Chapter 5: Upgrading from Microsoft ISA Server 2000

Overview

This chapter focuses on upgrading from Microsoft ISA Server 2000 to Microsoft ISA Server 2004. In this chapter, we describe the following scenarios:

• An in-place upgrade of ISA Server

• Migrating ISA Server 2000 to a new installation of ISA Server 2004

• Migrating Routing and Remote Access (RRAS) configuration from ISA Server 2000 to ISA Server 2004

• Upgrading from ISA Server 2004 Standard Edition to ISA Server Enterprise Edition

• There are some procedures that are unique to Enterprise Edition:

• Upgrading to a Configuration Storage Server (CSS)

• Upgrading an array

Table 5-1 shows the all supported upgrade paths for ISA Server.

Table 5-1: Supported Upgrade Paths for ISA Server Versions

	2000 Standard Edition	2000 Enterprise Edition	2004 Standard Edition	2004 Enterprise Edition
2000 Standard Edition	N/A	Yes	Yes	No
2000 Enterprise Edition	No	N/A	No	Yes
2004 Standard Edition	No	No	N/A	Yes
2004 Enterprise Edition	No	No	No	N/A

See the Microsoft ISA Server 2000 Administrator's Pocket Consultant for more information about upgrading from Proxy 2.0 to ISA Server 2000 Standard Edition, and from ISA Server 2000 Standard Edition to ISA Server 2000 Enterprise Edition.