Private Declare Function RasEnumConnections Lib "rasapi32" Alias _
  "RasEnumConnectionsA" (ByVal lprasconn As Long, ByVal lpcb As Long, ByVal _
  lpcConnections As Long) As Long
 
Private Declare Function RasGetConnectionStatistics Lib "rasapi32" (ByVal _
  hRasConn As Long, ByVal lpStatistics As Long) As Long
 
Private Type RASCONN
    dwSize As Long
    hRasConn As Long
    szEntryName(0 To 256) As Byte
    szDeviceType(0 To 16) As Byte
    szDeviceName(0 To 128) As Byte
    pad As Byte
End Type
 
Private Type RAS_STATS
    dwSize As Long
    dwBytesXmited As Long
    dwBytesRcved As Long
    dwFramesXmited As Long
    dwFramesRcved As Long
    dwCrcErr As Long
    dwTimeoutErr As Long
    dwAlignmentErr As Long
    dwHardwareOverrunErr As Long
    dwFramingErr As Long
    dwBufferOverrunErr As Long
    dwCompressionRatioIn As Long
    dwCompressionRatioOut As Long
    dwBps As Long
    dwConnectDuration As Long
End Type
 
Private Sub Form_Load()
    Dim conn As RASCONN
    Dim stat As RAS_STATS
    Dim y As Long, z As Long
 
    conn.dwSize = Len(conn)
    y = conn.dwSize
 
 
    If RasEnumConnections(VarPtr(conn), VarPtr(y), VarPtr(z)) = 0 Then
        stat.dwSize = Len(stat)
        If RasGetConnectionStatistics(conn.hRasConn, VarPtr(stat)) = 0 Then
            Debug.Print stat.dwAlignmentErr
            Debug.Print stat.dwBps
            Debug.Print stat.dwBufferOverrunErr
            Debug.Print stat.dwBytesRcved
            Debug.Print stat.dwBytesXmited
            Debug.Print stat.dwCompressionRatioIn
            Debug.Print stat.dwCompressionRatioOut
            Debug.Print stat.dwConnectDuration
            Debug.Print stat.dwCrcErr
            Debug.Print stat.dwFramesRcved
            Debug.Print stat.dwFramesXmited
            Debug.Print stat.dwFramingErr
            Debug.Print stat.dwTimeoutErr
        End If
    End If
 
End Sub