Once the snapshot is copied, standard database snapshot charges will apply to store it in the destination region. DB Snapshot Copy is charged for the data transferred to copy the snapshot data across regions.Amazon RDS DB Instances inside VPC: For data transferred between an Amazon EC2 instance and Amazon RDS DB Instance in different Availability Zones of the same Region, Amazon EC2 Regional Data Transfer charges apply on both sides of transfer.You are only charged for the Data Transfer in or out of the Amazon EC2 instance, and standard Amazon EC2 Regional Data Transfer charges apply ($.01 per GB in/out). Amazon RDS DB Instances outside VPC: For data transferred between an Amazon EC2 instance and Amazon RDS DB Instance in different Availability Zones of the same Region, there is no Data Transfer charge for traffic in or out of the Amazon RDS DB Instance.Data transferred between Availability Zones for replication of Multi-AZ deployments is free.Data transferred between Amazon RDS and Amazon EC2 Instances in the same Availability Zone is free.In addition to being subject to Reserved Instance pricing, Reserved Instances are subject to all data transfer and other fees applicable under the AWS Customer Agreement or other agreement with us governing your use of our services. We may terminate the Reserved Instance pricing program at any time. The Reserved Instances may only be used in the designated region. When you designate a database instance as a Reserved Instance, you must designate a region, instance type, and quantity for the applicable Reserved Instances. You may designate database instances as Reserved Instances by calling to the Purchasing API or selecting the Reserved Instance option in the AWS console. To learn more about features, payment options, and rules, please visit our Reserved Instances page. Please note that Reserved Instance prices don't cover storage or I/O costs. Multi-AZ deployments have separate reservation options. Single-AZ DB Reserved Instances can be applied to a database instance in a single Availability Zone. Amazon RDS provides three RI payment options - No Upfront, Partial Upfront, All Upfront - that enable you to balance the amount you pay upfront with your effective hourly price. Amazon RDS Reserved Instances give you the option to reserve a DB instance for a one or three year term and in turn receive a significant discount compared to the On-Demand Instance pricing for the DB instance.
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