In order to connect to the G drive from a personal Mac, you need to connect to VPN first. 

Access to G Drive Space on a Mac

  1. In the Finder Menu, go to Go > Connect To Server
    Finder Menu, go connect to server

  2. In the Server Address field enter smb://
    Server address field screenshot
    Click on the plus button on the left to add the server to your favorites list

  3. Click Connect. 

  4. Enter your NetID and Password

  5. Click Connect

  6. A Finder window will pop up with the connected AS share.