Are you using Linux platform to download Bittorrent file? If the answer is "Yes", you shall try to use qBittorrent to be your Bittorrent client that is a lightweight Bittorrent client for Linux, and easy to use.
Linux screen command tutorial
ggarron | April 30, 2010 - 3 weeks 5 days in Linux command line Linux tips
I have face this lots of times, I am connected to my server using ssh, then I start a download, a log processing or a bittorrent download. I realize that task is going to take a lot of time.
What to do?, well usually one have leave the ssh session open, and the home computer on. What if the ssh session just drops? all work is done, and there is the need to start all over again.
I have used nohup command to execute commands after exit from the shell prompt.
But there are other options, one of them is screen.