Well, in my case it's all TCP, so once the INVITE is received there's a connection setup, the challenge SHOULD arrive. And in any case, i won't just block it, it would have to happen several times.<br><div class="gmail_quote"><div dir="ltr">On Wed, Mar 1, 2017 at 5:20 PM Brian West <<a href="mailto:brian@freeswitch.org">brian@freeswitch.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="gmail_msg">Thats probably a bad idea to just block those, there are legit situations where they won't respond, especially nat clients, that may not received the challenge and can't answer the challenge, All I sense this doing is driving some poor support tech batty.</div><div class="gmail_extra gmail_msg"></div><div class="gmail_extra gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg">On Wed, Mar 1, 2017 at 6:52 AM, David Villasmil <span dir="ltr" class="gmail_msg"><<a href="mailto:david.villasmil.work@gmail.com" class="gmail_msg" target="_blank">david.villasmil.work@gmail.com</a>></span> wrote:<br class="gmail_msg"><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello,<br class="gmail_msg"><br class="gmail_msg">Thanks for your reply. I already use fail2ban to block IPs that FAIL to register, this means there's a response to a challenge with a bad password hash. <br class="gmail_msg">But in my case there's no response.<br class="gmail_msg"><br class="gmail_msg">There's an INVITE and fs responds with 407, but the attacker never answers that challenge, so there's no log of a failure that can be used to block the ip.<br class="gmail_msg"><br class="gmail_msg">I don't see a feature where this can be done specifically. Can you please explain? <br class="gmail_msg"><br class="gmail_msg">Thanks a lot.<span class="m_8353814501773082243HOEnZb gmail_msg"><font color="#888888" class="gmail_msg"><br class="gmail_msg"><br class="gmail_msg">David</font></span><div class="m_8353814501773082243HOEnZb gmail_msg"><div class="m_8353814501773082243h5 gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg"><div dir="ltr" class="gmail_msg">On Wed, Mar 1, 2017 at 5:20 AM Sergey Safarov <<a href="mailto:s.safarov@gmail.com" class="gmail_msg" target="_blank">s.safarov@gmail.com</a>> wrote:<br class="gmail_msg"></div><blockquote class="gmail_quote gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">This may be done using fail2ban and mod_fail2ban</p>
<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><div class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><div dir="ltr" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">ср, 1 марта 2017, 5:19 David Villasmil <<a href="mailto:david.villasmil.work@gmail.com" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">david.villasmil.work@gmail.com</a>>:<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"></div><blockquote class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"></blockquote></div><div class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><blockquote class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">Hello all,<div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"></div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">Anyone knows of a way to block unanswered challenges?</div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"></div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"></div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><br clear="all" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><div class="m_8353814501773082243m_-6399781674256715844m_7971403703722185890m_-5591046145937695822gmail_signature m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" data-smartmail="gmail_signature"><div dir="ltr" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">Regards,</div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"></div>David Villasmil<div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">email: <a href="mailto:david.villasmil.work@gmail.com" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">david.villasmil.work@gmail.com</a></div><div class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">phone: <a href="tel:+34%20669%2044%2083%2037" value="+34669448337" class="gmail_msg" target="_blank">+34669448337</a></div></div></div></div>
</div></div><div hspace="streak-pt-mark" style="max-height:1px" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><img style="width:0px;max-height:0px;overflow:hidden" src="https://mailfoogae.appspot.com/t?sender=aZGF2aWQudmlsbGFzbWlsLndvcmtAZ21haWwuY29t&type=zerocontent&guid=7f5ca7ef-7624-4a2f-a7c2-cefac2f34569" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><font color="#ffffff" size="1" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">ᐧ</font></div></blockquote></div><div class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg"><blockquote class="gmail_quote m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
_________________________________________________________________________<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitchsolutions.com</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
Official FreeSWITCH Sites<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://confluence.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.cluecon.com</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
FreeSWITCH-users mailing list<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitch.org</a></blockquote></div>
