[Freeswitch-users] Block unanswered challenges

[Michael Jerris]

You can handle this w/ freeswitch with the wrong_call_state messages.  No need to use a proxy to catch these.

> On Mar 1, 2017, at 8:59 AM, Sergey Safarov <s.safarov at gmail.com> wrote:
> 
> In this case is required to route register messages via kamailio and filter or log bad requests.
> As criteria may be used register domain equal IP address.
> And high rate of register messages.
> 
> 
> ср, 1 мар. 2017 г. в 15:53, David Villasmil <david.villasmil.work at gmail.com <mailto:david.villasmil.work at gmail.com>>:
> Hello,
> 
> 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. 
> But in my case there's no response.
> 
> 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.
> 
> I don't see a feature where this can be done specifically. Can you please explain? 
> 
> Thanks a lot.
> 
> David
> On Wed, Mar 1, 2017 at 5:20 AM Sergey Safarov <s.safarov at gmail.com <mailto:s.safarov at gmail.com>> wrote:
> This may be done using fail2ban and mod_fail2ban
> 
> 
> ср, 1 марта 2017, 5:19 David Villasmil <david.villasmil.work at gmail.com <mailto:david.villasmil.work at gmail.com>>:
> Hello all,
> 
> Anyone knows of a way to block unanswered challenges?
> 
> 
> 
> Regards,
> 
> David Villasmil
> email: david.villasmil.work at gmail.com <mailto:david.villasmil.work at gmail.com>
> phone: +34669448337 <tel:+34%20669%2044%2083%2037>
> ᐧ
> _________________________________________________________________________
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> 
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> http://www.freeswitchsolutions.com <http://www.freeswitchsolutions.com/>
> 
> Official FreeSWITCH Sites
> http://www.freeswitch.org <http://www.freeswitch.org/>
> http://confluence.freeswitch.org <http://confluence.freeswitch.org/>
> http://www.cluecon.com <http://www.cluecon.com/>
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> 
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> 
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