The DLC_LINK_LOG structure represents the link log. Specify this structure in the LLC_DLC_LOG_BUFFER union.
typedef struct {
    USHORT cI_FramesTransmitted;
    USHORT cI_FramesReceived;
    UCHAR cI_FrameReceiveErrors;
    UCHAR cI_FrameTransmissionErrors;
    USHORT cT1_ExpirationCount; 
    UCHAR uchLastCmdRespReceived;
    UCHAR uchLastCmdRespTransmitted;
    UCHAR uchPrimaryState;
    UCHAR uchSecondaryState;
    UCHAR uchSendStateVariable;
    UCHAR uchReceiveStateVariable;
    UCHAR uchLastNr; 
    UCHAR cbLanHeader;
    UCHAR auchLanHeader[32];
} DLC_LINK_LOG, *PDLC_LINK_LOG;
 
  Windows NT: Requires version 3.1 or later.
  Windows: Requires Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in dlcapi.h.
The DLC Interface Overview, DLC Structures, AcsLan, LLC_DLC_LOG_BUFFER