Ports

Backup server

Microsoft Windows server

TCP

445
135

Port required for deploying Veeam Backup & Replication components.

Note: Port 135 is optional to provide faster deployment.

Backup proxy

TCP

6160

Default port used by the Veeam Installer Service.

Backup repository

TCP

2500 to 33001

Default range of ports used as data transmission channels and for collecting log files.

For every TCP connection that a job uses, one port from this range is assigned.

Gateway server

TCP

6161

[For Microsoft Windows servers running the vPower NFS Service] Default port used by the Veeam vPower NFS Service.

Mount server

TCP

6162

Default port used by the Veeam Data Mover.

WAN accelerator

TCP

49152 to 65535
(for Microsoft Windows 2008 and later)

Dynamic port range. For more information, see this Microsoft KB article.

Tape server

Backup server

Linux server

TCP

22

Port used as a control channel from the console to the target Linux host.

TCP

6160

Default port used by the Veeam Installer Service for Linux.

TCP

6162

Default port used by the Veeam Data Mover.

You can specify a different port while adding the Linux server to the Veeam Backup & Replication infrastructure. Note that you can specify a different port only if there is no previously installed Veeam Data Mover on this Linux server. For more information, see Specify Credentials and SSH Settings.

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is assigned.

Linux server

Backup server

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is assigned.

Virtualization Servers

Backup server

vCenter Server

TCP

443

Default port used for connections to vCenter Server.

If you use VMware Cloud Director, make sure you open port 443 on underlying vCenter Servers.

ESXi server

TCP

443

Default port used for connections to ESXi host.

This port is not required for VMware Cloud on AWS.

TCP

902

Port used for data transfer to ESXi host. It is also used during guest OS file recovery if you recover files from replicas.

This port is not required for VMware Cloud on AWS.

VMware Cloud Director

TCP

443

Default port used for connections to VMware Cloud Director.

Other Servers

Backup server

PostgreSQL server hosting the Veeam Backup & Replication configuration database

TCP

5432

Port used for communication with PostgreSQL server on which the Veeam Backup & Replication configuration database is deployed.

Microsoft SQL Server hosting the Veeam Backup & Replication configuration database

TCP

1433

Port used for communication with Microsoft SQL Server on which the Veeam Backup & Replication configuration database is deployed (if you use a Microsoft SQL Server default instance).

Additional ports may need to be open depending on your configuration. For more information, see Microsoft Docs.

DNS server with forward/reverse name resolution of all backup servers

UDP

53

Port used for communication with the DNS Server.

Veeam Update Notification Server (dev.veeam.com)

TCP

443

Default port used to download information about available updates from the Veeam Update Notification Server over the Internet.

Veeam License Update Server (vbr.butler.veeam.com, autolk.veeam.com)

TCP

443

Default port used for license auto-update.

Backup Server

Backup server

Backup server

TCP

9501

Port used locally on the backup server for communication between Veeam Broker Service and Veeam services and components.

Backup server

Backup server

TCP

6172

Port used to provide REST access to the Veeam Backup & Replication database.

Remote Access

Management client PC (remote access)

Backup server

TCP

3389

Default port used by the Remote Desktop Services. If you use third-party solutions to connect to the backup server, other ports may need to be open.

REST API

REST client

Backup server

TCP

9419

Default port for communication with REST API service.

Veeam Backup & Replication Console

Backup server

TCP

9392

Port used by the Veeam Backup & Replication console to connect to the backup server.

TCP

10003

Port used by the Veeam Backup & Replication console to connect to the backup server only when managing the Veeam Cloud Connect infrastructure.

TCP

9396

Port used by the Veeam.Backup.UIService process for managing database connections.

Veeam Backup & Replication Console

Mount server (if the mount server is not located on the console)

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is assigned.

Backup server

Backup proxy

Backup proxy can be a Microsoft Windows or Linux server. Depending on which server you use, the ports listed in Microsoft Windows Server or Linux Server must be opened.

Communication with Backup Server

Backup server

Backup proxy

TCP

6210

Default port used by the Veeam Backup VSS Integration Service for taking a VSS snapshot during the SMB file share backup.

Communication with VMware Servers

Backup proxy

vCenter Server

TCP

443

Default VMware web service port that can be customized in vCenter settings.

ESXi server

TCP

902

Default VMware port used for data transfer.

This port is not required for VMware Cloud on AWS.

TCP

443

Default VMware web service port that can be customized in ESXi host settings. Not required if vCenter connection is used.

This port is not required for VMware Cloud on AWS.

Communication with Backup Repositories

Backup proxy

Backup repository

TCP

2500 to 3300

Default range of ports used as transmission channels for replication jobs. For every TCP connection that a job uses, one port from this range is assigned.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup repository (Microsoft Windows)

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

SMB (CIFS) backup repository

TCP

445
1351

Ports used as a transmission channel from the backup proxy to the target SMB (CIFS) backup repository.

