May 2018
Intermediate to advanced
554 pages
13h 51m
English
Content preview from Kubernetes Cookbook - Second Edition
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NAT-GW
What happens if the subnet default route is not pointing to IGW? The subnet is classified as a private subnet with no connectivity to the internet. However, some of situation, your VM in private subnet needs to access to the Internet. For example, download some security patch.
In this case, you can setup NAT-GW. It allows you access to the internet from the private subnet. However, it allows outgoing traffic only, so you cannot assign public IP address for a private subnet. Therefore, it is suitable for backend instances, such as the database.
Let's create NAT-GW and configure a second subnet (192.168.1.0/24) as a private subnet that routes to NAT-GW using the following steps:
- NAT-GW needs a Global IP address, so create Elastic IP ...
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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.