OID_WAN_MEDIUM_SUBTYPE
The OID_WAN_MEDIUM_SUBTYPE OID requests the miniport driver to return a list of the media subtypes that it can support as a proper subset of the following system-defined values:
NdisWanMediumHub
Specifies a remote access server (RAS) hub.NdisWanMediumX_25
Specifies an X.25 medium.NdisWanMediumIsdn
Specifies an ISDN medium.NdisWanMediumSerial
Specifies a serial line.NdisWanMediumFrameRelay
Specifies a frame-relay medium.NdisWanMediumAtm
Specifies an ATM medium.NdisWanMediumSonet
Specifies a synchronous optical network (Sonet) fiber medium.NdisWanMediumSW56K
Specifies a switched 56K medium.NdisWanMediumPPTP
Specifies a Point-to-Point Tunneling Protocol (PPTP) line.NdisWanMediumL2TP
Specifies a Layer 2 Tunneling Protocol (L2TP) line.NdisWanMediumIrda
Specifies an IrDA (infrared) medium.NdisWanMediumParallel
Specifies a parallel line.