The domain controllers of the Active Directory at KIT (KIT-AD) will be successively converted to Windows Server 2025. The migration will take place gradually and is expected to be completed by the end of September 2025:
1. Installation of additional domain controllers (kit-dc-24.kit.edu, kit-dc-25.kit.edu, kit-dc-26.kit.edu und kit-dc-27.kit.edu)
2. Switching the BigIP F5 (kit-ad.scc.kit.edu) to new DCs
3. Switching off the old domain controllers (kit-dc-20.kit.edu, kit-dc-21.kit.edu, kit-dc-22.kit.edu, kit-dc-23.kit.edu)
P L A N N I N G
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Step 1:
Monday, 24.06.2025, 10:00-13:00
Starting up new domain controllers
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DESCRIPTION
Initially, three new domain controllers will be put into operation:
IMPACT
No interruptions to the ongoing operation of the KIT-AD are expected.
No changes or adjustments by service providers or users are required.
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Step 2:
Monday, 01.07.2025, 10:00-13:00
Switching the BigIP F5 (kit-ad.scc.kit.edu) to new DCs
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DESCRIPTION
The new domain controllers are addressed for LDAP access to kit-ad.scc.kit.edu.
IMPACT
No interruptions to the ongoing operation of the KIT-AD are expected.
No changes or adjustments by service providers or users are required.
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Step 3:
Monday, 30.09.2025, 10:00-13:00
Switching off old domain controllers
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DESCRIPTION
The domain controllers kit-dc-20, kit-dc-21, kit-dc-22 and kit-dc-23 are no longer in operation.
IMPACT
If you address one of these DCs directly by name, you must adapt your configuration!
NOTE
To use the KIT-AD via LDAP, we recommend the dedicated LDAP access, see
https://www.scc.kit.edu/dienste/9224.php.
Störungen