We have a lot of Bit Torrent (P2P) traffic in our network. We cannot classify it.
BitTorrent classify only available in 6.0.1 onward where earlier version doesn't classify BitTorrent.
BitTorrent is dynamically change of behavior where PacketWise update the behavior accordingly, suggested to upgrade to latest version for better classification.
For more (p2p) application / class available currently please visit: https://bto.bluecoat.com/webguides/packetguide/current/reference/services.htm