Function ChangeIP(IP As String, NM As String, GW As String, MDNS As String, SDNS As String) As String '返回值说明:返回一个设置的中文说明. Dim strComputer, objWMIService, colNetAdapters, strIPAddress, strSubnetMask Dim strGateway, strGatewaymetric, strDNS, objNetAdapter, errEnable, errGateways, errDNS strComputer = "." Set objWMIService = GetObject("winmgmts:\\" & strComputer & "\root\cimv2") Set colNetAdapters = objWMIService.ExecQuery("Select * from Win32_NetworkAdapterConfiguration where IPEnabled=TRUE") strIPAddress = Array(IP) 'ip地址 strSubnetMask = Array(NM) '子网掩码 strGateway = Array(GW) '网关 strDNS = Array(MDNS, SDNS) '主DNS各备DNS strGatewaymetric = Array(1)
For Each objNetAdapter In colNetAdapters errEnable = objNetAdapter.EnableStatic(strIPAddress, strSubnetMask) errGateways = objNetAdapter.SetGateways(strGateway, strGatewaymetric) errDNS = objNetAdapter.SetDNSServerSearchOrder(strDNS) If errEnable = 0 And errGateways = 0 And errDNS = 0 Then ChangeIP = "设置成功" Else If errEnable = 0 Then ChangeIP = "IP地址和子网掩码设置成功, " Else ChangeIP = "IP地址或子网掩码设置失败, " End If If errGateways = 0 Then ChangeIP = ChangeIP & "默认网关设置成功, " Else ChangeIP = ChangeIP & "默认网关设置失败, " End If If errDNS = 0 Then ChangeIP = ChangeIP & "DNS设置成功" Else ChangeIP = ChangeIP & "DNS设置失败" End If End If NextEnd Function Private Sub Command1_Click() MsgBox ChangeIP("192.168.1.12", "255.255.255.0", "192.168.1.1", "201.96.112.133", "84.124.96.122") End Sub
不可以啊,我的是ADSL上网用户,这样久上不了网了, 我看了 修改了 ip 修改了 子网掩码 修改了 默认网管 无修改 DHCP服务器--------- 获得租约时间 无修改---------- DNS 修改了到底怎么修改才能达到修改ip的目的啊,
配置静态 IP 地址 更新日期: 2/17/2003 来自微软官网,mdsn:http://www.microsoft.com/china/technet/community/scriptcenter/network/scrnet01.mspx 例子使用的是wmi加VBS脚本。支持win2000以上。不支持98与nt. 描述将计算机的 IP 地址设置为 192.168.1.141,并将 IP 网关设置为 192.168.1.100。脚本代码strComputer = "." Set objWMIService = GetObject("winmgmts:\\" & strComputer & "\root\cimv2") Set colNetAdapters = objWMIService.ExecQuery _ ("Select * from Win32_NetworkAdapterConfiguration where IPEnabled=TRUE") strIPAddress = Array("192.168.1.141") strSubnetMask = Array("255.255.255.0") strGateway = Array("192.168.1.100") strGatewayMetric = Array(1) For Each objNetAdapter in colNetAdapters errEnable = objNetAdapter.EnableStatic(strIPAddress, strSubnetMask) errGateways = objNetAdapter.SetGateways(strGateway, strGatewaymetric) If errEnable = 0 Then WScript.Echo "The IP address has been changed." Else WScript.Echo "The IP address could not be changed." End If Next
'返回值说明:返回一个设置的中文说明.
Dim strComputer, objWMIService, colNetAdapters, strIPAddress, strSubnetMask
Dim strGateway, strGatewaymetric, strDNS, objNetAdapter, errEnable, errGateways, errDNS
strComputer = "."
