system.net.mail

Send SMTP email using System.Net.Mail via Exchange Online (Office 365)

由 这一生的挚爱 提交于 2019-11-27 11:19:08
We are testing the new Office 365 beta, and i have a mail account on the Exchange Online service. Now I'm trying to connect a LOB application that can send smtp emails from my test account. However the Exchange 365 platform requires TLS encryption on port 587, and there is a 'feature' of System.Net.Mail that does not permit Implicit SSL encryption. Has anyone managed to get C# sending mails via this platform? I have the following basic code that should send the mail - any advice would be appreciated. SmtpClient server = new SmtpClient("ServerAddress"); server.Port = 587; server.EnableSsl =

The parameter 'addresses' cannot be an empty string

由 主宰稳场 提交于 2019-11-27 06:47:18
问题 I am trying to send an email asp.net, using the System.Net.Mail.SmtpClient class. However I am getting the following exception message: The parameter 'addresses' cannot be an empty string. Parameter name: addresses This is my send email code: private void SendEmailUsingGmail(string toEmailAddress) { try { SmtpClient smtp = new SmtpClient(); smtp.Credentials = new NetworkCredential("keysketyyyy@gmail.com", "sdsdasd"); smtp.Port = 587; smtp.Host = "smtp.gmail.com"; smtp.EnableSsl = true;

How to embed multiple images in email body using .NET

由 心已入冬 提交于 2019-11-27 01:29:21
I'm writing a program that sends emails to users with multiple images (charts) embedded in the Email message body (HTML). When I tried the sample located here..which worked well when I have to embed only one image http://www.systemnetmail.com/faq/4.4.aspx . But, when i tried to embed multiple images using the below code, none of the images are being embedded , instead they are sent as attachments. public MailMessage MailMessage(Metric metric, DateTime date) { MailMessage msg = new MailMessage(); msg.From = new MailAddress("test@gmail.com", "User1"); msg.To.Add(new MailAddress("test@gmail.com")

How to confirm that mail has been delivered or not?

由 荒凉一梦 提交于 2019-11-26 22:34:16
Below is my coding, just have a look at it System.Net.Mail.MailMessage oMail = new System.Net.Mail.MailMessage(); System.Net.Mail.SmtpClient smtp = new System.Net.Mail.SmtpClient(); oMail.From = new System.Net.Mail.MailAddress("one@gmail.com"); oMail.To.Add(TextBox1.Text.Trim()); oMail.Subject = "Subject*"; oMail.Body = "Body*"; oMail.IsBodyHtml = true; smtp.Host = "smtp.sendgrid.net"; System.Net.NetworkCredential cred = new System.Net.NetworkCredential("myusername", "mypassword"); smtp.UseDefaultCredentials = false; smtp.Credentials = cred; smtp.Send(oMail); Here I need to check whether that

System.Net.Mail and =?utf-8?B?XXXXX… Headers

由 家住魔仙堡 提交于 2019-11-26 22:23:36
问题 I'm trying to use the code below to send messages via System.Net.Mail and am sometimes getting subjects like '=?utf-8?B?W3AxM25dIEZpbGV...' (trimmed). This is the code that's called: MailMessage message = new MailMessage() { From = new MailAddress("someone@somewhere.com", "Service"), BodyEncoding = Encoding.UTF8, Body = body, IsBodyHtml = true, ReplyTo = new MailAddress("do.not.reply@somewhere.com"), SubjectEncoding = Encoding.UTF8 }; foreach (string emailAddress in addresses) { message.To

MailMessage, difference between Sender and From properties

由 扶醉桌前 提交于 2019-11-26 20:05:20
问题 I've been using the System.Net namespace ever since we switched from .NET Framework 1.1 to the 3.5 framework, but there’s one thing that’s been puzzling me since. What's the difference between the Sender and the From properties in the MailMessage class? Are they both the same, and if not is there a reason to use Sender together with From ? For example: Using m As New System.Net.Mail.MailMessage() m.Sender = New System.Net.Mail.MailAddress("test@test.com", "Name here") m.From = New System.Net

How to embed multiple images in email body using .NET

由 落花浮王杯 提交于 2019-11-26 09:39:52
问题 I\'m writing a program that sends emails to users with multiple images (charts) embedded in the Email message body (HTML). When I tried the sample located here..which worked well when I have to embed only one image http://www.systemnetmail.com/faq/4.4.aspx. But, when i tried to embed multiple images using the below code, none of the images are being embedded , instead they are sent as attachments. public MailMessage MailMessage(Metric metric, DateTime date) { MailMessage msg = new MailMessage

How to confirm that mail has been delivered or not?

由 删除回忆录丶 提交于 2019-11-26 08:24:01
问题 Below is my coding, just have a look at it System.Net.Mail.MailMessage oMail = new System.Net.Mail.MailMessage(); System.Net.Mail.SmtpClient smtp = new System.Net.Mail.SmtpClient(); oMail.From = new System.Net.Mail.MailAddress(\"one@gmail.com\"); oMail.To.Add(TextBox1.Text.Trim()); oMail.Subject = \"Subject*\"; oMail.Body = \"Body*\"; oMail.IsBodyHtml = true; smtp.Host = \"smtp.sendgrid.net\"; System.Net.NetworkCredential cred = new System.Net.NetworkCredential(\"myusername\", \"mypassword\")
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