "Managing Client
                     Initiated Connections in the Session Initiation
                     Protocol  (SIP)", Work in Progress, October 2008.

   [POLICY-PACK]     Hilt, V. and G. Camarillo, "A Session Initiation
                     Protocol (SIP) Event Package for Session-Specific
                     Session Policies.", Work in Progress, July 2008.

   [QoS-ID]          Polk, J., Dhesikan, S., and G. Camarillo, "Quality

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                     of Service (QoS) Mechanism Selection in the Session
                     Description Protocol (SDP)", Work in Progress,
                     November 2008.

   [RECORD-ROUTE]    Froment, T., Lebel, C., and B. Bonnaerens,
                     "Addressing Record-Route issues in the Session
                     Initiation Protocol (SIP)", Work in Progress,
                     October 2008.

   [RFC2026]         Bradner, S., "The Internet Standards Process --
                     Revision 3", BCP 9, RFC 2026, October 1996.

   [RFC2543]         Handley, M., Schulzrinne, H., Schooler, E., and J.
                     Rosenberg, "SIP: Session Initiation Protocol",
                     RFC 2543, March 1999.

   [RFC2782]         Gulbrandsen, A., Vixie, P., and L. Esibov, "A DNS
                     RR for specifying the location of services (DNS
                     SRV)", RFC 2782, February 2000.

   [RFC2848]         Petrack, S. and L. Conroy, "The PINT Service
                     Protocol: Extensions to SIP and SDP for IP Access
                     to Telephone Call Services", RFC 2848, June 2000.

   [RFC2976]         Donovan, S., "The SIP INFO Method", RFC 2976,
                     October 2000.

   [RFC3087]         Campbell, B. and R. Sparks, "Control of Service
                     Context using SIP Request-URI", RFC 3087,
                     April 2001.

   [RFC3204]         Zimmerer, E., Peterson, J., Vemuri, A., Ong, L.,
                     Audet, F., Watson, M., and M. Zonoun, "MIME media
                     types for ISUP and QSIG Objects", RFC 3204,
                     December 2001.

   [RFC3261]         Rosenberg, J., Schulzrinne, H., Camarillo, G.,
                     Johnston, A., Peterson, J., Sparks, R., Handley,
                     M., and E. Schooler, "SIP: Session Initiation
                     Protocol", RFC 3261, June 2002.

   [RFC3262]         Rosenberg, J. and H. Schulzrinne, "Reliability of
                     Provisional Responses in Session Initiation
                     Protocol (SIP)", RFC 3262, June 2002.

   [RFC3263]         Rosenberg, J. and H. Schulzrinne, "Session
                     Initiation Protocol (SIP): Locating SIP Servers",
                     RFC 3263, June 2002.

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   [RFC3264]         Rosenberg, J. and H. Schulzrinne, "An Offer/Answer
                     Model with Session Description Protocol (SDP)",
                     RFC 3264, June 2002.

   [RFC3265]         Roach, A., "Session Initiation Protocol (SIP)-
                     Specific Event Notification", RFC 3265, June 2002.

   [RFC3310]         Niemi, A., Arkko, J., and V. Torvinen, "Hypertext
                     Transfer Protocol (HTTP) Digest Authentication
                     Using Authentication and Key Agreement (AKA)",
                     RFC 3310, September 2002.

   [RFC3311]         Rosenberg, J., "The Session Initiation Protocol
                     (SIP) UPDATE Method", RFC 3311, October 2002.

   [RFC3312]         Camarillo, G., Marshall, W., and J. Rosenberg,
                     "Integration of Resource Management and Session
                     Initiation Protocol (SIP)", RFC 3312, October 2002.

   [RFC3313]         Marshall, W., "Private Session Initiation Protocol
                     (SIP) Extensions for Media Authorization",
                     RFC 3313, January 2003.

   [RFC3320]         Price, R., Bormann, C., Christoffersson, J., Hannu,
                     H., Liu, Z., and J. Rosenberg, "Signaling
                     Compression (SigComp)", RFC 3320, January 2003.

