typedef struct _MIB_IFROW {
  WCHAR   wszName[MAX_INTERFACE_NAME_LEN];
  DWORD   dwIndex;    // index of the interface
  DWORD   dwType;     // type of interface
  DWORD   dwMtu;      // max transmission unit
  DWORD   dwSpeed;    // speed of the interface
  DWORD   dwPhysAddrLen;    // length of physical address
  BYTE    bPhysAddr[MAXLEN_PHYSADDR]; // physical address of adapter
  DWORD   dwAdminStatus;    // administrative status
  DWORD   dwOperStatus;     // operational status
  DWORD   dwLastChange;     // last time operational status changed
  DWORD   dwInOctets;       // octets received
  DWORD   dwInUcastPkts;    // unicast packets received
  DWORD   dwInNUcastPkts;   // non-unicast packets received
  DWORD   dwInDiscards;     // received packets discarded
  DWORD   dwInErrors;       // erroneous packets received
  DWORD   dwInUnknownProtos;  // unknown protocol packets received
  DWORD   dwOutOctets;      // octets sent
  DWORD   dwOutUcastPkts;   // unicast packets sent
  DWORD   dwOutNUcastPkts;  // non-unicast packets sent
  DWORD   dwOutDiscards;    // outgoing packets discarded
  DWORD   dwOutErrors;      // erroneous packets sent
  DWORD   dwOutQLen;        // output queue length
  DWORD   dwDescrLen;       // length of bDescr member
  BYTE    bDescr[MAXLEN_IFDESCR];  // interface description
} MIB_IFROW,*PMIB_IFROW;