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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#226EF9" vlink="#226EF9"><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>I have it on good authority that AT&T in the U.S. assigns public i.p. addresses to each device, but is subject to firewall rules whatever they might be. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>They offer "enterprise static i.p. service" that allows greater freedom, however. Sounds expensive and scary.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>I agree with Steven Ayre: I would not depend on having necessary connectivity.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'>Bote<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Assaf Dahary<br><b>Sent:</b> Thursday, 15 January, 2015 11:47<br><b>Subject:</b> Re: [Freeswitch-users] mobile to mobile over 3g/4g<o:p></o:p></span></p></div></div><p>It se<span style='color:black'>e</span>ms that some mobile operators allow internal direct connectivity and some just block it.<o:p></o:p></p><p>Direct connectivity will increase call quality and drop call latency.<o:p></o:p></p><p>I should start mapping mobile operators by trying first bypass media on internal calls and if fail then to cancel it and call via FS .<o:p></o:p></p><div><p class=MsoNormal style='word-break:break-all'>On Jan 15, 2015, at 18:32, Steven Ayre <<a href="mailto:steveayre@gmail.com" target="_blank">steveayre@gmail.com</a>> wrote:<o:p></o:p></p><div><p class=MsoNormal style='word-break:break-all'>I would expect that while it might work on some operators you won't be able to rely on it working for all mobile networks.<o:p></o:p></p><div><p class=MsoNormal style='word-break:break-all'><o:p> </o:p></p></div><div><p class=MsoNormal style='word-break:break-all'>If your users aren't under your control and therefore aren't on networks you've had an opportunity to test this on then you'll probably see many calls with no audio.<o:p></o:p></p></div><div><p class=MsoNormal style='word-break:break-all'><o:p> </o:p></p></div><div><p class=MsoNormal style='word-break:break-all'><o:p> </o:p></p></div><div><p class=MsoNormal style='word-break:break-all'><o:p> </o:p></p><div><p class=MsoNormal style='word-break:break-all'>On 15 January 2015 at 13:33, Assaf Dahary <<a href="mailto:adahary@gmail.com" target="_blank">adahary@gmail.com</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I'm currently using bypass_media to make two mobile call each directly (RTP bypass FS) over the same wifi network.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Once I detect that caller and callee are sharing the same WiFi network then I switch to bypass_media in dialplan (works well in big complex buildings). </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I would like also to use the same bypass_media mode when mobiles connect over 3g/4g data mobile network.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I fully understand that both mobiles should be connected to the same mobile operator and should share a common subnet routing (without NAT) for them to 'see' each other private IP addr.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Is it possible for two mobiles on the same mobile 3g/4g network to ping each other using their private IP addr? </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Should mobile operators allow this kind of direct peer connections (I couldn't ping internally with my Orange mobile operator)?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Did anyone successfully make a direct bypass_media call between two sip mobiles over 3g/4g network? </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;word-break:break-all'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>assaf</span><o:p></o:p></p></div></div></div></div></div><pre style='word-break:break-all'><span style='font-family:"Arial","sans-serif"'><o:p> </o:p></span></pre></div></div></div></body></html>