byte[] buffer = Encoding.ASCII.GetBytes("TextBox1=admin&TextBox2=admin");
            HttpWebRequest WebReq = (HttpWebRequest)WebRequest.Create("http://127.0.0.1");
            WebReq.Method = "post";
            WebReq.ContentType = "application/x-www-form-urlencoded";
            WebReq.ContentLength = buffer.Length;
            Stream PostData = WebReq.GetRequestStream();
            PostData.Write(buffer, 0, buffer.Length);
            PostData.Close();
            HttpWebResponse WebResp = (HttpWebResponse)WebReq.GetResponse();
            richTextBox1.Text = WebResp.StatusCode.ToString();
            richTextBox1.Text += "\n\n\n\n\n";
            richTextBox1.Text += WebResp.Server;            Stream Answer = WebResp.GetResponseStream();
            StreamReader _Answer = new StreamReader(Answer);
            richTextBox1.Text += "\n\n\n" + _Answer.ReadToEnd();报错:远程服务器返回错误: (405) 不允许的方法。
该如何解决