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How conference of a call is possible in all 3GPP networks (GSM, UMTS and LTE)?

+2 votes
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How the Network flow will be in this scenario? Just came up in my mind as I am not aware of this scenario, What would be the elements behavior and message exchanges in this case.

posted Jun 10, 2014 by Vikram Luthra

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1 Answer

+1 vote

Can't tell you in all 3gpp networks but in LTE using IP Multimedia System (IMS). The call flow I have. Please go to the below PDF and have a look on complete call flow in IMS when the conference call is happening.

http://www.eventhelix.com/ims/conference/ims-conference-call.pdf

answer Jun 11, 2014 by Kapil Kapoor
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