Traffic goes between the backup proxy and the SMB (CIFS) share only if a gateway server is not specified explicitly in SMB (CIFS) backup repository settings (the Automatic selection option is used).

If a gateway server is specified explicitly, traffic goes between the gateway server and the SMB (CIFS) share. For more information about required ports, see the Gateway server > SMB (CIFS) share line below in this table.

NFS backup repository

TCP, UDP

111, 2049

Ports used as a transmission channel from the backup proxy to the target NFS backup repository.

Traffic goes between the backup proxy and the NFS share only if a gateway server is not specified explicitly in NFS backup repository settings (the Automatic selection option is used).

If a gateway server is specified explicitly, traffic goes between the gateway server and the NFS share. For more information about required ports, see the Gateway server > NFS share line below in this table.

Gateway server

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

Gateway server
(if a gateway server is specified explicitly in SMB (CIFS) backup repository settings)

SMB (CIFS) backup repository

TCP

445
1351

Ports used as a transmission channel from the gateway server to the target SMB (CIFS) backup repository.

Gateway server
(if a gateway server is specified explicitly in NFS backup repository settings)

NFS backup repository

TCP, UDP

111, 2049

Ports used as a transmission channel from the gateway server to the target NFS backup repository.

Communication with Backup Proxies

Backup proxy

Backup proxy

TCP

2500 to 3300

Default range of ports used as transmission channels for replication jobs. For every TCP connection that a job uses, one port from this range is assigned.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup proxy

Microsoft Windows server performing the role of the backup repository/file server

Ports listed in Microsoft Windows Server must be opened.

Backup proxy

Linux server performing the role of the backup repository/file server

Ports listed in Linux Server must be opened.

Backup proxy

Backup repository

TCP

2500 to 33001

Default range of ports used as transmission channels for replication jobs. For every TCP connection that a job uses, one port from this range is assigned.

Source backup repository

Target backup repository

TCP

2500 to 33001

Default range of ports used as transmission channels for backup copy jobs. For every TCP connection that a job uses, one port from this range is assigned.
Ports 2500 to 3300 are used for backup copy jobs that do not utilize WAN accelerators. If the backup copy job utilizes WAN accelerators, make sure that ports specific for WAN accelerators are open.

Source backup repository

Object storage repository gateway server

TCP

2500 to 33001

Default range of ports used as transmission channels for replication jobs. For every TCP connection that a job uses, one port from this range is assigned.

Backup repository/ secondary backup repository

Cache repository in NAS backup

TCP

2500 to 33001

Default range of ports used as transmission channels for file share backup restore jobs. For every TCP connection that a job uses, one port from this range is assigned.

Microsoft Windows server running vPower NFS Service

Backup repository gateway server working with backup repository

TCP

2500 to 33001

Default range of ports used as transmission channels during Instant Recovery, SureBackup or Linux file-level recovery.

For every TCP connection that a job uses, one port from this range is assigned.

Microsoft Windows server performing the role of the gateway server/backup proxy

NFS backup repository/file share

Ports listed in Microsoft Windows Server must be opened.

Linux server performing the role of the gateway server/backup proxy

NFS backup repository/file share

Ports listed in Linux Server must be opened.

Gateway server/backup proxy (Microsoft Windows/Linux)

NFS backup repository/file share

TCP
UDP

2049

Default NFS port.

TCP
UDP

111

Port used for rpcbind service.

Gateway server/backup proxy (Microsoft Windows/Linux)

NFS backup repository/file share
(for repositories supporting NFS protocol version 3)

TCP
UDP

mountd_port

Dynamic port used for mountd service. Can be assigned statically.

TCP
UDP

statd_port

Dynamic port used for statd service. Can be assigned statically.

TCP

lockd_port

Dynamic TCP port used for lockd service. Can be assigned statically.

UDP

lockd_port

Dynamic UDP port used for lockd service. Can be assigned statically.

Gateway server/backup proxy (specified in the NFS repository settings)

NFS backup repository/file share

TCP
UDP

111, 2049

Standard NFS ports used as a transmission channel from the gateway server to the target NFS share.

Microsoft Windows server performing the role of the gateway server/backup proxy

SMB (CIFS) backup repository/file share

Ports listed in Microsoft Windows Server must be opened.

Gateway server/backup proxy (Microsoft Windows)

SMB (CIFS) backup repository

TCP

445
1351

Ports used as a transmission channel from the gateway server to the target SMB (CIFS) share.

Backup server
or
Gateway server

Dell Data Domain

TCP

111

Port used to assign a random port for the mountd service used by NFS and DDBOOST. Mountd service port can be statically assigned.

TCP

2049

Main port used by NFS. Can be modified using the ‘nfs set server-port’ command. Command requires SE mode.

