---
title: System Requirements
slug: bhdm/system-requirements
createdAt: 2022-03-30T21:31:38.000Z
---
The following system requirements are for an ESXi-based deployment for Belden Horizon Data Manager:
:::hint{type="info"}
**Note**: ESXi or a similar hypervisor is required to deploy Belden Horizon Data Manager. Bare metal deployment is not supported.
:::
# Minimum Requirements
Review the following minimum requirements for desktop distribution.
| **Hardware** | **Minimum Requirements** |
| ----------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Processor | - Intel x86 64-bit processor
- 16 Core\@2.2Ghz (Example: Intel i5) |
| Memory | 16 GB RAM |
| Storage | 80 GB available space |
| Network ports | 1 Bridged
Direct connection to corporate LAN allows for internet connection and other TCP/IP communication to other systems. An available IP is required. |
| Firmware | EFI |
| Storage Controller Type | SATA |
# Recommended Configurations
Review the following recommended configurations for data center distribution.
| **Hardware** | **Recommended Configuration** |
| ----------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Processor | - Intel x86 64-bit processor
- 32 Core\@2.2Ghz (Example: Intel Xeon) |
| Memory | 32 GB RAM |
| Storage | 1 TB available space or more |
| Network ports | 1 Bridged
Direct connection to corporate LAN allows for internet connection and other TCP/IP communication to other systems. An IP address must be acquired to this. |
| Firmware | EFI |
| Storage Controller type | SATA |
# Firewall Port Configuration Requirements
The Belden Horizon Data Manager must have the following ports open **for the following corresponding functions**.
| **Port** | **Protocol** | **Encrypted** | **Optional** | **Direction** | **Port Function / Usage for Belden Horizon Data Manager** | **Description / Additional Details** | **Source**
**(Port is used by who/what)** | **Destination**
**(Port must be opened at)** |
| -------- | ------------ | ------------------------------------------------ | ------------ | ------------- | --------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | --------------------------------------------------------------------------- | ------------------------------------------------- |
| 22 | TCP | Session Key | Yes | Inbound | SSH | Managing a Belden Horizon Data Operations
Managing instance using SSH | Belden Horizon Data Manager Admins | Belden Horizon Data Manager |
| 80 | TCP | Redirects to HTTPS | Yes | Inbound | HTTP, redirect SSL | Accessing Belden Horizon Data Manager UI if you entered only the domain name without the protocol in a browser
Domain validation when using Let's Encrypt SSL | Belden Horizon Data Manager users | Belden Horizon Data Manager |
| 123 | UDP | No | Yes | Inbound | Network Time Protocol | Used to transform Belden Horizon Data Manager version 2.8.0 and later as an NTP Server. See [NTP](docId\:hRmAskLSu9CAdrlP7k-UE) for details. | Belden Horizon Data Operations | Belden Horizon Data Manager |
| 443 | TCP / HTTPS | Yes
SSL | No | Inbound | Access to Belden Horizon Data Manager UI | Access to Belden Horizon Data Manager REST API
Access to Belden Horizon Data Manager Admin Docker registry
Access to Keycloak authorization server
Used by Belden Horizon Data Manager to communicate with Belden Horizon Data Operations
Pre-signed links are generated on this port.
Minio Storage (Update file repo) | Belden Horizon Data Operations
Belden Horizon Data Manager users | Belden Horizon Data Manager |
| 8123 | TCP | No
optional (settable on screen) | Yes | Inbound | Belden Horizon Data Manager Clickhouse database HTTP interface | | Third-party Integration / Reporting tools | Belden Horizon Data Manager |
| 8446 | TCP | Yes
SSL | No | Inbound | Access to Belden Horizon Data Manager Admin UI | | Belden Horizon Data Manager Admins | Belden Horizon Data Manager |
| 8543 | TCP | Yes
SSL | Yes | Inbound | Belden Horizon Data Manager Clickhouse database HTTPS interface | | Third-party Integration / Reporting tools | Belden Horizon Data Manager |
| 8883 | MQTT / TCP | Yes
MQTTS | No | Inbound | Belden Horizon Data Manager MQTT server | CC Connector: Sending data from Belden Horizon Data Operations to Belden Horizon Data Manager | Belden Horizon Data Operations | Belden Horizon Data Manager |
| 9000 | TCP | Optional (encryption initiated from client side) | Yes | Inbound | Belden Horizon Data Manager Clickhouse Native interface | | Third-party Integration / Report tools | Belden Horizon Data Manager |
| 9004 | TCP | Optional (encryption initiated from client side) | Yes | Inbound | Belden Horizon Data Manager Clickhouse MySQL interface | | Third-party Integration / Reporting tools | Belden Horizon Data Manager |
| 9092 | TCP | Optional (encryption initiated from client side) | Yes | Inbound | Access to Belden Horizon Data Manager Kafka PLAIN connection | | Third-party Integration / Reporting tools | Belden Horizon Data Manager |
| 9093 | TCP | Yes
SSL (Optional) | Yes | Inbound | Access to Belden Horizon Data Manager Kafka SSL connection | | Third-party Integration / Reporting tools | Belden Horizon Data Manager |
| 51820 | UDP | Yes
Remote Access | No | Inbound | EdgeRemote
(uses Remote Access) | Enables Belden Horizon Data Manager management (Remote UI, templates, marketplace, metrics and so on) of all connected Belden Horizon Data Operations instances.
Used for remotely updating the version of connected Belden Horizon Data Operations instances.
Requires 443 to be open. | Belden Horizon Data Operations | Belden Horizon Data Manager |