Specifications

You have to deploy WinHorizon inside an Active Directory forest.

Requirements

Hardware requirements

The following elements are considered as hardware requirements:

  • 50 GB of disk (at least);

  • 4 GB of RAM (at least).

Operating system requirements

The operating system should be installed using an english install ISO. The following elements are considered as operating system requirements:

  • Microsoft Windows Server 2016 (64-bit);

  • Microsoft Windows Server 2019 (64-bit);

  • Microsoft Windows Server 2022 (64-bit).

  • Microsoft Windows Server 2025 (64-bit).

Active Directory requirements

The following elements are considered as Active Directory system requirements:

  • Active Directory Schema version: 30 or higher;

  • Domain Controller(s) OS version: Microsoft Windows Server 2003 or higher;

  • Forest functional level: Microsoft Windows Server 2003 or higher.

Prerequisites

This section describes the system and software pre-requisites to install WinHorizon.

System prerequisites

The following elements are considered as system pre-requisites:

  • Server must be part of a domain of your Active Directory forest;

  • Access with administrative privileges to the server mentioned above;

  • An account with Full Control permissions on Public Key Services (Sites and Services > Services > Public Key Services) who can open sessions on WinHorizon’s server or an enterprise administrator account.

Network prerequisites

The following network flows must be opened:

Source Destination Port Description

CLIENTS_IP

WINHORIZON_IP

1024-65535/TCP, 1024-65535/UDP, 135/TCP

Clients using DCOM to retrieve certificates through WinHorizon

WINHORIZON_IP

AD_IP

3269/TCP, 3268/TCP, 389/TCP, 389/UDP, 636/TCP, 88/TCP and 88/UDP

WinHorizon connects to Active Directory component

WINHORIZON_IP

HORIZON_IP

443/TCP

WinHorizon connects to Horizon instance using mutual SSL authentication

WINHORIZON_IP

CRLDP_IP or OCSP_IP

80/TCP

WinHorizon retrieves CRL or perform OCSP request

Client prerequisites

To be able to enroll using WCCE protocol through WinHorizon, the client machines must run one of the following operating systems:

  • Microsoft Windows 10;

  • Microsoft Windows 11;

  • Microsoft Windows Server 2016;

  • Microsoft Windows Server 2019;

  • Microsoft Windows Server 2022.