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We have exchange server 2003 installed and it is on our domain controller. Now we have another server running windows server 2008. <br />
<br />
If we were to install MS exchange server 2007 on the windows 2008 server will would it affect us and will it cause any issues with exchange server 2003 as they are in the same domain.<br />
<br />
Specifications;<br />
Windows server 2003<br />
XEON 3.0GHZ/2MB x 2<br />
3GB SINGLE RANK DDR2 MEMORY (6X512MB)<br />
146GB SCSI ULTRA320 (10, 000RPM) x 4 (RAID 10)<br />
<br />
Windows server 2008<br />
XEON 2.0GHZ x 4<br />
6GB RAM<br />
1.5TB SCSI x 6 (RAID 5)<br />

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We have exchange server 2003 installed and it is on our domain controller. Now we have another server running windows server 2008. 

If we were to install MS exchange server 2007 on the windows 2008 server will would it affect us and will it cause any issues with exchange server 2003 as they are in the same domain.

Specifications;
Windows server 2003
XEON 3.0GHZ/2MB x 2
3GB SINGLE RANK DDR2 MEMORY (6X512MB)
146GB SCSI ULTRA320 (10, 000RPM) x 4 (RAID 10)

Windows server 2008
XEON 2.0GHZ x 4
6GB RAM
1.5TB SCSI x 6 (RAID 5)


Migrating to exchange 2007

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Windows Server 2003 was based on Windows XP and was released in four editions: Web, Standard, Enterprise and Datacenter. It also had derivative versions for clusters, storage and Microsoft’s Small Business Server. Important upgrades included integrating Internet Information Services (IIS), improvements to Active Directory (AD) and Group Policy (GP), and the migration to Automated System Recovery (ASR).

Windows Server 2003

Windows Server 2008 and Windows Server 2008 R2, based on the Microsoft Vista codebase, is the last 32-bit server operating system released by Microsoft. It has a number of versions, including including Foundation, Standard, Enterprise, Datacenter, Web, HPC Server, Itanium and Storage; new features included server core installation and Hyper-V.