<div dir="ltr">Hi,<div><br></div><div>It's not safe but it may work for you. I used it for years and never had an issue but load were relatively small.</div><div><br></div><div>Alex</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 17, 2018 at 2:08 PM, David Witham <span dir="ltr"><<a href="mailto:david.witham@netsip.com.au" target="_blank">david.witham@netsip.com.au</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Hi all,</span><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">We have had an upstream provider request that we enable 100rel support. I note in the wiki it says:</div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><h5 id="m_-4660852433702833542gmail-m_-7986862463226534720gmail-SofiaConfigurationFiles-enable-100rel" style="margin:20px 0px 0px;padding:0px;color:rgb(112,112,112);font-size:14px;font-weight:bold;line-height:1.66667;text-transform:none;font-family:Arial,sans-serif;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;letter-spacing:normal;text-align:start;text-indent:0px;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><span class="m_-4660852433702833542gmail-m_-7986862463226534720gmail-mw-headline">enable-100rel</span></h5><p style="margin:10px 0px 0px;padding:0px;color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:14px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">This enable support for 100rel (100% reliability - PRACK message as defined in<span> </span><a class="m_-4660852433702833542gmail-m_-7986862463226534720external-link" href="http://tools.ietf.org/html/rfc3262" rel="nofollow" style="color:rgb(53,114,176);text-decoration:none" target="_blank">RFC3262</a>) This fixes a problem with SIP where provisional messages like "180 Ringing" are not ACK'd and therefore could be dropped over a poor connection without retransmission. *2009-07-08:* Enabling this may cause FreeSWITCH to crash, see<span> </span><a class="m_-4660852433702833542gmail-m_-7986862463226534720external-link" href="http://jira.freeswitch.org/browse/FSCORE-392" rel="nofollow" style="color:rgb(53,114,176);text-decoration:none" target="_blank">FSCORE-392</a>.</p><pre style="white-space:pre-wrap;margin:10px 0px 0px;padding:0px;color:rgb(51,51,51);font-size:14px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><param name="enable-100rel" value="true"/></pre><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">FSCORE-392 doesn't say if the crashing related to enabling 100rel was ever fixed. Can anyone confirm whether it is now safe to enable 100rel support?</div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">regards,</div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:12.8px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">David</div></div>
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<a 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 dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div style="font-family:HelveticaNeue,"Helvetica Neue",Helvetica,Arial,"Lucida Grande",sans-serif"><div dir="ltr" style="color:rgb(0,0,0);font-size:12.8px;line-height:1.38;margin-top:0pt;margin-bottom:0pt;margin-left:4.5pt"><span style="font-family:Arial;font-size:8pt;white-space:pre-wrap;background-color:transparent">Alex Sibyakin | Support Engineer</span><br></div><div dir="ltr" style="color:rgb(0,0,0);font-size:12.8px;line-height:1.38;margin-top:0pt;margin-bottom:0pt;margin-left:4.5pt"><span style="font-size:8pt;font-family:Arial;background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><font color="#000000">FreeSWITCH Solutions | <a rel="nofollow" shape="rect" href="https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g" style="margin:0px;padding:0px;background:transparent;color:rgb(25,106,212);outline:none" target="_blank">17345 Civic Drive #2531 Brookfield, WI 53045</a></font></span></div><div dir="ltr" style="font-size:12.8px;line-height:1.38;margin-top:0pt;margin-bottom:0pt;margin-left:4.5pt"><font><span style="font-size:8pt;font-family:Arial;background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><font color="#000000">Email: </font><a href="mailto:alex@freeswitch.com" target="_blank"><font color="#3d85c6">alex@freeswitch.com</font></a></span></font></div><div dir="ltr" style="color:rgb(0,0,0);font-size:12.8px;line-height:1.38;margin-top:0pt;margin-bottom:0pt;margin-left:4.5pt"><font color="#000000"><span style="font-size:8pt;font-family:Arial;background-color:transparent;vertical-align:baseline;white-space:pre-wrap">Website: </span><span style="margin:0px;padding:0px;background:transparent;color:rgb(25,106,212);outline:none;font-size:8pt;font-family:Arial;vertical-align:baseline;white-space:pre-wrap"><a rel="nofollow" shape="rect" href="https://www.freeswitch.com/" style="margin:0px;padding:0px;background:transparent;color:rgb(25,106,212);outline:none" target="_blank">https://www.FreeSWITCH.com</a></span></font></div><div dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt;margin-left:4.5pt"><font size="1"><span style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif"><font color="#000000">Need commercial support? Contact</font></span><span style="color:rgb(51,51,51);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif"> </span><a rel="noopener noreferrer" href="mailto:sales@freeswitch.com" style="color:rgb(53,114,176);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif" target="_blank">sales@freeswitch.com</a><span style="color:rgb(51,51,51);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif"> </span><span style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif"><font color="#000000">for details.<br></font></span></font><font color="#000000" style="color:rgb(0,0,0);font-size:12.8px"><br></font></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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