Open Win XP machine

Download the apache software from 172.16.0.4/apache.msi

Install the app

check your ip address with -> ipconfig /all

Now in the browser type your ip address -> eg -> 172.16.x.x

To change the page content -> Go to -> C Drive -> Program Files ->   Apache Software Foundation -> Apache 2.2 -> htdocs

Open index.html file with notepad and edit and save.

Now refresh the web page.

Share your ip with others and check

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For host file
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Open -> C Drive -> Windows -> system32 -> drivers -> etc -> hosts

Map a domain name with an IP  ( 172.16.0.67     www.example.com )

Try to access that website with the domain name now