When you create a VPC. you provide the set of private IP addresses that you want instances in your VPC to use. You specify this set of addresses as a Classless Inter-Domain Routing (CIDR) black...

When you create a VPC. you provide the set of private IP addresses that you want instances in your VPC to use. You specify this set of addresses as a Classless Inter-Domain Routing (CIDR) black Subnets are a sul 1) How subnets and CIDR blocks used in a VPC? What are the architectural best practices for that? 2) A VPC with CIDR /22 includes 1.024 total IP addresses. However, this is not the total available IPs. What is a total number? and why is it less?