Why should I care about networking in AWS ?

Scenario-1

• Deploying a multi-tier application (Ecommerce application) with and without scaling

Scenario-2

• Deploying an application which has some components on-premise (Hybrid)

What needs to be understood in AWS Networking

• VPC (Network)
• Subnet (Sub-network)
• Private Networks and Public IP addressing
• Internet Gateways
• Security:
  • Security Groups
  • Network ACLs
• NAT:
  • NAT-instance
  • NAT-Gateway
• Route-tables
• Multi-Network Communications Over Private IPs
  • VPC Peering
  • VPNS
    • Point to Site
    • Site to Site
• Endpoints

What should I use to create resources in Amazon

• Is this creation repetitive?
  • Yes:
    • AWS CLI (Command Line Interface)
    • Templating (Cloud Formation)
  • No:
    • AWS Console

AWS CLI Installation

• Windows:
  • Install Chocolatey
  • Install Git For Windows: choco install git -y
  • Install AWS CLI: choco install awscli
• Linux:
  • AWS CLI Installation

AWS CLI Configuration

• AWS CLI needs credentials to connect to your AWS account.
• But these credentials are not email id & Password, rather they are ACCESS KEY and SECRET KEY.
• TO Generate ACCESS KEY and SECRET Key Click Here
• Test AWS cli connectivity using aws ec2 describe-vpcs