Set objWMIService = GetObject("winmgmts:\\" & strComputer & "\root\cimv2")
Set colNetAdapters = objWMIService.ExecQuery("Select * from Win32_NetworkAdapterConfiguration where IPEnabled=TRUE")
strIPAddress = Array(IP) 'ip地址
strSubnetMask = Array(NM) '子网掩码
strGateway = Array(GW) '网关
strDNS = Array(MDNS, SDNS) '主DNS各备DNS
strGatewaymetric = Array(1)
For Each objNetAdapter In colNetAdapters
errEnable = objNetAdapter.EnableStatic(strIPAddress, strSubnetMask)
errGateways = objNetAdapter.SetGateways(strGateway, strGatewaymetric)
errDNS = objNetAdapter.SetDNSServerSearchOrder(strDNS)
If errEnable = 0 And errGateways = 0 And errDNS = 0 Then
ChangeIP = "设置成功"
Else
If errEnable = 0 Then
ChangeIP = "IP地址和子网掩码设置成功, "
Else
ChangeIP = "IP地址或子网掩码设置失败, "
End If
If errGateways = 0 Then
ChangeIP = ChangeIP & "默认网关设置成功, "
Else
ChangeIP = ChangeIP & "默认网关设置失败, "
End If
If errDNS = 0 Then
ChangeIP = ChangeIP & "DNS设置成功"
Else
ChangeIP = ChangeIP & "DNS设置失败"
End If
End If
NextEnd Function
Private Sub Command1_Click()
MsgBox ChangeIP("192.168.1.12", "255.255.255.0", "192.168.1.1", "201.96.112.133", "84.124.96.122")
End Sub
我看了
修改了 ip
修改了 子网掩码
修改了 默认网管
无修改 DHCP服务器---------
获得租约时间 无修改----------
DNS 修改了到底怎么修改才能达到修改ip的目的啊,
作者:浙江省温岭电信局 王骏
注:本文适用于WINDOWS NT/2000/XP/2003
下载本文示例工程
源代码运行效果图如下:
设置IP地址只需要更改注册表中关于适配器的相应设置,但更改后需要重新启动系统才能生效,而AddIPAddress函数只能添加IP而不是更改当前的IP,我们在Windows NT/2000界面上操作不需要重新启动就可以生效,那系统到底做了什么额外的工作才使IP设置直接生效呢?笔者通过跟踪explorer.exe中API的调用发现在netcfgx.dll中调用了dhcpcsvc.dll中一个未公开的API:DhcpNotifyConfigChange,现将不重新启动WINDOWS直接更改IP地址的详细方法介绍如下:
一、获取适配器名称
这里指的适配器名称要区别于适配器描述,比如我的一块网卡,适配器描述是:Realtek RTL8139(A) PCI Fast Ethernet Adapter,适配器名称为:{66156DC3-44A4-434C-B8A9-0E5DB4B3EEAD}。获取适配器名称的方法有多种:
1.1 调用IP helper API取得适配器名称
ULONG ulAdapterInfoSize = sizeof(IP_ADAPTER_INFO);
IP_ADAPTER_INFO *pAdapterInfoBkp, *pAdapterInfo = (IP_ADAPTER_INFO*)new char[ulAdapterInfoSize];
if( GetAdaptersInfo(pAdapterInfo, &ulAdapterInfoSize) == ERROR_BUFFER_OVERFLOW ) // 缓冲区不够大
{
delete pAdapterInfo;
pAdapterInfo = (IP_ADAPTER_INFO*)new char[ulAdapterInfoSize];
pAdapterInfoBkp = pAdapterInfo;
}
if( GetAdaptersInfo(pAdapterInfo, &ulAdapterInfoSize) == ERROR_SUCCESS )
{
do{ // 遍历所有适配器
if(pAdapterInfo->Type == MIB_IF_TYPE_ETHERNET) // 判断是否为以太网接口
{
// pAdapterInfo->Description 是适配器描述
// pAdapterInfo->AdapterName 是适配器名称
}
pAdapterInfo = pAdapterInfo->Next;
}while(pAdapterInfo);
}
delete pAdapterInfoBkp;
1.2 读取注册表取得适配器名称
在Windows2000中可以通过遍历 HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Class\{4d36e972-e325-11ce-bfc1-08002be10318}\000n\ (n是从0开始编号的数字)所有接口, 在Windows NT中可以读取HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards中的信息,下面以Windows2000为例: HKEY hKey, hSubKey, hNdiIntKey;
