NIC teaming is not recommended on AD servers
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NIC teaming is not recommended on AD servers
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
