The Future of Test Equipment and the Role of Proactive Network Maintenance At a recent convention, I had the opportunity to listen to Daniel Howard, CTO of the SCTE, speak about how Comcast is using, Rohde & Schwarz in conjunction with their PNM (Proactive Network Maintenance) Scout Flux system.  This highlights that although PNM is the future of troubleshooting cable plant problems proactively, high-end test equipment will still be needed.  One common thread across the industry that I like to re-iterate is that the cable plant does not