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Method and apparatus for making sidebar calls

  • US 20070091830A1
  • Filed: 09/30/2005
  • Published: 04/26/2007
  • Est. Priority Date: 09/30/2005
  • Status: Active Grant
First Claim
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1. A method of establishing a subconference call from a multiparty conference call, the method comprising the steps of:

  • a. joining the multiparty conference call with at least a first party and a second party, the multiparty conference call having a conference identifier;

    b. initiating a direct telecommunication with one of the at least a first party and a second party by transmitting at least one session initiation protocol command, wherein the at least one session initiation protocol command is selected from the group consisting of a REFER command and an INVITE command; and

    c. wherein the at least one session initiation protocol command comprises at least a data field indicating from whom the direct telecommunication was referred, wherein the at least a data field indicating from whom the telecommunication was referred comprises at least the conference identifier.

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