SBC will deploy a variety of access and metro optical technologies based on the business model for each service, existing network compatibility, and regulatory issues, said Ralph Ballart, Vice President of Broadband at SBC Technology Resources, speaking at the NGN Ventures Conference. On the access side, SBC has more than 2.2 million DSL subscribers, and the service is available to 28 million (more than 65%) of all SBC customers. Deployments of DSL technology will continue. SBC is also selectively using PON based fiber to the home (FTTH) to...