Quick Tips

Notes on AWS revisit

Subnets do not span accross AZ's. 

You are creating a new VPC with 3 subnets in 3 separate availability zones - By default all subnets will be able to communicate with each other using the main route table.


Create VPC 
Create Subnets in multiple AZ
Create IGN
Attach IGN to VPC
## launching instances to test the internet connectivity and interconnectivity
## So, if i dont enable assign public ip, the instance in the subnets takes the ip range from the subnet where it belongs (and this is expected)
Assign a custom route (via the Route table), so that the instance in the subnet can reach the internet. 
 - For this, you need to add the entry with the IGN

Installed Apache, started and made the chkconfig on

## Create the Auto Scaling ###
Create the Lauch config. This is where you define how your auto spawned instance should be.
Create the Auto Scaling group
Make sure, an ELB is assinged to the auto scaling configuration



### Create the cloudFormation template