How to Install BitTorrent Sync in FreeNAS
Steps:
1) Download FreeBSD client from: http://syncapp.bittorrent.com/1.0.128/
2) Unarchive the tar.gz file to /data mountpoint in FreeNAS *Note: the /data mountpoint is R/W
3) execute btsync in background /data/btsync &
4) Run netstat to verify that btsync is running and listening on 8888 5)
Open browser and browse to http://ip.of.freenas.appliance:8888