_________________________________________________________________________<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitchsolutions.com</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
Official FreeSWITCH Sites<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://confluence.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.cluecon.com</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
FreeSWITCH-users mailing list<br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_8353814501773082243m_-6399781674256715844gmail_msg gmail_msg" target="_blank">http://www.freeswitch.org</a></blockquote></div>
</div></div><br class="gmail_msg">_________________________________________________________________________<br class="gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitchsolutions.com</a><br class="gmail_msg">
<br class="gmail_msg">
Official FreeSWITCH Sites<br class="gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://confluence.freeswitch.org</a><br class="gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="gmail_msg" target="_blank">http://www.cluecon.com</a><br class="gmail_msg">
<br class="gmail_msg">
FreeSWITCH-users mailing list<br class="gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br class="gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br class="gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br class="gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="gmail_msg"></blockquote></div><br class="gmail_msg"><br clear="all" class="gmail_msg"><div class="gmail_msg"><br class="gmail_msg"></div></div><div class="gmail_extra gmail_msg">-- <br class="gmail_msg"><div class="m_8353814501773082243gmail_signature gmail_msg" data-smartmail="gmail_signature"><div dir="ltr" class="gmail_msg"><div class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg"><div dir="ltr" class="gmail_msg">
<p class="gmail_msg"><font face="courier new, monospace" class="gmail_msg"><b class="gmail_msg"><i class="gmail_msg"><font size="4" class="gmail_msg">Brian West</font></i></b><br class="gmail_msg"><span style="font-size:x-small" class="gmail_msg"><a href="mailto:brian@freeswitch.org" class="gmail_msg" target="_blank">brian@freeswitch.org</a></span></font></p><p class="gmail_msg"><b style="font-family:monospace,monospace;font-size:small" class="gmail_msg"><i class="gmail_msg">Twitter: @FreeSWITCH , @briankwest</i></b></p><p class="gmail_msg"><font size="2" face="monospace, monospace" class="gmail_msg"><a href="http://www.freeswitchbook.com" class="gmail_msg" target="_blank">http://www.freeswitchbook.com</a> <br class="gmail_msg"><a href="http://www.freeswitchcookbook.com" class="gmail_msg" target="_blank">http://www.freeswitchcookbook.com</a><br class="gmail_msg"><br class="gmail_msg">Allison prompts for FreeSWITCH:</font></p><table cellspacing="0" cellpadding="0" style="font-size:12.8px" class="gmail_msg"><tbody class="gmail_msg"><tr class="gmail_msg"><td valign="baseline" class="gmail_msg"><p class="gmail_msg"><span class="gmail_msg"><a href="https://www.gofundme.com/allison-prompts-for-freeswitch" class="gmail_msg" target="_blank"><b class="gmail_msg">https://www.gofundme.com/allison-prompts-for-freeswitch</b></a></span></p></td></tr></tbody></table><table cellspacing="0" cellpadding="0" class="gmail_msg"><tbody class="gmail_msg">
</tbody>
</table><p class="gmail_msg"><span class="gmail_msg"><font face="monospace, monospace" size="2" class="gmail_msg">Wish to schedule a meeting?</font></span></p><p class="gmail_msg"><span class="gmail_msg"><a href="http://app.timebridge.com/#/meet/freeswitch" class="gmail_msg" target="_blank"><font face="monospace, monospace" size="2" class="gmail_msg">http://app.timebridge.com/#/meet/freeswitch</font></a></span></p><p class="gmail_msg"><font face="monospace, monospace" class="gmail_msg">Got Bugs? Report them <a href="https://freeswitch.org/jira" class="gmail_msg" target="_blank">here</a>! | Reddit: <a href="https://www.reddit.com/r/freeswitch" class="gmail_msg" target="_blank">/r/freeswitch</a></font></p>
<p class="gmail_msg"><font size="2" face="monospace, monospace" class="gmail_msg"><b class="gmail_msg">T:</b>+19184209001 | <b class="gmail_msg">F:</b>+19184209002 | <b class="gmail_msg">M:</b>+1918424WEST (9378)<br class="gmail_msg"><b class="gmail_msg">Skype:</b>briankwest</font></p></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
</div>
_________________________________________________________________________<br class="gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitchsolutions.com</a><br class="gmail_msg">
<br class="gmail_msg">
Official FreeSWITCH Sites<br class="gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://confluence.freeswitch.org</a><br class="gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="gmail_msg" target="_blank">http://www.cluecon.com</a><br class="gmail_msg">
<br class="gmail_msg">
FreeSWITCH-users mailing list<br class="gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br class="gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br class="gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="gmail_msg" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br class="gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="gmail_msg" target="_blank">http://www.freeswitch.org</a></blockquote></div>