   [RFC3323]         Peterson, J., "A Privacy Mechanism for the Session
                     Initiation Protocol (SIP)", RFC 3323,
                     November 2002.

   [RFC3325]         Jennings, C., Peterson, J., and M. Watson, "Private
                     Extensions to the Session Initiation Protocol (SIP)
                     for Asserted Identity within Trusted Networks",
                     RFC 3325, November 2002.

   [RFC3326]         Schulzrinne, H., Oran, D., and G. Camarillo, "The
                     Reason Header Field for the Session Initiation
                     Protocol (SIP)", RFC 3326, December 2002.

   [RFC3327]         Willis, D. and B. Hoeneisen, "Session Initiation
                     Protocol (SIP) Extension Header Field for
                     Registering Non-Adjacent Contacts", RFC 3327,
                     December 2002.

   [RFC3329]         Arkko, J., Torvinen, V., Camarillo, G., Niemi, A.,
                     and T. Haukka, "Security Mechanism Agreement for
                     the Session Initiation Protocol (SIP)", RFC 3329,

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                     January 2003.

   [RFC3372]         Vemuri, A. and J. Peterson, "Session Initiation
                     Protocol for Telephones (SIP-T): Context and
                     Architectures", BCP 63, RFC 3372, September 2002.

   [RFC3388]         Camarillo, G., Eriksson, G., Holler, J., and H.
                     Schulzrinne, "Grouping of Media Lines in the
                     Session Description Protocol (SDP)", RFC 3388,
                     December 2002.

   [RFC3398]         Camarillo, G., Roach, A., Peterson, J., and L. Ong,
                     "Integrated Services Digital Network (ISDN) User
                     Part (ISUP) to Session Initiation Protocol (SIP)
                     Mapping", RFC 3398, December 2002.

   [RFC3401]         Mealling, M., "Dynamic Delegation Discovery System
                     (DDDS) Part One: The Comprehensive DDDS", RFC 3401,
                     October 2002.

   [RFC3420]         Sparks, R., "Internet Media Type message/sipfrag",
                     RFC 3420, November 2002.

   [RFC3427]         Mankin, A., Bradner, S., Mahy, R., Willis, D., Ott,
                     J., and B. Rosen, "Change Process for the Session
                     Initiation Protocol (SIP)", BCP 67, RFC 3427,
                     December 2002.

   [RFC3428]         Campbell, B., Rosenberg, J., Schulzrinne, H.,
                     Huitema, C., and D. Gurle, "Session Initiation
                     Protocol (SIP) Extension for Instant Messaging",
                     RFC 3428, December 2002.

   [RFC3482]         Foster, M., McGarry, T., and J. Yu, "Number
                     Portability in the Global Switched Telephone
                     Network (GSTN): An Overview", RFC 3482,
                     February 2003.

   [RFC3486]         Camarillo, G., "Compressing the Session Initiation
                     Protocol (SIP)", RFC 3486, February 2003.

   [RFC3515]         Sparks, R., "The Session Initiation Protocol (SIP)
                     Refer Method", RFC 3515, April 2003.

   [RFC3524]         Camarillo, G. and A. Monrad, "Mapping of Media
                     Streams to Resource Reservation Flows", RFC 3524,
                     April 2003.

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   [RFC3550]         Schulzrinne, H., Casner, S., Frederick, R., and V.
                     Jacobson, "RTP: A Transport Protocol for Real-Time
                     Applications", STD 64, RFC 3550, July 2003.

   [RFC3578]         Camarillo, G., Roach, A., Peterson, J., and L. Ong,
                     "Mapping of Integrated Services Digital Network
                     (ISDN) User Part (ISUP) Overlap Signalling to the
                     Session Initiation Protocol (SIP)", RFC 3578,
                     August 2003.

   [RFC3581]         Rosenberg, J. and H. Schulzrinne, "An Extension to
                     the Session Initiation Protocol (SIP) for Symmetric
                     Response Routing", RFC 3581, August 2003.

   [RFC3605]         Huitema, C., "Real Time Control Protocol (RTCP)
                     attribute in Session Description Protocol (SDP)",
                     RFC 3605, October 2003.

