NIC teaming is not recommended on AD servers
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It was quite surprising to see that NIC teaming is not recommended on critical servers such as Active Directory (AD). However, there are enough blogs that indicate the same, without a single official Microsoft KB article on the topic.
Please see following where definitely active/active is discussed to cause problems
- http://techgenix.com/active-directory-insights-part6/
- https://social.technet.microsoft.com/Forums/windowsserver/en-US/f5dea401-5a3b-4ddb-8bb8-8d2b2e2db55b/teamed-network-cards-for-domain-controllers?forum=winserverDS
- https://social.technet.microsoft.com/Forums/en-US/1600d059-3d6d-4a53-b5bc-d852d4580577/official-microsoft-statement-for-nic-teaming-on-windows-server-2008-r2-core
- https://social.technet.microsoft.com/Forums/en-US/1c191121-bde9-4290-90f4-0d56e47798dd/nic-teaming-windows-2016-server-and-active-directory-adds
One can perhaps use active/passive teaming if required.
Other reference links related to network teaming / multi-homed AD servers:
- https://docs.microsoft.com/en-us/windows-server/networking/technologies/nic-teaming/nic-teaming-settings
- https://docs.microsoft.com/en-US/troubleshoot/windows-server/networking/unwanted-nic-registered-dns-mulithomed-dc
- https://docs.microsoft.com/en-US/troubleshoot/windows-server/identity/active-directory-communication-fails
Home > Windows > Active Directory > NIC teaming is not recommended on AD servers
