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Virtual Private Cloud:DissociateIpamResourceDiscovery

Last Updated:Nov 20, 2025

Disassociates a resource discovery from an IP Address Manager (IPAM) instance.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

vpc:DissociateIpamResourceDiscovery

update

*IpamResourceDiscovery

acs:vpc:{#regionId}:{#accountId}:ipamresourcediscovery/{#IpamResourceDiscoveryId}

*Ipam

acs:vpc:{#regionId}:{#accountId}:ipam/{#IpamId}

None

None

Request parameters

Parameter

Type

Required

Description

Example

RegionId

string

Yes

The region ID.

cn-hangzhou

IpamId

string

Yes

The instance ID of the IPAM.

ipam-ccxbnsbhew0d6t****

IpamResourceDiscoveryId

string

Yes

The instance ID of the resource discovery.

ipam-res-disco-jt5f2af2u6nk2z321****

DryRun

boolean

No

Specifies whether to perform a dry run. Valid values:

  • true: Performs a dry run. Checks parameters, syntax, and quotas and limits, with no changes being made. Returns DryRunOperation if validation succeeds; otherwise returns an error.

  • false (default): Sends the request. On success, returns a 2xx status and disassociates the resource discovery from the IPAM instance. On failure, returns an error.

false

ClientToken

string

No

Ensures idempotency. Provide a unique ASCII token generated by your client. A new token is provided for each distinct request.

Note

If you do not specify this parameter, the system automatically uses the request ID as the client token. The request ID is different for each request.

123e4567-e89b-12d3-a456-426655440000

Response elements

Element

Type

Description

Example

object

The response.

RequestId

string

The request ID.

86137597-443F-5B66-B9B6-8514E0C50B8F

Examples

Success response

JSON format

{
  "RequestId": "86137597-443F-5B66-B9B6-8514E0C50B8F"
}

Error codes

HTTP status code

Error code

Error message

Description

400

DryRunOperation

Request validation has been passed with DryRun flag set.

400

ResourceNotFound.IpamResourceDiscovery

The dependent instance of IPAM resource discovery is not found.

The dependent instance of IPAM resource discovery is not found.

400

ResourceNotFound.Ipam

The specified resource of ipam is not found.

The IPAM entered does not exist.

400

ResourceNotFound.ResourceDiscoveryAssociation

You cannot disassociate from the resource discovery because no association exists.

You cannot disassociate from the resource discovery because no association exists.

400

OperationDenied.DissociateSelfSystemIpamResourceDiscovery

The operation is not allowed because the default resource discovery cannot be disassociated.

The operation is not allowed because the default resource discovery cannot be disassociated.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.