You can apply for a dedicated physical connection or a shared connection established by a partner to connect an on-premises data center to Alibaba Cloud.

Solutions overview

Express Connect provides you with the following connection types:

  • Dedicated connections

    A physical Ethernet connection that connects on-premises data center to Alibaba Cloud access points. You can apply for the dedicated connection from the console. The connection is dedicated to a single customer. For more information, see Create a dedicated connection.

  • Shared connections

    A physical Ethernet connection that is created by Alibaba Cloud Partners on behalf of customers. Alibaba Cloud Partners have created connections with Alibaba Cloud access points. You can request a hosted connection by contacting a partner. The connection is shared by carriers and customers. For more information, see Create a shared connection.

Comparison of the physical connection solutions

Item Dedicated connection Shared connection
Recommended bandwidth 1 Gbit/s to 100 Gbit/s 100 Mbit/s or less
User experience Multiple parties and complex operations are involved.
  • You must purchase a physical connection interface in the Alibaba Cloud console.
  • You must contact the service provider and tell the service provider to connect the on-premises data center to the Alibaba Cloud data center through a leased line.
  • The provider of the Alibaba Cloud data center may charge you fees for indoor cables.
  • You must debug the connection devices.
  • You must configure the connection in the cloud.
Two parties and simple operations are involved.
  • You must contact the service provider and tell the service provider to connect the on-premises data center to its network through a leased line.
  • You must debug the connection devices.
  • You must configure the connection in the cloud.
Function Connects on-premises data centers and VPCs through leased lines. Connects on-premises data centers and VPCs.
Billing An initial installation fee (one-time charge) and a resource occupation fee (on a monthly basis) are charged by Alibaba Cloud.

The service provider charges cable installation fees and bandwidth rental fees. For more information, see Billing of physical connections.

Consult your service provider.
Cable installation restrictions at Alibaba Cloud side
  • If you need 40G or 100G ports, you must provide optical modules yourself.
  • If you need optical modules with 1G or 10G ports, and a transmission distance of 10 km, Alibaba Cloud provides the optical modules free of charge. If you need a longer transmission distance, you must provide the optical modules yourself.
  • If you purchase optical ports, you must make sure that the service provider uses optical fiber cables to access Alibaba Cloud ports. Otherwise, the cables cannot be connected to the ports.
  • If you purchase electrical ports, you must make sure that the service provider uses electrical cables to access Alibaba Cloud ports. Otherwise, the cables cannot be connected to the ports.
  • Alibaba Cloud data centers do not host any fiber optical transceivers.
  • During lockdowns of Alibaba Cloud data centers (such as Singles' Day, the Double-Twelve shopping festival, and the Chinese Spring Festival), you must apply for approval before your cable installation company can go to Alibaba Cloud data centers for cable installation.
None.
Cable installation restrictions at the service provider side The provider of Alibaba Cloud data centers may require a permit before your cable installation company can go to Alibaba Cloud data centers for cable installation. To obtain such permits, you must contact the data center provider yourself. None.
Service Level Agreement (SLA) provided by Alibaba Cloud for fiber pigtail installation
  • Data centers within Mainland China: two workdays
  • Data centers outside Mainland China: two to four workdays
  • During lockdowns of Alibaba Cloud data centers: eight workdays
N/A
Process For more information, see Create a dedicated connection. Consult your service provider.