Añade el siguiente código al módulo BAS:
Nota: He dejado los comentarios originales en inglés, ya que no necesitan demasiada traducción... espero...

'------------------------------------------------------------------
'Ejemplo para posicionar un MsgBox                      (15/Jun/98)
'
'Microsoft TechNet Knowledge Base, PSS ID Number: Q180936
'HOWTO: Position a MsgBox Using a Windows Hook Procedure
'
'©Guillermo 'guille Som, 1998
'------------------------------------------------------------------
Option Explicit

Type RECT
   Left As Long
   Top As Long
   Right As Long
   Bottom As Long
End Type

Public Declare Function UnhookWindowsHookEx Lib "user32" _
    (ByVal hHook As Long) As Long
Public Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" _
    (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Public Declare Function GetCurrentThreadId Lib "kernel32" () As Long
Public Declare Function SetWindowsHookEx Lib "user32" Alias "SetWindowsHookExA" _
    (ByVal idHook As Long, ByVal lpfn As Long, _
    ByVal hmod As Long, ByVal dwThreadId As Long) As Long
Public Declare Function SetWindowPos Lib "user32" _
    (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, _
    ByVal x As Long, ByVal y As Long, ByVal cx As Long, _
    ByVal cy As Long, ByVal wFlags As Long) As Long
Public Declare Function GetWindowRect Lib "user32" _
    (ByVal hwnd As Long, lpRect As RECT) As Long

Public Const GWL_HINSTANCE = (-6)
Public Const SWP_NOSIZE = &H1
Public Const SWP_NOZORDER = &H4
Public Const SWP_NOACTIVATE = &H10
Public Const HCBT_ACTIVATE = 5
Public Const WH_CBT = 5

Public hHook As Long


Function WinProc1(ByVal lMsg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long

   If lMsg = HCBT_ACTIVATE Then
      'Show the MsgBox at a fixed location (0,0)
      SetWindowPos wParam, 0, 0, 0, 0, 0, _
                   SWP_NOSIZE Or SWP_NOZORDER Or SWP_NOACTIVATE
      'Release the CBT hook
      UnhookWindowsHookEx hHook
   End If
   WinProc1 = False

End Function


Function WinProc2(ByVal lMsg As Long, ByVal wParam As Long, ByVal lParam As Long) As Long

    Dim rectForm As RECT, rectMsg As RECT
    Dim x As Long, y As Long

    'On HCBT_ACTIVATE, show the MsgBox centered over Form1
    If lMsg = HCBT_ACTIVATE Then
       'Get the coordinates of the form and the message box so that
       'you can determine where the center of the form is located
       GetWindowRect Form1.hwnd, rectForm
       GetWindowRect wParam, rectMsg
       x = (rectForm.Left + (rectForm.Right - rectForm.Left) / 2) - _
           ((rectMsg.Right - rectMsg.Left) / 2)
       y = (rectForm.Top + (rectForm.Bottom - rectForm.Top) / 2) - _
           ((rectMsg.Bottom - rectMsg.Top) / 2)
       'Position the msgbox
       SetWindowPos wParam, 0, x, y, 0, 0, _
                    SWP_NOSIZE Or SWP_NOZORDER Or SWP_NOACTIVATE
       'Release the CBT hook
       UnhookWindowsHookEx hHook
    End If
    WinProc2 = False
End Function

Este es el código que hay que añadir al formulario:

'
'------------------------------------------------------------------
'Ejemplo para posicionar un MsgBox                      (15/Jun/98)
'
'Microsoft TechNet Knowledge Base, PSS ID Number: Q180936
'HOWTO: Position a MsgBox Using a Windows Hook Procedure
'
'©Guillermo 'guille Som, 1998
'------------------------------------------------------------------
Option Explicit

Private Sub Command1_Click()
    Dim hInst As Long
    Dim Thread As Long
    
    'Set up the CBT hook
    hInst = GetWindowLong(Me.hwnd, GWL_HINSTANCE)
    Thread = GetCurrentThreadId()
    hHook = SetWindowsHookEx(WH_CBT, AddressOf WinProc1, hInst, Thread)
    
    'Display the message box
    MsgBox "This message box has been positioned at (0,0)."
End Sub
 
Private Sub Command2_Click()
    Dim hInst As Long
    Dim Thread As Long
    
    'Set up the CBT hook
    hInst = GetWindowLong(Me.hwnd, GWL_HINSTANCE)
    Thread = GetCurrentThreadId()
    hHook = SetWindowsHookEx(WH_CBT, AddressOf WinProc2, hInst, Thread)
    
    'Display the message box
    MsgBox "This message box is centered over Form1."
End Sub

Left        Left$
LCase     LCase$

Private Declare Function GetWindowDC Lib "user32" (ByVal hwnd As Long) As Long
Private Declare Function Rectangle Lib "gdi32" (ByVal hdc As Long, ByVal X1 As Long, ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long) As Long

Private Sub Timer1_Timer()
On Error Resume Next
Rectangle GetWindowDC(0), 509, 381, 515, 387
End Sub

ws.senddata ws.localhostip

'Redirects output from console program to textbox.
'Requires two textboxes and one command button.
'Set MultiLine property of Text2 to true.
'
'Original bcx version of this program was made by
' dl <dl@tks.cjb.net>
'VB port was made by Jernej Simoncic <jernej@isg.si>
'Visit Jernejs site at http://www2.arnes.si/~sopjsimo/
'
'Note: don't run plain DOS programs with this example
'under Windows 95,98 and ME, as the program freezes when
'execution of program is finnished.

