Whilst the documentation and guides provided with Enterprise Vault are pretty extensive, sometimes people 'jump' in. They get a little stuck with missing system prerequisites and sometimes take quite a while in deploying their first server. In recent versions of Enterprise Vault there is a cool new way to go.
I was alerted to this by a former colleague (you know who you are!)
In recent (ie 10.0.3 and later) there is a 'DVD Launcher'. If it doesn't launch when you put in the DVD or otherwise mount the media you can manually launch it by running setup.exe on the route of the DVD/folder. When you run it you get this:
If you click on 'Enterprise Vault' over on the left, and highlighted below ...
You can then run a 'Prepare My System' command, which will install ALL the prerequisite features and configuration steps needed for your server!