asp.net获取客户端MAC和IP地址

[DllImport("Iphlpapi.dll")]
private static extern int SendARP(Int32 dest, Int32 host, ref Int64 mac, ref Int32 length);
[DllImport("Ws2_32.dll")]
private static extern Int32 inet_addr(string ip);

protected void Page_Load(object sender, EventArgs e)
{
try
{
string userip = Request.UserHostAddress;
string strClientIP = Request.UserHostAddress.ToString().Trim();
Int32 ldest = inet_addr(strClientIP); //目的地的ip
Int32 lhost = inet_addr(""); //本地服务器的ip
Int64 macinfo = new Int64();
Int32 len = 6;
int res = SendARP(ldest, 0, ref macinfo, ref len);
string mac_src = macinfo.ToString("X");
if (mac_src == "0")
{

Response.Write("欢迎来自IP为" + userip + "的朋友!" + ";");
return;
}

while (mac_src.Length < 12)
{
mac_src = mac_src.Insert(0, "0");
}

string mac_dest = "";

for (int i = 0; i < 11; i++)
{
if (0 == (i % 2))
{
if (i == 10)
{
mac_dest = mac_dest.Insert(0, mac_src.Substring(i, 2));
}
else
{
mac_dest = "-" + mac_dest.Insert(0, mac_src.Substring(i, 2));
}
}
}

Response.Write("欢迎来自IP为" + userip + ",MAC地址为" + mac_dest + "的朋友!"

+ ";");
}
catch (Exception err)
{
Response.Write(err.Message);
}
}

jquery.datatables 设置语言

$(document).ready(function() {
    $('#example').dataTable( {
        "language": {
            "lengthMenu": "每页 _MENU_ 条记录",
            "zeroRecords": "没有找到记录",
            "info": "第 _PAGE_ 页 ( 总共 _PAGES_ 页 )",
            "infoEmpty": "无记录",
            "infoFiltered": "(从 _MAX_ 条记录过滤)"
        }
    });
});