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), "Inte.net 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
%>
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