A. Setup your web server to listen to other ports such as 8080 instead of 80. Then you will need DNS Plus Service that covers Web/URL Forward. Upgrade your DNS Service of the domain to DNS Plus Service.
At the Web/URL Forwarding section of the DNS Setup Page, you will enter
You can select cloaking option to keep the original URL in the location field of the browser. You also need to setup www2 as either a host or alias so that we know where to forward the URL to.