Cable-Tec 2019: Comcast revs up virtual access networks

NEW ORLEANS – After years of trials and tribulations, Comcast has begun rolling out network virtualization in a big way, becoming the first large cable operator in North America, possibly the world, to do so.Speaking in various forums at the SCTE/ISBE Cable-Tec Expo show here earlier this month, Comcast executives said they have now commercially deployed a virtualized form of their cable modem termination system (CMTS) platform in a growing number of U.S. markets, with many more still to come.So far, these virtual networks are serving more than 100,000 of the company's nearly 26 million residential broadband customers. “We're rolling...