BFCPbis Working Group G. Camarillo
Internet-Draft Ericsson
Obsoletes: 4583 (if approved) T. Kristensen
Intended status: Standards Track Cisco
Expires: August 19, 2014 February 15, 2014
Session Description Protocol (SDP) Format for Binary Floor Control
Protocol (BFCP) Streams
draft-ietf-bfcpbis-rfc4583bis-09
Abstract
This document specifies how to describe Binary Floor Control Protocol
(BFCP) streams in Session Description Protocol (SDP) descriptions.
User agents using the offer/answer model to establish BFCP streams
use this format in their offers and answers.
This document obsoletes RFC 4583. Changes from RFC 4583 are
summarized in Section 12.
Status of this Memo
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Camarillo & Kristensen Expires August 19, 2014 [Page 1]Internet-Draft BFCP February 2014
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Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 3
3. Fields in the 'm' Line . . . . . . . . . . . . . . . . . . . . 3
4. Floor Control Server Determination . . . . . . . . . . . . . . 4
5. The 'confid' and 'userid' SDP Attributes . . . . . . . . . . . 6
6. Association between Streams and Floors . . . . . . . . . . . . 6
7. BFCP Version Negotiation . . . . . . . . . . . . . . . . . . . 7
8. BFCP Connection Management . . . . . . . . . . . . . . . . . . 8
8.1. TCP Connection Management . . . . . . . . . . . . . . . . 8
9. Authentication . . . . . . . . . . . . . . . . . . . . . . . . 8
10. Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
11. Security Considerations . . . . . . . . . . . . . . . . . . . 11
12. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 12
12.1. Registration of SDP 'proto' Values . . . . . . . . . . . . 12
12.2. Registration of the SDP 'floorctrl' Attribute . . . . . . 12
12.3. Registration of the SDP 'confid' Attribute . . . . . . . . 13
12.4. Registration of the SDP 'userid' Attribute . . . . . . . . 13
12.5. Registration of the SDP 'floorid' Attribute . . . . . . . 13
12.6. Registration of the SDP 'bfcpver' Attribute . . . . . . . 14
13. Changes from RFC 4583 . . . . . . . . . . . . . . . . . . . . 14
14. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 15
15. Normative References . . . . . . . . . . . . . . . . . . . . . 15
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 17
Camarillo & Kristensen Expires August 19, 2014 [Page 2]Internet-Draft BFCP February 20141. Introduction
As discussed in the BFCP (Binary Floor Control Protocol)
specification [8], a given BFCP client needs a set of data in order
to establish a BFCP connection to a floor control server. This data
include the transport address of the server, the conference
identifier, and the user identifier.
One way for clients to obtain this information is to use an offer/
datatracker.ietf.org