> 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/cn/compute/bmc/cidr-block/inquirypricecreateipv4block.md).

# InquiryPriceCreateIpv4Block

## 1. 接口描述

本接口(InquiryPriceCreateIpv4Block)用于创建Ipv4 CidrBlock询价。

## 2. 请求参数

以下请求参数列表仅列出了接口中需要的请求参数

| 参数名称          | 必选 | 类型                                                                            | 描述                                                                                     |
| ------------- | -- | ----------------------------------------------------------------------------- | -------------------------------------------------------------------------------------- |
| zoneId        | 是  | String                                                                        | cidr Block所属的可用区ID。                                                                    |
| chargeType    | 是  | [ChargeType](/api-reference/cn/compute/bmc/datastructure.md#chargetype)       | <p>付费类型。</p><p>PREPAID：预付费，即包年包月</p><p>POSTPAID：后付费。</p>                               |
| netmask       | 是  | Integer                                                                       | <p>购买的掩码。</p><p>可以从DescribeAvailableIpv4Resource接口中获取可用的掩码列表。</p><p>可选值范围：\[1, 32]</p> |
| cidrType      | 否  | [CidrBlockType](/api-reference/cn/compute/bmc/datastructure.md#cidrblocktype) | <p>CIDR地址块的类型。</p><p>默认值：BGP</p>                                                       |
| chargePrepaid | 否  | [ChargePrepaid](/api-reference/cn/compute/bmc/datastructure.md#chargeprepaid) | <p>预付费模式。</p><p>即包年包月相关参数设置。通过该参数可以指定包年包月实例的购买时长等属性。若指定Cidr Block的付费模式为预付费则该参数必传。</p>  |
| amount        | 否  | Integer                                                                       | <p>购买的数量。</p><p>可选值范围：\[1, +)</p>                                                      |

## 3. 响应结果

| 参数名称      | 类型                                                                    | 描述                                                       |
| --------- | --------------------------------------------------------------------- | -------------------------------------------------------- |
| requestId | String                                                                | <p>唯一请求 ID。</p><p>每次请求都会返回。定位问题时需要提供该次请求的 requestId。</p> |
| price     | [PriceItem](/api-reference/cn/compute/bmc/datastructure.md#priceitem) | Cidr Block价格。                                            |

## 4. 代码示例

{% tabs %}
{% tab title="示例" %}
**1. 查询指定区域指定掩码的后付费Ipv4 Cidr Block价格** 查询区域 **`CHI-A`** 掩码为 **`28`** 的后付费Ipv4 Cidr Block价格，购买数量为 **`1`** 。

```json
POST /api/v2/bmc HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: InquiryPriceCreateIpv4Block
Request:
{
  "zoneId": "CHI-A",
  "chargeType": "POSTPAID",
  "netmask": 28
}
Response:
{
  "requestId": "TCB52F216-374D-4895-AF29-A3E29E5403E2",
  "response": {
    "requestId": "TCB52F216-374D-4895-AF29-A3E29E5403E2",
    "price": {
      "discount": 100.0,
      "discountPrice": null,
      "originalPrice": null,
      "unitPrice": 0.06,
      "discountUnitPrice": 0.06,
      "chargeUnit": "HOUR",
      "stepPrices": null
    }
  }
}
```

**2. 查询指定区域指定掩码的预付费Ipv4 Cidr Block价格** 查询区域 **`HKG-A`** 掩码为 **`29`** 的预付费Ipv4 Cidr Block价格，购买周期为 **`1`** ，购买数量为 **`2`** 。

```json
POST /api/v2/bmc HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: InquiryPriceCreateIpv4Block
Request:
{
  "zoneId": "HKG-A",
  "chargeType": "PREPAID",
  "chargePrepaid": {
    "period": 1
  },
  "netmask": 29,
  "amount": 2
}
Response:
{
  "requestId": "TA2741058-301C-4E1A-8158-C05981F8808B",
  "response": {
    "requestId": "TA2741058-301C-4E1A-8158-C05981F8808B",
    "price": {
      "discount": 95.0,
      "discountPrice": 22.8,
      "originalPrice": 24.0,
      "unitPrice": null,
      "discountUnitPrice": null,
      "chargeUnit": null,
      "stepPrices": null
    }
  }
}
```

{% endtab %}
{% endtabs %}

## 5. 开发者工具

Zenlayer Cloud API 2.0 提供了配套的[开发工具集（SDK）](/api-reference/cn/api-introduction/toolkit.md)，未来会陆续支持更多开发语言，方便快速接入和使用Zenlayer的产品和服务。

## 6. 错误码

下面包含业务逻辑中遇到的错误码，其他错误码见[公共错误码](/api-reference/cn/api-introduction/instruction/commonerrorcode.md)

| HTTP状态码 | 错误码                                     | 说明         |
| ------- | --------------------------------------- | ---------- |
| 403     | OPERATION\_DENIED\_UNAVAILABLE\_NETMASK | 指定的掩码不可用。  |
| 404     | INVALID\_ZONE\_NOT\_FOUND               | 指定的可用区不存在。 |


---

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