NDMP -> Action Sessions -> Status  
 
 
Session Status
 
Session Id: <@args.sid@>
Authorized: <@sess_detail.authorize@>
Version: <@sess_detail.version@>
Tape State: <@sess_detail.tapestate@>
Media Changer State: <@sess_detail.mchstate@>
Mover State: <@sess_detail.moverstate@>
Data State: <@sess_detail.datastate@>
Data Operation: <@sess_detail.dataoper@>