Hi Deepika,<br><br>Try monitoring dahdi B channel for audio using dahdi_monitor once the call is established. <br>eg. <br><i style="color: rgb(0, 0, 153);">dahdi_monitor 1 -v</i> // where 1 is active dahdi channel<br>
<br>- Anil<br><br><div class="gmail_quote">On Thu, May 20, 2010 at 9:56 AM, bipin singh <span dir="ltr"><<a href="mailto:bipinraghuvanshi@gmail.com">bipinraghuvanshi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
Hi <br>change asterisk version voice issue on this version use asterisk-1.6.0 <br><br><div class="gmail_quote"><div><div></div><div class="h5">On Wed, May 19, 2010 at 6:12 PM, Deepika Nijhawan <span dir="ltr"><<a href="mailto:deepika.chopra@oxygen8.com" target="_blank">deepika.chopra@oxygen8.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div><div></div><div class="h5">
<div link="blue" vlink="purple" lang="EN-US">
<div>
<p class="MsoNormal"><span style="font-size: 10pt;">Below
is required info:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">1. Which version of asterisk ,dahdi and
libss7 you installed</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">Asterisk 1.6.2.7</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">DAHDI Version: 2.3.0 Echo Canceller:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">libss7 version: 1.0.2</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">2. OS Kernel Version</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">Centos 5.4</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">[root@asterisk4.uk:~]$ uname -r</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">2.6.18-164.15.1.el5PAE</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">3.IPTables and SELinux Status</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">IPTables is fine. My softphone's ip range
is allowed. This was working before with ISDN.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">[root@asterisk4.uk:~]$ cat
/etc/sysconfig/selinux</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"># This file controls the state of SELinux
on the system.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"># SELINUX= can take one of these three
values:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#
enforcing - SELinux security policy is enforced.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#
permissive - SELinux prints warnings instead of enforcing.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#
disabled - SELinux is fully disabled.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">SELINUX=disabled</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"># SELINUXTYPE= type of policy in use.
Possible values are:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#
targeted - Only targeted network daemons are protected.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#
strict - Full SELinux protection.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">SELINUXTYPE=targeted</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">4. Codec Status</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">I am dialing from softphone -> asterisk
-> telsis using alaw codec.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">5.SIP.conf and extension.conf information</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">sip.conf:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">[448714349151]</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">type=friend</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">username=448714349151</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">secret=deepika</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">disallow=all</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">allow=alaw</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">nat=yes</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">host=dynamic</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">canreinvite=no</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">context=from-pstn</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">call-limit=2</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">extensions.conf:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">[from-pstn]</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">exten =>
_1999001X.,1,Dial(DAHDI/g0/${EXTEN})</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">6.</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">Even if I enable below line in system.conf?</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">#echocanceller=mg2,1-15,17-31</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">I am getting below error:</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;">[May 19 12:55:59] WARNING[6187]:
chan_dahdi.c:2683 dahdi_enable_ec: Unable to enable echo cancellation on
channel 1 (No such device)</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU">---</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU"> </span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU">Kind
Regards,</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU"> </span></p>
<p class="MsoNormal"><b><span style="font-size: 10pt;" lang="EN-AU">Deepika Nijhawan</span></b></p>
<p class="MsoNormal"><b><span style="font-size: 10pt;" lang="EN-AU">VoIP Engineer</span></b></p>
<p class="MsoNormal"><b><span style="font-size: 10pt;" lang="EN-AU"> </span></b></p>
<p class="MsoNormal"><b><span style="font-size: 10pt; color: purple;" lang="EN-AU">Oxygen8</span></b><span style="font-size: 10pt;" lang="EN-AU"> Communications </span></p>
<p class="MsoNormal"><b><span style="font-size: 10pt; color: black;" lang="EN-AU">T:</span></b><span style="font-size: 10pt;" lang="EN-AU"> +44(0) 871 434
9151</span></p>
<p class="MsoNormal"><span style="font-size: 10pt;" lang="EN-AU">
+44(0) 121 620 9151</span></p>
<p class="MsoNormal"><b><span style="font-size: 10pt;" lang="EN-AU">Email:</span></b><span style="font-size: 10pt;" lang="EN-AU"> <a href="mailto:deepika.nijhawan@oxygen8.com" target="_blank">deepika.nijhawan@oxygen8.com</a></span></p>
<p class="MsoNormal"><b><span style="font-size: 10pt;" lang="EN-AU">Skype:</span></b><span style="font-size: 10pt;" lang="EN-AU"> deepika-nijhawan</span></p>
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