CMD: Determine the current Schema Versions before applying a Exchange CU

Scenario: You are going to install the latest CU for Exchange, but you want to check the AD Schema levels to see if they need to be upgraded before the CU install

Command Line:  Using CMD line, run the following: (Everything in bold needs to be edited to reflect your Exchange organization OR your domain)

dsquery * "cn=Enterprise Exchange,cn=Microsoft Exchange,cn=services,cn=configuration,dc=root,dc=domain,dc=com" -scope base -attr msExchProductID

dsquery * "cn=Enterprise Exchange,cn=Microsoft Exchange,cn=services,cn=configuration,dc=root,dc=domain,dc=com" -scope base -attr objectVersion

dsquery * "CN=Microsoft Exchange System Objects,DC=child,DC=root,DC=domain,DC=com" -scope base -attr objectVersion

dsquery * cn=ms-Exch-Schema-Version-Pt,cn=schema,cn=configuration,dc=root,dc=domain,dc=com -scope base -attr rangeUpper