A database specialist deployed an Amazon RDS DB instance in Dev-VPC1 used by their development team. Dev-VPC1 has a peering connection with Dev-VPC2 that belongs to a different development team in the same department. The networking team confirmed that the routing between VPCs is correct; however, the database engineers in Dev-VPC2 are getting a timeout connections error when trying to connect to the database in Dev-VPC1. What is likely causing the timeouts?
A) The database is deployed in a VPC that is in a different Region.
B) The database is deployed in a VPC that is in a different Availability Zone.
C) The database is deployed with misconfigured security groups.
D) The database is deployed with the wrong client connect timeout configuration.

Question

Quizplus · Accepted Answer

The security groups may not be configured to allow inbound traffic from the IP range of Dev-VPC2, causing connection timeouts despite correct routing.

A Database Specialist Deployed an Amazon RDS DB Instance in Dev-VPC1