Analyze and Debug Your Internet Connection

Here is an online tool that analyzes your internet and debugs it so you will know what is causing the problem. This is a great tool to test your interenet connection which will also generate a report for you .

And Its Totally Free.

You might need java to run the application though.

The link is
http://netalyzr.icsi.berkeley.edu/

More info:
http://netalyzr.icsi.berkeley.edu/learn.html