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<div class="moz-cite-prefix">Thanks,<br>
<br>
by the way, we found out in further testing, when setting RTP
ports to 65000+, this error went away.<br>
<br>
But anyway, we will have to update/recompile Freeswitch.<br>
<br>
<br>
<br>
Best regards<br>
Peter<br>
On 12/01/16 17:21, Brian West wrote:<br>
</div>
<blockquote
cite="mid:CAEJMVkCj7baOj16UVYdz5KczoL6Ls_2=Rg9YL8nVmoG1tFi9iA@mail.gmail.com"
type="cite">
<div dir="ltr">You're on an older release, we've fixed this
already.
<div><br>
</div>
<div>/b</div>
<div><br>
</div>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">On Thu, Dec 1, 2016 at 8:48 AM, Peter
Steinbach <span dir="ltr"><<a moz-do-not-send="true"
href="mailto:lists@telefaks.de" target="_blank">lists@telefaks.de</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000000">
<div id="m_-8539583525953535539magicdomid9"><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">Hello,<br>
<br>
I have a strange error when proyy-media T38 faxes.<br>
Freeswitch is behind NAT (internal </span><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z"><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">192.168.12.248</span>,
external </span><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z"><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">5.10.xxx.yyy)</span>,
other, receiving Server is also a Freeswitch<br>
<br>
A connection is made via G.711A, we hear the machines
negociating, then we receive a T.38 reinvite from the
remote Freeswitch server.<br>
The local ATA 30@ reponds with T38 SDP, Freeswitch is
passing it to the remote site (and there the error
occurs). See error in bold:<br>
</span><br>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid34"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.534228 [DEBUG] sofia.c:6937 Channel <a
moz-do-not-send="true"
class="m_-8539583525953535539moz-txt-link-abbreviated"
href="mailto:sofia/internal/30@192.168.12.248"
target="_blank">sofia/internal/30@192.168.12.<wbr>248</a>
entering state [completing][200]</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid35"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.534228 [DEBUG] sofia.c:6944 Duplicate SDP</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid36"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">v=0</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid37"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">o=30
8002 8001 IN IP4 192.168.12.99</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid38"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">s=SIP
Call</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid39"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">c=IN
IP4 192.168.12.99</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid40"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">t=0
0</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid41"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">m=image
5012 udptl t38</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid42"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxVersion:0</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid43"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38MaxBitRate:14400</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid44"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxRateManagement:<wbr>transferredTCF</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid45"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxMaxBuffer:500</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid46"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxMaxDatagram:500</span></tt></div>
<div class="m_-8539583525953535539ace-line"
id="m_-8539583525953535539magicdomid47"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxUdpEC:t38UDPRedundancy<br>
<br>
</span></tt></div>
<tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.534228 [DEBUG] sofia.c:6937 Channel <a
moz-do-not-send="true"
class="m_-8539583525953535539moz-txt-link-abbreviated"
href="mailto:sofia/internal/30@192.168.12.248"
target="_blank">sofia/internal/30@192.168.12.<wbr>248</a>
entering state [ready][200]</span></tt></div>
<div id="m_-8539583525953535539magicdomid10"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.554501 [DEBUG] mod_sofia.c:2088 Responding
with 200 [OK]</span></tt></div>