TCP

2052

Main port used by NFS MOUNTD. Can be modified using the 'nfs set mountd-port' command in SE mode.

Backup server

Gateway server

Ports listed in Gateway Server must be opened.

Backup server

ExaGrid

TCP

22

Default command port used for communication with ExaGrid.

Backup proxy

ExaGrid

TCP

2500 to 3300

Default range of ports used for communication with the backup proxy.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server
or
Gateway server

HPE StoreOnce

TCP

9387

Default command port used for communication with HPE StoreOnce.

9388

Default data port used for communication with HPE StoreOnce.

Backup server

Gateway server

Ports listed in Gateway Server must be opened.

Backup server

Quantum DXi

TCP

22

Default command port used for communication with Quantum DXi.

Backup proxy

Quantum DXi

TCP

2500 to 3300

Default range of ports used for communication with the backup proxy.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Fujitsu ETERNUS CS800

TCP

22

Default command port used for communication with Fujitsu ETERNUS CS800.

Backup proxy

Fujitsu ETERNUS CS800

TCP

2500 to 3300

Default range of ports used for communication with the backup proxy.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Infinidat InfiniGuard

TCP

22

Default command port used for communication with Infinidat InfiniGuard.

Backup proxy

Infinidat InfiniGuard

TCP

2500 to 3300

Default range of ports used for communication with the backup proxy.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Gateway server

Amazon S3 object storage

TCP

443

Used to communicate with Amazon S3 object storage.

HTTPS

AWS service endpoints:

• *.amazonaws.com (for both Global and Government regions)
• *.amazonaws.com.cn (for China region)

A complete list of connection endpoints can be found in AWS Documentation.

TCP

80

Used to verify the certificate status.

Consider that certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

HTTP

Certificate verification endpoints:

• *.amazontrust.com

Microsoft Azure object storage

TCP

443

Used to communicate with Microsoft Azure object storage.

Consider that the <xxx> part of the address must be replaced with your actual storage account URL, which can be found in the Azure management portal.

HTTPS

Cloud endpoints:

• xxx.blob.core.windows.net (for Global region)
• xxx.blob.core.chinacloudapi.cn (for China region)
• xxx.blob.core.cloudapi.de (for Germany region)
• xxx.blob.core.usgovcloudapi.net (for Government region)

TCP

80

Used to verify the certificate status.

Consider the following:

• Certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.
• The *.d-trust.net endpoint is used for the Germany region only.

HTTP

Certificate verification endpoints:

• ocsp.digicert.com
• ocsp.msocsp.com
• *.d-trust.net  

Google Cloud storage

TCP

443

Used to communicate with Google Cloud storage.

HTTPS

Cloud endpoints:

• storage.googleapis.com

A complete list of connection endpoints can be found in this Google article.

TCP

80

Used to verify the certificate status.

Consider that certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

HTTP

Certificate verification endpoints:

• ocsp.pki.goog
• pki.goog
• crl.pki.goog

IBM Cloud object storage

TCP/HTTPS

Customizable and depends on device configuration

Used to communicate with IBM Cloud object storage.

S3 compatible object storage

TCP/HTTPS

Customizable and depends on device configuration

Used to communicate with S3 compatible object storage.

Gateway server

Amazon S3 object storage

TCP

443

Used to communicate with Amazon S3 object storage.

HTTPS

AWS service endpoints:

• *.amazonaws.com (for both Global and Government regions)
• *.amazonaws.com.cn (for China region)

A complete list of connection endpoints can be found in AWS Documentation.

TCP

80

Used to verify the certificate status.

Consider that certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

HTTP

Certificate verification endpoints:

• *.amazontrust.com

Microsoft Azure object storage

TCP

443

Used to communicate with Microsoft Azure object storage.

Consider that the <xxx> part of the address must be replaced with your actual storage account URL, which can be found in the Azure management portal.

HTTPS

Cloud endpoints:

• xxx.blob.core.windows.net (for Global region)
• xxx.blob.core.chinacloudapi.cn (for China region)
• xxx.blob.core.cloudapi.de (for Germany region)
• xxx.blob.core.usgovcloudapi.net (for Government region)

TCP

80

Used to verify the certificate status.

Consider the following:

• Certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.
• The *.d-trust.net endpoint is used for the Germany region only.

HTTP

Certificate verification endpoints:

• ocsp.digicert.com
• ocsp.msocsp.com
• *.d-trust.net  

Google Cloud storage

TCP

443

Used to communicate with Google Cloud storage.

HTTPS

Cloud endpoints:

• storage.googleapis.com

A complete list of connection endpoints can be found in this Google article.

TCP

80

Used to verify the certificate status.

Consider that certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

HTTP

Certificate verification endpoints:

• ocsp.pki.goog
• pki.goog
• crl.pki.goog

Gateway server

Amazon EC2 helper appliance

TCP

443 (default, adjustable via Amazon S3 Glacier wizard)

If there is no gateway server selected, VBR server will be used as a gateway server.

