Coldfusion MS SQL problem ! I'm desperate

The information on my Coldfusion page is comming from a remote MS SQL database but I get the following error:

[size=1]Connection verification failed for data source: HellWebData []java.sql.SQLException: Timed out trying to establish connection The root cause was that: java.sql.SQLException: Timed out trying to establish connection[/size]

What should I do to solve this problem? Please help !!!

Thanks in advance