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Virtual Private Cloud:ReplaceVpcDhcpOptionsSet

Last Updated:Aug 28, 2026

Replaces the DHCP options set that is associated with a virtual private cloud (VPC).

Operation description

  • The ReplaceVpcDhcpOptionsSet operation is asynchronous. After you send the request, the system returns a request ID. However, the operation is still being performed in the system background. You can call the DescribeVpcAttribute operation to query the status of a DHCP options set:

    • If the DHCP options set is in the Pending state, the DHCP options set is being replaced.

    • If the DHCP options set is in the InUse state, the DHCP options set is replaced.

  • You cannot repeatedly call the ReplaceVpcDhcpOptionsSet operation to replace the DHCP options set associated with a VPC within the specified period of time.

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Test

RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request parameters

Parameter

Type

Required

Description

Example

RegionId

string

Yes

The region to which the DHCP options set belongs. You can call the DescribeRegions operation to query the most recent region list.

cn-hangzhou

DhcpOptionsSetId

string

Yes

The ID of the new DHCP options set.

dopt-o6w0df4epg9zo8isy****

VpcId

string

Yes

The ID of the associated VPC.

vpc-dsferghthth****

ClientToken

string

No

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

You can use the client to generate the value, but you must make sure that it is unique among different requests. The client token can contain only ASCII characters.

Note

If you do not set this parameter, the system uses RequestId as ClientToken. RequestId may be different for each API request.

0c593ea1-3bea-11e9-b96b-88e9fe637760

DryRun

boolean

No

Specifies whether to check the request without performing the operation. Valid values:

  • true: checks the request without performing the operation. The system checks whether your AccessKey pair is valid, whether the Resource Access Management (RAM) user is authorized, and whether the required parameters are set. If the request fails to pass the check, the corresponding error message is returned. If the request passes the check, the DryRunOperation error code is returned.

  • false (default): sends the request. If the request passes the check, a 2XX HTTP status code is returned and the operation is performed.

false

Response elements

Element

Type

Description

Example

object

RequestId

string

The ID of the request.

0ED8D006-F706-4D23-88ED-E11ED28DCAC0

Examples

Success response

JSON format

{
  "RequestId": "0ED8D006-F706-4D23-88ED-E11ED28DCAC0"
}

Error codes

HTTP status code

Error code

Error message

Description

400 OperationFailed.AttachmentNotExist The current VPC is not attahced to a DHCP options set. The VPC is not associated with a DHCP options set.
400 IncorrectStatus.VpcDhcpOptionsSet The dhcpOptionsSet status of VPC does not support this operation. The DHCP options set that is associated with the VPC is being configured. As a result, the DHCP options set does not support this operation.
400 AttrMismatching.VpcDhcpOptionsSetId The dhcpOptionsSetId does not match the VPC. The ID of the DHCP options set does not match the VPC. Check whether the specified DHCP options set is associated with the VPC.
400 TaskConflict The operation is too frequent. Please wait a moment and try again. The system is unavailable. Try again later.
400 InvalidVpcId.NotFound Specified value of VpcId is not found in our record.
400 InvalidDhcpOptionsSetId.NotFound The specified dhcpOptionsSetId does not exist. The DHCP options set does not exist. Check whether the parameter is set to a valid value.
400 IncorrectStatus.DhcpOptionsSet The DhcpOptionsSet status does not support this operation. The DHCP options set that is associated with the VPC is being configured. As a result, the DHCP options set does not support this operation. You can perform the operation after the status of the DHCP options set is stable.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.