You can call this operation to downgrade the bandwidth of a Smart Access Gateway (SAG) instance.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String No DowngradeSmartAccessGateway

The operation that you want to perform.

Set the value to DowngradeSmartAccessGateway.

AutoPay Boolean Yes true

Specifies whether it is an auto-renewal order generated by a subscription instance. Valid values:

  • true: Yes
  • false: No (default)
BandWidthSpec Long  Yes 20

The bandwidth of the SAG instance.

  • If the model of the SAG device is SAG-100WM, set the bandwidth to 2 to 50 Mbit/s.
  • If the model of the SAG device is SAG-1000, set the bandwidth to 10 to 500 Mbit/s.
RegionId String Yes cn-hangzhou

The ID of the region where the SAG instance is deployed.

SmartAGId String Yes sag-nylv14tghsk26c*****

The ID of the SAG instance.

Response parameters

Parameter Type Example Description
OrderId String 20337777855****

The ID of the order.

RequestId String A6B9EB0F-57DB-4843-A372-04678ABF490E

The ID of the request.


Sample requests

http(s)://[Endpoint]/? Action=DowngradeSmartAccessGateway
&<Common request parameters>

Sample success responses

XML format


JSON format


Error codes

HttpCode Error code Error message Description
400 SAG.InvalidUserCount The specified UserCount is invalid. The error message returned because the specified number of client accounts is invalid.
400 SAG.InvalidDataPlan The specified DataPlan is invalid. The error message returned because the specified data transfer plan is invalid.

For a list of error codes, visit the API Error Center.