An indication if this file system is logically
configured by the operating system to be readable
and writable or only readable. This does not
represent any local access-control policy, except
one that is applied to the file system as a whole.
Refer to RFC 1514, Host Resources MIB, for more details.
Additional information:
Returns the same value as
hrDiskStorageAccess. Returns
<noSuchName> status if attempting
to perform a Get on this OID with no mass storage device installed
or if the file system has not been initialized.