AIM Monitor Sniffer Description:

AIM Monitor Sniffer is network utility software designed to monitor, record and capture AIM (AOL Instant Messenger) chat conversations on all computers in a network. It is able to record all conversations 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 remote computer.