diff --git a/reactos/drivers/net/tdi/Makefile b/reactos/drivers/net/tdi/Makefile
index f6bd7ae4357..19bfc094d0b 100644
--- a/reactos/drivers/net/tdi/Makefile
+++ b/reactos/drivers/net/tdi/Makefile
@@ -1,4 +1,4 @@
-# $Id: Makefile,v 1.3 1999/11/24 23:06:24 ea Exp $
+# $Id: Makefile,v 1.4 1999/11/28 07:59:28 ea Exp $
 #
 # TDI.SYS build spec
 #
@@ -8,7 +8,7 @@ TARGETNAME=tdi
 BASE_CFLAGS = -I../../../include
 
 OBJECTS_CTE = cte/stubs.o cte/string.o
-OBJECTS_TDI = tdi/stubs.o tdi/obsolete.o tdi/handler.o
+OBJECTS_TDI = tdi/stubs.o tdi/obsolete.o tdi/handler.o tdi/dereg.o
 
 OBJECTS_MISC = misc/main.o misc/$(TARGETNAME).coff
 
diff --git a/reactos/drivers/net/tdi/tdi/dereg.c b/reactos/drivers/net/tdi/tdi/dereg.c
new file mode 100644
index 00000000000..578106c0193
--- /dev/null
+++ b/reactos/drivers/net/tdi/tdi/dereg.c
@@ -0,0 +1,170 @@
+/* $Id: dereg.c,v 1.1 1999/11/28 07:59:29 ea Exp $
+ *
+ */
+#include <ntos.h>
+
+
+/* De-/Register Action IDs for TdiDeRegister */
+
+typedef
+enum 
+{
+	R_NOTIFICATION_HANDLER = 0,
+	D_NOTIFICATION_HANDLER,
+	R_DEVICE_OBJECT,
+	D_DEVICE_OBJECT,
+	R_ADDRESS_CHANGE_HANDLER,
+	D_ADDRESS_CHANGE_HANDLER,
+	R_NET_ADDRESS,
+	D_NET_ADDRESS
+
+} TDI_OBJECT_ACTION;
+
+
+static
+NTSTATUS
+STDCALL
+TdiDeRegister (
+	IN	TDI_OBJECT_ACTION	Action,
+	IN OUT	PVOID			Object
+	)
+{
+	return STATUS_NOT_IMPLEMENTED;
+}
+
+
+/* ADDRESS_CHANGE_HANDLER */
+
+NTSTATUS
+STDCALL
+TdiRegisterAddressChangeHandler (
+	DWORD	Unknown0,
+	DWORD	Unknown1,
+	DWORD	Unknown2,
+	)
+{
+	NTSTATUS	Status = STATUS_SUCCESS;
+#if 0	
+	Status = TdiDeRegister (
+			R_ADDRESS_CHANGE_HANDLER,
+			AddressChangeHandler
+			);
+#endif
+	return STATUS_NOT_IMPLEMENTED;
+}
+
+
+NTSTATUS
+STDCALL
+TdiDeregisterAddressChangeHandler (
+	IN	PVOID	AddressChangeHandler
+	)
+{
+	return TdiDeRegister (
+			D_ADDRESS_CHANGE_HANDLER,
+			AddressChangeHandler
+			);
+}
+
+
+/* DEVICE_OBJECT */
+
+NTSTATUS
+STDCALL
+TdiRegisterDeviceObject (
+	DWORD	Unknown0,
+	DWORD	Unknown1
+	)
+{
+	NTSTATUS	Status = STATUS_SUCCESS;
+#if 0	
+	Status = TdiDeRegister (
+			R_DEVICE_OBJECT,
+			DeviceObject
+			);
+#endif
+	return = STATUS_NOT_IMPLEMENTED;
+}
+
+
+NTSTATUS
+STDCALL
+TdiDeregisterDeviceObject (
+	IN	PVOID	DeviceObject
+	)
+{
+	return TdiDeRegister (
+			D_DEVICE_OBJECT,
+			DeviceObject
+			);
+}
+
+
+/* NET_ADDRESS */
+
+NTSTATUS
+STDCALL
+TdiRegisterNetAddress (
+	DWORD	Unknown0,
+	DWORD	Unknown1
+	)
+{
+	NTSTATUS	Status = STATUS_SUCCESS;
+#if 0	
+	Status = TdiDeRegister (
+			R_NET_ADDRESS,
+			NetAddress
+			);
+#endif
+	return STATUS_NOT_IMPLEMENTED;
+}
+
+
+NTSTATUS
+STDCALL
+TdiDeregisterNetAddress (
+	IN	PVOID	NetAddress
+	)
+{
+	return TdiDeRegister (
+			D_NET_ADDRESS,
+			NetAddress
+			);
+}
+
+
+/* NOTIFICATION_HANDLER */
+
+NTSTATUS
+STDCALL
+TdiRegisterNotificationHandler (
+	DWORD	Unknown0,
+	DWORD	Unknown1,
+	DWORD	Unknown2
+	)
+{
+	NTSTATUS	Status = STATUS_SUCCESS;
+#if 0	
+	Status = TdiDeRegister (
+			R_NOTIFICATION_HANDLER,
+			NotificationHandler
+			);
+#endif
+	return STATUS_NOT_IMPLEMENTED;
+}
+
+
+NTSTATUS
+STDCALL
+TdiDeregisterNotificationHandler (
+	IN	PVOID	NotificationHandler
+	)
+{
+	return	TdiDeRegister (
+			DT_NOTIFICATION_HANDLER,
+			NotificationHandler
+			);
+}
+
+
+/* EOF */
diff --git a/reactos/drivers/net/tdi/tdi/stubs.c b/reactos/drivers/net/tdi/tdi/stubs.c
index 45db59e7626..5916d255634 100644
--- a/reactos/drivers/net/tdi/tdi/stubs.c
+++ b/reactos/drivers/net/tdi/tdi/stubs.c
@@ -1,4 +1,4 @@
-/* $Id: stubs.c,v 1.2 1999/11/21 23:48:14 ea Exp $
+/* $Id: stubs.c,v 1.3 1999/11/28 07:59:29 ea Exp $
  *
  */
 #include <ntos.h>
@@ -56,15 +56,14 @@ TdiCopyMdlToBuffer (
 }
 
 
+VOID
+STDCALL
+TdiInitialize (
+	PVOID	Unknown0
+	)
+{
+}
 
-/*
-TdiDeregisterAddressChangeHandler
-TdiDeregisterDeviceObject
-TdiDeregisterNetAddress
-TdiDeregisterNotificationHandler
-
-TdiInitialize
-*/
 
 NTSTATUS
 STDCALL
@@ -78,13 +77,17 @@ TdiMapUserRequest (
 }
 
 
-/*
-TdiOpenNetbiosAddress
-TdiRegisterAddressChangeHandler
-TdiRegisterDeviceObject
-TdiRegisterNetAddress
-TdiRegisterNotificationHandler
-*/
+VOID
+STDCALL
+TdiOpenNetbiosAddress (
+	DWORD	Unknown0,
+	DWORD	Unknown1,
+	DWORD	Unknown2,
+	DWORD	Unknown3
+	)
+{
+}
+
 
 VOID
 STDCALL