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Sync-DfsReplicationGroup

Synchronizes replication between computers regardless of schedule.

PowerShell · Risk: High · Documentation Verified

Last verified: 2026-10-26

Microsoft DFSR reference: Synchronizes replication between computers regardless of schedule. The syntax and selected example below are adapted from the pinned Windows Server 2025 reference. Module availability, target configuration and delegated permissions determine whether it can run in your environment. Documentation and parameter text: Microsoft, CC BY 4.0; formatting adapted by Cmdlet World. No execution testing is claimed.

Sync-DfsReplicationGroup [-GroupName] <String[]> [-SourceComputerName] <String>
 [-DestinationComputerName] <String> [-DurationInMinutes] <UInt32> [-WhatIf] [-Confirm] [<CommonParameters>]

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Required permissions

Use an account with the target resource permissions documented for Sync-DfsReplicationGroup. Modifying administrative cmdlets may require elevation or delegated administration. This catalog does not assert that ordinary users can execute the command.

Supported environments

Windows / DFSR · Windows Server 2025 documentation; feature/module prerequisites apply

Parameters

-Confirm: Prompts you for confirmation before running the cmdlet.
-DestinationComputerName (required): Specifies the name of the receiving computer. A destination computer is also called an inbound or downstream computer. This computer overrides its schedule and replicates inbound.
-DurationInMinutes (required): Specifies the number of minutes to allow replication.
-GroupName (required): Specifies an array of names of replication groups. If you do not specify this parameter, the cmdlet queries for all participating replication groups. You can use a comma separated list and the wildcard character (*).
-SourceComputerName (required): Specifies the name of the sending computer. A source computer is also called an outbound or upstream computer.
-WhatIf: Shows what would happen if the cmdlet runs. The cmdlet is not run.

Prerequisites

Windows with the DFSR module and the Windows feature or management tools that provide it. Confirm target connectivity and version compatibility using the linked Microsoft reference.

Security considerations

This cmdlet changes system state. Review every target and parameter in the official reference, test outside production, and prepare an appropriate backup or rollback. Do not execute the example automatically.

Examples

Example 1: Replicate between servers for 15 minutes

Sync-DfsReplicationGroup -GroupName "RG01" -SourceComputerName "SRV01" -DestinationComputerName "SRV02" -DurationInMinutes 15

This command allows replication from server SRV01 to SRV02 in the RG01 replication group for 15 minutes, even if the replication happens during a closed replication schedule. Source: Microsoft, CC BY 4.0; transcript prompt/output removed. This example was not executed.

Sources

https://github.com/MicrosoftDocs/windows-powershell-docs/blob/b7645dd8c687139b28e845119da30ec670526507/docset/winserver2025-ps/DFSR/Sync-DfsReplicationGroup.md

https://learn.microsoft.com/powershell/module/dfsr/sync-dfsreplicationgroup?view=windowsserver2025-ps

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