The DOCSIS specification is well known for its hammer-like impact on cable modem cost curves  and it continues with DOCSIS 3.0. Also discussed in this Part 2 with Tony Werner: The use of channel bonding in the upstream signal path, and tips for operators just beginning their D-3 rollouts. RT: 05:49

If you build it, they will come. Broadband speeds, that is. Comcast CTO Tony Werner tells us why he feels DOCSIS 3.0 is an important architectural building block to increasing speed, while adding capacity and load balancing to their networks. Also discussed: Broadband usage trends amongst consumers. Surprise: A whole lot more media streaming. RT: 04:41

In Part 2, Comcast CTO Tony Werner describes how the EBIF specifications for bound interactivity will roll out, over the next 12-18 months, on a large section of the company's installed base of digital set-top boxes. RT: 04:33

In Part 1 of this topic, Ms. Ellis investigates the status of Canoe at Comcast. CTO Tony Werner defines the above the line and below the line interfaces for use by agencies and constituent MSOS, to create a national advanced advertising platform for cable. RT: 03:53

Comcast CTO Tony Werner discusses the company's communications campaign about its transition to digital terminal adapters (DTAs), and offers tips for engineers considering similar bandwidth upgrades in Part 2 of "Comcast & Bandwidth. RT: 04:56

Leslie Ellis goes to the 51st floor of Comcast's Center City Philadelphia headquarters to speak with its CTO, Tony Werner. Part 1 covers Comcast's work to harvest analog spectrum, advance the rollout of the "digital terminal adapter" while avoiding feature-creep, and make room for linear HD and other advanced services. Runtime: 06:32.