CmdID / PowerShell / Cmdlets / New
New-DfsReplicationGroup
Creates a replication group. Windows Server PowerShell reference
From the Windows Server PowerShell reference 5 parameters Its page in the reference
Parameters
-Confirm, -cfPrompts you for confirmation before running the cmdlet.-DescriptionSpecifies a description for the replication group.-DomainNameSpecifies the NetBIOS name or fully qualified domain name (FQDN) for the Active Directory Domain Service (AD DS) domain that contains a replication group.-GroupName, -RG, -RgNameSpecifies an array of names of replication groups.-WhatIf, -wiShows what would happen if the cmdlet runs.