January 2019
Intermediate to advanced
484 pages
11h 48m
English
Content preview from DevOps with Kubernetes - Second Edition
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VPC and subnet
On AWS, first of all you need to create your own network. This is called a Virtual Private Cloud (VPC), which uses SDN technology. AWS allows you to create one or more VPC on AWS. Each VPC may connect with each other as required. When you create a VPC, just define one network CIDR block and AWS region, for example, the 10.0.0.0/16 CIDR on us-east-1. No matter whether you have access to a public network or not, you can define any network address range (between /16 to /28 netmask range). VPC creation is very quick; once done creating a VPC, you need to create one or more subnets within the VPC.
In the following example, one VPC is created via the AWS command line:
//specify CIDR block as 10.0.0.0/16//the result, it returns VPC ...
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