A. Create a second security group on the EC2 instances. Add an outbound rule to allow traffic from the ElastiCache cluster security group.
B. Delete the ElastiCache security group. Add an interface VPC endpoint to enable the EC2 instances to connect to the ElastiCache cluster.
C. Modify the ElastiCache security group by adding outbound rules that allow traffic to VPC_B’s CIDR blocks from the ElastiCache cluster.
D. Modify the ElastiCache security group by adding an inbound rule that allows traffic from the EC2 instances’ security group to the ElastiCache cluster. Most Voted

- Awsexamhub website is not related to, affiliated with, endorsed or authorized by Amazon.
- Trademarks, certification & product names are used for reference only and belong to Amazon.