This book describes how to configure and administer the z/OS Firewall Technologies to prevent unwanted and unauthorized communication into or out of your secure network.

This document contains the following steps which are required to implement Firewall Technologies:

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Pre-installation and planning
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Installation
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System and firewall configuration
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Implementing firewall services

This book also includes configuration, commands, messages, examples and problem determination information for the z/OS Firewall Technologies.

Firewall Technologies functions are provided to a customer in both the SecureWay Communication Server for z/OS, and the z/OS Security Server.

Functions that are included with the SecureWay Communication Server are:

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IP Packet Filtering
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IP Security (tunnels)
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Network Address Translation (NAT)

These functions are included as part of the IP Security feature of z/OS and are always available.

Functions that are included with the z/OS Security Server are:

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Internet Security Association Key Management Protocol (ISAKMP) support
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FTP proxy support
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Socks server (daemon) support
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Command Line Configuration/Administration
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GUI Configuration/Administration

These functions (with the exception of Command Line Configuration/Administration) are not included as part of the z/OS base and are only available when the z/OS Security Server has been enabled. The Command Line Configuration/Administration support only requires that the z/OS Security Server is installed before it becomes available.

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