Just What Is MPLS, What Does It Do, And Where Can You Get It?
 

Nice article attempts simple explanation of MPLS and it's application(s) to give readers a good foundation for business decisions.

http://ezinearticles.com/?Just-What-...-It?&id=243950

Thanks for this link that you have posted.

I really appreciate if you are aware of another links with more details and easy explanation.

I just want to read more about MPLS and then I can post my questions if I stuck with some concepts.

Regards

cisco introduction to mpls
http://www.cisco.com/application/pdf...cd8031205f.pdf

wikipedia
http://en.wikipedia.org/wiki/MPLS

if you want more, just check the results of this search
http://www.google.com/search?hl=en&q...29&btnG=Search

There's a fww more articles on MPLS here since the one mentioned above:

http://ezinearticles.com/?expert=Michael_Lemm