smtpclient

Decent SMTP client in C++

Hi, I'd like to have a decent SMTP client-side library in C++ with permissive license (LGPL, BSD, MIT-X, ...). It must have at least rfc821 and rfc2487 conformity and preferably rfc3207 conformity. I have found some that have not met all the requirements: Poco SMTP DataReel SMTP vmime If you have any, please kindly share. Thank you...

System.Net.Mail.SmtpClient.Send/Exchange latency

The C# application sends an email using System.Net.Mail.SmtpClient.Send The application's log file shows that the Send method succeeded at 11:39 When I open the email in Outlook and do File|Properties, it shows Sent: 11:39 AM Received: 11:41 AM If I go to View|Options , the headers show: Received: from XXX by YYY with Microsoft SMTPSVC ...

Website (asp.net) to send emails via remote mail server, and not end up in spam folders

So, the setup is this, 2 separate servers... Web server, has IIS7, MS SMTP Mail server has MailEnable On the web server, I'm sending an email from an ASP.Net app, via the mail server, and it is getting marked as spam If I send an email through the mail server, just from a normal mail client, it doesn't get marked as spam. I'm sure t...

Memory leak while sending email

Hello everybody! I have a windows service, which is configured to send emails in a predefined schedule. The schedule works with System.Timers.Timer and every time the Timer_Elapsed is raised I call Timer.Stop(), send emails (each time about 1500 emails), calculate the amount of time the next tick will be raised and start the timer (call...

Memory Leak In C# Windows Service For Sending Emails

This seems to be a pretty popular problem/question these days but I cannot seem to find a solution to the problem. I have created a simple windows service in c# for sending out emails. The app works great except for it's memory usage. The front end of the app is web based and the service is queued by a text file being created in a direc...

How do I know if smtp server has sent my email?

Say I use smtpclient to submit my email to my local smtp server. How do I know if the email was actully sent or not? ...

Why is MailMessage sent to any adress from Windows Forms application, but not from ASP.NET application, when both are using the same SMTP-server?

Hi, I'm experiencing a to me mysterious error when sending e-mails through a SMTP-server from an ASP.NET web application. I get the famous error "unable to relay for [email protected]". What's mysterious to me is that when I cut and paste the exact same code that sends the e-mail into an usual .NET Windows Forms application, send the e-mail ...

Why would SmtpClient behave differently on XP/Vista/Win7

I'm using the following code which appears to work perfectly every time on Vista/Win7. private void SendEmail(string subject, string body, string attach) { using (MailMessage message = new MailMessage("[email protected]", "[email protected]", subject, body)) { message.IsBodyHtml = true; if (!string.IsNullOrEmp...

Getting SmtpClient to work with a self signed SSL certificate

I'm attempting to use the System.Net.Mail.SmtpClient class to relay an email through my company's email server. All SMTP connections to the mail server have to be SSL and it uses a self signed certificate. That's fine for Outlook where you can just click ok on the warning dialogue but does anyone know a way to get SmtpClient to accept a ...

How to send receive mail from MS Exchange

How can I , from a custom c# application, create and send/receive mails from MS Exchange? I am assuming this is not directly possible with the standard framework mail classes. If I could say that this needs to work with MS Exchange 2003 and 2007 what are my options? Ideally I dont want to buy a third party component so if th...

Alternatives for testing SMTP?

I'm trying to develop an app that sends email, and our internal network is locked down pretty tight, so I can't relay using our internal mail servers. Has anyone ever used something like no-ip.com? Are there any other alternatives? ...

smtpclient " failure sending mail"

here is my code for(int i = 0; i < number ; i++) { MailAddress to = new MailAddress(iMail.to); MailAddress from = new MailAddress(iMail.from, iMail.displayName); string body = iMail.body; string subject = iMail.sub; oMail = new MailMessage(from, to); oMail.Subject = subject; oMail.Body = body; oMail.IsBodyHtml = true; oMail.Priority = M...

Sending Programmatic Email Messages

I'm looking to send email messages programmatically from my websites. For example, if people register their email address, I would like to email them to confirm their email address. To do this I will need to use an email sending tool and plug into an smtp service. In the past (7 or so years ago) I used Jmail, however, I am not sure wh...

Not all e-mails being sent using SmtpClient in an ASP.NET MVC getting delivered. Why? How to resolve?

Here is the set-up: I have a Notifications controller that is called from task scheduler 1x/day The action method pulls upwards of 300 addresses, loops thru them and uses the SmtpClient class to send an individual e-mail to each recepient. From what I can tell the process runs fine with no exceptions ... except that not all e-mails a...

Send url with querystring with SmtpClient

Hi Basic question here: I'm sending emails using the default SmtpClient of the .NET framework (3.5). The bodytype is HTML (IsBodyHtml = true) In the body I've added a url with two parameters in the querystring like so: http://server.com/page.aspx?var1=foo&amp;var2=bar This get's encoded to: http://server.com/page.aspx?var1=foo%26var...

c# .net 3.5 System.Net.Mail

I'm out of ideas! If I do this: string strTo = "[email protected]"; string strFrom = "[email protected]"; string strSubject = "turn on html"; MailMessage mail = new MailMessage(strFrom, strTo, strSubject, "<u>ok!</u>"); SmtpClient smtp = new SmtpClient("127.0.0.1"); smtp.Send(mail); it works, but I see the html tags in outlook. i...

Sending a MailMessage with System.Net.Mail.SmtpClient: Why is the mail body attached as text file?

I am sending a mail with System.Net.Mail.SmtpClient: MailMessage aMailMessage = new MailMessage(); aMailMessage.To.Add(aUser.Email); aMailMessage.Subject = "aaa"; aMailMessage.Body = "bbb"; SmtpClient aSmtpClient = new SmtpClient(); aSmtpClient.Send(aMailMessage); The Email is received as a text mail (subject "aaa" and body "bbb" as ...

How to validate smtp credentials before sending mail in C# ?

I need to validate the username and password set in SmtpClient object before sending mail. Here is the code sample: SmtpClient client=new SmtpClient(host); client.Credentials=new NetworkdCredentials(username,password); client.UseDefaultCredentials=false; //Here I need to verify the credentials(i.e. username and password) client.Send(m...

SmtpClient (.NET) does not encode mail header in conformance with RFC 2047

I am using .NET SmtpClient to send e-mail where the subject might contain characters outside of the ASCII range. The RFC 2047 defines how e-mail text should be encoded when it contains special characters. Here is an example of a subject in an e-mail header: Subject: Votre enregistrement numéro 123 This should become, after encoding to...

Sending mail using SmtpClient in .net

I am unable to send the mail using smtp client. here is the code: SmtpClient client=new SmtpClient("Host"); client.Credentials=new NetworkCredential("username", "password"); MailMessage mailMessage = new MailMessage(); mailMessage.from="[email protected]"; mailMessage.To.Add("[email protected]"); mailMessage.body="body"; mailMessage.su...