To prevent this you alias the 10.1.1.1 address (cluster address as it is called) on the loopback adapter of the www1 and www2 servers and trick them into to thinking that 10.1.1.1 is a valid address ...
i am building a fedora box and i am trying to work through how to setup virtual interfaces that i stack on the loopback. i use haproxy and want to have the frontend VIPs leverage loopback, such as ...