Digital subscriber line, or DSL, was one of the initial platforms for high-speed, or broadband, consumer Internet access, and remains a strong market offering today. DSL allows transmission of data over copper phone lines, and so is offered primarily by telecom companies. DSL modems offer typical speeds of 5 mbps, slower than cable modems, their chief rival in the consumer space. However, more expensive ASDL services can reach 8 mbps or above.


Broadband Mapping: Treasure for a New Age

In the olden days, explorers paid a lot of money for maps that they hoped would lead to buried treasure. Things apparently haven't changed too much from the days of Hernando Cortez and Ponce de Leon, More >

Cable, Telcos Squeezing Last Bits of Life out of Infrastructure Before Next Big Thing

One of the great dramas in the rollout of convergence of voice, video and data services is which of the two major telecommunications networks-cable or telephone-will dominate.   The phone More >

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Though There Are Good Signs, U.S. Download Speeds Still Lag

Carl Weinschenk spoke with Robert Levitan, the CEO of Pando Networks. This month, Pando released reports on domestic U.S. and international download speeds. The United States is accustomed to More >

FTTH: Good Results, But Penetration Still Limited

Carl Weinschenk spoke with Michael Render, president of RVA, LLC. The company earlier this month released a survey it did on behalf of the Fiber-to-the-Home Council. According to the survey, More >

Double Trouble: NCTA, Navigant Say RUS's Stimulus Subsidies Are Duplicative

Carl Weinschenk spoke with Kevin Caves, director of Navigant Economics. Navigant and the National Cable Telecommunications Association last month released a report consisting of three case studies of More >

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