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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><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><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Using CentOS 5.3 64-bit, we initially had audio quality issues with supermicro motherboard but found they came with disk write caching disabled. Enabling disk write caching significantly improved audio quality.<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><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Robert<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><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"'> Aloysius Lloyd [mailto:lloyd.aloysius@gmail.com] <br><b>Sent:</b> Thursday, December 30, 2010 10:15 AM<br><b>To:</b> FreeSWITCH Users Help<br><b>Subject:</b> Re: [Freeswitch-users] CentOS 5.5 - FreeSWITCH - Audio Quality issues<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Norman,</span><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>I use iWeb ( <a href="http://www.iweb.ca" target="_blank">www.iweb.ca</a> ) dedicated server . Motherboard - </span><span class=apple-style-span><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Supermicro </span></span><span style='font-family:"Verdana","sans-serif"'>.</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Thanks</span><o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-family:"Verdana","sans-serif"'>Lloyd<br><br></span><o:p></o:p></p><div><p class=MsoNormal>On Thu, Dec 30, 2010 at 1:09 PM, Norman Tomlins <<a href="mailto:norm@voicenetwork.ca" target="_blank">norm@voicenetwork.ca</a>> wrote:<o:p></o:p></p><p class=MsoNormal>Lloyd,<br><br>What motherboard was it that gave you the issues? <br><span style='color:#888888'><br>Norman Tomlins<br>Voice Network Inc</span><o:p></o:p></p><div><div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal>On Thu, Dec 30, 2010 at 12:57 PM, Aloysius Lloyd <<a href="mailto:lloyd.aloysius@gmail.com" target="_blank">lloyd.aloysius@gmail.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Finally solved the problem. There is a hardware (Motherboard) issue on the server. Replace the server with the new one and use 64bit ... voice quality problems goes away.</span><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Thank you for the help.</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Thanks and regards,</span><o:p></o:p></p></div><div><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Lloyd</span><o:p></o:p></p><div><div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-family:"Verdana","sans-serif"'><br><br></span><o:p></o:p></p></div></div></div></div></div></div></div></div></div></div></body></html>