Lazily mount network file systems
Solution 1:
autofs and automount
Consider using autofs directly to handle the lazy mounting and unmounting of network drives. The automount manual page explains more.
Apple published Autofs: Automatically
Mounting Network File
Shares in Mac OS X to help administrators set autofs up.
autofs has the benefit of being silent to the user and connects on-demand, instead of at login.
I published setup-autofs to help a customer set up an autofs based connection between their Mac and a Windows shared drive. Once set up, the autofs approach has been resilient.