56) A security administrator at a corporation wishes to secure aLinux server that hosts multiple services. The administrator needsto ensure remote Administration services remain accessible. Otherservices that need to remain accessible are SMTP, TFTP, DNS, andFTP. All other services should be inaccessible from the rest of thenetwork. The administrator runs a network status tool on the serverand receives the following output:
PayPal Gateway not configured
PayPal Gateway not configured