draft-ietf-sipping-transc-conf-01.txt   draft-ietf-sipping-transc-conf-02.txt 
SIPPING Working Group G. Camarillo SIPPING Working Group G. Camarillo
Internet-Draft Ericsson Internet-Draft Ericsson
Expires: June 2, 2006 November 29, 2005 Expires: July 20, 2006 January 16, 2006
The Session Initiation Protocol (SIP) Conference Bridge Transcoding The Session Initiation Protocol (SIP) Conference Bridge Transcoding
Model Model
draft-ietf-sipping-transc-conf-01.txt draft-ietf-sipping-transc-conf-02.txt
Status of this Memo Status of this Memo
By submitting this Internet-Draft, each author represents that any By submitting this Internet-Draft, each author represents that any
applicable patent or other IPR claims of which he or she is aware applicable patent or other IPR claims of which he or she is aware
have been or will be disclosed, and any of which he or she becomes have been or will be disclosed, and any of which he or she becomes
aware will be disclosed, in accordance with Section 6 of BCP 79. aware will be disclosed, in accordance with Section 6 of BCP 79.
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that Task Force (IETF), its areas, and its working groups. Note that
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and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at The list of current Internet-Drafts can be accessed at
http://www.ietf.org/ietf/1id-abstracts.txt. http://www.ietf.org/ietf/1id-abstracts.txt.
The list of Internet-Draft Shadow Directories can be accessed at The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html. http://www.ietf.org/shadow.html.
This Internet-Draft will expire on June 2, 2006. This Internet-Draft will expire on July 20, 2006.
Copyright Notice Copyright Notice
Copyright (C) The Internet Society (2005). Copyright (C) The Internet Society (2006).
Abstract Abstract
This document describes how to invoke transcoding services using the This document describes how to invoke transcoding services using the
conference bridge model. This way of invocation meets the conference bridge model. This way of invocation meets the
requirements for SIP regarding transcoding services invocation to requirements for SIP regarding transcoding services invocation to
support deaf, hard of hearing and speech-impaired individuals. support deaf, hard of hearing and speech-impaired individuals.
Table of Contents Table of Contents
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To: Transcoder <sip:transcoder@example.org> To: Transcoder <sip:transcoder@example.org>
From: A <sip:A@chicago.example.com>;tag=32331 From: A <sip:A@chicago.example.com>;tag=32331
Call-ID: d432fa84b4c76e66710 Call-ID: d432fa84b4c76e66710
CSeq: 1 INVITE CSeq: 1 INVITE
Contact: <sip:A@client.chicago.example.com> Contact: <sip:A@client.chicago.example.com>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER,
SUBSCRIBE, NOTIFY SUBSCRIBE, NOTIFY
Allow-Events: dialog Allow-Events: dialog
Accept: application/sdp, message/sipfrag Accept: application/sdp, message/sipfrag
Require: recipient-list-invite Require: recipient-list-invite
Conten-Type: multipart/mixed;boundary="boundary1" Content-Type: multipart/mixed;boundary="boundary1"
Content-Length: 556 Content-Length: 556
--boundary1 --boundary1
Content-Type: application/sdp Content-Type: application/sdp
v=0 v=0
o=example 2890844526 2890842807 IN IP4 chicago.example.com o=example 2890844526 2890842807 IN IP4 chicago.example.com
s=- s=-
c=IN IP4 192.0.2.1 c=IN IP4 192.0.2.1
t=0 0 t=0 0
m=audio 20000 RTP/AVP 0 m=audio 50000 RTP/AVP 0
a=rtpmap:0 PCMU/8000 a=rtpmap:0 PCMU/8000
--boundary1 --boundary1
Content-Type: application/resource-lists+xml Content-Type: application/resource-lists+xml
Content-Disposition: recipient-list Content-Disposition: recipient-list
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?>
<resource-lists xmlns="urn:ietf:params:xml:ns:resource-lists" <resource-lists xmlns="urn:ietf:params:xml:ns:resource-lists"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<list> <list>
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This document and the information contained herein are provided on an This document and the information contained herein are provided on an
"AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS "AS IS" basis and THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS
OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET OR IS SPONSORED BY (IF ANY), THE INTERNET SOCIETY AND THE INTERNET
ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, ENGINEERING TASK FORCE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE
INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
Copyright Statement Copyright Statement
Copyright (C) The Internet Society (2005). This document is subject Copyright (C) The Internet Society (2006). This document is subject
to the rights, licenses and restrictions contained in BCP 78, and to the rights, licenses and restrictions contained in BCP 78, and
except as set forth therein, the authors retain all their rights. except as set forth therein, the authors retain all their rights.
Acknowledgment Acknowledgment
Funding for the RFC Editor function is currently provided by the Funding for the RFC Editor function is currently provided by the
Internet Society. Internet Society.
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