Signal leakage continues to be a critical issue for systems operators and hardware manufacturers alike. The FCC's viewpoint and their actions surrounding this issue have been well documented in the past several months, as have been the opinions of several major MSO's. The viewpoint of the manufacturer, however, has been noticeably absent from recent publications documenting the issue. This paper will attempt to make the viewpoint of at least one manufacturer known, as well as discuss and analyze several different methods for measuring RFI isolation.