If you use Amazon S3 Glacier object storage, the gateway server should have direct connection to AWS service endpoints. HTTP(S) proxy servers are not supported.

TCP

22

HTTPS

AWS service endpoints:

• Public/private IPv4 addresses of EC2 appliances.

Microsoft Azure proxy appliance

TCP

443 (default, adjustable via Azure Archive wizard)

TCP

22

HTTPS

Cloud endpoints:

• Public/private IPv4 addresses of Azure appliances.

Amazon EC2 proxy appliance

Amazon S3 object storage

TCP

443

Used to communicate with Amazon S3 object storage.

HTTPS

Cloud endpoints:

• *.amazonaws.com (for both Global and Government regions)
• *.amazonaws.com.cn (for China region)

A complete list of connection endpoints can be found in AWS Documentation.

TCP

80

Used to verify the certificate status.

Consider that certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

HTTP

Certificate verification endpoints:

• *.amazontrust.com

Microsoft Azure proxy appliance

Microsoft Azure object storage

TCP

443

Used to communicate with Microsoft Azure object storage.

The <xxx> part of the address must be replaced with your actual storage account URL, which can be found in the Microsoft Azure management portal.

HTTPS

Cloud endpoints:

• xxx.blob.core.windows.net (for Global region)
• xxx.blob.core.chinacloudapi.cn (for China region)
• xxx.blob.core.cloudapi.de (for Germany region)
• xxx.blob.core.usgovcloudapi.net (for Government region)

TCP

80

Used to verify the certificate status.

Certificate verification endpoints (CRL URLs and OCSP servers) are subject to change. The actual list of addresses can be found in the certificate itself.

The *.d-trust.net endpoint is used for the Germany region only.

HTTP

Certificate verification endpoints:

• ocsp.digicert.com
• ocsp.msocsp.com
• *.d-trust.net

Backup server

VNX File

TCP

22

Default command port used for communication with VNX File over SSH.

VNX Block

TCP

443

Default port used for communication with Dell VNX Block.

VNXe

TCP

443

Default port used for communication with Dell VNXe and sending REST API calls.

Backup proxy

VNX Block

VNXe

TCP

3260

Default iSCSI target port.

VNX File

VNXe

TCP, UDP

2049, 111

Standard NFS ports. Port 111 is used by the port mapper service.

Backup server

Dell PowerScale storage system

TCP

8080

Default port used for communication with Dell PowerScale  over HTTPS and sending REST API calls.

Backup proxy

Dell PowerScale storage system

TCP, UDP

2049, 111

Standard NFS ports. Port 111 is used by the port mapper service.

TCP

445

Standard SMB port.

Backup server

HPE 3PAR StoreServ storage system

TCP

8008

Default port used for communication with HPE 3PAR StoreServ over HTTP.

TCP

8080

Default port used for communication with HPE 3PAR StoreServ over HTTPS.

TCP

22

Default command port used for communication with HPE 3PAR StoreServ over SSH.

Backup proxy

HPE 3PAR StoreServ storage system

TCP

3260

Default iSCSI target port.

Backup server

HPE Primera/Alletra 9000 storage system

TCP

443

Default port used for communication with HPE Primera/Alletra 9000 over HTTPS.

TCP

22

Default command port used for communication with HPE Primera/Alletra 9000 over SSH.

Backup proxy

HPE Primera/Alletra 9000 storage system

TCP

3260

Default iSCSI target port.

Backup server

HPE Lefthand storage system

TCP

16022

Default command port used for communication with HPE Lefthand.

Backup proxy

HPE Lefthand storage system

TCP

3260

Default iSCSI target port.

Backup server

HPE Nimble/Alletra 6000 storage system

TCP

5392

Default command port used for communication with HPE Nimble (Nimble OS 2.3 and later)/Alletra 6000.

Backup proxy

HPE Nimble/Alletra 6000 storage system

TCP

3260

Default iSCSI target port.

Backup server

IBM Spectrum Virtualize storage system

TCP

22

Default command port used for communication with IBM Spectrum Virtualize over SSH.

Backup proxy

IBM Spectrum Virtualize storage system

TCP

3260

Default iSCSI target port.

Backup server

NetApp Data ONTAP storage system

TCP

80

Default command port used for communication with NetApp Data ONTAP over HTTP.

TCP

443

Default command port used for communication with NetApp Data ONTAP over HTTPS.

Backup proxy

NetApp Data ONTAP storage system

TCP, UDP

2049, 111

Standard NFS ports. Port 111 is used by the port mapper service.

TCP

445

Standard SMB port.

TCP

3260

Default iSCSI target port.

Backup server

Nutanix Files storage system

TCP

9440

Default port used for communication with Nutanix Files and sending REST API calls.

