• Create a torrent file:

$ transmission-create -t <tracker_url> [file|directory]

• Show torrent file

$ transmission-show <torrent.file>

• Delete tracker URL from torrent file

$ transmission-edit -d <tracker_url> <torrent.file>

• Add tracker URL in torrent file

$ transmission-edit -a <tracker_url> <torrent.file>

• Open trackers I am using: udp:tracker.publicbt.com:80, udp:tracker.openbittorrent.com:80, udp:tracker.istole.it:80