1)   EtherSnoop 1.10
EtherSnoop light is a free network sniffer, designed for capturing and analysis of the packets going through the network.
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 2)   Ace Password Sniffer 1.2
The most powerful and effetive password sniffer. Ace Password Sniffer can listen on your LAN and enable network administrators or parents to capture passwords of any network user. Currently it can capture passwords of http, ftp, smtp, pop3, telnet.
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