Do the same modifications to the NDIS 6 code base as were done to the old 5 driver: disable all the 'tun' functionality, and add the IOCTL for querying the multicast list at Ethernet (L2) level.

windows/TapDriver6/prototypes.h

@@ -64,6 +64,7 @@ IndicateReceivePacket(
     __in const unsigned int packetLength
     );
 
+/*
 BOOLEAN
 ProcessDHCP(
     __in PTAP_ADAPTER_CONTEXT   Adapter,
@@ -73,7 +74,9 @@ ProcessDHCP(
     __in const DHCP *dhcp,
     __in int optlen
     );
+*/
 
+/*
 BOOLEAN
 ProcessARP(
     __in PTAP_ADAPTER_CONTEXT   Adapter,
@@ -83,5 +86,6 @@ ProcessARP(
     __in const IPADDR ip_netmask,
     __in const MACADDR mac
    );
+*/
 
 #endif