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,
"System\\CurrentControlSet\\Control\\Class\\{4d36e972-e325-11ce-bfc1-08002be10318}",
0,
KEY_READ,
&hKey) != ERROR_SUCCESS)
return FALSE;
DWORD dwIndex = 0;
DWORD dwBufSize = 256;
DWORD dwDataType;
char szSubKey[256];
unsigned char szData[256];
while(RegEnumKeyEx(hKey, dwIndex++, szSubKey, &dwBufSize, NULL, NULL, NULL, NULL) == ERROR_SUCCESS)
{
if(RegOpenKeyEx(hKey, szSubKey, 0, KEY_READ, &hSubKey) == ERROR_SUCCESS)
{
if(RegOpenKeyEx(hSubKey, "Ndi\\Interfaces", 0, KEY_READ, &hNdiIntKey) == ERROR_SUCCESS)
{
dwBufSize = 256;
if(RegQueryValueEx(hNdiIntKey, "LowerRange", 0, &dwDataType, szData, &dwBufSize) == ERROR_SUCCESS)
{
if(strcmp((char*)szData, "ethernet") == 0) // 判断是不是以太网卡
{
dwBufSize = 256;
if(RegQueryValueEx(hSubKey, "DriverDesc", 0, &dwDataType, szData, &dwBufSize) == ERROR_SUCCESS)
{
// szData 中便是适配器详细描述
dwBufSize = 256;
if(RegQueryValueEx(hSubKey, "NetCfgInstanceID", 0, &dwDataType, szData, &dwBufSize) == ERROR_SUCCESS)
{
// szData 中便是适配器名称
}
}
}
}
RegCloseKey(hNdiIntKey);
}
RegCloseKey(hSubKey);
}
dwBufSize = 256;
} /* end of while */
RegCloseKey(hKey);
二、将IP信息写入注册表
代码如下:BOOL RegSetIP(LPCTSTR lpszAdapterName, LPCTSTR pIPAddress, LPCTSTR pNetMask, LPCTSTR pNetGate)
{
HKEY hKey;
string strKeyName = "SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Interfaces\\";
strKeyName += lpszAdapterName;
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE,
strKeyName.c_str(),
0,
KEY_WRITE,
&hKey) != ERROR_SUCCESS)
return FALSE;
char mszIPAddress[100];
char mszNetMask[100];
char mszNetGate[100];
strncpy(mszIPAddress, pIPAddress, 98);
strncpy(mszNetMask, pNetMask, 98);
strncpy(mszNetGate, pNetGate, 98);
int nIP, nMask, nGate;
nIP = strlen(mszIPAddress);
nMask = strlen(mszNetMask);
nGate = strlen(mszNetGate);
*(mszIPAddress + nIP + 1) = 0x00; // REG_MULTI_SZ数据需要在后面再加个0
nIP += 2;
*(mszNetMask + nMask + 1) = 0x00;
nMask += 2;
*(mszNetGate + nGate + 1) = 0x00;
nGate += 2;
RegSetValueEx(hKey, "IPAddress", 0, REG_MULTI_SZ, (unsigned char*)mszIPAddress, nIP);
RegSetValueEx(hKey, "SubnetMask", 0, REG_MULTI_SZ, (unsigned char*)mszNetMask, nMask);
RegSetValueEx(hKey, "DefaultGateway", 0, REG_MULTI_SZ, (unsigned char*)mszNetGate, nGate);
RegCloseKey(hKey);
return TRUE;
}
三、调用DhcpNotifyConfigChange通知配置的改变
未公开函数DhcpNotifyConfigChange位于 dhcpcsvc.dll中,原型如下: BOOL DhcpNotifyConfigChange(
LPWSTR lpwszServerName, // 本地机器为NULL
LPWSTR lpwszAdapterName, // 适配器名称
BOOL bNewIpAddress, // TRUE表示更改IP
DWORD dwIpIndex, // 指明第几个IP地址,如果只有该接口只有一个IP地址则为0
DWORD dwIpAddress, // IP地址
DWORD dwSubNetMask, // 子网掩码
int nDhcpAction ); // 对DHCP的操作 0:不修改, 1:启用 DHCP,2:禁用 DHCP
具体调用代码如下: BOOL NotifyIPChange(LPCTSTR lpszAdapterName, int nIndex, LPCTSTR pIPAddress, LPCTSTR pNetMask)
{
BOOL bResult = FALSE;
HINSTANCE hDhcpDll;
DHCPNOTIFYPROC pDhcpNotifyProc;
WCHAR wcAdapterName[256];
MultiByteToWideChar(CP_ACP, 0, lpszAdapterName, -1, wcAdapterName,256);
if((hDhcpDll = LoadLibrary("dhcpcsvc")) == NULL)
return FALSE;
if((pDhcpNotifyProc = (DHCPNOTIFYPROC)GetProcAddress(hDhcpDll, "DhcpNotifyConfigChange")) != NULL)
if((pDhcpNotifyProc)(NULL, wcAdapterName, TRUE, nIndex, inet_addr(pIPAddress), inet_addr(pNetMask), 0) == ERROR_SUCCESS)
bResult = TRUE;
FreeLibrary(hDhcpDll);
return bResult;
}
---------------------------------------------------------------
笔误WinExec(jzp,SW_HIDE);
应该是WinExec(zju,SW_HIDE);
Private Sub Command1_Click()
Shell "cmd /c netsh interface ip set address ""本地连接 2"" static 192.168.6.4 255.255.255.0 192.168.6.1 1"
End Sub
更新日期: 2/17/2003
来自微软官网,mdsn:http://www.microsoft.com/china/technet/community/scriptcenter/network/scrnet01.mspx
例子使用的是wmi加VBS脚本。支持win2000以上。不支持98与nt.
描述将计算机的 IP 地址设置为 192.168.1.141,并将 IP 网关设置为 192.168.1.100。脚本代码strComputer = "."
Set objWMIService = GetObject("winmgmts:\\" & strComputer & "\root\cimv2")
Set colNetAdapters = objWMIService.ExecQuery _
("Select * from Win32_NetworkAdapterConfiguration where IPEnabled=TRUE")
strIPAddress = Array("192.168.1.141")
strSubnetMask = Array("255.255.255.0")
strGateway = Array("192.168.1.100")
strGatewayMetric = Array(1)
For Each objNetAdapter in colNetAdapters
errEnable = objNetAdapter.EnableStatic(strIPAddress, strSubnetMask)
errGateways = objNetAdapter.SetGateways(strGateway, strGatewaymetric)
If errEnable = 0 Then
WScript.Echo "The IP address has been changed."
Else
WScript.Echo "The IP address could not be changed."
End If
Next
是DHCP服务获得ip的,
怎么更换ip啊更换MAC我都试验过了,结果是拨号都不能用,没办法谁让俺是河南的呢(只能有一台机器上网,是不是跟这个有关系)~~具体该怎么解决,希望大侠们能帮我一下
ipconfig /renew
Step1:在远程计算机的网络参数设置为IP1时,通过“netsh -c interface dump>c:\1.txt”命令将该设置保存为1.txt。
Step2:在远程计算机的网络参数配置为IP2时,可通过“netsh -c interface dump>c:\2.txt”命令将该设置保存为2.txt。 Step3:连接成功后,运行“netsh -f c:\1.txt”即可把网络配置设置ip1。而运行“netsh -f c:\2.txt”,则可把网络配置设置为iP的情况。可在程序中shell调用
ipconfig /release
ipconfig /renew
来释放和获取IP的.
试试!
**********************************
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* *
*如有相关问题需要帮助 *
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*可发短消息告知链接 *
**********************************
下次登陆的时候 依然使用前面动态分配的IP 不可能让你随便改除非 你可以换 登陆帐号如果还不行 那就是电信绑定了 IP 到计算机的端口 某个上网端口在一定时间能只能使用那个IP
也就是路有器 的每个端口 有IP超时设置 超过一定时间才从某个端口回收
这是两个附加选项,只能在向DHCP服务器租用其IP地址的计算机上起作用。如果我们输入 IPCONFIG /RELEASE,那么所有接口的租用IP地址便重新交付给DHCP服务器(归还IP地址)。如果我们输入IPCONFIG /RENEW,那么本地计算机便设法与DHCP服务器取得联系,并租用一个IP地址。大多数情况下网卡将被重新赋予和以前所赋予的相同的IP地址。所以说,没办法。不过可以搞两条ADSL就能有办法了。