Currently I have setup an ubuntu server in virtual PC running in Windows 7.
Got it from http://developer-should-know.com/post/134394533957/how-to-install-wildfly-on-ubuntu
I configured JAVA and JBOSS related configuration and deployed a simple .war file(App).
Now I want to access it in my host pc i.e. in windows.
when I am pinging from host pc
By default, wildfly listens on port 8080 (and the default http port of browsers is 80). So you could use
Alternatively, see the WildFly Admin Guide - Configuring interfaces and ports and change the http binding from 8080.