# DeleteCidrs

## 1. API Description

This API is used to delete one or more CIDR blocks.

{% hint style="info" %} <mark style="color:blue;">**Note**</mark>

* <mark style="color:blue;">You cannot delete a CIDR block containing an elastic IP.</mark>
* <mark style="color:blue;">Deleting a CIDR block is irreversible. Please operate with caution.</mark>
  {% endhint %}

## 2. Input Parameters

The following request parameter list only provides API request parameters.

<table><thead><tr><th width="163.399169921875">Parameter Name</th><th width="119.84161376953125">Required</th><th width="167.390625">Type</th><th>Description</th></tr></thead><tbody><tr><td>cidrIds</td><td>Yes</td><td>Array of String</td><td>List of CIDR IDs.</td></tr></tbody></table>

## 3. Output Parameters

<table><thead><tr><th width="163.71588134765625">Parameter Name</th><th width="151.11932373046875">Type</th><th>Description</th></tr></thead><tbody><tr><td>requestId</td><td>String</td><td>The unique request ID, which is returned for each request. RequestId is required for locating a problem.</td></tr><tr><td>failedCidrIds</td><td>Array of String</td><td>List of CIDR IDs failed to be deleted.</td></tr></tbody></table>

## 4. Code Example

{% tabs %}
{% tab title="Example" %}
**Delete CIDR blocks in batch.**

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

Request：
{
  "cidrIds": [
    "cidrId1",
    "cidrId2"
  ]
}

Response：
{
  "requestId": "TBFC01FCF-6439-4530-ADBC-16809F0C3E8F",
  "response": {
    "requestId": "TBFC01FCF-6439-4530-ADBC-16809F0C3E8F",
    "failedCidrIds": []
  }
}
```

{% endtab %}
{% endtabs %}

## 5. Developer Resources

Zenlayer Cloud API 2.0 integrates [SDKs](https://docs.console.zenlayer.com/api-reference/api-introduction/software-toolkit/sdk/introduction) to make it easier for you to call APIs. More programming languages will be supported.

## 6. Error Codes

No error codes related to the API business logic. For other error codes, see [Common Error Codes](https://docs.console.zenlayer.com/api-reference/api-introduction/instruction/commonerrorcode).​
