December 2018
Beginner
826 pages
22h 54m
English
Content preview from Linux Administration Cookbook
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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.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.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.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.
How it works...
The ssh-keygen command we used is a quick way of placing expected host keys in the default location. Because we'd removed the key we expected to be there, we would have failed to connect to our host, and been prompted with the horrible error we saw previously:
<SNIP>debug1: Server host key: ecdsa-sha2-nistp256 SHA256:zW4PXt4o3VRA/OiePUc4VoxBY50us9vl2vemgcrLduAdebug3: hostkeys_foreach: reading file "/home/vagrant/.ssh/known_hosts"debug3: record_hostkey: found key type ECDSA in file /home/vagrant/.ssh/known_hosts:1debug3: load_hostkeys: loaded 1 keys from 192.168.33.11@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ...
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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.
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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.