Policy

Subnet definitions are authoritative

This setting does not apply to desktop apps. Turns off Windows Network Isolation's automatic discovery of private network hosts in the domain corporate environment. If you enable this policy setting, it turns off Windows Network Isolation's automatic discovery of private network hosts in the domain corporate environment. Only network hosts within the address ranges configured via Group Policy will be classified as private. If you disable or do not configure this policy setting, Windows Network Isolation attempts to automatically discover your private network hosts in the domain corporate environment. For more information see: http://go.microsoft.com/fwlink/p/?LinkId=234043

Policy
Pack Microsoft Windows
Category Network / Network Isolation
Policy ID d890e307a48c
Internal name WF_NetIsolation_Authoritative_Subnet

Registry

Copy registry mappings

HKLM\SOFTWARE\Policies\Microsoft\Windows\NetworkIsolation\DSubnetsAuthoritive (enabled) = 1
HKLM\SOFTWARE\Policies\Microsoft\Windows\NetworkIsolation\DSubnetsAuthoritive (disabled) = 0

Policy notes

This setting does not apply to desktop apps. Turns off Windows Network Isolation's automatic discovery of private network hosts in the domain corporate environment. If you enable this policy setting, it turns off Windows Network Isolation's automatic discovery of private network hosts in the domain corporate environment. Only network hosts within the address ranges configured via Group Policy will be classified as private. If you disable or do not configure this policy setting, Windows Network Isolation attempts to automatically discover your private network hosts in the domain corporate environment. For more information see: http://go.microsoft.com/fwlink/p/?LinkId=234043

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