问题描述：
如上，高手帮帮忙
问题解答：
XP系统有一个命令
rasdial [ConnectionName] /disconnect
如: sell "rasdial 宽带 /disconnect ",vbhide
如果你要用API,我帮你贴在下面吧.
Option Explicit
Public hRasConn As Long '¶¨ÒåÒ»¸öÖ¸ÏòRASµ÷ÓõÄÈ«¾Ö¾ä±ú
Public Const APINULL = 0&
Public Const UNLEN = 256
Public Const DNLEN = 15
Public Const PWLEN = 256
Public Const RAS95_MaxPhoneNumber = 128
Public Const RAS95_MaxEntryName = 256
Public Const RAS95_MaxCallbackNumber = RAS95_MaxPhoneNumber
Public Type RASDIALPARAMS95
dwSize As Long
szEntryName(RAS95_MaxEntryName) As Byte
szPhoneNumber(RAS95_MaxPhoneNumber) As Byte
szCallbackNumber(RAS95_MaxCallbackNumber) As Byte
szUserName(UNLEN) As Byte
szPassword(PWLEN) As Byte
szDomain(DNLEN) As Byte
End Type
'**********************************
'* RASµ÷ÓôíÎó´úºÅ *
'**********************************
Public Const NOT_SUPPORTED = 120&
Public Const RASBASEERROR = 600&
Public Const SUCCESS = 0&
Public Const ERROR_PORT_ALREADY_OPEN = (RASBASEERROR + 2)
Public Const ERROR_UNKNOWN = (RASBASEERROR + 35)
Public Const ERROR_REQUEST_TIMEOUT = (RASBASEERROR + 38)
Public Const ERROR_PASSWD_EXPIRED = (RASBASEERROR + 48)
Public Const ERROR_NO_DIALIN_PERMISSION = (RASBASEERROR + 49)
Public Const ERROR_SERVER_NOT_RESPONDING = (RASBASEERROR + 50)
Public Const ERROR_UNRECOGNIZED_RESPONSE = (RASBASEERROR + 52)
Public Const ERROR_NO_RESPONSES = (RASBASEERROR + 60)
Public Const ERROR_DEVICE_NOT_READY = (RASBASEERROR + 66)
Public Const ERROR_LINE_BUSY = (RASBASEERROR + 76)
Public Const ERROR_NO_ANSWER = (RASBASEERROR + 78)
Public Const ERROR_NO_CARRIER = (RASBASEERROR + 79)
Public Const ERROR_NO_DIALTONE = (RASBASEERROR + 80)
Public Const ERROR_AUTHENTICATION_FAILURE = (RASBASEERROR + 91)
Public Const ERROR_PPP_TIMEOUT = (RASBASEERROR + 118)
'//////////////////////////////////////////////////////////////////////
'Public Const RAS95_MaxEntryName = 256
Public Const RAS95_MaxDeviceName = 128
Public Const RAS_MaxDeviceType = 16
Public Type RASCONN95
'set dwsize to 412
dwSize As Long
hRasConn As Long
szEntryName(RAS95_MaxEntryName) As Byte
szDeviceType(RAS_MaxDeviceType) As Byte
szDeviceName(RAS95_MaxDeviceName) As Byte
End Type
'/////////////////////////////////////////////////////////////////////////////////
'**********************************
'* RAS API ÉùÃ÷ *
'**********************************
Public Declare Function lstrcpy Lib "kernel32" Alias "lstrcpyA" (lpString1 As Any, ByVal lpString2 As String) As Long
Public Declare Function RasDial Lib "RasApi32.DLL" Alias "RasDialA" (lpRasDialExtensions As Any, ByVal lpszPhonebook As String, lprasdialparams As Any, ByVal dwNotifierType As Long, lpvNotifier As Long, lphRasConn As Long) As Long
Public Declare Function RasHangUp Lib "RasApi32.DLL" Alias "RasHangUpA" (ByVal hRasConn As Long) As Long
Public Declare Function RasEnumConnections Lib "RasApi32.DLL" Alias "RasEnumConnectionsA" (lprasconn As Any, lpcb As Long, lpcConnections As Long) As Long
Public Function AddConnection(strNewEntryName As String, strNewPhoneNumber As String, strNewCallbackNumber As String, strNewUsername As String, strNewPassword As String, strNewDomain As String) As Integer
Dim lngRetCode As Long
Dim lngRetLstrcpy As Long
Dim lngRetHangUp As Long
Dim lprasdialparams As RASDIALPARAMS95
If GetConnections() > 0 Then
AddConnection = lngRetCode: Exit Function '·ÀÖ¹¶à¸öÁ¬½Ó ±£³ÖÒ»¸öÁ¬½Ó
End If
lprasdialparams.dwSize = 1052 'ÔÚWINDOWS95/98ÖбØÐ뽫dwSizeÉèΪ1052
'ÀûÓÃlstrcpyº¯Êý½«×Ö·û´®¿½±´µ½BYTEÊý×é
lngRetLstrcpy = lstrcpy(lprasdialparams.szEntryName(0), strNewEntryName)
lngRetLstrcpy = lstrcpy(lprasdialparams.szPhoneNumber(0), strNewPhoneNumber)
lngRetLstrcpy = lstrcpy(lprasdialparams.szCallbackNumber(0), strNewCallbackNumber)
lngRetLstrcpy = lstrcpy(lprasdialparams.szUserName(0), strNewUsername)
lngRetLstrcpy = lstrcpy(lprasdialparams.szPassword(0), strNewPassword)
lngRetLstrcpy = lstrcpy(lprasdialparams.szDomain(0), strNewDomain)
'ÎÒÃÇʹÓÃͬ²½Í¨ÐÅ
Screen.MousePointer = vbHourglass
hRasConn = 0 '
lngRetCode = RasDial(ByVal APINULL, vbNullString, lprasdialparams, APINULL, ByVal APINULL, hRasConn)
Screen.MousePointer = vbDefault
'²âÊÔÓÐûÓдíÎó
If lngRetCode Then
lngRetHangUp = RasHangUp(hRasConn)
End If
AddConnection = lngRetCode
End Function
Public Function GetConnections() As Integer
Dim lngRetCode As Long
Dim lpcb As Long
Dim lpcConnections As Long
Dim intArraySize As Integer
ReDim lprasconn95(intArraySize) As RASCONN95
lprasconn95(0).dwSize = 412
lpcb = 256 * lprasconn95(0).dwSize
lngRetCode = RasEnumConnections(lprasconn95(0), lpcb, lpcConnections)
' If lngRetCode = 0 Then
' End If
GetConnections = lpcConnections
End Function
'/////////////////////////////////////////////////////
Public Function HangUpAll() As Boolean
Dim lngRetCode As Long
Dim lpcb As Long
Dim lpcConnections As Long
Dim intArraySize As Integer
Dim intLooper As Integer
ReDim lprasconn95(intArraySize) As RASCONN95
lprasconn95(0).dwSize = 412
lpcb = 256 * lprasconn95(0).dwSize
lngRetCode = RasEnumConnections(lprasconn95(0), lpcb, lpcConnections)
If lngRetCode = 0 Then
If lpcConnections > 0 Then
For intLooper = 0 To lpcConnections - 1
RasHangUp lprasconn95(intLooper).hRasConn
Next intLooper
Else
HangUpAll = False
Exit Function
End If
End If
HangUpAll = True
End Function
调用方法:
拨号:temp = AddConnection("连接名", "", "", username, Password, "") 'ADSL
temp=0 成功,否则失败
断线: HangUpAll
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