How to find the current Schema Version in Win server 2003/2000

This tutorial will explain how to find the current Schema Version in your windows server 2003/2000 versions.

To find the current Active Directory Schema Version, you can use one of the following methods:

Note: The internal root domain that we use in this tutorial is: “domain.local”.

Method 1

Using “ADSIEdit.msc ” or/and “LDP.exe” tools:

Navigate to:
“CN=Schema,CN=Configuration,DC=domain,DC=local”

and review the current “objectVersion” attribute.

Method 2

Using “DSQuery” command line:

“dsquery * cn=schema,cn=configuration,dc=domainname,dc=local -scope base -attr objectVersion”

The following information provide a mapping between the “objectVersion” attribute value, to

the Active Directory Schema commutability:

13 -> Windows 2000 Server
30 -> Windows Server 2003 RTM, Windows 2003 With Service Pack 1, Windows 2003 With Service Pack 2
31 -> Windows Server 2003 R2
44 -> Windows Server 2008 RTM

To find the current Exchange Schema Version, you can use one of the following methods:

Note: The internal root domain that we use in this demo is: “domain.local”.

Method 1

Using “ADSIEdit.msc ” or/and “LDP.exe” tools:

Navigate to:

“CN=ms-Exch-Schema-Version-Pt,CN=Schema,CN=Configuration,DC=domain,DC=local”

and review the current “rangeUpper” attribute.

Method 2

Using “DSQuery” command line:

“dsquery * CN=ms-Exch-Schema-Version-Pt,cn=schema,cn=configuration,dc=domain,dc=local -scope base -attr

rangeUpper”

The following information provide a mapping between the “rangeUpper” attribute value, to the Exchange Schema commutability:

4397 -> Exchange Server 2000 RTM
4406 -> Exchange Server 2000 With Service Pack 3
6870 -> Exchange Server 2003 RTM
6936 -> Exchange Server 2003 With Service Pack 3
10628 -> Exchange Server 2007
11116 -> Exchange 2007 With Service Pack 1

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