Modifies the name and description of a virtual private cloud (VPC) connection on an Enterprise Edition transit router.


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 UpdateTransitRouterVpcAttachmentAttribute

The operation that you want to perform. Set the value to UpdateTransitRouterVpcAttachmentAttribute.

TransitRouterAttachmentId String Yes tr-attach-nls9fzkfat8934****

The ID of the VPC connection.

ClientToken String No 02fb3da4-130e-11e9-8e44-001****

The client token that is used to ensure the idempotence of the request.

You can use the client to generate a token, but you must ensure that it is unique among different requests. The token can contain only ASCII characters and cannot exceed 64 characters in length.

TransitRouterAttachmentName String No testname

The name of the VPC connection.

The name must be 2 to 128 characters in length and can contain digits, underscores (_), and hyphens (-). It must start with a letter.

TransitRouterAttachmentDescription String No testdesc

The description of the VPC connection.

The description must be 2 to 256 characters in length. The description must start with a letter but cannot start with http:// or https://.

DryRun Boolean No false

Specifies whether to only precheck the request. Check items include permissions and the status of the specified instances. Valid values:

  • false (default): sends a normal request. If the request passes the precheck, the name and description of the VPC connection are modified.
  • true: sends a request for precheck only. The name and description of the VPC connection are not modified after the request passes the precheck. If you select this option, the system checks whether the required parameters are set, and whether the request syntax is valid. If the request fails to pass the precheck, the system returns an error. If the request passes the precheck, the system returns the ID of the request.

Response parameters

Parameter Type Example Description
RequestId String 7E61D334-4025-41EF-9145-FC327B35301D

The ID of the request.


Sample requests

&<Common request parameters>

Sample success responses

XML format


JSON format

  "RequestId": "7E61D334-4025-41EF-9145-FC327B35301D"

Error codes

HttpCode Error code Error message Description
400 InvalidTransitRouterAttachmentId.NotFound TransitRouterAttachmentId is not found. The error message returned because the specified ID of the network instance connection is invalid.

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