November 2023
Intermediate to advanced
648 pages
17h 44m
English
Content preview from Cisco Certified Support Technician CCST Networking 100-150 Official Cert Guide
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Chapter 6
Network Models
This chapter covers the following exam topics:
1. Standards and Concepts
1.1 Identify the fundamental building blocks of networks.
TCP/IP model, OSI model, frames and packets, addressing
Because models are an abstraction of the way computer networks work, they are often hard to understand. It is also often hard to understand why you should memorize a model of computer network operation. Why not just understand the protocols themselves?
Because having a good mental model of how network protocols work helps you
Ask the questions required to understand any individual protocol.
Understand what a protocol should be doing so you can troubleshoot effectively when it is not.
Understand what a protocol does so you can effectively ...
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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.