September 2008
Beginner
456 pages
11h 41m
English
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Digital Subscriber Line (DSL)
The other promising candidate for a home broadband transmission medium is the telephone network. Of course, the conventional telephone modem already uses the phone network, but telephone companies thought they could get better performance if they used a different approach. The result of this effort is a communications form known as Digital Subscriber Line (DSL).
In fact, the twisted pair cabling used in telephone networks has much more capacity than is typically used for voice communication. The DSL transceiver, which acts as an interface from the local network to the telephone network, operates in a frequency range that doesn’t interfere with voice communication over the line. Consequently, DSL can operate continually ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.