> -----Original Message-----
> From: owner-freebsd-questions freebsd.org
> [mailto:owner-freebsd-questionsfreebsd.org] On Behalf Of
> Boris Karloff
> Sent: Wednesday, September 07, 2005 8:19 AM
> I have a user on my network with a Linux box that is
> performing a port scan on all the computers in my
network
> manually. He's doing this 'because he can'. Although
I've
> asked him not to, he continues to do so.
>
> 1) How can I block or inhibit port scans launched
against my
> freeBSD servers from within my network?
>
> 2) How can I 'hide' my freeBSD servers from users on
the
> network? (If they can't see them, then they don't know
to
> scan them.)
>
> Thanks in advance.
>
> Harold
1. VLAN security on a managed switch
2. TCP wrappers
3. Ipchains
4. Snort (to generate dynamic fw rules)
-gayn
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