   [RFC3608]         Willis, D. and B. Hoeneisen, "Session Initiation
                     Protocol (SIP) Extension Header Field for Service
                     Route Discovery During Registration", RFC 3608,
                     October 2003.

   [RFC3665]         Johnston, A., Donovan, S., Sparks, R., Cunningham,
                     C., and K. Summers, "Session Initiation Protocol
                     (SIP) Basic Call Flow Examples", BCP 75, RFC 3665,
                     December 2003.

   [RFC3666]         Johnston, A., Donovan, S., Sparks, R., Cunningham,
                     C., and K. Summers, "Session Initiation Protocol
                     (SIP) Public Switched Telephone Network (PSTN) Call
                     Flows", BCP 76, RFC 3666, December 2003.

   [RFC3680]         Rosenberg, J., "A Session Initiation Protocol (SIP)
                     Event Package for Registrations", RFC 3680,
                     March 2004.

   [RFC3725]         Rosenberg, J., Peterson, J., Schulzrinne, H., and
                     G. Camarillo, "Best Current Practices for Third
                     Party Call Control (3pcc) in the Session Initiation
                     Protocol (SIP)", BCP 85, RFC 3725, April 2004.

   [RFC3830]         Arkko, J., Carrara, E., Lindholm, F., Naslund, M.,
                     and K. Norrman, "MIKEY: Multimedia Internet
                     KEYing", RFC 3830, August 2004.

   [RFC3840]         Rosenberg, J., Schulzrinne, H., and P. Kyzivat,
                     "Indicating User Agent Capabilities in the Session

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                     Initiation Protocol (SIP)", RFC 3840, August 2004.

   [RFC3841]         Rosenberg, J., Schulzrinne, H., and P. Kyzivat,
                     "Caller Preferences for the Session Initiation
                     Protocol (SIP)", RFC 3841, August 2004.

   [RFC3842]         Mahy, R., "A Message Summary and Message Waiting
                     Indication Event Package for the Session Initiation
                     Protocol (SIP)", RFC 3842, August 2004.

   [RFC3853]         Peterson, J., "S/MIME Advanced Encryption Standard
                     (AES) Requirement for the Session Initiation
                     Protocol (SIP)", RFC 3853, July 2004.

   [RFC3856]         Rosenberg, J., "A Presence Event Package for the
                     Session Initiation Protocol (SIP)", RFC 3856,
                     August 2004.

   [RFC3857]         Rosenberg, J., "A Watcher Information Event
                     Template-Package for the Session Initiation
                     Protocol (SIP)", RFC 3857, August 2004.

   [RFC3890]         Westerlund, M., "A Transport Independent Bandwidth
                     Modifier for the Session Description Protocol
                     (SDP)", RFC 3890, September 2004.

   [RFC3891]         Mahy, R., Biggs, B., and R. Dean, "The Session
                     Initiation Protocol (SIP) "Replaces" Header",
                     RFC 3891, September 2004.

   [RFC3892]         Sparks, R., "The Session Initiation Protocol (SIP)
                     Referred-By Mechanism", RFC 3892, September 2004.

   [RFC3893]         Peterson, J., "Session Initiation Protocol (SIP)
                     Authenticated Identity Body (AIB) Format",
                     RFC 3893, September 2004.

   [RFC3903]         Niemi, A., "Session Initiation Protocol (SIP)
                     Extension for Event State Publication", RFC 3903,
                     October 2004.

   [RFC3910]         Gurbani, V., Brusilovsky, A., Faynberg, I., Gato,
                     J., Lu, H., and M. Unmehopa, "The SPIRITS (Services
                     in PSTN requesting Internet Services) Protocol",
                     RFC 3910, October 2004.

   [RFC3911]         Mahy, R. and D. Petrie, "The Session Initiation
                     Protocol (SIP) "Join" Header", RFC 3911,

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                     October 2004.

   [RFC3959]         Camarillo, G., "The Early Session Disposition Type
                     for the Session Initiation Protocol (SIP)",
                     RFC 3959, December 2004.

