Optional server for enabling http(s) access to the central database. Typically used in combination with a reverse proxy server. Typically used for connecting Operator Clients to the central database. Never used by the FSS. Sometimes used for ConfigManager / MC-MC synchronisation with external networks. Minimum requirements See Tomcat requirements - 2022.02 and before, +1 GB RAM. At least -Xmx1024m Load balancers must use sticky sessions.Support for external authentication (optional for OC / CM, not available for MC-MC synch)