AWS Certified Advanced Networking – Specialty ANS-C00 – Question180

You want to ensure you have the absolute best transmission rates inside and outside your VPC. You are concerned about the MTU settings. What is the best way to configure your T2 instances to ensure the best compatibility?

A.
Set all MTU to 1500 as that is the best way to ensure compatibility.
B. Leave everything as is.
C. Configure two ENIs, one for internal traffic and one for external traffic. Configure the external ENI with an MTU of 1500 and the internal ENI with an MTU of 9001.
D. Set all MTU to 9001 as that is the best way to ensure the best speed. The packets will be fragmented if they have to be.

Correct Answer: C

Explanation:

Explanation:
By using two ENIs, you ensure the right MTU goes to the proper destination.