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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Hi Pasan,<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">Thanks for this. I ran this command and found that we have quite a few entries for 5060.<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">So you suggest the notrack rules to be added in the firewall, correct?<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">Any thoughts on the security or other issues due to adding notrack rule.<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">Thanks,<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>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Pasan Meemaduma [mailto:pasandev@ymail.com]
<br>
<b>Sent:</b> Monday, May 07, 2018 9:55 AM<br>
<b>To:</b> Govindaraj, Rajesh <Rajesh.Govindaraj@ipc.com><br>
<b>Subject:</b> Re: RE: RE: RE: Re: [OpenSIPS-Users] udp send fail randomly<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-family:"Helvetica",sans-serif">I don't think its specific to sip. You can check active ones in cat /proc/net/nf_conntrack
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Helvetica",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-family:"Helvetica",sans-serif">to turn off you can do following,<br>
*raw<br>
:PREROUTING ACCEPT [0:0]<br>
-A PREROUTING -j CT --notrack -m udp -p udp --sport 5060<br>
-A PREROUTING -j CT --notrack -m udp -p udp --dport 5060<br>
:OUTPUT ACCEPT [0:0]<br>
-A OUTPUT -j CT --notrack -m udp -p udp --sport 5060<br>
-A OUTPUT -j CT --notrack -m udp -p udp --dport 5060<br>
COMMIT<br>
<br>
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Helvetica",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-family:"Helvetica",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A">On Monday, 7 May 2018, 6:59:53 PM GMT+5:30, Govindaraj, Rajesh <<a href="mailto:Rajesh.Govindaraj@ipc.com">Rajesh.Govindaraj@ipc.com</a>> wrote:
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p> </o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A">Hi Pasan,</span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> </span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A">Do you know the exact module name of connection tracking? Is it nf_ct_sip?</span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> </span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A">Also how to you check if this is loaded in the system lsmod?</span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> </span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A">Thanks,</span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal"><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> </span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><b><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A">From:</span></b><span style="font-size:11.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> Pasan Meemaduma [<a href="mailto:pasandev@ymail.com">mailto:pasandev@ymail.com</a>]
<br>
<b>Sent:</b> Sunday, May 06, 2018 3:05 PM<br>
<b>To:</b> <a href="mailto:users@lists.opensips.org">users@lists.opensips.org</a>; Govindaraj, Rajesh <<a href="mailto:Rajesh.Govindaraj@ipc.com">Rajesh.Govindaraj@ipc.com</a>><br>
<b>Subject:</b> Re: RE: RE: Re: [OpenSIPS-Users] udp send fail randomly</span><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A">Hi Rajesh,<o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"><br>
I was referring to the opensips.cfg code snippet that involve in this error. For me still appears iptables blocking the outgoing connection. did you check the ct setting that i asked you ?<o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A">On Sunday, 6 May 2018, 5:31:03 PM GMT+5:30, Govindaraj, Rajesh <<a href="mailto:Rajesh.Govindaraj@ipc.com" target="_blank">Rajesh.Govindaraj@ipc.com</a>>
wrote: <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal"><span style="font-size:10.0pt;font-family:"Helvetica",sans-serif;color:#26282A"> <o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Hi Pasan,</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A"> </span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Here is the log snippet as requested. Thanks for sparing time.
</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A"> </span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:comp_scriptvar: str 20 : APACCITISGAP633.apac.nsroot.net</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:comp_scriptvar: str 29 : 169.178.164.139</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:pv_printf: final buffer length 42</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: Not Self URI, Routing the Outbound request</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:mk_proxy: doing DNS lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:sip_resolvehost: no port, no proto -> do NAPTR lookup!</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:get_record: lookup(APACCITISGAP633.apac.nsroot.net, 35)
failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:sip_resolvehost: no valid NAPTR record found for APACCITISGAP633.apac.nsroot.net,
trying direct SRV lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7556]: DBG:core:get_record: lookup(APACCITISGAP633.apac.nsroot.net, 35)
failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7556]: DBG:core:sip_resolvehost: no valid NAPTR record found for APACCITISGAP633.apac.nsroot.net,
trying direct SRV lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:get_record: lookup(APACCITISGAP633.apac.nsroot.net, 35)
failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:sip_resolvehost: no valid NAPTR record found for APACCITISGAP633.apac.nsroot.net,
trying direct SRV lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:get_record: lookup(_sip._udp.APACCITISGAP633.apac.nsroot.net,
33) failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:sip_resolvehost: no valid SRV record found for _sip._udp.APACCITISGAP633.apac.nsroot.net,
trying A record lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:get_record: lookup(_sip._udp.APACCITISGAP633.apac.nsroot.net,
33) failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:sip_resolvehost: no valid SRV record found for _sip._udp.APACCITISGAP633.apac.nsroot.net,
trying A record lookup...</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:check_ip_address: params 169.178.164.139, 169.178.164.139,
0</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:check_ip_address: params 169.178.164.139, 169.178.164.139,
