Introduction
Express tunnel service of Baidu AI Cloud provides customers with a fast and reliable connection method between IDC and Baidu AI Cloud. Express tunnel service of Baidu AI Cloud consists of two parts - physical express tunnels and express tunnel gateways. You can divide multiple express tunnel channels on the physical express tunnel as virtual link resources. Express tunnel gateways are created and maintained by users in their VPC. Users bind the express tunnel channels on the designated express tunnel gateways and configures two-end routing to achieve traffic interconnection.
The overall product architecture and related concepts of the express tunnel service are as follows:
As shown in the figure above, the construction staff of express tunnels build a real physical express tunnel between the express tunnel access router of Baidu AI Cloud and the user's IDC router. The VPC router is a virtual network router for users of Baidu AI Cloud. The user configures the virtual network router to the peer. The express tunnel gateway is a virtual port on the VPC router connected to the physical express tunnel.
The express tunnel construction mode is as follows:
| Item | Description |
|---|---|
| Deployment Mode | The user is responsible for connecting its ET to Baidu AI Cloud by coordinating with the operator |
| Operation mode | The operator and user are in charge of the operation and maintenance of the “Physical ET from the user data center to Baidu AI Cloud, and the ET-accessed line within the user data center”. Baidu AI Cloud is in charge of the operation and maintenance of the “ET-accessed line within Baidu AI Cloud” |
| Technical Specifications | The bandwidth specification is 2Mbps-100Gbps |
| Physical ET operator | China Mobile,China Unicom,China Telecom,Others |