<div dir="ltr"><div>Hi,</div><div>I want to call unregistr user.</div><div>after regist ,start calling. </div><div><br></div><div><br></div><div><div>A:unregisterd</div><div>B:registerd</div><div><br></div><div>1.B call to A</div>
<div>2.B is calling</div><div>3.A regist</div><div>4.A ring</div><div>5.A and B talk start</div></div><div><br></div><div><pre style="color:rgb(0,0,0)"><pre>Please, help. Thanks.</pre><i>
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