How to recreate the deleted default VPC in AWS?

How to recreate the deleted default VPC in AWS?

June 23, 2020 / Nirav S

Amazon Virtual Private Cloud

What if by mistake you delete your default VPC don’t worry we have the solution for you please follow the steps as under.

• We are going to restore the default vpc through 3 methods

Method 1

To create a default VPC using the Amazon VPC console

• Open the Amazon VPC in the console
• In the navigation pane, choose Your VPCs.
• Choose Actions, Create Default VPC
• Choose Create. Close the confirmation screen

Method 2

To create a default VPC using the command line

• You can use the create-default-vpc AWS CLI command. This command does not have any input parameters.
  • aws ec2 create-default-vpc
  • 

This are the most easy way to create the Default VPC

Now let’s make the VPC manually

Method 3

To create a default VPC manually using the Amazon VPC console

• Login in to aws console and navigate to VPC
• Click on Create VPC
  • Input the name and CIDR block in the console
  • We have taken 172.31.0.0/16 CIDR
  • Select the tenancy as Default
  • 
  • As you can see we have successfully created our vpc
  • 
• Select subnet located on the left side of the screen
• Click on create subnet
• 
• Input your desired name or leave it blank it’s up to you
• 
• Select the newly created VPC ( default_test )
• 
• Select the availability zone where you want to create the subnet
• 
• Input the IPV4 CIDR BLOCK ( 172.31.0.0/20, 172.31.16.0/20, 172.31.32.0/20 )
• 
• 
• • Please create 3 different subnets or number of subnets you want to be available for your vpc
• Select the newly created subnet and click on Action on the top of the screen.
• Click on Modify auto-assign IP settings
• 
• Make check on the Enable auto-assign public IPv4 address
• 
• Select Internet Gateway located on left side of the screen
• Click on Create Internet Gateway
• 
• Input your desired name i have given it the same name as my VPC
• Click on Create
• 
• Select the newly created Internet gateway ( Default_test )
• Click on Action
• Select Attach to VPC
• 
• Select the newly created VPC ( Default_test )
• 
• Navigate to Route table located on left side of the screen and select Route which at the end of the screen
• 
• Now click on Edit Route
• 
• Click on Add Route
  • Destination – 0.0.0.0/0
  • Target – the newly created internet-gateway
  • Note If you don’t find your internet gateway just copy the igw id from the internet gateway console and paste it here.
  • 

Conclusion

We have successfully created our Default VPC to verify it just launch a new server and try to connect it via SSH if the connection is successful you have created the VPC correctly.