---
title: "Get subnet list (G3)"
slug: "cdss-getavailablesubnetlist"
updated: 2026-09-17T09:51:28Z
published: 2026-09-17T09:51:28Z
canonical: "api.ncloud-docs.com/cdss-getavailablesubnetlist"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get subnet list (G3)

Available in VPC

Get the list of available subnets.

Note

This is a dedicated API for third-generation servers of the KVM hypervisor type.

## Request

This section describes the request format. The method and URI are as follows:

| Method | URI |
| --- | --- |
| POST | /api/v1/cluster/getVpcAvailableSubnetList (Korea Region) |
| POST | /api/sgn-v1/cluster/getVpcAvailableSubnetList (Singapore Region) |
| POST | /api/jpn-v1/cluster/getVpcAvailableSubnetList (Japan Region) |

### Request headers

For information about the headers common to all Cloud Data Streaming Service APIs, see [Cloud Data Streaming Service request headers](/docs/en/analytics-clouddatastreamingservice#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request body

You can include the following data in the body of your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `isPrivate` | Boolean | Optional | Whether it is a private subnet - `true` \| `false` - `true`: private subnet - `false`: public subnet |
| `softwareProductCode` | String | Required | Operating system type code - See [Get operating system type (G3)](/docs/en/cdss-getclusterserverimagelist). |
| `vpcNo` | Integer | Required | VPC number - See [Get VPC list](/docs/en/analytics-clouddatastreamingservice-cluster-getvpclist). |

### Request example

The request example is as follows:

```
curl --location --request POST 'https://clouddatastreamingservice.apigw.ntruss.com/api/v1/cluster/getVpcAvailableSubnetList' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}' \
--header 'Content-Type: application/json' \
--data '{
  "isPrivate": true,
  "softwareProductCode": "SW.VCDSS.OS.LNX64.ROCKY.08.G003",
  "vpcNo": 4***
}'
```

## Response

This section describes the response format.

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `code` | Integer | - | Response code |
| `message` | String | - | Response message |
| `result` | Object | - | Response result |
| `result.error` | String | - | Error message |
| `result.content` | Array | - | Subnet list: [content](/docs/en/cdss-getavailablesubnetlist#content) |
| `requestId` | String | - | ID for the request - UUID format |

#### `content`

The following describes `content`.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `isPublic` | Boolean | - | Whether it is a public subnet - `true` \| `false` - `true`: public subnet - `false`: private subnet |
| `statusCode` | String | - | Subnet status |
| `subnet` | String | - | Subnet's IPv4 CIDR block |
| `subnetName` | String | - | Subnet name |
| `subnetNo` | Integer | - | Subnet number |
| `vpcName` | String | - | VPC name |
| `vpcNo` | Integer | - | VPC number |
| `zoneName` | String | - | Zone name |
| `zoneNo` | Integer | - | Zone number |
| `actionName` | String | - | Action name required to use the subnet for the sub account - If `permission` is `Deny`, it becomes available when granting the [getSubnetDetail](/docs/en/networking-vpc-subnetmanagement-getsubnetdetail) permission to the sub account. |
| `permission` | String | - | Sub account availability - `Allow` \| `Deny` - `Allow`: available - `Deny`: unavailable |

### Response status codes

For information about the HTTP status codes common to all Cloud Data Streaming Service APIs, see [Cloud Data Streaming Service response status codes](/docs/en/analytics-clouddatastreamingservice#%EC%9D%91%EB%8B%B5%EC%83%81%ED%83%9C%EC%BD%94%EB%93%9C).

### Response example

The response example is as follows:

```
{
    "code": 0,
    "message": "SUCCESS",
    "result": {
        "error": null,
        "content": [
            {
                "isPublic": false,
                "statusCode": "RUN",
                "subnet": "10.0.20.0/24",
                "subnetName": "sb2",
                "subnetNo": 3****,
                "vpcName": "test-vpc2",
                "vpcNo": 4***,
                "zoneName": "KR-2",
                "zoneNo": 3,
                "actionName": "View/getSubnetDetail",
                "permission": "Allow"
            }
        ]
    },
    "requestId": "a7c59c34-****-****-****-b5706cc6d690"
}
```