Control Entry tab is the first tab in Data Exchange interface dialogs. The following figure shows the dialog. In this example, 2 property pages for "Product Interface Steel Construction" of the DSTV (’Control Field’ and ‘Options’) have been inserted; in addition there is the common page ’General Settings’ and/or ‘Conversion’.

In the following chapters, you will find a description of the different interfaces and of their property pages. In most cases, the corresponding manufacturers or standard committees can obtain a description of the interface formats.