MSN sniffer is a handy network utility to capture MSN chat on network. It records MSN conversations automatically. All intercepted messages can be saved as HTML files for later processing and analyzing. It is very easy to make it to work. Just run the MSN sniffer on any computer on your network, and start to capture. It will record any conversation from any PC on the network. No additional program installation is needed on the monitoring target computers.
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Download: MSN Sniffer 1.1
News source: softpedia.com