TABLE OF CONTENTS There are several key pre-installation and tasks and considerations you need to address before installing the ISA firewall software. These include:
System Requirements
Configuring the Routing Table
DNS Server Placement
Configuring the ISA Firewall's Network Interfaces
Unattended Installation
Installation via a Terminal Services Administration Mode Session
The following are requirements for installing the ISA firewall software:
Intel or AMD system with a 550 megahertz (MHz) or higher processor
Windows 2000 or Windows Server 2003 operating system
A minimum of 256 megabytes (MB) of memory; a practical minimum of 512 MB of memory for non-Web caching systems, and 1000 MB for Web-caching ISA firewalls
At least one network adapter; two or more network adapters are required to obtain stateful filtering and stateful application-layer inspection firewall functionality
An additional network adapter for each network connected to the ISA Server computer
One local hard-disk partition that is formatted with the NTFS file system, and at least 150 MB of available hard disk space (this is exclusive of hard-disk space you want to use for caching)
Additional disk space, which ideally is on a separate spindle, if you plan on using the ISA firewall's Web-caching feature
Special installation issues if you plan on installing the ISA firewall software on Windows 2000 include:
Windows 2000 Service Pack 4 (SP4), or later, must be installed.
Internet Explorer 6, or later, must be installed.
If you are using the Windows 2000 SP4 slipstream, you must also install the hotfix specified in...
