AWS - VPC Fundamentals
You want to launch a private EC2 instance without internet access using the Default VPC. What should you do?
You want to launch a private EC2 instance without internet access using the Default VPC. What should you do?
hard📝 Best Practice Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Default VPC subnet types
Default VPC subnets are public with internet access by default.Step 2: Plan for private instance launch
To have a private instance, create a new private subnet without internet gateway attachment.Step 3: Avoid deleting Default VPC unnecessarily
Deleting Default VPC is not required; just add private subnet inside it.Final Answer:
Create a new private subnet in the Default VPC and launch the instance there -> Option BQuick Check:
Private instance = new private subnet in Default VPC [OK]
Quick Trick: Add private subnet in Default VPC for no internet [OK]
Common Mistakes:
MISTAKES- Assuming disabling public IP alone makes instance private
- Thinking all Default VPC instances are private
- Deleting Default VPC unnecessarily
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