Make sure that servers that you plan to use as Veeam Backup Enterprise Manager infrastructure components meet the system requirements listed in this section.
All backup servers must be based on the same database engine as Veeam Backup Enterprise Manager (PostgreSQL or Microsoft SQL Server). For more considerations and limitations on adding backup servers, see Adding Backup Servers.
64-bit versions of the following operating systems are supported:
1 This version requires Veeam Backup Enterprise Manager 12.1 (build 220.127.116.111) or later.
Local or remote installation of the following versions of PostgreSQL:
Microsoft SQL Server
Local or remote installation of the following versions of Microsoft SQL Server (both Full and Express Editions are supported):
Microsoft SQL Server 2012 databases and later with compatibility to Microsoft SQL Server 2005 are not supported.
All editions of Microsoft SQL Server are supported. The usage of Microsoft SQL Server Express Edition is limited by the database size up to 10 GB. If you plan to have larger databases, use other editions of Microsoft SQL Server.
Veeam Backup & Replication and Veeam Backup Enterprise Manager configuration databases can be deployed in Microsoft SQL AlwaysOn Availability Groups. For more information, see this Veeam KB article.
During installation and upgrade, the setup wizard system performs configuration check to determine if all prerequisite software is available on the machine where you plan to install Enterprise Manager. If some of the required software components are missing, the setup wizard tries to install missing software automatically. This refers to the following software:
If you plan to install Veeam Backup Enterprise Manager in the unattended mode using the command line interface, manually install all prerequisite software before that. For more information, see the Veeam Backup Enterprise Manager Server subsection of the Installing Veeam Backup & Replication in Unattended Mode section of the Veeam Backup & Replication User Guide.
To restore Microsoft Exchange items with Veeam Backup Enterprise Manager, Microsoft Exchange servers must be members of the same Microsoft Active Directory forest.
Enterprise Manager User Interface may not work correctly in Mozilla Firefox running on Microsoft Windows 11 22H2.
Microsoft Excel (to view reports exported to Microsoft Excel format).
Hardware and software
VMware Cloud Director
VMware Cloud Director 10.1 to 10.5.
Note that you can use VMware Cloud Director on a backup server that is based on Microsoft Windows Server 2016 or later.
If your Enterprise Manager deployment uses IIS 8.5, a URL rewrite module is required to work with Veeam Self-Service Backup Portal for VMware Cloud Director.
VMware vSphere 6.0 to 8.0 (up to 8.0 U1).
VMware vSphere 8.0 U1 requires Veeam Backup & Replication 12 P20230412 (build 18.104.22.1680 P20230412) or later. For more information, see this Veeam KB article.