<div id="m_-8539583525953535539magicdomid11"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.554501 [DEBUG] switch_core_media.c:8955
sofia/external/0403801xxxxxxx image media sdp:</span></tt></div>
<div id="m_-8539583525953535539magicdomid12"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">v=0</span></tt></div>
<div id="m_-8539583525953535539magicdomid13"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">o=FreeSWITCH
1480572959 1480572961 IN IP4 5.10.xxx.yyy</span></tt></div>
<div id="m_-8539583525953535539magicdomid14"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">s=FreeSWITCH</span></tt></div>
<div id="m_-8539583525953535539magicdomid15"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">c=IN
IP4 5.10.xxx.yyy</span></tt></div>
<div id="m_-8539583525953535539magicdomid16"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">t=0
0</span></tt></div>
<div id="m_-8539583525953535539magicdomid17"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">m=image
29544 udptl t38</span></tt></div>
<div id="m_-8539583525953535539magicdomid18"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxVersion:0</span></tt></div>
<div id="m_-8539583525953535539magicdomid19"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38MaxBitRate:14400</span></tt></div>
<div id="m_-8539583525953535539magicdomid20"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxRateManagement:<wbr>transferredTCF</span></tt></div>
<div id="m_-8539583525953535539magicdomid21"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxMaxBuffer:500</span></tt></div>
<div id="m_-8539583525953535539magicdomid22"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxMaxDatagram:500</span></tt></div>
<div id="m_-8539583525953535539magicdomid23"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">a=T38FaxUdpEC:t38UDPRedundancy</span></tt></div>
<div id="m_-8539583525953535539magicdomid24"><tt><br>
</tt></div>
<div id="m_-8539583525953535539magicdomid25"><tt><b><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.554501 [ERR] switch_rtp.c:6420 Poll
failed with error: 9 [Bad file descriptor]</span></b></tt></div>
<div id="m_-8539583525953535539magicdomid26"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.554501 [DEBUG] switch_ivr_bridge.c:712
sofia/external/0403801xxxxxxx ending bridge by
request from read function</span></tt></div>
<div id="m_-8539583525953535539magicdomid27"><tt><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z">2016-12-01
15:28:55.554501 [DEBUG] switch_ivr_bridge.c:785
BRIDGE THREAD DONE [sofia/external/<wbr>0403801xxxxxxx]</span></tt></div>
<div id="m_-8539583525953535539magicdomid28"><span
class="m_-8539583525953535539author-a-nz78zpo6yz73z1gz65zvz70z8z66zz89zz70z"><tt>2016-12-01
15:28:55.554501 [NOTICE] switch_ivr_bridge.c:889
Hangup sofia/external/0403801xxxxxxx
[CS_EXCHANGE_MEDIA] [NORMAL_CLEAR</tt><tt><br>
</tt><br>
Some background Info:<br>
</span>
<ul>
<li>Freeswitch runs in LXC environment</li>
<li>Freeswitch runs as non-priviledged user.</li>
</ul>
<p>What is the cause of this? Maybe a problem with port
29544? But port 29544 was already previously used with
G.711A.<span class="HOEnZb"><font color="#888888"><br>
<br>
</font></span></p>
<span class="HOEnZb"><font color="#888888"> </font></span></div>
<span class="HOEnZb"><font color="#888888">
<pre class="m_-8539583525953535539moz-signature" cols="72">--
With kind regards
Peter Steinbach
Telefaks Services GmbH
<a moz-do-not-send="true" class="m_-8539583525953535539moz-txt-link-freetext" href="mailto:lists" target="_blank">mailto:lists</a> (att) <a moz-do-not-send="true" href="http://telefaks.de" target="_blank">telefaks.de</a>
Internet: <a moz-do-not-send="true" class="m_-8539583525953535539moz-txt-link-abbreviated" href="http://www.telefaks.de" target="_blank">www.telefaks.de</a>
</pre>
</font></span></div>
<br>
______________________________<wbr>______________________________<wbr>_____________<br>
Professional FreeSWITCH Consulting Services:<br>
<a moz-do-not-send="true"
href="mailto:consulting@freeswitch.org">consulting@freeswitch.org</a><br>
<a moz-do-not-send="true"
href="http://www.freeswitchsolutions.com" rel="noreferrer"
target="_blank">http://www.<wbr>freeswitchsolutions.com</a><br>
<br>
Official FreeSWITCH Sites<br>
<a moz-do-not-send="true" href="http://www.freeswitch.org"
rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
<a moz-do-not-send="true"
