$define/translation=(concealed,terminal) foo
_dua0:[what.ever.tapes.]
    $backup/log/verify saveset foo:[*...]
 
   Note the trailing "." in the logical - don't omit that!  Also notice
that
 you must use a physical device name in the logical definition. 
Thanks.
Next problem, there is a read error on the tape, how do I tell backup
to give up and continue with the rest of the save set, if possible?
--P