Manage an added EIP - Internet Shared Bandwidth
After you add an EIP to an Internet Shared Bandwidth instance, you can bind the EIP to a cloud resource and use the bandwidth of the Internet Shared Bandwidth. You can unbind an EIP from a cloud product or remove the EIP from an Internet ...
Apply for an Internet address - ApsaraDB for RDS
of your RDS instance, you do not need an Internet address. If your application is deployed on the ECS that is located in the Internet address is necessary to access an RDS instance.
Note: When the instances are in the same region (the zones can be ...