ADMX Viewer
Microsoft.Policies.LanmanWorkstation• Machine

Enable Alternative Ports

This policy controls whether the SMB client will enable or disable alternative ports. If you disable this policy setting, alternative ports will not be used by the SMB client. If you do not configure this policy setting, alternative ports may be used by the SMB client.

Policy Details

Policy Name
Pol_EnableAlternativePorts
Registry Key
Software\Policies\Microsoft\Windows\LanmanWorkstation
Value Name
EnableAlternativePorts
Supported On
At least Windows Server 2025, Windows 11
Policy State Values
Enabled: 1
Disabled: 0
Available Languages
en-us