Use an internal network instead of the Internet to connect ECS instances in the same region, including connections to ApsaraDB RDS, Server Load Balancer (SLB), and OSS.
The solution varies by network type, account, region, and security group. Find the solution that matches your scenario in the following table.
|
Network type |
Account |
Region |
Security group |
Solution |
|
Same Virtual Private Cloud (VPC) |
Same or different accounts |
Same region |
Same security group |
Connected by default. Note
You can also implement network isolation within the security group. See Use security groups. |
|
Different security groups |
||||
|
Different VPCs |
Same or different accounts |
Same region |
Different security groups |
|
|
Different regions |