获取登录IP

 

/// <summary>
/// 获取登录IP
/// </summary>
/// <returns></returns>
        private string GetIP()
        {
            string l_ret = string.Empty;
            if (!string.IsNullOrEmpty(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"]))
                l_ret = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"]);
            if (string.IsNullOrEmpty(l_ret))
                l_ret = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"]);
            return l_ret;
        }