   [RFC3960]         Camarillo, G. and H. Schulzrinne, "Early Media and
                     Ringing Tone Generation in the Session Initiation
                     Protocol (SIP)", RFC 3960, December 2004.

   [RFC4028]         Donovan, S. and J. Rosenberg, "Session Timers in
                     the Session Initiation Protocol (SIP)", RFC 4028,
                     April 2005.

   [RFC4032]         Camarillo, G. and P. Kyzivat, "Update to the
                     Session Initiation Protocol (SIP) Preconditions
                     Framework", RFC 4032, March 2005.

   [RFC4091]         Camarillo, G. and J. Rosenberg, "The Alternative
                     Network Address Types (ANAT) Semantics for the
                     Session Description Protocol (SDP) Grouping
                     Framework", RFC 4091, June 2005.

   [RFC4117]         Camarillo, G., Burger, E., Schulzrinne, H., and A.
                     van Wijk, "Transcoding Services Invocation in the
                     Session Initiation Protocol (SIP) Using Third Party
                     Call Control (3pcc)", RFC 4117, June 2005.

   [RFC4145]         Yon, D. and G. Camarillo, "TCP-Based Media
                     Transport in the Session Description Protocol
                     (SDP)", RFC 4145, September 2005.

   [RFC4168]         Rosenberg, J., Schulzrinne, H., and G. Camarillo,
                     "The Stream Control Transmission Protocol (SCTP) as
                     a Transport for the Session Initiation Protocol
                     (SIP)", RFC 4168, October 2005.

   [RFC4169]         Torvinen, V., Arkko, J., and M. Naslund, "Hypertext
                     Transfer Protocol (HTTP) Digest Authentication
                     Using Authentication and Key Agreement (AKA)
                     Version-2", RFC 4169, November 2005.

   [RFC4235]         Rosenberg, J., Schulzrinne, H., and R. Mahy, "An
                     INVITE-Initiated Dialog Event Package for the
                     Session Initiation Protocol (SIP)", RFC 4235,
                     November 2005.

   [RFC4240]         Burger, E., Van Dyke, J., and A. Spitzer, "Basic

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                     Network Media Services with SIP", RFC 4240,
                     December 2005.

   [RFC4244]         Barnes, M., "An Extension to the Session Initiation
                     Protocol (SIP) for Request History Information",
                     RFC 4244, November 2005.

   [RFC4320]         Sparks, R., "Actions Addressing Identified Issues
                     with the Session Initiation Protocol's (SIP) Non-
                     INVITE Transaction", RFC 4320, January 2006.

   [RFC4347]         Rescorla, E. and N. Modadugu, "Datagram Transport
                     Layer Security", RFC 4347, April 2006.

   [RFC4411]         Polk, J., "Extending the Session Initiation
                     Protocol (SIP) Reason Header for Preemption
                     Events", RFC 4411, February 2006.

   [RFC4412]         Schulzrinne, H. and J. Polk, "Communications
                     Resource Priority for the Session Initiation
                     Protocol (SIP)", RFC 4412, February 2006.

   [RFC4458]         Jennings, C., Audet, F., and J. Elwell, "Session
                     Initiation Protocol (SIP) URIs for Applications
                     such as Voicemail and Interactive Voice Response
                     (IVR)", RFC 4458, April 2006.

   [RFC4474]         Peterson, J. and C. Jennings, "Enhancements for
                     Authenticated Identity Management in the Session
                     Initiation Protocol (SIP)", RFC 4474, August 2006.

   [RFC4483]         Burger, E., "A Mechanism for Content Indirection in
                     Session Initiation Protocol (SIP) Messages",
                     RFC 4483, May 2006.

   [RFC4488]         Levin, O., "Suppression of Session Initiation
                     Protocol (SIP) REFER Method Implicit Subscription",
                     RFC 4488, May 2006.

   [RFC4497]         Elwell, J., Derks, F., Mourot, P., and O. Rousseau,
                     "Interworking between the Session Initiation
                     Protocol (SIP) and QSIG", BCP 117, RFC 4497,
                     May 2006.