Backup proxy

Nutanix Files storage system

TCP, UDP

2049, 111

Standard NFS ports. Port 111 is used by the port mapper service.

TCP

445

Standard SMB port.

Backup server

DataCore SANsymphony  storage system

TCP

443

Default command port used for communication with DataCore SANsymphony over HTTPS.

Backup proxy

DataCore SANsymphony  storage system

TCP

3260

Default iSCSI target port.

Backup server

Dell SC Series  storage system

TCP

3033

Default command port used for communication with Dell SC Series over HTTPS.

Backup proxy

Dell SC Series  storage system

TCP

3260

Default iSCSI target port.

Backup server

Dell PowerMax storage system

TCP

8443

Default command port used for communication with Dell PowerMax over HTTPS.

Backup proxy

Dell PowerMax storage system

TCP

3260

Default iSCSI target port.

Backup server

Fujitsu ETERNUS DX/AF storage system

TCP

22

Default command port used for communication with Fujitsu ETERNUS DX/AF over SSH.

Backup proxy

Fujitsu ETERNUS DX/AF storage system

TCP

3260

Default iSCSI target port.

Backup server

INFINIDAT InfiniBox storage system

TCP

443

Default command port used for communication with INFINIDAT InfiniBox over HTTPS.

Backup proxy

INFINIDAT InfiniBox storage system

TCP

3260

Default iSCSI target port.

Backup server

NetApp SolidFire/HCI storage system

TCP

443

Default command port used for communication with NetApp SolidFire/HCI over HTTPS.

Backup proxy

NetApp SolidFire/HCI storage system

TCP

3260

Default iSCSI target port.

Backup server

Pure Storage FlashArray system

TCP

443

Default command port used for communication with Pure Storage FlashArray over HTTPS.

Backup proxy

Pure Storage FlashArray system

TCP

3260

Default iSCSI target port.

Backup server

Tintri IntelliFlash system

TCP

443

Default command port used for communication with Tintri IntelliFlash over HTTPS.

Backup proxy

Tintri IntelliFlash system

TCP

3260

Default iSCSI target port.

Tintri IntelliFlash system

TCP, UDP

2049, 111

Standard NFS ports. Port 111 is used by the port mapper service.

Backup server

Microsoft Windows server performing the role of the gateway server

Ports listed in Microsoft Windows Server must be opened.

Backup server

Linux server performing the role of the gateway server (if a gateway server is specified explicitly in NFS backup repository settings)

Ports listed in Linux Server must be opened.

Gateway server
(if a gateway server is specified explicitly in SMB (CIFS) backup repository settings)

SMB (CIFS) share

TCP

445
1351

Ports used as a transmission channel from the gateway server to the target SMB (CIFS) share.

Gateway server
(if a gateway server is specified explicitly in NFS backup repository settings)

NFS share

TCP, UDP

111, 2049

Ports used as a transmission channel from the gateway server to the target NFS share.

Backup server

Tape server

Tape server is a Microsoft Windows server, and it requires the ports listed in Microsoft Windows Server to be opened.

TCP

6166

Controlling port for RPC calls.

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is assigned.

Tape server

Backup server

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is assigned.

Backup repository, gateway server or proxy server

Tape server is a Microsoft Windows server, and it requires the ports listed in Microsoft Windows Server to be opened.

Backup server

WAN accelerator
(source and target)

WAN accelerator is a Microsoft Windows server, and it requires the ports listed in Microsoft Windows Server to be opened.

TCP

6160

Default port used by the Veeam Installer Service.

TCP

6162

Default port used by the Veeam Data Mover.

TCP

6164

Controlling port for RPC calls.

WAN accelerator
(source and target)

Backup repository
(source and target)

TCP

2500 to 33001

Default range of ports used as data transmission channels. For every TCP connection that a job uses, one port from this range is selected dynamically.

WAN accelerator

WAN accelerator

TCP

6164

Controlling port for RPC calls.

TCP

6165

Default port used for data transfer between WAN accelerators. Ensure this port is open in firewall between sites where WAN accelerators are deployed.

Backup server

VM guest OS (Linux)

TCP

22

Default SSH port used as a control channel.

Guest interaction proxy

TCP

6190

Used for communication with the guest interaction proxy.

TCP

6290

Used as a control channel for communication with the guest interaction proxy.

TCP

445

Port used as a transmission channel.

Guest interaction proxy

ESXi server

TCP

443

Default port used for connections to ESXi host.
[For VMware vSphere earlier than 6.5] Not required if vCenter connection is used. In VMware vSphere versions 6.5 and later, port 443 is required by VMware web services.

Guest interaction proxy

VM guest OS (Microsoft Windows)

TCP

445
135

Required to deploy the runtime coordination process on the VM guest OS.

Note: Port 135 is optional to provide faster deployment.