0</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:forward_request: sending:</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">UPDATE
<a href="sip:Capture@APACCITISGAP633.apac.nsroot.net">sip:Capture@APACCITISGAP633.apac.nsroot.net</a> SIP/2.0^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">To: <<a href="sip:Capture@APACCITISGAP633.apac.nsroot.net">sip:Capture@APACCITISGAP633.apac.nsroot.net</a>>;tag=70d57330-0-13c4-55015-128fe2-1a5f9bbc-128fe2^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Min-SE: 1800^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Via: SIP/2.0/UDP 169.178.164.139:5060;branch=z9hG4bKc6fef69f4ed2fb3bd0e91281d5c4020f^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Via: SIP/2.0/UDP 169.178.164.139:5059;wlsscid=6aa6b97cdedafbd6;branch=z9hG4bKc6fef69f4ed2fb3bd0e91281d5c4020f;wlsssid=sip-1rzjxdsgbytf2^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">CSeq: 409 UPDATE^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Content-Length: 0^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Supported: timer^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Call-ID: 6b628520-0-13c4-55015-128fe2-191db136-128fe2^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Max-Forwards: 69^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">From: <<a href="sip:6566579864@169.178.164.139">sip:6566579864@169.178.164.139</a>>;tag=dfe3def8^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Contact: <<a href="sip:wlssuser@169.178.164.139:5059;transport=udp;wlsscid=6aa6b97cdedafbd6;sipappsessionid=app-24d5358i5l6w">sip:wlssuser@169.178.164.139:5059;transport=udp;wlsscid=6aa6b97cdedafbd6;sipappsessionid=app-24d5358i5l6w</a>>^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Session-Expires: 1800;refresher=uac^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">.</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:forward_request: sending:</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">UPDATE
<a href="sip:Capture@APACCITISGAP633.apac.nsroot.net">sip:Capture@APACCITISGAP633.apac.nsroot.net</a> SIP/2.0^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">To: <<a href="sip:Capture@APACCITISGAP633.apac.nsroot.net">sip:Capture@APACCITISGAP633.apac.nsroot.net</a>>;tag=70d59118-0-13c4-55015-128fed-2a2859d4-128fed^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Min-SE: 1800^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Via: SIP/2.0/UDP 169.178.164.139:5060;branch=z9hG4bK150dc9d5e66cf821aa76beaef7018c02^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Via: SIP/2.0/UDP 169.178.164.139:5059;wlsscid=6aa6b97cdedafbd6;branch=z9hG4bK150dc9d5e66cf821aa76beaef7018c02;wlsssid=sip-nvozupkkym7b^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">CSeq: 409 UPDATE^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Content-Length: 0^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Supported: timer^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Call-ID: 6b6291e0-0-13c4-55015-128fed-612714d6-128fed^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Max-Forwards: 69^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">From: <<a href="sip:6566579820@169.178.164.139">sip:6566579820@169.178.164.139</a>>;tag=3a0cd8d6^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Contact: <<a href="sip:wlssuser@169.178.164.139:5059;transport=udp;wlsscid=6aa6b97cdedafbd6;sipappsessionid=app-6yjtry48v61h">sip:wlssuser@169.178.164.139:5059;transport=udp;wlsscid=6aa6b97cdedafbd6;sipappsessionid=app-6yjtry48v61h</a>>^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">Session-Expires: 1800;refresher=uac^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">^M</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">.</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: DBG:core:forward_request: orig. len=682, new_len=735, proto=1</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:forward_request: orig. len=681, new_len=734, proto=1</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [err] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: ERROR:core:udp_send: sendto(sock,0x7f3d6312d058,735,0,0x7ffdc8e38770,16):
Operation not permitted(1)</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:destroy_avp_list: destroying list (nil)</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [err] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7527]: ERROR:core:msg_send: udp_send failed</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A">2018-05-03T14:20:02.000+08:00 [local2] [debug] msgct2-ccm-05a.apac.nsroot.net /usr/sbin/opensipsInternal[7544]: DBG:core:receive_msg: cleaning up
</span><span style="color:#26282A"><o:p></o:p></span></p>
<p class="yiv5808424119msonormal3"><span style="font-size:11.0pt;color:#26282A"> </span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><b><span style="font-size:11.0pt;color:#26282A">From:</span></b><span style="font-size:11.0pt;color:#26282A"> Pasan Meemaduma [<a href="mailto:pasandev@ymail.com" target="_blank">mailto:pasandev@ymail.com</a>]
<br>
<b>Sent:</b> Sunday, May 06, 2018 4:55 AM<br>
<b>To:</b> <a href="mailto:users@lists.opensips.org" target="_blank">users@lists.opensips.org</a>; Govindaraj, Rajesh <<a href="mailto:Rajesh.Govindaraj@ipc.com" target="_blank">Rajesh.Govindaraj@ipc.com</a>><br>
<b>Subject:</b> Re: RE: Re: [OpenSIPS-Users] udp send fail randomly</span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:10.0pt;color:#26282A"> </span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:10.0pt;color:#26282A">Is this simultaneous sending the cause for the issue? Just thinking aloud. It is happening at only one installation and never in lab systems, which makes me think if it is a timing
issue.</span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:10.0pt;color:#26282A">
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I don't think it'll be a problem,but I can give more clues if u share the snippet involve with this error.</span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:10.0pt;color:#26282A"> </span><span style="color:#26282A"><o:p></o:p></span></p>
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<p class="yiv5808424119msonormal3"><span style="font-size:10.0pt;color:#26282A">Yes, connection tracking to be turned off. if ct is on and you running out of simulatneous connection counters for some reason, It could be the issue.</span><span style="color:#26282A"><o:p></o:p></span></p>
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