Do you want to findout?
- We may browse thousands of web sites within week .
- Most of them are with WWW.
- But some of them we known as WWW, will shown as WWW1,WWW2 or WWW3.
- As a example www.facebook.com , "www" is the trailing part of the facebook.com and this portion identifies which organization's servers to contact to serve up the requested site.
- We already know WWW stands for "world wide web".
- WWW1, WWW2, WWW3 are the mirrors of original web server which is typical WWW.
- Above diagram explain how it will configured.
- Major websites such as Google, Yahoo and so many uses www1,www2 and www3.
- Main Goal for applying such a technique is to reduce the server load.
- Those kind of major sites cannot shut their main server down even for minutes to update or maintain their system.
- They need to use www1,www2 or www3 duplication of their mainframe server.
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