Option Explicit
Private Declare Function CreatePipe Lib "kernel32" (phReadPipe As Long, phWritePipe As Long, lpPipeAttributes As SECURITY_ATTRIBUTES, ByVal nSize As Long) As Long
Private Declare Sub GetStartupInfo Lib "kernel32" Alias "GetStartupInfoA" (lpStartupInfo As STARTUPINFO)
Private Declare Function CreateProcess Lib "kernel32" Alias "CreateProcessA" (ByVal lpApplicationName As String, ByVal lpCommandLine As String, lpProcessAttributes As Any, lpThreadAttributes As Any, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, lpEnvironment As Any, ByVal lpCurrentDriectory As String, lpStartupInfo As STARTUPINFO, lpProcessInformation As PROCESS_INFORMATION) As Long
Private Declare Function SetWindowText Lib "user32" Alias "SetWindowTextA" (ByVal hwnd As Long, ByVal lpString As String) As Long
Private Declare Function ReadFile Lib "kernel32" (ByVal hFile As Long, lpBuffer As Any, ByVal nNumberOfBytesToRead As Long, lpNumberOfBytesRead As Long, lpOverlapped As Any) As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long

Private Type SECURITY_ATTRIBUTES
  nLength As Long
  lpSecurityDescriptor As Long
  bInheritHandle As Long
End Type

Private Type PROCESS_INFORMATION
  hProcess As Long
  hThread As Long
  dwProcessId As Long
  dwThreadId As Long
End Type

Private Type STARTUPINFO
  cb As Long
  lpReserved As Long
  lpDesktop As Long
  lpTitle As Long
  dwX As Long
  dwY As Long
  dwXSize As Long
  dwYSize As Long
  dwXCountChars As Long
  dwYCountChars As Long
  dwFillAttribute As Long
  dwFlags As Long
  wShowWindow As Integer
  cbReserved2 As Integer
  lpReserved2 As Byte
  hStdInput As Long
  hStdOutput As Long
  hStdError As Long
End Type

Private Type OVERLAPPED
    ternal As Long
    ternalHigh As Long
    offset As Long
    OffsetHigh As Long
    hEvent As Long
End Type

Private Const STARTF_USESHOWWINDOW = &H1
Private Const STARTF_USESTDHANDLES = &H100
Private Const SW_HIDE = 0
Private Const EM_SETSEL = &HB1
Private Const EM_REPLACESEL = &HC2

Private Sub Command1_Click()
  Command1.Enabled = False
  Redirect Text1.Text, Text2
  Command1.Enabled = True
End Sub
Private Sub Form_Load()
    Text1.Text = "ping"
End Sub
Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
  If Command1.Enabled = False Then Cancel = True
End Sub

Sub Redirect(cmdLine As String, objTarget As Object)
  Dim i%, t$
  Dim pa As SECURITY_ATTRIBUTES
  Dim pra As SECURITY_ATTRIBUTES
  Dim tra As SECURITY_ATTRIBUTES
  Dim pi As PROCESS_INFORMATION
  Dim sui As STARTUPINFO
  Dim hRead As Long
  Dim hWrite As Long
  Dim bRead As Long
  Dim lpBuffer(1024) As Byte
  pa.nLength = Len(pa)
  pa.lpSecurityDescriptor = 0
  pa.bInheritHandle = True
  
  pra.nLength = Len(pra)
  tra.nLength = Len(tra)

  If CreatePipe(hRead, hWrite, pa, 0) <> 0 Then
    sui.cb = Len(sui)
    GetStartupInfo sui
    sui.hStdOutput = hWrite
    sui.hStdError = hWrite
    sui.dwFlags = STARTF_USESHOWWINDOW Or STARTF_USESTDHANDLES
    sui.wShowWindow = SW_HIDE
    If CreateProcess(vbNullString, cmdLine, pra, tra, True, 0, Null, vbNullString, sui, pi) <> 0 Then
      SetWindowText objTarget.hwnd, ""
      Do
        Erase lpBuffer()
        If ReadFile(hRead, lpBuffer(0), 1023, bRead, ByVal 0&) Then
          SendMessage objTarget.hwnd, EM_SETSEL, -1, 0
          SendMessage objTarget.hwnd, EM_REPLACESEL, False, lpBuffer(0)
          DoEvents
        Else
          CloseHandle pi.hThread
          CloseHandle pi.hProcess
          Exit Do
        End If
        CloseHandle hWrite
      Loop
      CloseHandle hRead
    End If
  End If
End Sub

Private Declare Function Inp Lib "inpout32.dll" Alias "Inp32" (byvalPortAddress As Integer) As Integer
Private Declare Sub Out Lib "inpout32.dll" Alias "Out32" (ByVal portaddress As Integer, ByVal value As Integer)

Private Sub form_load()
Out &H378, 2
End Sub

Private Declare Sub PortOut Lib "IO.DLL" (ByVal Port As Integer, ByVal Data As Byte)

Private Sub Form_load()
PortOut &H378, 2
End Sub