Short description of MSN Messenger Monitor Sniffer 3.5: MSN Messenger Monitor Sniffer is network utility software designed to monitor, record and capture MSN Messenger conversations on all computers in a network. It is able to record all conversation automatically and export all intercepted messages to HTML files for later processing and analyzing. It is very easy to make it to work, and it will monitor all conversations in your local area network without the use of client software installed on the PC