STEP -1 Create VPC
Create VPC using the following Information
Name: VPC-ASG-Demo
IPv4 CIDR block : 10.0.0.0/16
Tenancy : Default
STEP -2 Create Two Subnets in different availability Zones
Publicsubnet1 with CIDR 10.0.1.0/24 (US-east -1a)
Publicsubnet2 with CIDR 10.0.2.0/24 (US-east -1b)
Under VPC : Mention VPC ASG- DEMO for both subnets
STEP -3 Create Internet Gateway
Name tag : VPC-ASG-Demo-IG
Now attach the Internet gateway to the VPC
STEP -4 Modify the main route table to add route for internal gateway
Go to Route Table, under Route tab select Edit Routes
Under edit route , Add new route with the following information and save
Destination: 0.0.0.0/0
Target: VPC-ASG-Demo-IG
Click Save Routes
STEP -5 Associate both the subnets to the main route table
Now we need to associate the routes to the subnets. Go to the subnets tab and select edit subnets
Select Both subnets and associate by clicking the save button as shown below
