Most Mac OS X Server administrators never need to worry about NFS, but if you have a special need to support Unix clients that can't use another file-sharing protocol or if the extra security of encrypted connections outweighs the various limitations of NFS, you can complete basic setup in a few steps. As usual, you must also configure shared resources separately, as discussed in the next section.
To activate NFS and adjust its settings, follow these steps:
Open Server Admin, which is located in /Applications/Server.
In the sidebar on the left, select your server.
If no services are listed under the server name, click the disclosure triangle next to the server name to reveal them.
If the service names are dimmed, choose Server Connect, type your username and password if they're not already filled in, and then click Connect. The list of services refreshes, and those currently running appear with a green dot next to them.
In the sidebar under your server name, select NFS. If NFS doesn't appear in the list, you must first add it by selecting your server name, clicking Settings, clicking Services, clicking the check box next to AFP, and then clicking Save.
If NFS isn't already running (that is, the dot next to NFS in the list isn't green), click the Start NFS button at the bottom of the window. Normally, no further adjustments are required. However, if you want to ...