href="http://confluence.freeswitch.org" rel="noreferrer"
target="_blank">http://confluence.freeswitch.<wbr>org</a><br>
<a moz-do-not-send="true" href="http://www.cluecon.com"
rel="noreferrer" target="_blank">http://www.cluecon.com</a><br>
<br>
FreeSWITCH-users mailing list<br>
<a moz-do-not-send="true"
href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.<wbr>freeswitch.org</a><br>
<a moz-do-not-send="true"
href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users"
rel="noreferrer" target="_blank">http://lists.freeswitch.org/<wbr>mailman/listinfo/freeswitch-<wbr>users</a><br>
UNSUBSCRIBE:<a moz-do-not-send="true"
href="http://lists.freeswitch.org/mailman/options/freeswitch-users"
rel="noreferrer" target="_blank">http://lists.<wbr>freeswitch.org/mailman/<wbr>options/freeswitch-users</a><br>
<a moz-do-not-send="true" href="http://www.freeswitch.org"
rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
</blockquote>
</div>
<br>
<br clear="all">
<div><br>
</div>
-- <br>
<div class="gmail_signature" data-smartmail="gmail_signature">
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<div>
<div dir="ltr">
<p><font face="courier new,
monospace"><b><i><font size="4">Brian
West</font></i></b><br>
<span style="font-size:x-small"><a
moz-do-not-send="true"
href="mailto:brian@freeswitch.org"
target="_blank">brian@freeswitch.org</a></span></font></p>
<p><font face="courier new,
monospace" size="1"><img
moz-do-not-send="true"
src="http://billing.freeswitch.org/templates/default/img/whmcslogo.png"><br>
</font></p>
<p><font face="monospace, monospace"
size="2"><b><i>Twitter:
@FreeSWITCH , @briankwest</i></b><br>
<a moz-do-not-send="true"
href="http://www.freeswitchbook.com"
target="_blank">http://www.freeswitchbook.com</a> (50%
Discount using code
FreeSwitch50)<br>
<a moz-do-not-send="true"
href="http://www.freeswitchcookbook.com"
target="_blank">http://www.freeswitchcookbook.com</a> </font><span
style="font-family:monospace,monospace;font-size:small">(50% Discount
using code FreeSwitch50)</span><font
face="monospace, monospace"
size="2"><br>
</font><a moz-do-not-send="true"
href="https://www.gofundme.com/freeswitch_ubuntu"
style="font-size:12.8px"
target="_blank"><font
face="monospace, monospace">https://www.gofundme.com/freeswitch_ubuntu</font></a></p>
<p><font face="monospace, monospace">Got
Bugs? Report them <a
moz-do-not-send="true"
href="https://freeswitch.org/jira"
target="_blank">here</a>! |
Reddit: <a
moz-do-not-send="true"
href="https://www.reddit.com/r/freeswitch"
target="_blank">/r/freeswitch</a></font></p>
<p><font face="monospace, monospace"
size="2"><b>T:</b>+19184209001 |
<b>F:</b>+19184209002 | <b>M:</b>+1918424WEST
(9378)<br>
<b>iNUM:</b>+883 5100 1420 9001
| <b>ISN:</b>410*543 | <b>Skype:</b>briankwest</font></p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br>
<fieldset class="mimeAttachmentHeader"></fieldset>
<br>
<pre wrap="">_________________________________________________________________________
Professional FreeSWITCH Consulting Services:
<a class="moz-txt-link-abbreviated" href="mailto:consulting@freeswitch.org">consulting@freeswitch.org</a>
<a class="moz-txt-link-freetext" href="http://www.freeswitchsolutions.com">http://www.freeswitchsolutions.com</a>
Official FreeSWITCH Sites
<a class="moz-txt-link-freetext" href="http://www.freeswitch.org">http://www.freeswitch.org</a>
<a class="moz-txt-link-freetext" href="http://confluence.freeswitch.org">http://confluence.freeswitch.org</a>
<a class="moz-txt-link-freetext" href="http://www.cluecon.com">http://www.cluecon.com</a>
FreeSWITCH-users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a>
<a class="moz-txt-link-freetext" href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a>
UNSUBSCRIBE:<a class="moz-txt-link-freetext" href="http://lists.freeswitch.org/mailman/options/freeswitch-users">http://lists.freeswitch.org/mailman/options/freeswitch-users</a>
<a class="moz-txt-link-freetext" href="http://www.freeswitch.org">http://www.freeswitch.org</a></pre>
</blockquote>
<br>
<br>
<pre class="moz-signature" cols="72">--
With kind regards
Peter Steinbach
Telefaks Services GmbH
<a class="moz-txt-link-freetext" href="mailto:lists">mailto:lists</a> (att) telefaks.de
Internet: <a class="moz-txt-link-abbreviated" href="http://www.telefaks.de">www.telefaks.de</a>
</pre>
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