
Table 4 External dependencies
Requirements
Specifications
Mainframe software
l
Operating system and version number
l
JES2 or JES3
Channel information
l
Channel type
l
Number of channels
l
Type of channels: FICON
Configuration information
l
LPARs which use DLm
l
Physical Control Unit Address (CUADD)
l
Physical Device Addresses (UNITADD)
l
Device type
l
Device name— logical device name for
VTE display
l
Tape volume prefix
Tape management system information
l
Tape management system
l
Version
l
Scratch reports used
Tape volume information
l
Volume serial number range for VTE
tapes
l
Quantity of tape volumes
Purpose of DLm
l
Number of physical drives that virtual
tapes replace
l
Mainframe applications that access the
virtual tapes
l
Backup software that is used on the VTE
a. DLm can support many such VOLSER ranges.
Configuration and host connectivity
18
Disk Library for mainframe Physical Planning Guide for DLm8500