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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Palash vai is absolutely right. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>There are lots of other factor like BW, Compression mechanism, routing mechanism etc. that can cause the poor quality of voice.<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Zahidul Haque<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>HRC IGW<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><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"'> nog-bounces@bdnog.org [mailto:nog-bounces@bdnog.org] <b>On Behalf Of </b>Jahangir Hossain<br><b>Sent:</b> Monday, November 18, 2013 11:13 AM<br><b>To:</b> Palash Kanti Barua<br><b>Cc:</b> nog@bdnog.org<br><b>Subject:</b> Re: [bdNOG] Call Center Voice quality improve in public internet and call center security<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>1+ palash bhai.<o:p></o:p></span></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><br><br><br><br><o:p></o:p></p><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'>Regards // Jahangir Hossain<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'> Open Communication<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On Mon, Nov 18, 2013 at 11:08 AM, Palash Kanti Barua <<a href="mailto:palash@bol-online.com" target="_blank">palash@bol-online.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal>Dear Mr. Suvro,<br><br>Your voice traffic is passing from source to destination and vice versa<br>using different carriers' network. So, it would be really difficult to<br>ensure End-to-End voice quality over the Internet. No one will guarantee for<br>it. Still IPLC is the best solution for it though it is quite costly. There<br>is one alternative solution is to get international MPLS connectivity if any<br>SP can provide you the same in BD. As far as I know, there is no firewall<br>device or software which can improve the voice quality over the internet.<br><br>Regards,<br>Palash Kanti Barua<br>BOL<o:p></o:p></p><div><p class=MsoNormal><br>-----Original Message-----<br>From: <a href="mailto:nog-bounces@bdnog.org">nog-bounces@bdnog.org</a> [mailto:<a href="mailto:nog-bounces@bdnog.org">nog-bounces@bdnog.org</a>] On Behalf Of<br>Suvra Dev Kar<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>Sent: Monday, November 18, 2013 12:41 AM<br>To: <a href="mailto:nog@bdnog.org">nog@bdnog.org</a><br>Subject: [bdNOG] Call Center Voice quality improve in public internet and<br>call center security<o:p></o:p></p></div><div><div><p class=MsoNormal>Dear BD nog Team member,<br><br><br>I am suvro from Hello world communications ltd. we are international<br>call center, we are using voice termination through public internet,<br>maximum time we face voice quality issue. Now can you tel me any one<br>how i can get good voice quality from public internet. we are not<br>using IPLC coz its costly. and tel me for call center and voice<br>termination which firewall device or software i can use.<br><br><br>Best Regards<br>Suvro Dev<br>Hello world communications Ltd<br>cell- <a href="tel:%2B8801745724242">+8801745724242</a>.<br>_______________________________________________<br>nog mailing list<br><a href="mailto:nog@bdnog.org">nog@bdnog.org</a><br><a href="http://mailman.bdnog.org/mailman/listinfo/nog" target="_blank">http://mailman.bdnog.org/mailman/listinfo/nog</a><br><br>_______________________________________________<br>nog mailing list<br><a href="mailto:nog@bdnog.org">nog@bdnog.org</a><br><a href="http://mailman.bdnog.org/mailman/listinfo/nog" target="_blank">http://mailman.bdnog.org/mailman/listinfo/nog</a><o:p></o:p></p></div></div></div><p class=MsoNormal><br><br clear=all><br>-- <o:p></o:p></p><div><div><div><div><p class=MsoNormal><span style='font-family:"Tahoma","sans-serif"'><o:p> </o:p></span></p></div></div><p class=MsoNormal> <o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal style='margin-bottom:12.0pt'> <o:p></o:p></p></div></div></div></div></div></div></div></body></html>