Check the IP address if it is correct.

       >to check, place it in the web browser to see if it brings up the company DB

       >You can also access the Server DB through the client by using its web browser.

Maybe the Client is not given access to the server.

A firewall between the client and server computer is preventing access

If you cannot view the website then the server might be down.

OR

You might need to update the Clients also to the current version of the server. Contact tech support for updates.