July 2017
Intermediate to advanced
402 pages
9h 38m
English
Content preview from Effective DevOps with AWS
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Strengthening the security at the network level
When using AWS, you can imagine your infrastructure as being contained in your own virtual data center. This is called a VPC. Each VPC is then subdivided into multiple subnets. So far, we have used the default VPC and subnets. Take the example of us-east-1. As we can see in the following image, our default VPC is using the 173.31.0.0/16 network. Within this network, we have a subnet for each availability zone.
In addition, each AZ is directly connected to an internet gateway:
This gateway is what makes it possible for our EC2 instances to have both a public and private IP. This is also what we ...
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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.