Might Try zoiper it supports iax2 Then Setup another IAX2 trunk Ports needed are already setup and open for apt-rpt echolink allstar One way is common problem Usually Need a stun server for sip with nat but other factors also Check out nerdvittles.com lookup one way audio. Good resource. Firewall. RTP. Sip Packets. And others Sent from my Verizon Wireless BlackBerry -----Original Message----- From: Bill Hurlock <bill.hurlock@cpcomms.com> Sender: app_rpt-users-bounces@ohnosec.org Date: Sun, 9 Feb 2014 23:25:55 To: app_rpt-users@ohnosec.org<app_rpt-users@ohnosec.org> Subject: [App_rpt-users] SIP Help Needed _______________________________________________ App_rpt-users mailing list App_rpt-users@ohnosec.org http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users To unsubscribe from this list please visit http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users and scroll down to the bottom of the page. Enter your email address and press the "Unsubscribe or edit options button" You do not need a password to unsubscribe, you can do it via email confirmation. If you have trouble unsubscribing, please send a message to the list detailing the problem.