> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/test/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/test/networking/ipt/ip-transit/describeiptransitdatacenters.md).

# DescribeIPTransitDatacenters

## 1. 接口描述

本接口(DescribeIPTransitDatacenters)用于本接口用于连接IP Transit 服务支持的数据中心。

## 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        |
| ---------- | -- | ------ | --------- |
| peerPortId | 否  | String | 指定端口ID。   |
| peerDcId   | 否  | String | 指定数据中心ID。 |

## 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> |
| supportSet | Array of [IPTransitDatacenter](/test/networking/ipt/datastructure.md#iptransitdatacenter) | 结果集。                                                     |

## 4. 代码示例

{% tabs %}
{% tab title="示例" %}
**1.查询从指定数据中心支持的IPT 数据中心信息。**

```
POST /api/v2/ipt HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: DescribeIPTransitDatacenters
Request: 
{
    "peerDcId": "xxxx-xxxx-xxx-xxxx"
}
Response: 
{
    "requestId": "T22D41676-006F-4577-9A0A-3C08DAAD4C6D",
    "response": {
        "requestId": "T22D41676-006F-4577-9A0A-3C08DAAD4C6D",
        "supportSet": [
            {
                "dataCenter": {
                    "dcId": "822b9bd9-44f0-4279-a64d-568f5bc4a77b",
                    "cityName": "Amsterdam",
                    "areaName": "Europe",
                    "dcName": "Equinix AM3",
                    "latitude": 52.35501600,
                    "dcAddress": "Science Park 610, 1098 XH Amsterdam, Netherlands",
                    "countryName": "Netherlands",
                    "longitude": 4.96093800
                },
                "availableRoutingTypes": [
                    {
                        "routingType": "Static",
                        "deliveryType": "Manual"
                    },
                    {
                        "routingType": "Gateway",
                        "deliveryType": "Manual"
                    }
                ]
            }
        ]
    }
}
```

{% 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）](/test/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](/test/api-introduction/instruction/commonerrorcode.md)

| HTTP状态码 | 错误码                             | 说明          |
| ------- | ------------------------------- | ----------- |
| 404     | INVALID\_DATACENTER\_NOT\_FOUND | 指定的数据中心不存在。 |


---

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