Following our Microsoft technical articles series, we’ve published how to load balance NTLM authentication based web applications dedicated to layer 4 but also layer 7 advanced options. Firstly, we explain how this authentication protocol designed form Microsoft works in order to be able to define different options to configure our virtual services with Zevenet.
Finally, we explain how to create a custom advanced health check that supports NTLM authentication.
https://www.zevenet.com/knowledge-base/howtos/load-balancing-of-webapps-with-iis-authentication-ntlm-and-asp-net-impersonation/
Enjoy!