Grants permission to a CEN instance.

Before you begin

Before you can attach a network instance to a CEN instance that is under another account, you must authorize the CEN instance from the account to which the network instance belongs.

Note When you call this API action, you must use as the domain name. The API version is the one released on April 28, 2016.

Make the API call

You can use OpenAPI Explorer to make API calls, search for API calls, perform debugging, and generate SDK example code.

Request parameters

Parameter Type Required? Example value Description
Action String  Yes GrantInstanceToCen

The name of this action. Value: GrantInstanceToCen.

CenId String  Yes cen-7qthudw0ll6jmc****

The ID of the CEN instance to be authorized.

CenOwnerId Long Yes 123456789

The UID of the account to which the target CEN instance belongs.

InstanceId String  Yes vpc-uf6o8d1dj8sjwxi6o****

The ID of the network instance.

InstanceType String  Yes VPC

The type of the network instance. Valid values:

  • VPC: Virtual Private Cloud (VPC).
  • VBR: Virtual Border Router (VBR).
  • CCN: Cloud Connect Network (CCN).
RegionId String  Yes cn-hangzhou

The ID of the region to which the network instance belongs.

ClientToken String  No 0c593ea1-3bea-11e9-b96b-88e9fe637760

The client token that guarantees the idempotence of the request. The value of this parameter is generated by the client and is unique among different requests. The ClientToken can contain only ASCII characters, and cannot exceed 64 characters in length. For more information, see How to ensure idempotence.

Response parameters

Parameter Type Example value Description
RequestId String  473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E

The ID of the request.


Request example

http(s):// Action=GrantInstanceToCen

Response example

XML format


JSON format



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