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Re: Network security



On Thursday 10 June 2004 03:37, Chadley Wilson wrote:
> Hello friends,
>
> My network with approx 300 users is routed to the internet through
> a proxy and firewall, we have a DNS server and PDC Server.
> It is a winXplease network.
>
> With a linux PC connected -
> What tools would you suggest I could use for the following:
>
> 1) Track an internal PC running a sniffer of some sort, obtain its
> ip and mac address, then stop it sniffing and maybe kick it off the
> network.
>
> 2) Be alerted when someone tries to sniff from outside, trace him
> and obtain his details or ISP details.
>
 

There's some good info here. Section 2.5 directly addresses your 
questions:

http://www.robertgraham.com/pubs/sniffing-faq.html

Regards,  Mike Klinke



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