<div dir="ltr">Hello Deeplika,<div><br></div><div>Please find my response below<br><div class="gmail_extra"><br><div class="gmail_quote">On Thu, May 4, 2017 at 2:42 PM, Deepika Yadav <span dir="ltr"><<a href="mailto:deepikay@iiitd.ac.in" target="_blank">deepikay@iiitd.ac.in</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi,<div><br></div><div>I am using Freeswitch in an application that initiates conference calls amongst 20 users in cellular network (mobile phones in GSM network). Currently, for the VOIP-GSM gateway, we are using the service from a company called Doorvaani. </div><div><br></div><div>But, since, the cost of call estimates to be high and we cannot debug the call drops; we are thinking to buy our own PRI card. </div><div><br></div><div>I am seeking recommendation on following points:</div><div><ol><li>Which card should I buy that is most easily configurable with the Freeswitch i.e. company and type. <br></li></ol></div></div></blockquote><div><font color="#0000ff">- You can use sangoma pri card. We are using this from last 7years. </font> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><ol><li>Reference on how should I start to make Freeswitch configure with the PRI card and start sending and receiving calls. For the current gateway service in use, I simply put the authentication credentials for the corresponding VOIP line offered by the company Doorvaani in the external SIP Profile. In case of PRI, what all changes are needed</li></ol></div></div></blockquote><div><font color="#0000ff">- If you are using sangoma card. Then you need to install wanpipe driver and configure wanpipe driver with freeswitch. Make sure to compile freeswitch with libpri. You can follow this</font></div><div><font color="#0000ff"><br></font></div><div><font color="#0000ff"><a href="https://wiki.freeswitch.org/wiki/FreeTDM#Installation">https://wiki.freeswitch.org/wiki/FreeTDM#Installation</a><br></font></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><div>Regards,</div><div>Deepika</div><span class="gmail-HOEnZb"><font color="#888888"><div><br></div>-- <br><div class="gmail-m_9045478671470332751gmail_signature">Regards<br>Deepika<br><a href="https://www.iiitd.edu.in/~deepikay/" target="_blank">https://www.iiitd.edu.in/~<wbr>deepikay/</a></div>
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