The present invention relates generally to a user interface design for telecommunication systems. In a particular embodiment, the user interface includes a first level interface organized by data communications network technology area and a second level interface grouped by operational function. The first level interface identifies a plurality of different data communications network technologies. Each of a plurality of operational functions identified by the second level interface includes a summary view and a detailed functional view. Each summary view is organized as a drill down view based on a set of view detail levels.