Help Center/ Relational Database Service_RDS for MySQL/ FAQs/ Database Connection/ What Should I Do If an ECS and an RDS Instance Deployed in Different VPCs Cannot Communicate with Each Other?
Updated on 2026-11-09 GMT+08:00
What Should I Do If an ECS and an RDS Instance Deployed in Different VPCs Cannot Communicate with Each Other?
- Switch the VPC of the ECS to the same VPC as the RDS instance.
- Create a VPC peering connection between two different VPCs to enable private network communication.
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