[SR-Users] [KAMAILIO]: How to count three or more invalid REGISTERs from the same IP-address

[Sergey Okhapkin]

Log error message on unsuccessful REGISTER and let fail2ban do the rest. 
Anyway you're running fail2ban, don't you?

On Sunday 19 June 2016 21:19:42 Яцко Эллад Геннадьевич wrote:
> Hello!
> 
> How to detect several unsuccessful REGISTER attempts from the same IP?
> 
> For example: a malicious user tries to look for passwords, can I detect
> this in some way to black list it? As you know there are different SIP
> dialogs here.. I need to mention these attempts should be counted
> during certain period of time (e. g. 1 minute). If there were ONLY TWO
> attempts  for 1 minute the counter need to be reset to zero.
> 
> I've read about PERMISSIONS/BLST, but they don't offer such a mechanism.
> 
> I'll be waiting for your help, guys! :-)
> 
> Kind regards,
> Ellad
> 
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