TCP

2500 to 3300

Default range of ports used as transmission channels for log shipping.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Used by the runtime process deployed inside the VM for guest OS interaction (when working over the network, not over VIX API).

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

VM guest OS (Linux)

TCP

22

Default SSH port used as a control channel.

TCP

2500 to 3300

Default range of ports used as transmission channels for log shipping.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

VM guest OS

Guest interaction proxy

TCP

2500 to 3300

Default range of ports used as transmission channels for log shipping.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

VM guest OS (Linux)

TCP

6160

Default port used by the Veeam Installer Service for Linux.

TCP

6162

Default Management Agent port. Required if it is used as a control channel instead of SSH.

Guest interaction proxy

VM guest OS

TCP

6160
11731

Default port and failover port used by the Veeam Installer Service.

TCP

6173
2500

Used by the Veeam Guest Helper for guest OS processing and file-level restore.

Backup server

Log shipping server

TCP

445
135

Required for deploying Veeam Backup & Replication components.

Note: Port 135 is optional to provide faster deployment.

TCP

6160

Default port used by the Veeam Installer Service.

TCP

6162

Default port used by the Veeam Data Mover.

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

Log shipping server

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository and transfer log backups.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Guest interaction proxy

MS SQL VM guest OS

TCP

445
135

[Non-persistent runtime components only] Required for deploying Veeam Backup & Replication components including Veeam Log Shipper runtime component.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: Port 135 is optional to provide faster deployment.

TCP

2500 to 3300

Default range of ports used for communication with a guest OS.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

49152 to 65535

[Non-persistent runtime components only] Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

TCP

6160
11731

[Persistent agent components only] Default port and failover port used by the Veeam Installer Service.

TCP

6167

Used by the Veeam Log Shipping Service for preparing the database and taking logs.

MS SQL VM guest OS

Guest interaction proxy

TCP

2500 to 3300

Default range of ports used for communication with a guest interaction proxy.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

MS SQL VM guest OS

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository and transfer log backups. Should be opened if log shipping servers are not used in the infrastructure and the MS SQL server has a direct connection to the backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

MS SQL VM guest OS

Log shipping server

TCP

2500 to 3300

Default range of ports used for communication with a log shipping server and transfer log backups.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Guest interaction proxy

Oracle VM guest OS (Microsoft Windows)

TCP

445
135

[Non-persistent runtime components only] Required for deploying Veeam Backup & Replication components including Veeam Log Shipper runtime component.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: Port 135 is optional to provide faster deployment.

TCP

2500 to 3300

Default range of ports used for communication with a guest OS.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

49152 to 65535

[Non-persistent runtime components only] Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

TCP

6160
11731

[Persistent agent components only] Default port and failover port used by the Veeam Installer Service.

TCP

6167

Used by the Veeam Log Shipping Service for preparing the database and taking logs.

Oracle VM guest OS (Linux)

TCP

22

[Non-persistent runtime components only] Default SSH port used as a control channel.

This port is NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

TCP

6162

[Persistent agent components only] Default Management Agent port. Required if it is used as a control channel instead of SSH.

TCP

2500 to 3300

Default range of ports used for communication with a guest OS.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Oracle VM guest OS

Guest interaction proxy

TCP

2500 to 3300

Default range of ports used for communication with a guest interaction proxy.

These ports are NOT required when working in networkless mode over VMware VIX/vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Oracle VM guest OS

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository and transfer log backups. Should be opened if log shipping servers are not used in the infrastructure and the Oracle server has a direct connection to the backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Oracle VM guest OS

Log shipping server

TCP

2500 to 3300

Default range of ports used for communication with a log shipping server and transfer log backups.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Guest interaction proxy

PostgreSQL VM guest OS

TCP

22

[Non-persistent runtime components only] Default SSH port used as a control channel.

This port is NOT required when working in networkless mode over vSphere Web Services.

TCP

6162

[Persistent agent components only] Default Management Agent port. Required if it is used as a control channel instead of SSH.

TCP

2500 to 3300

Default range of ports used for communication with a guest OS.

This port is NOT required when working in networkless mode over vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

PostgreSQL VM guest OS

Guest interaction proxy

TCP

2500 to 3300

Default range of ports used for communication with a guest interaction proxy.

This port is NOT required when working in networkless mode over vSphere Web Services.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

PostgreSQL VM guest OS

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository and transfer log backups. Should be opened if log shipping servers are not used in the infrastructure and the PostgreSQL server has a direct connection to the backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

PostgreSQL VM guest OS

Log shipping server

TCP

2500 to 3300

Default range of ports used for communication with a log shipping server and transfer log backups.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

ESXi host (source)

CDP proxy (source)

TCP

33032

Default port used as a transmission channel to the source CDP proxy.

ESXi host (source)

TCP

33033

Port used locally on the source ESXi host for data transfer between I/O filter components.

