Steps to Upgrading from Exchange 2000 Server to Exchange Server 2003
After ensuring that your organization meets the necessary prerequisites, the procedures referenced in this topic guide you through the deployment process. This process includes upgrading your Microsoft Active Directory® directory service forest to the Exchange 2003 schema, and then upgrading your Exchange 2000 servers to Exchange Server 2003.
Required permissions or roles for the procedures :
- Enable Windows 2000 Server or Windows Server 2003 services
- Run ForestPrep on a domain controller (updates the Active Directory schema)
- Enterprise Administrator
- Schema Administrator
- Domain Administrator
- Local Machine Administrator
- Run DomainPrep
- Domain Administrator
- Local Machine Administrator
- Remove Mobile Information Server Exchange 2000 Event Source
- Microsoft Mobility Administrator
- Local Machine Administrator
- Upgrade to Exchange Server 2003 on an Exchange 2000 Server in a domain
- Exchange Full Administrator role applied at the organization level
- Local Machine Administrator
- Install Exchange Server 2003 on additional servers in the domain
- Exchange Full Administrator role applied at the administrative group level
- Local Machine Administrator
Specific Requirements for Exchange Server 2003
Before you upgrade to Exchange Server 2003, ensure that your Exchange Server 2003 servers meet the requirements that are described in this section.
Hardware Requirements
The following are the minimum hardware requirements for Exchange 2003 servers:
- Intel Pentium or compatible 133 megahertz (MHz) or faster processor
- 256 megabytes (MB) of RAM recommended minimum, 128 MB supported minimum
- 500 MB of available disk space on the drive on which you install Exchange
- 200 MB of available disk space on the system drive
- CD-ROM drive
- SVGA or higher-resolution monitor
Operating System Requirements
Exchange Server 2003 is supported on the following operating systems:
Windows 2000 SP3 or later
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