Prerequisites

This document describes the prerequisites that apply when you install a Natural Web I/O Interface server on a mainframe computer.

The following topics are covered:

General Prerequisites for Web I/O Interface Server Installation

The following general prerequisites apply:

The currently applicable version of Natural for Mainframes must be installed.
The International Components for Unicode for Software AG (ICS) must be installed with the Web I/O Interface server; see International Components for Unicode for Software AG in the Unicode and Code Page Support documentation.

Note:
For further information, refer to the products and versions specified under Software AG Product Versions Required with Natural in the current Natural Release Notes.

In addition to the general prerequisites described above, the following operating-system-specific prerequisites apply:

z/OS must be installed.
To prevent the formation of endless loops in user programs running under the Web I/O Interface, specify a reasonable value for Natural profile parameter MT (maximum CPU time).

In addition to the general prerequisites described above, the following operating-system-specific prerequisites apply:

z/VSE must be installed.
SMARTS must be installed (product code APS).
The Natural Com-plete/SMARTS Interface must be installed (product code NCF).
To prevent the formation of endless loops in user programs running under NWO, specify a reasonable value for the CPU time limit in the SMARTS parameter THREAD-GROUP.
As a prerequisite for using the client impersonation feature (parameter SECURITY_MODE), Natural Security must be installed.

In addition to the general prerequisites described above, the following operating-system-specific prerequisites apply: