Specify corporate site prefix list
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKLM
Software\Policies\Microsoft\Windows\NetworkConnectivityStatusIndicator\CorporateConnectivity Options
SitePrefixes text Description
This policy setting enables you to specify the list of IPv6 corporate site prefixes to monitor for corporate connectivity. Reachability of addresses with any of these prefixes indicates corporate connectivity.