KEPServerEX includes an extensive OPC Quick Client application to aid in the development of your OPC applications. The Quick Client is a full-featured OPC client that supports all of the operations available in any OPC client application. Using the Quick Client you can access all of the data available in your server application including system, diagnostic, and user defined tags. The Quick Client allows you to read and write data, perform structured test suites, and test server performance. The Quick Client's comprehensive error reporting provides detailed feedback regarding any OPC errors returned by the server helping diagnose common OPC Client/Server issues.