This is a very useful feature when its working with changes.This is the easiest way to restore our vCenter.
As a destination backup media we need to have http,https,ftp or ftps server. Since I had windows server. Just I add web roles with ffp feature sfrom server manager.
Once I completed that process. I have to do the following configuration on windows server.
Open Internet information service manager
VMware,Microsoft Knowledge Sharing Portal 