Traffic is the cumulative value of the data flow generated when you access OSS, including outbound traffic over the Internet, outbound traffic over the internal network, inbound traffic over the Internet, inbound traffic over the internal network, CDN back-to-origin outbound traffic, and cross-region replication (CRR) traffic. OSS charges total usage of traffic generated when you access OSS.
| Billing item | Description | Billing method |
|---|---|---|
| Outbound traffic over the Internet | Traffic generated when data is transferred from OSS to the client over the Internet. |
OSS provides the free quota of 5 GB for outbound traffic over the Internet. The traffic
that exceeds 5 GB is charged based on the unit price of the tier.
|
| Inbound traffic over the Internet | Traffic generated when data is transferred from the client to OSS over the Internet. | Free of charge. |
| Outbound traffic over the internal network | Traffic generated when data is transferred from OSS to the client over the internal network. For more information about how to use internal endpoints, see Use an internal endpoint to access OSS. | Free of charge. |
| Inbound traffic over the internal network | Traffic generated when data is transferred from the client to OSS over the internal network. | Free of charge. |
| CDN back-to-origin outbound traffic | Back-to-origin traffic generated when data is transferred from OSS to CDN edge nodes. |
|
| CRR traffic | Outbound traffic generated when you use CRR to synchronize data from a source bucket to a destination bucket. |
|