December 2019
Beginner
510 pages
12h 7m
English
Content preview from Networking Fundamentals
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Token ring
At this point, I'm going to link back to logical and physical topologies, and give you the example that I promised at the start of this chapter. First let me explain how a token ring operates, and then I will dive into the topological areas.
In a token ring network (IEEE 802.5), a device can only talk when it is in possession of a token. That token is passed from device to device, until someone needs to talk, and they take possession of the token. Once they have finished with the token, they relinquish it for someone else to use.
Judging from its name, you are likely to assume that a token ring is a ring topology. Well, you are right and you are wrong. A token ring network has a physical star topology and a logical ring topology. ...
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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.