<div>Hi</div>
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<div>in the same context of prepaid system iam also building with PBX Features</div>
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<div>here is the my big question always is.</div>
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<div>if the user register wtih Openser/ Kamailio</div>
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<div>dial other register user. when the any one of them want to connect to conference and bring other user in to conferene</div>
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<div>how will that work ?</div>
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<div>any reference or clarification will be greate</div>
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<div>Kamailio registrat and proxy </div>
<div>asterisk as PSTN and b2bua</div>
<div>Mediaproxy / rtpproxy iam using for NAT</div>
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<div>Ram</div>