lan statistic tool

["Dejan" <sneaker () freemail org mk>]

anyone can recommend some unix/windows applications for monitoring local
network
I need it for monitoring about hm.. 40 pc's in the network
thanks


---------------------------------------------------------------------------
Thinking About Security Training? You Can't Afford Not To!

Vigilar's industry leading curriculum includes:  Security +, Check Point, 
Hacking & Assessment, Cisco Security, Wireless Security & more! Register Now!
--UP TO 30% off classes in select cities-- 
http://www.securityfocus.com/Vigilar-security-basics
----------------------------------------------------------------------------