<div dir="ltr">When I make REGISTER request to server Kamailio. Kamailio sometimes return me REGISTER 200 OK response with many Contacts in Contact header field<div><br></div><div><div>Contact: </div><div><sip:user1@1.1.1.1:58492;transport=TLS;ob>;expires=29;received="sip:1.1.1.1:58492;transport=TLS", </div>
<div><sip:user1@3.3.3.3:58520;transport=TLS;ob>;expires=244, </div><div><sip:user1@1.1.1.1:58529;transport=TLS;ob>;expires=284;received="sip:1.1.1.1:58529;transport=TLS", </div><div><sip:user1@3.3.3.3:58548;transport=TLS;ob>;expires=329, </div>
<div><sip:user1@3.3.3.3:58562;transport=TLS;ob>;expires=393, </div><div><sip:user1@1.1.1.1:58571;transport=TLS;ob>;expires=483;received="sip:1.1.1.1:58571;transport=TLS", </div><div><sip:user1@2.2.2.2:58588;transport=TLS;ob>;expires=538, </div>
<div><sip:user1@1.1.1.1:58600;transport=TLS;ob>;expires=587;received="sip:1.1.1.1:58600;transport=TLS", </div><div><sip:user1@2.2.2.2:58611;transport=TLS;ob>;expires=630, </div><div><sip:user1@1.1.1.1:58624;transport=TLS;ob>;expires=670;received="sip:1.1.1.1:58624;transport=TLS", </div>
<div><sip:user1@2.2.2.2:58632;transport=TLS;ob>;expires=706, </div><div><sip:user1@1.1.1.1:58650;transport=TLS;ob>;expires=826;received="sip:1.1.1.1:58650;transport=TLS", </div><div><sip:user1@2.2.2.2:58661;transport=TLS;ob>;expires=900;+sip.instance="<urn:uuid:00000000-0000-0000-0000-00007dtrf0a4c>";reg-id=1</div>
<div><br></div><div style>Why is that ?</div><div><div><br></div>-- <br><div dir="ltr"><span style="color:rgb(0,0,0)">Khoa Pham</span><div>HCMC University of Science<br style="color:rgb(0,0,0)"><span style="color:rgb(0,0,0)"><a href="http://www.fantageek.com" target="_blank">www.fantageek.com</a></span><br>
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