How can I trace who is using Bittorrent in the network?

[Doris]

How can i trace who is using bittorrent in the network?

[Nancy]

Hi ,Doris, you can find answer here. Hope it helps.
http://www.colasoft.com/capsa/how-to-track-bittorrent-user-in-network-with-colasoft-packet-sniffer.php