How to upgrade Small Business Server Domain Environment to regular Windows 2003 Domain

Author: Yuval Sinay MVP

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SUMMARY

This knowledge provides basic steps for migration from Small Business Server (SBS) domain to regular Windows domain.

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Small Business Server 4.5/2000 support up to 50 clients and Small Business Server 2003 can support up to 75 clients. If your environment may need to support more then 50 clients in a case of Small Business Server 4.5/2000 or 75 in case of Small Business Server 2003, you may need to upgrade the Small Business Server to regular Windows 2003 Domain.

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RESOLUTION

a. SBS 4.5 Migration to Windows 2003 Domain:

To complete this step please refer to:

Migrating from Small Business Server 4.5 or Windows NT Server 4.0 to Windows Small Business Server 2003

http://download.microsoft.com/download/6/f/a/6fa5ebc5-5a0f-4990-8833-ed24f4da4289/SBS_MigratingSBS45.doc

Note: Some settings (like users passwords) wouldn’t be migrate and may need to re-configure manually.

b. SBS 2000 Migration to Windows 2003 Domain:

The few methods that can be use to upgrade to new domain. Its recommended to
test each method and find the recommended step to your organization.

Method A - Migrating to new domain:

To complete this step please refer to:

Migrating from Small Business Server 2000 or Windows 2000 Server to Windows Small Business Server 2003

http://download.microsoft.com/download/6/d/c/6dccf9b4-d915-4c95-b5af-100b89e02add/SBS_MigratingSBS2k.doc

Note: There pre-requirements to complete this as new domain 2003 installation, new mail system installation etc.
         Some settings (like users passwords) wouldn’t migrate and may need to re-configure manually.

Method B - Upgrade the current domain:

1. Upgrade to SBS 2003.

      Please refer installation guidelines and help files on SBS 2003 cd.

2. Obtain "Windows Small Business Server 2003 Transition Pack" and follow "Windows Small Business Server 2003 Transition Pack"
       installation instructions:

        http://www.microsoft.com/WindowsServer2003/sbs/techinfo/overview/licensingfaq.mspx

C. SBS 2003 Migration to Windows 2003 Domain:

Method A - Migrating to new domain:

To complete this step please refer to:

Migrating from Small Business Server 2000 or Windows 2000 Server to Windows Small Business Server 2003

http://download.microsoft.com/download/6/d/c/6dccf9b4-d915-4c95-b5af-100b89e02add/SBS_MigratingSBS2k.doc

Note: There pre-requirements to complete this as new domain 2003 installation, new mail system installation etc.
         Some settings (like users passwords) wouldn’t migrate and may need to re-configure manually.

Method B - Upgrade the current domain:

1. Obtain "Windows Small Business Server 2003 Transition Pack" and follow "Windows Small Business Server 2003 Transition Pack"
       installation instructions:

        http://www.microsoft.com/WindowsServer2003/sbs/techinfo/overview/licensingfaq.mspx

Note: To migrate from SBS 2003 to Windows 2003 R2 Domain, you may need to upgrade the schema
         to R2.

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MORE INFORMATION

"Unable to Contact All Domain Controllers" Error Message When Upgrading to SBS 2000
http://support.microsoft.com/default.aspx?scid=kb;en-us;293408

Error Message: This Upgrade Product Can Only Upgrade an Existing Small Business Server Installation
http://support.microsoft.com/default.aspx?scid=kb;en-us;237822

Exchange 2003: Mailbox Merge Wizard (ExMerge)
http://www.microsoft.com/downloads/details.aspx?FamilyID=429163ec-dcdf-47dc-96da-1c12d67327d5&displaylang=en

Upgrade Blocked and an "Exchange Internet Mail Connector Installed" Message Is Displayed
http://support.microsoft.com/default.aspx?scid=kb;en-us;287517

Online Documentation for Small Business Server 2000
http://www.microsoft.com/sbserver/techinfo/productdoc/tutorials.asp

Migrating from Small Business Server 2000 or Windows 2000 Server to Windows Small Business Server 2003
http://download.microsoft.com/download/6/d/c/6dccf9b4-d915-4c95-b5af-100b89e02add/SBS_MigratingSBS2k.doc

Migrating from Small Business Server 4.5 or Windows NT Server 4.0 to Windows Small Business Server 2003
http://download.microsoft.com/download/6/f/a/6fa5ebc5-5a0f-4990-8833-ed24f4da4289/SBS_MigratingSBS45.doc

Common Mistakes When Upgrading a Windows 2000 Domain To a Windows 2003 Domain
http://support.microsoft.com/default.aspx?scid=kb;%5BLN%5D;555040

Description of the Product Limitations in Small Business Server 2000
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q295765

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APPLIES TO

Microsoft Small Business Server 2000 Standard Edition
Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
Microsoft Windows Server 2003, Standard Edition (32-bit x86)
Microsoft Windows Small Business Server 2003 R2 Standard Edition
Microsoft Windows Small Business Server 2003 R2 Premium Edition

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