Adelphia Communications is deploying Internet Photonics' LightStack platforms to support video-on-demand (VOD) services. The network uses Internet Photonics' LightStack GSLAM to aggregate GbE streams from a bank of centralized VOD servers in the headend onto a 10G wavelength for transport across the network. In the hubs on the other end, a LightStack MX separates the GbE streams and sends them to the edge QAMs for delivery to the customer. Adelphia will begin offering its VOD service by the end of November to digital cable customers in select...