The wholesale data InSight offers a cumulative view of the following wholesale data services: ATM/Frame Relay, private line, and wavelength (lambda) services. This reports is a summation of three previous reports that have been written on the topics listed above. A brief executive summary offers a "snapshot" of the industry. Furthermore, a total market section incorporates such information as challenges, drivers, restraints, strategic recommendations, revenue analysis, and a detailed look at the ever-changing competitive structure.