<div dir="ltr">Ok Dan, try this...  I was able to get this to work behind a NAT and with ip address authentication.<br><br>[global]<br>type = global<br>debug = yes<br><br><div>[transport1]<br>type = transport<br>bind = 0.0.0.0<br>protocol = udp<br><b>local_net=<yourlocalnet I.E. <a href="http://10.10.10.10/24">10.10.10.10/24</a>><br>external_media_address=<your public ip address><br>external_signaling_address=<your public address><br></b> <br>[<a href="http://outbound.vitelity.net">outbound.vitelity.net</a>]<br>type = aor<br>remove_existing = yes<br>qualify_frequency = 60<br>contact = sip:64.2.142.93<br><br></div><div>[<a href="http://outbound.vitelity.net">outbound.vitelity.net</a>]<br>type = endpoint<br>context = TestApp<br>transport = transport1<br>aors = <a href="http://outbound.vitelity.net">outbound.vitelity.net</a><br>dtmf_mode = rfc4733<br>force_rport = yes<br>rtp_symmetric = yes<br>rewrite_contact = yes<br>send_rpid = yes<br>trust_id_inbound = yes<br>disallow = all<br>allow = ulaw<br>direct_media = no</div><div><b>from_user=<your main vitelity account name>  ; Not subaccount<br></b><br></div><div>[<a href="http://outbound.vitelity.net">outbound.vitelity.net</a>]<br>type = identify<br>endpoint = <a href="http://outbound.vitelity.net">outbound.vitelity.net</a><br>match = 64.2.142.93<br><br></div></div>