[Freeswitch-users] Receives call From Unknown Extensions

[Lloyd Aloysius]

Fail2Ban is running in the system

I do not have any default dial plans or extensions.





On Mon, Dec 22, 2014 at 5:35 PM, Thomas Auge <auge at virtues.net> wrote:

> Do you still have the external domain enabled? I think it routes external
> calls matching a specific number theme (
> ^(10[01][0-9])$ ) to the internal users through the pre-installed
> dialplan. It listens on different ports (5080/1).
> Config is in sip_profiles/external.xml and dialplan/public.xml.
>
> I see an insane amount of brute force attempts against our PBX', so if
> there is a way to get anywhere, you can expect
> people to try it - over and over and over ... I can recommend fail2ban. :-)
>
> Just guessing though, if I'm wrong, someone more knowledgeable will
> probably chime in. :)
>
>
> On 22.12.2014 19:16, Lloyd Aloysius wrote:
> > Hi All
> >
> > I have a  multi domain setup. We receive calls from unknown extensions
> (eg: 100 , 101,1000,1007 etc ).But there is no
> >  voice in it.
> >
> > We do not have any default extensions in the system and all default
> extensions removed from the system.
> >
> > Users are authenticated by alphanumeric (like an email username) Eg:
> mike at mydomain.com and passwords are very
> > complicated.
> >
> > How someone can call a user without authentication from these extensions?
> >
> > Please let me know how to solve this issue.
> >
> > Thanks Lloyd
> >
> >
> >
> >
> >
> >
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