Policy
Enable Alternative Ports
Microsoft Windows
Policy overview
Key metadata and intent for this policy.
Supported OS tags: Windows11, WindowsServer2025
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.
Internal name
Pol_EnableAlternativePorts
Policy ID
1c89c4b7becb
Elements
0
Registry values
How enabled and disabled states update the registry.
| Scope | Registry location | Type | Enabled value | Disabled value | Copy |
|---|---|---|---|---|---|
| Computer | Path Software\Policies\Microsoft\Windows\LanmanWorkstation Value name EnableAlternativePorts | REG_DWORD | HKLM 1 | HKLM 0 |
Registry location
Path
Software\Policies\Microsoft\Windows\LanmanWorkstation
Value name
EnableAlternativePorts
Hive
HKLM
Enabled value
1
Disabled value
0
Policy elements
Inputs and configuration options exposed by this policy.
This policy has no additional user input fields.