/etc/exports (server)
/export 192.168.1.0/24(rw,fsid=0,insecure,no_subtree_check,async) /export/home 192.168.1.0/24(rw,nohide,insecure,no_subtree_check,async) /export/opt 192.168.1.0/24(rw,nohide,insecure,no_subtree_check,async)
/etc/default/nfs-common (client)
NEED_IDMAPD=yes
