Re: Query about update configuration for DMZ servers
This can be controlled via the McAfee Agent > Repository policy in ePO.
In this policy, ensure the McAfeeHttp policy is listed and Enabled in the "Repositories" section. Then, in the "Proxy" section, ensure to define the proxy server and port accessible to your DMZ systems.
Once completed, assign this McAfee Agent > Repository policy in ePO to your DMZ systems.