在asp中能读取客户端的网卡mac地址吗？？
同题！

------解决方案--------------------
<%
Dim RemoteAddr
if Request.ServerVariables( 'HTTP_X_FORWARDED_FOR ')=Empty then
remoteaddr=Request.ServerVariables( 'REMOTE_ADDR ')
else
RemoteAddr=Request.ServerVariables( 'HTTP_X_FORWARDED_FOR ')
end if
If GetMac(RemoteAddr) <> ' ' then
session( 'mac ') = GetMac(RemoteAddr)
End If
sql= 'select * From MacAddress where mac_address= ' '&GetMac(RemoteAddr)& ' ' '
set rst = server.CreateObject( 'ADODB.Recordset ')
rst.open sql,conn,1,3
set rst=nothing
Response.Write(GetMac(RemoteAddr))

'由于读取某IP的网卡MAC地址


'本程序调用arp命令通过查询本机arp表读取特定IP的MAC地址


'本程序需要“WSCRIPT.SHELL”和“Scripting.FileSystemObject”两个组件，

'请确保您的服务器可以正常使用这两个组件

'本程序需要调用Cmd.exe程序,临时文件保存结果，请确保IIS来宾帐号对程序有访问权限,

'临时目录有写 '权 '限。
function GetMac(IP)
On Error Resume Next
Dim oScript
Dim oFileSys, oFile
Dim All, szTempFile,ipc,phyc,typec
Dim TempPath
Set oScript = Server.CreateObject( 'WSCRIPT.SHELL ')
Set oFileSys = Server.CreateObject( 'Scripting.FileSystemObject ')
TempPath= 'd:\temp\ ' '临时目录
szTempFile = TempPath & oFileSys.GetTempName() ' 获取临时文件名
Call oScript.Run ( 'cmd.exe /c ping -n 2 ' & IP, 0, True) 'Arp表中须有此IP
Call oScript.Run ( 'cmd.exe /c arp -a ' & IP & ' > ' & szTempFile, 0, True)
Set oFile = oFileSys.OpenTextFile (szTempFile, 1, False, 0)
All=oFile.ReadAll()
oFile.Close
If (IsObject(oFile)) Then
Call oFileSys.DeleteFile(szTempFile, True)
End If
arr = Split(All, vbCrLf)
If UBound(arr) = 4 Then
Ipc= InStr(1, arr(2), 'Internet Address ')
phyc = InStr(1, arr(2), 'Physical Address ')
typec = InStr(1, arr(2), 'Type ')
If typec > phyc And phyc > IpcAnd ipc > 0 Then
GetMac=Ucase(Trim(CStr(Mid(arr(3), phyc, typec - phyc))))
End If
End If
End function
%>