October 2015
Intermediate to advanced
458 pages
10h 49m
English
Content preview from Red Hat Enterprise Linux Troubleshooting GuideBecome 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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Summary
If we look back at this chapter, we learned quite a bit about troubleshooting network connectivity issues on Linux. We learned how to use the netstat and tcpdump tools to look at the incoming and outgoing connections. We learned about the TCP three-way handshake and how the /etc/hosts file can supersede the DNS settings.
In this chapter, we covered many commands, and while we gave a pretty good overview of each command and what it does, there are some that we barely scratched the surface on.
Commands such as tcpdump are a prime example of this. In this chapter, we used tcpdump quite a bit, but this tool is capable of far more than we used it for. Of all of the commands that we covered in this book, I personally feel that tcpdump is one to ...
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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.