mod_dialback

Enables server-to-server identity verification using the Dialback method. This module may be required for server-to-server communication if your certificate is untrusted by some remote servers, or if no TLS is used.

    modules_enabled = {
        -- Other modules
        "dialback"; -- Enable mod_dialback
    }

    modules_enabled = {
        -- Other modules
        "dialback"; -- Enable mod_dialback
    }