Read the hosts.allow and hosts.deny man pages for the TCP wrappers.
There are ways to invoke scripts on failed attempts. I even have
a WAV file of Lt. Wharf on STNG calling a security alert if you really
want to get perverted with this. ;-)
On Mon, Mar 13, 2000 at 12:41:02AM -0800, Wellington Terumi Uemura wrote:
> Hi,list!
> i want to know,howto make my server BEEP on non autorized access?
> kind a ,grab some not friend IP from log trying to connecting to telnet port
> for example,then make the computer BEEP for infinite untill some responsable
> for the server check whats going on.
>
> Thanks
>
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J. Scott Kasten
jsk AT tetracon-eng DOT net
"That wasn't an attack. It was preemptive retaliation!"
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