>>I'd guess you have some Sybase namespaces available - something like Sybase.data.client maybe?
>
>The Sybase server is installed on a server. On my PC, I have nothing like that. So, I do not think the .NET Framework 4.0 includes the proper namespaces by default. I believe I would have to download something from their site so to have some client classes to be available.

Yes. Somewhere they should have their .NET client for you to install which will put those in your GAC.

I have to do essentially the same thing for Oracle and IBM DB2. My guess is Sybase doesn't try to be as complete a PITA as Oracle or IBM about getting it properly installed.