获取客户端IP地址 for ASP.NET
/// <summary> /// 获取Ip地址 /// </summary> /// <returns></returns> public static string GetIp() { string user_IP; if (System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"] != null) { user_IP = System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"].ToString(); } else { user_IP = System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"].ToString(); } return user_IP; }