November 2011
Beginner
400 pages
9h 39m
English
Content preview from Cisco Networking EssentialsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Utilizing Diagnostic Tools
In the process of implementing and maintaining a network, there will be times when computers cannot communicate with one another and the problem must be isolated. There are a number of command-line tools that can be utilized to accomplish this. The purpose of these tools is to eliminate possibilities one by one until the smallest sets of possible causes exist, helping to determine and ultimately correct the problem.
Understanding the TCP/IP model can be a great aid when troubleshooting network problems. There are four possible layers where the problem can exist. As a review, the four layers and the types of problems that exist at those layers are as follows:
Application Layer Specific applications and services operate ...
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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.