2100 Hz is the ANS tone from the receiving side of the fax call. That's what I detect on my outbound calls.<br><br><br><div class="gmail_quote">On Thu, Apr 14, 2011 at 12:57 PM, romon.zaman <span dir="ltr"><<a href="mailto:romon.zaman@gmail.com">romon.zaman@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;">
<div bgcolor="#ffffff">
<div><font face="Arial" size="2">hello MC,</font></div>
<div><font face="Arial" size="2">you are right..</font></div>
<div><font face="Arial" size="2">before this published here, you help me to get
a solution.</font></div>
<div><font face="Arial" size="2"></font> </div>
<div><font face="Arial" size="2">actually, my fax machine was not sending standard
fax tone. but it worked with actual tone frequency.</font></div>
<div><font face="Arial" size="2"></font> </div>
<div><font face="Arial" size="2">so, if someone ever face this problem,
recommendation is to get pcap file and extract audio file from RTP with
wireshark </font><font face="Arial" size="2">and analyze audio with audicity to get
exact frequency of tone.</font></div>
<div><font face="Arial" size="2"></font> </div>
<div><font face="Arial" size="2">and when u use tone_detect with exact tone
frequency, it will work perfectly.</font></div>
<div><font face="Arial" size="2"></font> </div>
<div> </div>
<div><font face="Arial" size="2">thanks for </font> <font face="Arial" size="2">your help</font></div><div><div></div><div class="h5">
<div><font face="Arial" size="2"></font> </div>
<blockquote dir="ltr" style="padding-right: 0px; padding-left: 5px; margin-left: 5px; border-left: 2px solid rgb(0, 0, 0); margin-right: 0px;">
<div style="font: 10pt arial;">----- Original Message ----- </div>
<div style="background: none repeat scroll 0% 0% rgb(228, 228, 228); font: 10pt arial;"><b>From:</b>
<a title="msc@freeswitch.org" href="mailto:msc@freeswitch.org" target="_blank">Michael
Collins</a> </div>
<div style="font: 10pt arial;"><b>To:</b> <a title="freeswitch-users@lists.freeswitch.org" href="mailto:freeswitch-users@lists.freeswitch.org" target="_blank">FreeSWITCH Users Help</a>
</div>
<div style="font: 10pt arial;"><b>Sent:</b> Thursday, April 14, 2011 10:43
PM</div>
<div style="font: 10pt arial;"><b>Subject:</b> Re: [Freeswitch-users] fax tone
detection failed</div>
<div><br></div><br><br>
<div class="gmail_quote">On Wed, Apr 13, 2011 at 5:16 AM, romon.zaman <span dir="ltr"><<a href="mailto:romon.zaman@gmail.com" target="_blank">romon.zaman@gmail.com</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="padding-left: 1ex; margin: 0px 0px 0px 0.8ex; border-left: 1px solid rgb(204, 204, 204);">hi,<br><br>i
am trying to detect fax tone on outgoing calls.<br>here is my javascript
code<br><br>+++++++++++++++++++++++<br><br>session1 =
new<br>Session("{ignore_early_media=false}sofia/gateway/flowroute/"+argv[0]+"");<br><br>session1.execute("tone_detect",
"fax 1100 r +30000 set<br>'fax_tone_detected=true'
1");<br>msleep(argv[1]);<br>session1.hangup();<br><br>++++++++++++++++++++++++<br><br>i
checked pcap file and using wireshark , i can hear sone tone on
rtp<br>audio playback.<br><br>but freeswitch cant detect that..<br><br>is
there any other solution to find out specific tone like fax??<br><br>thanks
in advance<br></blockquote>
<div><br></div>
<div>Was this the one we talked about yesterday where your fax machine was
really spitting out a tone around 2096Hz?</div>
<div><br></div>
<div>-MC</div></div></blockquote><br>
<br></div></div>
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