---
title: "NasVolumeAccessControlRule"
slug: "common-vapidatatype-nasvolumeaccesscontrolrule"
tags: ["NAS", "Volume"]
updated: 2026-09-17T09:25:06Z
published: 2026-09-17T09:25:06Z
canonical: "api.ncloud-docs.com/common-vapidatatype-nasvolumeaccesscontrolrule"
---

> ## 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.

# NasVolumeAccessControlRule

Available in VPC

This is a NAS volume access control rule.

## Syntax

The syntax is as follows.

```
private String serverInstanceNo;
private Boolean readAccess;
private Boolean writeAccess;
```

## Field

The following describes the fields.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `serverInstanceNo` | String | Conditional | Server instance number assigned to the NAS volume instance |
| `readAccess` | Boolean | Required | Read permission status - `true` \| `false` |
| `writeAccess` | Boolean | Required | Write permission status - `true` \| `false` |