NGS Sniffer for MSN is a new and good software for sniffing MSN traffics. It provides two major functions: one is a MSN sniffer and monitor, the other is a MSNP protocol analyzer. Captures/Blocks MSN conversations on your LAN. Recognizes not only plain text messages, but also P2P Via Server messages, such as custom emoticons and display pictures(user tile). Shows all the events of MSN contact, e.g. signed in, signed out, changed personal message, playing medias, and so on.