Can an External Server Access the RDS Database?

DB Instance Bound with an EIP

For a DB instance that has an EIP bound, you can access it through the EIP.

DB Instance Not Bound with an EIP

  • Enable a VPN in a VPC and use the VPN to connect to the RDS DB instance.

  • Create an RDS and an ECS in the same VPC and access RDS through the ECS.