Make sure litecoind is in a folder within your "$PATH" , for example in your /usr/loca/bin/ folder, and ensure it's chmodded and chowned to make it executable by your user. You should then be able to start it with just:
You'll need to give it a few seconds or even a minute or so (depending on our server) to start up, then, to get some general info do:
To see lots of other options available do:
Litecoin won't start automatically at boot by default, but if you're using Ubuntu you can set up an upstart script to start it at boot. If you're using another flavor of Linux you'll need some kind of init script.
Edited to add:
The above info is if your setting up litecoind manually. I see the Litecoin Deployment script mentioned in your post, AmDD, and in a few posts above, seems to set up stuff automatically including starting at boot, but I haven't tried the script itself.