How can files copied to the server be invisible on the server?

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http://askubuntu.com – I'm trying to set up NFS for a closed network (all devices known and trusted), to share family files (pics and admin) and mythmedia (videos). System uses fixed IP for server ( and 2 clients ( and .3). Simple, I thought... SERVER: Have installed nfs-kernel-server and set up a pseudo filesystem at /etc/exports.d. My /etc/fstab is: /var/lib/mythtv /etc/exports.d/media none bind 0 0 /home/swap /etc/exports.d/swap none bind 0 0 My /etc/exports is: /etc/exports.d,sync,no_subtree_check),sync,no_subtree_check) CLIE (HowTos)