I do have nation wide network, and Have two datacenter located in two different place, so can I have my east part site having communicated with eastern side datacenter and same thing for the western side. and can i put my webservices or any application servers located at both the site with the same IP address so on the base of metrics eastern part can access the eastern datacenter and western part can access the western data center! and if eastern data center goes down then eastern part still have access to the western data center? I am looking for kind of multicast anycasting in unicast environment!!!