//获取客户端、服务器、本地IP地址        public static string getIPAddress()        {            ////本地IP            //string address = System.Net.Dns.GetHostAddresses(System.Net.Dns.GetHostName()).GetValue(2).ToString();//IP4 地址            ////本地电脑名称            //string addname = System.Net.Dns.GetHostName().ToString();             //客户端IP            HttpRequest Request = HttpContext.Current.Request;            string clientIP = Request.UserHostAddress;            return clientIP;        }