Speed simulator, added into my toolbox :)

Found one Cool tool to do network speed simulation testing---Speed simulator, it can simulate from 4.8Kbps to 1Mbps

you can find it here :http://sourceforge.net/project/showfiles.php?group_id=212588&package_id=255744&release_id=624415

Speed simulator is a simple throttling proxy which allows you to see how your site behaves under diffrent connection speeds.