public ChassisProxy(int id, int replyMbx) {
   super(RackName.create(RackName.CHASSIS, id), replyMbx, 5000, 1000, 1000);
   this.id = id;
 }
 public int getCommandMbx() {
   return (RackName.create(RackName.CHASSIS, id));
 }
 public int getCommandMbx() {
   return (RackName.create(RackName.SCAN2D, id));
 }
 public Scan2DProxy(int id, int replyMbx) {
   super(RackName.create(RackName.SCAN2D, id), replyMbx, 10000, 5000, 1000);
   this.id = id;
 }
 public int getCommandMbx() {
   return (RackName.create(RackName.LADAR, id));
 }
 public LadarProxy(int id, int replyMbx) {
   super(RackName.create(RackName.LADAR, id), replyMbx, 10000, 5000, 1000);
   this.id = id;
 }