Hello,<br><br>In the case above, challenge is included in the regexp (challenge|failure)<br><br>011-02-07 12:23:28.490029 [WARNING] sofia_reg.c:1247 SIP auth challenge<br>(REGISTER) on sofia profile &#39;internal&#39; for [1002 at 10.10.16.161] from ip<br>10.10.16.161<br><br>If, as is suggested in the issue report, what is being sought is to prevent flooding, i guess there&#39;s a maxretry param somewhere?<br><br>Thanks!<br><br>David<br>(davidcsi)<br><div class="gmail_quote"><div dir="ltr">On Tue, Sep 13, 2016 at 2:00 AM David Witham &lt;<a href="mailto:david.witham@netsip.com.au">david.witham@netsip.com.au</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">We don&#39;t include the challenge in the regex, just the failure, so we only ban on multiple failures. The challenge is normal registration behaviour. For genuine customers the challenges won&#39;t fail and they won&#39;t get banned.</div><div class="gmail_extra"></div><div class="gmail_extra"><br><div class="gmail_quote">On 13 September 2016 at 02:33, jungle Boogie <span dir="ltr">&lt;<a href="mailto:jungleboogie0@gmail.com" target="_blank">jungleboogie0@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span>On 12 September 2016 at 09:09, Don Hawkins &lt;<a href="mailto:hawkins@hawkinsegroup.com" target="_blank">hawkins@hawkinsegroup.com</a>&gt; wrote:<br>
&gt; I&#39;m actually starting to notice a problem with fail2ban, maybe someone can<br>
&gt; help me.<br>
<br>
</span>Not really a problem as fail2ban is working as expected--just not in a<br>
very friendly way. ;)<br>
<br>
I&#39;ve seen this happen and usually I delete the line from fail2ban, but<br>
I don&#39;t know how folks manage it for customers.<br>
<br>
A few weeks back, I came across this issue on fail2ban&#39;s github page:<br>
<a href="https://github.com/fail2ban/fail2ban/issues/1500" rel="noreferrer" target="_blank">https://github.com/fail2ban/fail2ban/issues/1500</a><br>
<br>
That pretty much explains your problem.<br>
<div><div><br>
<br>
--<br>
-------<br>
inum: 883510009027723<br>
sip: <a href="mailto:jungleboogie@sip2sip.info" target="_blank">jungleboogie@sip2sip.info</a><br>
<br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div></div><div class="gmail_extra">-- <br><div data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div style="color:rgb(0,0,0);font-family:Calibri,Arial,Helvetica,sans-serif;font-size:16px;margin-top:0px;margin-bottom:0px"><font face="Arial,sans-serif" size="4" color="#0088CF"><span style="font-size:13.5pt">David Witham</span></font></div><div style="color:rgb(0,0,0);font-family:Calibri,Arial,Helvetica,sans-serif;font-size:16px"><font face="Calibri"><font face="Tahoma" size="2"><span style="font-size:10pt"><div style="margin:0px"><font size="1"><span style="font-size:13px"><font face="Tahoma,Arial,Helvetica" size="2" color="#CCCCCC"><span style="font-size:10pt">Senior Voice/Systems Engineer</span></font><font face="Tahoma,Arial,Helvetica" size="2" color="#CCCCCC"><span style="font-size:10pt"><br></span></font></span></font></div><div style="margin:0px"><font face="Calibri,sans-serif" size="2"><span style="font-size:15px"><br></span></font></div><div style="margin:0px"><font face="Tahoma,Arial,Helvetica" size="3"><font face="Helvetica,sans-serif" size="2"><span style="font-size:10pt">Netsip pty ltd – An Over the Wire Company</span></font><font face="Helvetica,sans-serif" size="2"><span style="font-size:10pt"><br>Level 1, 24 Little Edward St, Spring Hill QLD 4000</span></font></font></div><div style="margin:0px"><font face="Tahoma,Arial,Helvetica" size="3"><font face="Helvetica,sans-serif" size="2"><span style="font-size:10pt"><br></span></font></font></div><div style="margin:0px"><font face="Tahoma,Arial,Helvetica" size="3"><font face="Helvetica,sans-serif" size="2" color="#0088CF"><span style="font-size:10pt">t    </span></font><font face="Helvetica,sans-serif" size="2"><span style="font-size:10pt">+61 1300 638 747</span></font></font></div><font face="Helvetica,sans-serif" color="#0088CF">e   <a href="mailto:david.witham@netsip.com.au" target="_blank">david.witham@netsip.com.au</a>    </font><a href="https://macowa.netsip.com.au/owa/redir.aspx?C=95eec4d12cf0400796940d56513ed0f7&amp;URL=http%3a%2f%2fwww.netsip.com.au" target="_blank"><font face="Helvetica,sans-serif">www.netsip.com.au</font></a><a href="https://macowa.netsip.com.au/owa/redir.aspx?C=95eec4d12cf0400796940d56513ed0f7&amp;URL=http%3a%2f%2fwww.netsip.com.au" target="_blank"><font face="Helvetica,sans-serif">  </font></a><font face="Helvetica,sans-serif"><br></font></span></font></font></div></div></div></div></div>
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