A Sysops Administrator Is Managing a VPC Network Consisting of Public

question 630

Multiple Choice

A sysops administrator is managing a VPC network consisting of public and private subnets. Instances in the private subnets access the Internet through a NAT gateway. A recent AWS bill shows that the NAT gateway charges have doubled. The administrator wants to identify which instances are creating the most network traffic. How should this be accomplished?

• A) Enable flow logs on the NAT gateway elastic network interface and use Amazon CloudWatch insights to filter data based on the source IP addresses.
• B) Run an AWS Cost and Usage report and group the findings by instance ID.
• C) Use the VPC traffic mirroring feature to send traffic to Amazon QuickSight.
• D) Use Amazon CloudWatch metrics generated by the NAT gateway for each individual instance.

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Definitions:

Experiment

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