Just a casual observation, but it looks like all three of these symptoms have disk I/O in common. Perhaps your disk performance isn&#39;t up to snuff? You could probably test this by moving some of your sound files into a ramdisk and then calling in to listen to them...<div>
<br></div><div>-MC<br><br><div class="gmail_quote">On Thu, Dec 23, 2010 at 1:49 PM, Aloysius Lloyd <span dir="ltr">&lt;<a href="mailto:lloyd.aloysius@gmail.com">lloyd.aloysius@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<font face="verdana, sans-serif">Hi All,
</font><div><font face="verdana, sans-serif"><br></font></div><div><font face="verdana, sans-serif"><b><u>FreeSWITCH environment</u></b></font></div><div><font face="verdana, sans-serif"><br>

</font></div><div><font face="verdana, sans-serif">Hardware - <span style="font-size:12px;white-space:pre-wrap">Intel Core 2 Quad 2.4GHz , </span><span style="font-size:12px;white-space:pre-wrap">4GB RAM</span></font></div>


<div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">OS - </span><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">CentOS 5.5</span></font></div>

<div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">FreeSWITCH Version 1.0.head (git-fcd6c54 2010-12-19 00-13-08 -0500)</span></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">Ethernet : Public IP + 10Mbps port</span></font></div>


<div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br>

</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">Calls Between Phones and outside calls perfect. </span></font></div>

<div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br>

</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">But </span></font><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">Voice Quality is not great in the following scenarios</span></div>


<div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">1. Voice Mails ... most of the voicemails breaking voices .. lots of static</span></font></div>


<div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">2. IVR ... breaking voices</span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap">3. System Automatically Hangup ... while people leaving messages..</span></font></div>


<div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br></span></font></div><div><font face="verdana, sans-serif"><span style="font-size:12px;white-space:pre-wrap"><br>

</span></font></div><div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap"><br></span></div><div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">Do I need to adjust any parameters ?</span></div>


<div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap"><br></span></div><div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">Any help is appreciated.</span></div>


<div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap"><br></span></div><div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">Thanks</span></div>

<div><span style="font-family:verdana, sans-serif;font-size:12px;white-space:pre-wrap">Lloyd</span></div>
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<br></blockquote></div><br></div>