ESXi host (source)

TCP

33036

Port used locally on the source ESXi host for communication between CDP components over HTTPS without HTTP Reverse Proxy.

ESXi host (source)

TCP

33038

Port used locally on the source ESXi host for communication between CDP components over HTTPS.

CDP proxy (source)

CDP proxy (target)

TCP

33033

Default port used as a transmission channel to the target CDP proxy.

ESXi host (source and target)

TCP

902

Default VMware port used for data transfer. Used during the initial synchronization.

vCenter Server (source and target)

TCP

443

Default VMware web service port that can be customized in vCenter settings. Used during the initial synchronization.

CDP proxy (target)

ESXi host (target)

TCP

33032

Default port used as a transmission channel to the target ESXi host.

ESXi host (source and target)

TCP

902

Default VMware port used for data transfer. Used during the initial synchronization.

vCenter Server (source and target)

TCP

443

Default VMware web service port that can be customized in vCenter settings. Used during the initial synchronization.

ESXi host (target)

ESXi host (target)

TCP

33034

Port used locally on the target ESXi host for communication between the I/O filter components during failover.

ESXi host (target)

TCP

33036

Port used locally on the target ESXi host for communication between CDP components over HTTPS without HTTP Reverse Proxy.

ESXi host (target)

TCP

33038

Port used locally on the target ESXi host for communication between CDP components over HTTPS.

Backup server

ESXi host (source and target)

TCP

443

Port used as a control channel.

vCenter Server (source and target)

TCP

443

Port used as a control channel.

CDP proxy (source and target)

TCP

6182

Port used as a control channel.

Backup server

TCP

9509

Port used locally on the backup server for communication between Veeam Backup Service and Veeam CDP Coordinator Service.

ESXi host (source and target)

Backup server

TCP

33034

Port used for communication with Veeam CDP Coordinator Service.

vCenter Server (source and target)

Backup server

TCP

33034

Port used for communication with Veeam CDP Coordinator Service.

CDP proxy (source and target)

Backup server

TCP

33034

Port used for communication with Veeam CDP Coordinator Service.

Mount server

Backup server

TCP

9401

Used for communication with the Veeam Backup Service.

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Mount server

TCP

445

Required for deploying Veeam Backup & Replication components.

TCP

2500 to 3300

Default range of ports used for communication with a mount server.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

6160

Default port used by the Veeam Installer Service including checking the compatibility between components before starting the recovery process.

TCP

6162

Default port used by the Veeam Data Mover.

TCP

6170

Used for communication with a local or remote Mount Service.

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

Helper appliance

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Helper appliance

TCP

22

Default SSH port used as a control channel.

TCP

2500 to 3300

Default range of ports used for communication with a helper appliance.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Mount server

Helper appliance

TCP

22

Default SSH port used as a control channel.

TCP

2500 to 3300

Default range of ports used for communication with a helper appliance.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Helper host

Backup repository

TCP

2500 to 3300

Default range of ports used for communication with a backup repository.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Helper host

TCP

22

Default SSH port used as a control channel.

TCP

2500 to 3300

Default range of ports used for communication with a helper host.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

6162

Default port used by the Veeam Data Mover.

TCP

32768 to 60999

Dynamic port range for Linux distributions. Used for communication with a helper host. For more information, see the Linux kernel documentation.

Mount server

Helper host

TCP

22

Default SSH port used as a control channel.

TCP

2500 to 3300

Default range of ports used for communication with a helper host.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

TCP

32768 to 60999

Dynamic port range for Linux distributions. Used for communication with a helper host. For more information, see the Linux kernel documentation.

VM guest OS (Linux/Unix)

Helper appliance

TCP

21

Default port used for protocol control messages if FTP server is enabled.

Helper appliance

VM guest OS (Linux/Unix)

TCP

20

Default port used for data transfer if FTP server is enabled.

TCP

2500 to 3300

Default range of ports used for communication with a VM guest OS.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Helper host

VM guest OS (Linux/Unix)

TCP

2500 to 3300

Default range of ports used for communication with a VM guest OS.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

VM guest OS (Linux/Unix)

TCP

22

Default SSH port used as a control channel.

Mount server

VM guest OS (Microsoft Windows)

TCP

445
135

Required to deploy the runtime coordination process on the VM guest OS.

Note: Port 135 is optional to provide faster deployment.

TCP

6160
11731

Default port and failover port used by the Veeam Installer Service.

TCP

6173
2500

Used by the Veeam Guest Helper for guest OS processing and file-level restore if persistent agent components are deployed inside the VM guest OS.

TCP

49152 to 65535

Dynamic RPC port range for Microsoft Windows 2008 and later. For more information, see this Microsoft KB article.

Note: If you use default Microsoft Windows firewall settings, you do not need to configure dynamic RPC ports. During setup, Veeam Backup & Replication automatically creates a firewall rule for the runtime process. If you use firewall settings other than default ones or application-aware processing fails with the "RPC function call failed" error, you need to configure dynamic RPC ports. For more information on how to configure RPC dynamic port allocation to work with firewalls, see this Microsoft KB article.