   [RFC4508]         Levin, O. and A. Johnston, "Conveying Feature Tags
                     with the Session Initiation Protocol (SIP) REFER
                     Method", RFC 4508, May 2006.

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   [RFC4538]         Rosenberg, J., "Request Authorization through
                     Dialog Identification in the Session Initiation
                     Protocol (SIP)", RFC 4538, June 2006.

   [RFC4566]         Handley, M., Jacobson, V., and C. Perkins, "SDP:
                     Session Description Protocol", RFC 4566, July 2006.

   [RFC4567]         Arkko, J., Lindholm, F., Naslund, M., Norrman, K.,
                     and E. Carrara, "Key Management Extensions for
                     Session Description Protocol (SDP) and Real Time
                     Streaming Protocol (RTSP)", RFC 4567, July 2006.

   [RFC4568]         Andreasen, F., Baugher, M., and D. Wing, "Session
                     Description Protocol (SDP) Security Descriptions
                     for Media Streams", RFC 4568, July 2006.

   [RFC4572]         Lennox, J., "Connection-Oriented Media Transport
                     over the Transport Layer Security (TLS) Protocol in
                     the Session Description Protocol (SDP)", RFC 4572,
                     July 2006.

   [RFC4574]         Levin, O. and G. Camarillo, "The Session
                     Description Protocol (SDP) Label Attribute",
                     RFC 4574, August 2006.

   [RFC4575]         Rosenberg, J., Schulzrinne, H., and O. Levin, "A
                     Session Initiation Protocol (SIP) Event Package for
                     Conference State", RFC 4575, August 2006.

   [RFC4579]         Johnston, A. and O. Levin, "Session Initiation
                     Protocol (SIP) Call Control - Conferencing for User
                     Agents", BCP 119, RFC 4579, August 2006.

   [RFC4583]         Camarillo, G., "Session Description Protocol (SDP)
                     Format for Binary Floor Control Protocol (BFCP)
                     Streams", RFC 4583, November 2006.

   [RFC4662]         Roach, A., Campbell, B., and J. Rosenberg, "A
                     Session Initiation Protocol (SIP) Event
                     Notification Extension for Resource Lists",
                     RFC 4662, August 2006.

   [RFC4730]         Burger, E. and M. Dolly, "A Session Initiation
                     Protocol (SIP) Event Package for Key Press Stimulus
                     (KPML)", RFC 4730, November 2006.

   [RFC4733]         Schulzrinne, H. and T. Taylor, "RTP Payload for
                     DTMF Digits, Telephony Tones, and Telephony

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                     Signals", RFC 4733, December 2006.

   [RFC4796]         Hautakorpi, J. and G. Camarillo, "The Session
                     Description Protocol (SDP) Content Attribute",
                     RFC 4796, February 2007.

   [RFC4896]         Surtees, A., West, M., and A. Roach, "Signaling
                     Compression (SigComp) Corrections and
                     Clarifications", RFC 4896, June 2007.

   [RFC4916]         Elwell, J., "Connected Identity in the Session
                     Initiation Protocol (SIP)", RFC 4916, June 2007.

   [RFC4960]         Stewart, R., "Stream Control Transmission
                     Protocol", RFC 4960, September 2007.

   [RFC5027]         Andreasen, F. and D. Wing, "Security Preconditions
                     for Session Description Protocol (SDP) Media
                     Streams", RFC 5027, October 2007.

   [RFC5049]         Bormann, C., Liu, Z., Price, R., and G. Camarillo,
                     "Applying Signaling Compression (SigComp) to the
                     Session Initiation Protocol (SIP)", RFC 5049,
                     December 2007.

   [RFC5079]         Rosenberg, J., "Rejecting Anonymous Requests in the
                     Session Initiation Protocol (SIP)", RFC 5079,
                     December 2007.

   [RFC5360]         Rosenberg, J., Camarillo, G., and D. Willis, "A
                     Framework for Consent-Based Communications in the
                     Session Initiation Protocol (SIP)", RFC 5360,
                     October 2008.

   [RFC5361]         Camarillo, G., "A Document Format for Requesting
                     Consent", RFC 5361, October 2008.

