ADSL Forum
A group promoting DSL with explanations on all DSL technologies and the ADSL market.
ADSL Research Report
Report on ADSL, its history, how it works and what the future may hold.
AnythingDSL.com
A comprehensive site offering DSL information, glossary, FAQ, books, reference, technical reports, news and ISP Lists.
BroadbandReports
Find DSL availability and prices for your zipcode. Source for all types of xDSL information, end-user reviews and ratings, discussions. Benchmark your line speed.
Dan Kegel's ADSL Page
ADSL information page with many links and brief history of DSL.
Jupitermedia Corporation
Artical about technology also known as G.992.2. Describes how it works with the Digital Loop Carrier, the local loop infrastructure that connects customers located more than 18,000 feet from the central office.