<div>Hi,</div><div><br></div><div>i registered 3 uac behind same nat successfully but when i try to call each other i didnt get any audio.</div><div>but if i use uac 102 and 103 to call into the voicemail i heard the audio but not for 101.</div>
<div>kamailio is listening 60.48.218.61 and 192.168.2.3</div><div>rtpproxy is running.</div><div>asterisk is at 192.168.2.23.</div><div><br></div><div>here is my ul show.</div><div><br></div><div><div><span class="Apple-tab-span" style="white-space:pre">        </span>AOR:: 102</div>
<div>                Contact:: <a href="http://sip:102@175.136.221.60:5062">sip:102@175.136.221.60:5062</a> Q=</div><div>                        Expires:: 3110</div><div>                        Callid:: <a href="mailto:721498432@175.136.221.60">721498432@175.136.221.60</a></div>
<div>                        Cseq:: 2</div><div>                        User-agent:: T22 7.3.0.50</div><div>                        Received:: sip:<a href="http://175.136.221.60:1024">175.136.221.60:1024</a></div><div>                        State:: CS_SYNC</div>
<div>                        Flags:: 0</div><div>                        Cflag:: 192</div><div>                        Socket:: udp:<a href="http://60.48.218.61:5060">60.48.218.61:5060</a></div><div>                        Methods:: 16383</div>
<div>        AOR:: 103</div><div>                Contact:: <a href="http://sip:103@175.136.221.60:5062">sip:103@175.136.221.60:5062</a> Q=</div><div>                        Expires:: 3114</div><div>                        Callid:: <a href="mailto:1499738216@175.136.221.60">1499738216@175.136.221.60</a></div>
<div>                        Cseq:: 2</div><div>                        User-agent:: Yealink SIP-T18 18.0.0.70</div><div>                        Received:: sip:<a href="http://175.136.221.60:1025">175.136.221.60:1025</a></div>
<div>                        State:: CS_SYNC</div><div>                        Flags:: 0</div><div>                        Cflag:: 192</div><div>                        Socket:: udp:<a href="http://60.48.218.61:5060">60.48.218.61:5060</a></div>
<div>                        Methods:: 16383</div><div>        AOR:: 101</div><div>                Contact:: <a href="http://sip:101@175.136.221.60:5062">sip:101@175.136.221.60:5062</a> Q=</div><div>                        Expires:: 3097</div>
<div>                        Callid:: <a href="mailto:166053301@175.136.221.60">166053301@175.136.221.60</a></div><div>                        Cseq:: 2</div><div>                        User-agent:: T20 9.41.0.80</div><div>
                        State:: CS_SYNC</div><div>                        Flags:: 0</div><div>                        Cflag:: 0</div><div>                        Socket:: udp:<a href="http://60.48.218.61:5060">60.48.218.61:5060</a></div>
<div>                        Methods:: 16383</div></div><div><br></div><div>and may i know why uac 101 did not have the received: field?</div><div><br></div><div>please some one could give a hand on this? the audio really cant get thru i really have no idea. </div>
<div><br></div><div>thank you </div><div><br></div>-- <br>Regards,<br><br>MingHon<br>