> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/api-reference/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.console.zenlayer.com/api-reference/compute/zec/vpc-network/havip/unassociatehavip.md).

# UnassociateHaVip

## 1. API Description

This API (UnassociateHaVip) is used to disassociate a HaVip from a ZEC instance.

## 2. Input Parameters

The following request parameter list only provides API request parameters.

| Parameter Name | Required | Type   | Description                                 |
| -------------- | -------- | ------ | ------------------------------------------- |
| haVipId        | Yes      | String | The ID of the high availability virtual IP. |
| instanceId     | Yes      | String | The ID of the instance to disassociate.     |

## 3. Output Parameters

| Parameter Name | Type   | Description                                                                                                           |
| -------------- | ------ | --------------------------------------------------------------------------------------------------------------------- |
| requestId      | String | <p>The unique request ID, which is returned for each request.</p><p>RequestId is required for locating a problem.</p> |

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**1. Disassociate a HaVip from an instance.**

```json
POST /api/v2/zec HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: UnassociateHaVip
<Common Request Params>

Request：
{
  "haVipId": "havip-xxxxxxxx",
  "instanceId": "vm-xxxxxxxx"
}

Response：
{
  "requestId": "T12345678-0000-0000-0000-000000000007",
  "response": {
    "requestId": "T12345678-0000-0000-0000-000000000007"
  }
}
```

{% endtab %}
{% endtabs %}

## 5. Developer Resources

Zenlayer Cloud API 2.0 integrates [SDKs](/api-reference/api-introduction/toolkit/api-sdk.md)，to make it easier for you to call APIs. More programming languages will be supported.

## 6. Error Codes

The following only lists the error codes related to the API business logic. For other error codes, see [Common Error Codes](/api-reference/api-introduction/instruction/commonerrorcode.md).

| HTTP Status Code | Error Code                           | Description                                        |
| ---------------- | ------------------------------------ | -------------------------------------------------- |
| 404              | INVALID\_HAVIP\_NOT\_FOUND           | The specified HaVip does not exist.                |
| 404              | INVALID\_INSTANCE\_NOT\_FOUND        | Instance not found.                                |
| 400              | INVALID\_HAVIP\_INSTANCE\_NOT\_BOUND | The specified instance is not bound to this HaVip. |