﻿---
title: Azure Classic discovery plugin
description: The Azure Classic Discovery plugin uses the Azure Classic API to identify the addresses of seed hosts. This plugin can be installed using the plugin manager:...
url: https://www.elastic.co/elastic/docs-builder/docs/2413/reference/elasticsearch/plugins/discovery-azure-classic
---

# Azure Classic discovery plugin
The Azure Classic Discovery plugin uses the Azure Classic API to identify the addresses of seed hosts.
<admonition title="Deprecated in 5.0.0.">
  This plugin will be removed in the future
</admonition>


## Installation

This plugin can be installed using the plugin manager:
```sh
sudo bin/elasticsearch-plugin install discovery-azure-classic
```

The plugin must be installed on every node in the cluster, and each node must be restarted after installation.
You can download this plugin for [offline install](https://www.elastic.co/elastic/docs-builder/docs/2413/reference/elasticsearch/plugins/plugin-management-custom-url) from [https://artifacts.elastic.co/downloads/elasticsearch-plugins/discovery-azure-classic/discovery-azure-classic-9.2.3.zip](https://artifacts.elastic.co/downloads/elasticsearch-plugins/discovery-azure-classic/discovery-azure-classic-9.2.3.zip). To verify the `.zip` file, use the [SHA hash](https://artifacts.elastic.co/downloads/elasticsearch-plugins/discovery-azure-classic/discovery-azure-classic-9.2.3.zip.sha512) or [ASC key](https://artifacts.elastic.co/downloads/elasticsearch-plugins/discovery-azure-classic/discovery-azure-classic-9.2.3.zip.asc).

## Removal

The plugin can be removed with the following command:
```sh
sudo bin/elasticsearch-plugin remove discovery-azure-classic
```

The node must be stopped before removing the plugin.