Regarding the bookmarks:
Google is your friend here. Go seek it out , practice it, master it.
Regarding Linux in general
I/we are here to support Plex on Linux systems. We are not equipped, nor do we have the time to teach Linux. Google , a tutorial, and a practice VM teaches far faster and better.
Here is the complete list of How-To’s / Tutorials I have created. In there you will spot the same NFS mount instructions I’ve given earlier in this thread.