AWS - VPC Fundamentals
You launched an instance in the Default VPC but it cannot access the internet. What is a likely misconfiguration?
You launched an instance in the Default VPC but it cannot access the internet. What is a likely misconfiguration?
medium📝 Debug Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Check subnet route table
Internet access requires the subnet's route table to have a route directing traffic to the internet gateway.Step 2: Verify other settings
Having a public IP and correct security group rules are necessary but insufficient without proper routing.Final Answer:
The subnet's route table lacks a route to the internet gateway -> Option AQuick Check:
Missing internet route = D [OK]
Quick Trick: Check subnet route table for internet gateway route [OK]
Common Mistakes:
MISTAKES- Assuming public IP alone guarantees internet access
- Ignoring route table configuration
- Believing security group alone controls internet access
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