Backup server

VM guest OS

TCP

2500 to 3300

Default range of ports used for communication with a VM guest OS.

Note: This range of ports applies to newly installed Veeam Backup & Replication starting from version 10.0, without upgrade from previous versions. If you have upgraded from an earlier version of the product, the range of ports from 2500 to 5000 applies to the already added components.

Backup server

Microsoft Windows server running vPower NFS Service

TCP

6160

Default port used by the Veeam Installer Service.

TCP

6161

Default port used by the Veeam vPower NFS Service.

ESXi host

Microsoft Windows server running vPower NFS Service

TCP
UDP

111

Standard port used by the port mapper service.

TCP
UDP

1058+ or 1063+

Default mount port. The number of port depends on where the vPower NFS Service is located:

• 1058+: If the vPower NFS Service is located on the backup server.
• 1063+: If the vPower NFS Service is located on a separate Microsoft Windows machine.

If port 1058/1063 is occupied, the succeeding port numbers will be used.

TCP
UDP

2049+

Standard NFS port. If port 2049 is occupied, the succeeding port numbers will be used.

Backup repository or
Gateway server working with backup repository

Microsoft Windows server running vPower NFS Service

TCP

2500 to 33001

Default range of ports used as transmission channels during Instant Recovery, SureBackup or Linux file-level recovery.

For every TCP connection that a job uses, one port from this range is assigned.

Backup server

vCenter Server

TCP

443

Default port used for connections to vCenter Server.

ESXi server

TCP

443

Default port used for connections to ESXi host.
Not required if vCenter connection is used.

Proxy appliance

TCP

443

Port used for communication with the proxy appliance in the virtual lab.

22

Port used for communication with the proxy appliance in the virtual lab.

Applications on VMs in the virtual lab

—

—

Application-specific ports to perform port probing test. For example, to verify a DC, Veeam Backup & Replication probes port 389 for a response.

Internet-facing proxy server

VMs in the virtual lab

TCP

8080

Port used to let VMs in the virtual lab access the Internet.

U-AIR wizards

Veeam Backup Enterprise Manager

TCP

9394

Default port used for communication with Veeam Backup Enterprise Manager. Can be customized during Veeam Backup Enterprise Manager installation.

Backup server

Microsoft
Active Directory VM guest OS

TCP

135

Port required for communication between the domain controller and backup server.

TCP,
UDP

389

LDAP connections.

TCP

636, 3268, 3269

LDAP connections.

TCP

49152 to 65535 (for Microsoft Windows 2008 and later)

Dynamic port range used by the runtime coordination process deployed inside the VM guest OS for application-aware processing (when working over the network, not over VIX API).1 For more information, see this Microsoft KB article.

Backup server

Microsoft Exchange 2003/2007 CAS Server

TCP

80, 443

WebDAV connections.

Microsoft Exchange 2010/2013/2016/2019 CAS Server

TCP

443

Microsoft Exchange Web Services Connections.

Backup server

Microsoft
SQL VM guest OS

TCP

1433,
1434 and other

Port used for communication with the Microsoft SQL Server installed inside the VM.

Port numbers depends on configuration of your Microsoft SQL server. For more information, see Microsoft Docs.

Backup server/Backup Repository

Helper appliance

TCP

22

Port used as a communication channel to the helper appliance in the restore to Amazon EC2 or Google Cloud process.

TCP

443

Default redirector port. You can change the port in helper appliance settings. For details, see Specify Helper Appliance in Restore to Amazon EC2 and Restore to Google Cloud.

Backup server/ Backup repository

Azure restore proxy appliance (former Azure proxy)

TCP

443

Default management and data transport port required for communication with the Azure restore proxy appliance. The port must be opened on the backup server and backup repository storing VM backups.

The default port is 443, but you can change it in the settings of the Azure restore proxy appliance. For details, see Specify Credentials and Transport Port

Backup server

Helper appliance

TCP

22

Port used as a communication channel to the helper appliance in the Restore to Azure process.

The default port is 22, but you can change it during helper appliance deployment.

For details, see Configuring Helper Appliances.

Backup server

Azure Stack

TCP

443, 30024

Default management and data transport port required for communication with the Azure Stack.

Gateway server

NDMP server

NDMP

10000

Port used for data transfer between the components.

Backup server

SMTP server

TCP

25

Used by the SMTP server.

TCP

587

Used by the SMTP server if SSL is enabled.

Gmail REST API (gmail.googleapis.com)

TCP

443

Used to communicate with Google Mail services.

Microsoft Graph REST API (graph.microsoft.com, login.microsoftonline.com)

TCP

443

Used to communicate with Microsoft Exchange Online organizations.