What are some good ways to do this? Is it even possible to do cleanly?
Ideally I\'d like to use packet headers to decide which server should handle requests. Howeve
You will need to use different IP addresses. The server, whether Apache or IIS, grabs the traffic based on the IP and Port, which ever they are bound to listen to. Once it starts listening, then it uses the headers, such as the server name to filter and determine what site is being accessed. You can't do it will simply changing the server name in the request