   [RFC5362]         Camarillo, G., "The Session Initiation Protocol
                     (SIP) Pending Additions Event Package", RFC 5362,
                     October 2008.

   [RFC5363]         Camarillo, G. and A. Roach, "Framework and Security
                     Considerations for Session Initiation Protocol
                     (SIP) URI-List Services", RFC 5363, October 2008.

   [RFC5365]         Garcia-Martin, M. and G. Camarillo, "Multiple-
                     Recipient MESSAGE Requests in the Session
                     Initiation Protocol (SIP)", RFC 5365, October 2008.

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   [RFC5366]         Camarillo, G. and A. Johnston, "Conference
                     Establishment Using Request-Contained Lists in the
                     Session Initiation Protocol (SIP)", RFC 5366,
                     October 2008.

   [RFC5367]         Camarillo, G., Roach, A., and O. Levin,
                     "Subscriptions to Request-Contained Resource Lists
                     in the Session Initiation Protocol (SIP)",
                     RFC 5367, October 2008.

   [RFC5368]         Camarillo, G., Niemi, A., Isomaki, M., Garcia-
                     Martin, M., and H. Khartabil, "Referring to
                     Multiple Resources in the Session Initiation
                     Protocol (SIP)", RFC 5368, October 2008.

   [RFC5373]         Willis, D. and A. Allen, "Requesting Answering
                     Modes for the Session Initiation Protocol (SIP)",
                     RFC 5373, November 2008.

   [RTCP-SUM]        Clark, A., Pendleton, A., Johnston, A., and H.
                     Sinnreich, "Session Initiation Protocol Package for
                     Voice Quality Reporting Event", Work in Progress,
                     October 2008.

   [SAML]            Tschofenig, H., Hodges, J., Peterson, J., Polk, J.,
                     and D. Sicker, "SIP SAML Profile and Binding", Work
                     in Progress, November 2008.

   [SDP-CAP]         Andreasen, F., "SDP Capability Negotiation", Work
                     in Progress, July 2008.

   [SDP-MEDIA]       Gilman, R., Even, R., and F. Andreasen, "SDP media
                     capabilities Negotiation", Work in Progress,
                     July 2008.

   [SESSION-POLICY]  Hilt, V., Camarillo, G., and J. Rosenberg, "A
                     Framework for Session Initiation Protocol (SIP)
                     Session Policies", Work in Progress, November 2008.

   [SIMPLE]          Rosenberg, J., "SIMPLE made Simple: An Overview of
                     the IETF Specifications for Instant Messaging and
                     Presence using the Session Initiation Protocol
                     (SIP)", Work in Progress, October 2008.

   [SIPS-URI]        Audet, F., "The Use of the SIPS URI Scheme in the
                     Session Initiation Protocol (SIP)", Work
                     in Progress, November 2008.

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   [SRTP-FRAME]      Fischl, J., Tschofenig, H., and E. Rescorla,
                     "Framework for Establishing an SRTP Security
                     Context using DTLS", Work in Progress,
                     October 2008.

   [SUBNOT-ETAGS]    Niemi, A., "An Extension to Session Initiation
                     Protocol (SIP) Events for Conditional Event
                     Notification", Work in Progress, July 2008.

   [TRANSFER-MECH]   Garcia, M., Isomaki, M., Camarillo, G., Loreto, S.,
                     and P. Kyzivat, "A Session Description Protocol
                     (SDP) Offer/Answer Mechanism to Enable File
                     Transfer", Work in Progress, November 2008.

   [UA-PRIVACY]      Munakata, M., Schubert, S., and T. Ohba, "UA-Driven
                     Privacy Mechanism for SIP", Work in Progress,
                     October 2008.

   [UPDATE-PAI]      Elwell, J., "Updates to Asserted Identity in the
                     Session Initiation Protocol (SIP)", Work
                     in Progress, October 2008.

Author's Address

   Jonathan Rosenberg
   Cisco
   Iselin, NJ
   US

   EMail: jdrosen@cisco.com
   URI:   http://www.jdrosen.net

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