Media Control Channel Framework (CFW) Call Flow Examples
draft-ietf-mediactrl-call-flows-10

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Last updated 2012-11-27
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MEDIACTRL                                                    A. Amirante
Internet-Draft                                      University of Napoli
Intended status: Informational                               T. Castaldi
Expires: May 31, 2013                                         L. Miniero
                                                                Meetecho
                                                             S P. Romano
                                                    University of Napoli
                                                       November 27, 2012

        Media Control Channel Framework (CFW) Call Flow Examples
                   draft-ietf-mediactrl-call-flows-10

Abstract

   This document provides a list of typical Media Control Channel
   Framework [RFC6230] call flows.  It aims at being a simple guide to
   the use of the interface between Application Servers and MEDIACTRL-
   based Media Servers, as well as a base reference documentation for
   both implementors and protocol researchers.

Status of this Memo

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   This Internet-Draft will expire on May 31, 2013.

Copyright Notice

   Copyright (c) 2012 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect

Amirante, et al.          Expires May 31, 2013                  [Page 1]
Internet-Draft           CFW Call Flow Examples            November 2012

   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   4
   2.  Conventions . . . . . . . . . . . . . . . . . . . . . . . . .   5
   3.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   5
   4.  A Practical Approach  . . . . . . . . . . . . . . . . . . . .   5
     4.1.  State Diagrams  . . . . . . . . . . . . . . . . . . . . .   6
   5.  Control Channel Establishment . . . . . . . . . . . . . . . .   9
     5.1.  COMEDIA Negotiation . . . . . . . . . . . . . . . . . . .  10
     5.2.  SYNC  . . . . . . . . . . . . . . . . . . . . . . . . . .  13
     5.3.  K-ALIVE . . . . . . . . . . . . . . . . . . . . . . . . .  15
     5.4.  Wrong behaviour . . . . . . . . . . . . . . . . . . . . .  17
   6.  Use-case scenarios and examples . . . . . . . . . . . . . . .  20
     6.1.  Echo Test . . . . . . . . . . . . . . . . . . . . . . . .  27
       6.1.1.  Direct Echo Test  . . . . . . . . . . . . . . . . . .  28
       6.1.2.  Echo Test based on Recording  . . . . . . . . . . . .  30
     6.2.  Phone Call  . . . . . . . . . . . . . . . . . . . . . . .  38
       6.2.1.  Direct Connection . . . . . . . . . . . . . . . . . .  40
       6.2.2.  Conference-based Approach . . . . . . . . . . . . . .  42
       6.2.3.  Recording a conversation  . . . . . . . . . . . . . .  48
     6.3.  Conferencing  . . . . . . . . . . . . . . . . . . . . . .  54
       6.3.1.  Simple Bridging . . . . . . . . . . . . . . . . . . .  60
       6.3.2.  Rich Conference Scenario  . . . . . . . . . . . . . .  64
       6.3.3.  Coaching Scenario . . . . . . . . . . . . . . . . . .  73
       6.3.4.  Sidebars  . . . . . . . . . . . . . . . . . . . . . .  80
       6.3.5.  Floor Control . . . . . . . . . . . . . . . . . . . .  89
     6.4.  Additional Scenarios  . . . . . . . . . . . . . . . . . .  95
       6.4.1.  Voice Mail  . . . . . . . . . . . . . . . . . . . . .  95
       6.4.2.  Current Time  . . . . . . . . . . . . . . . . . . . . 102
       6.4.3.  DTMF-driven Conference Manipulation . . . . . . . . . 106
   7.  Media Resource Brokering  . . . . . . . . . . . . . . . . . . 118
     7.1.  Publishing Interface  . . . . . . . . . . . . . . . . . . 119
     7.2.  Consumer Interface  . . . . . . . . . . . . . . . . . . . 127
       7.2.1.  Query Mode  . . . . . . . . . . . . . . . . . . . . . 128
       7.2.2.  Inline-aware Mode . . . . . . . . . . . . . . . . . . 132
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