A mainframe customer wants to add a web site for customer orders. They plan to tightly couple the web site to their existing back office z/OS applications. Which of the following describes an effective implementation?
Bring in another System z machine
Implement a firewall on the mainframe and use WebSphere to enable the web site on a Linux server.
Implement a firewall on a new, small Unix server and use WebSphere to enable the web site on the mainframe
Implement a firewall on a new Windows XP server and use WebSphere to enable the web site on a new Windows XP server.