---
title: "addAccessControlGroupInboundRule"
slug: "compute-vserver-acg-addaccesscontrolgroupinboundrule"
tags: ["Server", "ACG"]
updated: 2026-09-17T10:06:02Z
published: 2026-09-17T10:06:02Z
canonical: "api.ncloud-docs.com/compute-vserver-acg-addaccesscontrolgroupinboundrule"
---

> ## 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.

# addAccessControlGroupInboundRule

Available in VPC

Add an inbound rule to an ACG.

## Request

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

| Method | URI |
| --- | --- |
| GET \| POST | /vserver/v2/addAccessControlGroupInboundRule |

              Note

              

This guide is based on the GET method. POST method call tests can be performed through Swagger in the API Gateway service of the NAVER Cloud Platform console.

### Request headers

For information about the headers common to all Server APIs, see [Server request headers](/docs/en/compute-vserver#%EC%9A%94%EC%B2%AD%ED%97%A4%EB%8D%94).

### Request query parameters

You can use the following query parameters with your request:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `regionCode` | String | Optional | Region code - See [getRegionList](/docs/en/compute-vserver-server-common-getregionlist). - First Region in the query results (default) |
| `vpcNo` | String | Required | VPC number - See [getVpcList](/docs/en/networking-vpc-vpcmanagement-getvpclist). |
| `accessControlGroupNo` | String | Required | ACG number - See [getAccessControlGroupList](/docs/en/compute-vserver-acg-getaccesscontrolgrouplist). |
| `accessControlGroupRuleList.N.protocolTypeCode` | String | Required | Protocol type code - `TCP` \| `UDP` \| `ICMP` \| `1`-`254` (protocol number) - Protocol number: See [Protocol number](https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml). |
| `accessControlGroupRuleList.N.ipBlock` | String | Conditional | Access source: IP address block - Example: `0.0.0.0/0`, `100.10.20.0/24` - Can't be used concurrently with `accessControlGroupSequence`. |
| `accessControlGroupRuleList.N.accessControlGroupSequence` | String | Conditional | Access source: ACG number - See [getAccessControlGroupList](/docs/en/compute-vserver-acg-getaccesscontrolgrouplist). - Can't be used concurrently with `ipBlock`. |
| `accessControlGroupRuleList.N.portRange` | String | Conditional | Allowed port - Enter as a single port or range of ports. - Required if `protocolTypeCode` is `TCP(6)` or `UDP(17)` - Example: `22`, `1-65535` |
| `accessControlGroupRuleList.N.accessControlGroupRuleDescription` | String | Optional | ACG inbound rule note (byte) - 0-1000 |
| `responseFormatType` | String | Optional | Format of the response data - `xml` (default) \| `json` |

### Request example

The request example is as follows:

```
curl --location --request GET 'https://ncloud.apigw.ntruss.com/vserver/v2/addAccessControlGroupInboundRule
?regionCode=KR
&vpcNo=4**5
&accessControlGroupNo=6***4
&accessControlGroupRuleList.1.protocolTypeCode=TCP
&accessControlGroupRuleList.1.ipBlock=*.*.20.0%2F24
&accessControlGroupRuleList.1.portRange=1-65535
&accessControlGroupRuleList.1.accessControlGroupRuleDescription=putty
&responseFormatType=json' \
--header 'x-ncp-apigw-timestamp: {Timestamp}' \
--header 'x-ncp-iam-access-key: {Access Key}' \
--header 'x-ncp-apigw-signature-v2: {API Gateway Signature}'
```

## Response

This section describes the response format.

### Response body

The response body includes the following data:

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `addAccessControlGroupInboundRuleResponse` | Object | - | Response result - See [AccessControlGroupRuleList](/docs/en/common-vapidatatype-accesscontrolgrouprulelist). |
| `addAccessControlGroupInboundRuleResponse.requestId` | String | - | ID for the request - UUID format |
| `addAccessControlGroupInboundRuleResponse.returnCode` | String | - | Response code |
| `addAccessControlGroupInboundRuleResponse.returnMessage` | String | - | Response message |

### Response status codes

For information about the response status codes common to all Server APIs, see [Server response status codes](/docs/en/compute-vserver#%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:

```
{
  "addAccessControlGroupInboundRuleResponse": {
    "totalRows": 1,
    "accessControlGroupRuleList": [
      {
        "accessControlGroupNo": "6***4",
        "protocolType": {
          "code": "TCP",
          "codeName": "tcp",
          "number": 6
        },
        "ipBlock": "*.*.20.0/24",
        "accessControlGroupSequence": "",
        "portRange": "1-65535",
        "accessControlGroupRuleType": {
          "code": "INBND",
          "codeName": "Inbound"
        },
        "accessControlGroupRuleDescription": "putty"
      }
    ],
    "requestId": "ac7285ca-****-****-****-6511d447736a",
    "returnCode": "0",
    "returnMessage": "success"
  }
}
```