´╗┐ Used Ports - Veeam Backup for Microsoft Office 365 Guide
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Veeam Backup for Microsoft Office 365 2.0
User Guide

Used Ports

The following table contains network ports that must be opened to handle ingress/egress requests from/to various system components of Veeam Backup for Microsoft Office 365.

From

To

Protocol

Port

Notes

Veeam Backup for Microsoft Office 365 server

Microsoft Exchange Online

TCP

80, 443, optionally 587

Used for connection to Microsoft Exchange Online organizations.

If you plan to use Exchange Online as a mail server for sending notifications, then open the port 587.

Microsoft SharePoint Online

TCP

80, 443

Used for connection to Microsoft SharePoint Online organizations.

Microsoft SharePoint On-Premises

HTTP (HTTPS)

5985 (5986)

Used for connection to Microsoft SharePoint On-Premises organizations using the WinRM port.

Backup proxy server

TCP

9193

This port must be opened on the backup proxy server for data communication with the Veeam Backup for Office 365 server.

Veeam auto-update server

HTTPS

443

Used to access the auto-update server and the licensing server. For more information, see Checking for Updates and Installing License.

The endpoint URL for both servers is https://autolk.veeam.com/json-rpc.php.

Clients

Veeam Backup for Microsoft Office 365 management server

TCP

9191

Open this port on the Veeam Backup for Office 365 management server for data communication between the server and its clients: RESTful API, PowerShell and Veeam.Archiver.Shell (UI), and, optionally, connection to remote management server (if any).

Veeam Explorer for Microsoft Exchange and Veeam Explorer for Microsoft SharePoint

Veeam Backup for Microsoft Office 365 management server

TCP

9194

Open this port on the Veeam Backup for Office 365 management server for data communication between solution components, as well as for Veeam Explorer for Microsoft Exchange and  Veeam Explorer for Microsoft SharePoint clients (RESTful API and PowerShell).

Backup proxy server

Veeam Backup for Microsoft Office 365 management server

TCP

9191

This port must be opened on the Veeam Backup for Office 365 management server for data communication with backup proxy.

This port can be changed according to the Editing Backup Proxy Server section.

Microsoft Exchange Online

TCP

80, 443

These ports are used for connection to Microsoft Exchange Online using EWS (Exchange Web Services).

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User Guide

RESTful API Reference

PowerShell Reference