If more than one network is present under Windows NT, each network has a Services subkey that include a value for Group of NetworkProvider plus its own subkey named NetworkProvider, under the following Registry path:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet
\Services\Service or Driver Key Name\NetworkProviderThe following entry values should appear under the NetworkProvider subkey for each network the computer can use:
ProviderName REG_SZ Name
Specifies the name of the Provider, which is displayed as the network name in Browse dialog boxes. This name is defined by the network vendor, and is usually some variation of the product name.
Default: Defined by network vendor
ProviderPath REG_SZ DLL pathname
Specifies the full path of the DLL that implements the network provider.
Default: Defined by network vendorf
The NetworkProvider subkey under CurrentControlSet\Control provides a list of the available network providers.