AWS Certified Advanced Networking – Specialty ANS-C00 – Question150

Your company has just completed a transition to IPv6 and has deployed a website on a server. You were able to download software on the instance without an issue. This website is deployed using IPv6, but the public is not able to access it. What should you do to fix this problem?

A.
Add an internet gateway for the instance.
B. Add an egress-only internet gateway.
C. Add an inbound rule to your security group that allows inbound traffic on port 80 for ::/0.
D. Add an inbound rule to your security group that allows inbound traffic on port 80 for 0.0.0.0/0.

Correct Answer: C

Explanation:

Explanation: Your instance can reach the internet if it was able to download sofftware, so an IGW is not needed. 0.0.0.0/0 is for IPv4.