134 Introduction to the New Mainframe: Large-Scale Commercial Computing
actions that must be taken before or after APPLY processing, ACCEPT
processing, or both.
Installation instructions and restrictions
Hardware prerequisites, special instruction, operation needs, new or changed
messages, and so on.
7.3.2 Hardware configuration management
An I/O configuration consists of the hardware resources available to the
operating system, and the connections between these resources. When you
define a configuration, you need to provide both physical and logical information
about these resources. For example, when defining a device you provide physical
information (such as its type and model), as well as logical information (such as
the identifier you ...