# OpcNodeAccessToken Class

> Reference: Represents the access to one attribute of a node of an OpcNodeManager requested by a read or write operation of a client (see Read and Write).

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.server">Opc.UaFx.Server</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">OpcNodeAccessToken Members</a></dd>
</dl>

Represents the access to one attribute of a node of an [OpcNodeManager](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/) requested by a read or write operation of a client (see [Read](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#read) and [Write](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#write)).

## Syntax

<div class="api-signature" data-lang="csharp">

```csharp
public class OpcNodeAccessToken
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Class OpcNodeAccessToken
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → **OpcNodeAccessToken**

## Properties

| Name | Description |
|---|---|
| [Attribute](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#attribute) | Gets the attribute of the [Node](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#node) to access. |
| [Encoding](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#encoding) | Gets the data encoding requested for the value to read. |
| [Handle](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#handle) | Gets the handle the stack uses to access the [Node](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#node). |
| [IndexRange](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#indexrange)<span class="api-meta api-meta--obsolete">Obsolete: Use new 'Range' property instead.</span> | Gets the index range of the value to access. |
| [Node](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#node) | Gets the node to access. |
| [Range](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#range)<span class="api-meta">since v2.24</span> | Gets the index range of the value to access. |
| [Result](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#result) | Gets or sets the result of the access. |
| [Value](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodeaccesstoken/members#value) | Gets the value of the access. |

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.5–v2.59 |