ASP.NET获取客户端IP地址

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public static string GetRealIP()
        {
            string ip;
            try
            {
                HttpRequest request = HttpContext.Current.Request;

                if (request.ServerVariables["HTTP_VIA"] != null)
                {
                    ip = request.ServerVariables["HTTP_X_FORWARDED_FOR"].ToString().Split(‘,‘)[0].Trim();
                }
                else
                {
                    ip = request.UserHostAddress;
                }
            }
            catch (Exception e)
            {
                throw e;
            }

            return ip;
        }

ASP.NET获取客户端IP地址

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原文地址：http://www.cnblogs.com/DONET-LC/p/5724805.html