Create a CEN instance. After you create a CEN instance, you can attach networks to it.

Request parameters

Name Type Required Description
Action String Yes

The action to perform. Valid value:

CreateCen

Name String No

The name of the instance.

The name can be 2-128 characters in length. It can start with an uppercase letter, lowercase letter, or Chinese character. It can contain numbers, underscores (_), and hyphens (-), but cannot start with http:// or https://.

Description String No

The description of the instance.

The name can be 2-256 characters in length. It can start with an uppercase letter, lowercase letter, or Chinese character. It can contain numbers, underscores (_), and hyphens (-), but cannot start with http:// or https://.

ClientToken String No

A client token used to guarantee the idempotence of requests.

This parameter value is generated by the client and is guaranteed to be unique among different requests. The maximum length is 64 ASCII characters.

Response parameters

Name Type Description
CenId String The ID of the request.

Examples

Request example

https://cbn.aliyuncs.com/?Action=CreateCen
&RegionId=cn-hangzhou
&Common parameters
Response example
  • XML format

    <? xml version="1.0" encoding="UTF-8"? >
    <CreateCenResponse>
         <CenId> Cen-dc4vwznpwbobrlcm6w </CenId>
         <RequestId>0C2EE7A8-74D4-4081-8236-CEBDE3BBCF50</RequestId>
    </CreateCenResponse>
  • JSON format

    
           "CenId":"Cen-dc4vwznpwbobrlcm6w",
           "RequestId":"0C2EE7A8-74D4-4081-8236-CEBDE3BBCF50"