September 2018
Beginner to intermediate
174 pages
3h 27m
English
Content preview from Designing AWS Environments
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Internet gateway
An internet gateway is a service managed by AWS that connects the internet to your VPC. It is highly available, and scales to meet your traffic requirements:
For an instance to be directly reachable from the internet, it needs to have a public or elastic IP, and it needs to be launched in a subnet that has a route to the internet, through the internet gateway. You may be surprised to learn that many AWS managed services, such as DynamoDB, Kinesis, SQS, and SNS, are not reachable from private subnets in your VPC. Only instances in a public subnet, with public or elastic IPs, can reach these services, because communication with ...
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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.