C#:如何添加已读通知

问题描述

在这里，我正在开发一个使用c#发送邮件的桌面应用程序.在那我想添加邮件阅读通知.我已经使用了下面的代码，但无法正常工作. -非常感谢您的帮助.

邮件正在发送，但是我没有收到任何已读通知.

Hi,

Here I am developing one desktop application using c# for sending mails. In that I want to add mail read notification. I have used the code below but it is not working. -- any help is greatly appreciated.

Mail is going, but i am not getting any read notification.

using System.Net.Mail;

MailMessage Msg = new MailMessage();
Msg.From =new System.Net.Mail.MailAddress("FromID");
Msg.To.Add("ToId");
Msg.Subject = "hai";
Msg.Body = "sss";
Msg.Headers.Add("Disposition-Notification-To", "ReturnID");
SmtpClient smtp = new SmtpClient("servername",port);

smtp.UseDefaultCredentials = false;
smtp.Credentials = new NetworkCredential("sendingID", "MyPwd","Domain");

smtp.Host = "Hostname";

smtp.Send(Msg);

谢谢
Sujith

Thanks
Sujith

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