aname=name aname specifies the file tree to access when the server is
offering several exported file systems.
+ cache=mode specifies a cacheing policy. By default, no caches are used.
+ loose = no attempts are made at consistency,
+ intended for exclusive, read-only mounts
+
debug=n specifies debug level. The debug level is a bitmask.
0x01 = display verbose error messages
0x02 = developer debug (DEBUG_CURRENT)