Digital Subscriber Line

The copper-wire-based digital subscriber line (DSL) service is one of the two main competing forms of broadband Internet connectivity, the other being cable. (Wireless and satellite broadband services are not commercially available, although both show some promise.) DSL differs ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles