void getClientInfo()
{
string RemoteIp = Request.UserHostAddress.ToString();
string DNSName = Request.UserHostName;
string user = HttpContext.Current.Request.UserHostAddress;
Response.Write("</br>Remote Ip:" + RemoteIp);
Response.Write("</br>DNS Name :" + RemoteIp);
Response.Write("</br>" + Environment.MachineName.ToString());
Response.Write("</br> User:" + user.ToString());
Response.Write("</br>" + Environment.UserName.ToString());
Response.Write("</br>" + System.Security.Principal.WindowsIdentity.GetCurrent().Name.ToString());
}