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Flow with respect to Networks in AWS

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Flow with respect to Networks in AWS which need to be clear to expose any application on AWS and having some of services in on-premises. I will compare AWS services with on-prem technology, so it become ease to understand.                                                           Building Block of AWS Networking VPC: Consider it as a switch place in multiple Data center and all switches are connected with each other we can further have small subnets on it which can be part of all switches or only one depend upon the planning and requirements. Route Tables : Each subnet we create in VPC can have each route table or all subnets have one, Route table is used to control the routing of subnets and how traffic will be routed for any workload on the subnets. Route table can be attached to few other services of AWS as per requirements. NAT Gateway: I...