Displays current threshold values for a specific device or device
   type. Threshold values determine when analysis and notification occur.
   If no qualifiers are present, SHOW THRESHOLD will list thresholds for
   all devices and device types.

   Output from this command has the following format:

                 ---Hard---   ---Soft---   ---Info---   ---Media---
   Device       Cnt DSE Cus   Cnt DSE Cus  Cnt DSE Cus  Cnt DSE Cus
   device       cnt DSE Cus   Cnt DSE Cus  Cnt DSE Cus  Cnt DSE Cus

   SHOW THRESHOLD [/NAME=dev-name][/TYPE=dev-type]