This object assists in clearing the
auto-learnt entries.
Setting this object to 'clear(1)' will result
in all auto-learnt entries being cleared.
Setting this object to 'clearOnWwn(2)' will
result in a particular entry represented by
cdpvmClearAutoLearnWwn object being cleared.
Before setting this object to 'clearOnWwn(2)',
the cpdvmClearAutoLearnWwn object should be
set to the pWWN that is to be cleared.
Setting this object to 'noop(3)', will result
in no action being taken.
The value of this object when read is always
'noop'.