If your box came with the latest ViX on it buddy then you are running the enigma2 system....
To install a softcam you can do this from within the vix image now, press the menu button on your remote, then select plugins. in here press the green button, a list will appear and on it you will see softcams. Select one off the CCcam ones if your just going to install a cline, this will get you up and running...
Looks like you have a lot of reading to do, and this is the perfect place to learn. On the forum homepage you will see a searchbox powered by google. This is your best friend here, any terms like dream edit etc that you search for will bring up tutorials and the addons etc associated with it.
Give it a go!