smtp

问题 I'm sending emails from java code.My configuration is props.put("mail.smtp.starttls.enable", "true"); props.put("mail.smtp.host", "****"); props.put("mail.smtp.auth", "true"); props.put("mail.smtp.port", "587"); On my other question EJP answered Any protocol that uses STARTTLS is in SSL mode after the STARTTLS command is issued But my debug output shows:DEBUG SMTP: trying to connect to host "****", port 587, isSSL false. So my question sounds like Is such configuration really safe and uses

问题 I'm trying to send an email from my own domain without using an external SMTP server. I'm using NodeMailer's SMTP connection: let options = { secure: true, port: consts.portOut,//465 host: consts.host, //mydomain.com transactionLog: true, debug: true, requireTLS: true, authMethod: 'PLAIN', }; let connection = new SMTPConnection(options); connection.connect(function() { let auth = { user: 'abc', pass: 'def' }; connection.login(auth, function(err) { if (err) { console.log("Authentication failed

问题 How do I attach a file with a very unfriendly name (like a file with a session Id number in it) but have it attached as another name? The file name in question has the session ID in it to avoid clashes name on the web server but when I attach it to the file, a friendlier name is preferable. Is there a way to attach the file with the unfriendly name as another name so that when the user gets the email he can tell from the name what the content of the file is? I'd hate to have to create a

问题 Turns out that JavaMail is a bit more frustrating than I thought it would be. I've looked at several examples online on how to send a simple SMTP email through Gmail's servers (but not through SSL). After trying several different examples of code, I keep concluding to the same example exception when I call transport.connect() . I keep getting this stack trace: Exception in thread "main" com.sun.mail.smtp.SMTPSendFailedException: 530 5.7.0 Must issue a STARTTLS command first. l10sm302158wfk.21

问题 I'm trying to send an email when a form is submitted. I'm using PHPMailer to send the mail using the below configuration. $mail = new PHPMailer; $mail->isSMTP(); $mail->Host = 'mail.example.in'; $mail->Port = 25; $mail->SMTPAuth = true; $mail->Username = 'user@example.in'; $mail->Password = 'password'; $mail->setFrom("user@example.in" , "User"); $mail->addAddress('receiver@example.in', 'Receiver'); $mail->addBCC('anotheruser@somedomain.com', 'Another user'); $mail->AddReplyTo('user@example.in

问题 Does .NET 4 has any problems in sending emails? I had a .NET 3.5 solution and it was working then migrated the solution to .NET 4 and It does not works; nothing changed! Notes: I get this exception: System.Net.Mail.SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at at System.Net.Mail.MailCommand.CheckResponse(SmtpStatusCode statusCode, String response) at System.Net.Mail

问题 I've searched a fair bit on this and couldn't come up with anything satisfactory. I've been trying to write a python program to listen for email bounce reports and depending on the reason for the bounce resend them at different intervals. import smtplib from smtplib import * sender = 'foo@bar.com' receivers = ['42@life.com'] message = """From: From Arthur <foo@bar.com> To: To Deep Thought <42@life.com> Subject: SMTP e-mail test This is a test e-mail message. """ try: smtpObj = smtplib.SMTP(

问题 My hosting is on a shared server and it all works well, except for one recurrent email problem. client Emails from the UK branch of a bigbusiness get returned to the sender with a 4.4.2 error. same domain sent from the US or Asia offices are delivered. The host says " not our problem" and the UK branch of bigbusiness.com say " not our problem - you are the only one that this is happening to " so what do i do next, and what additional information do i need to try and have an intelligent

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 6 years ago . I've got a EC2 / centOS vps, it's got postfix / sendmail for pushing out mail. Now, the domain it self is set up on Google DNS, with it's mail records pointing to gmail servers. Gmail is used for primary email / smtp. Back to the EC2, the ec2 does a weekly email... you can see where I'm going with this; Gmail /

问题 I can send email from my pc using swiftmailer, but mail not sending in server. I'm using swiftmailer 5.0.1. Project details are, A simple php project in netbeans swiftmailer 5.0.1 twig 1.13.1 My code is public function init() { $this->username = 'username@gmail.com'; $this->password = 'password'; $this->host = 'ssl://smtp.gmail.com'; $this->port = 465; $this->from = 'username@gmail.com'; $this->subject = 'Company - contact'; $this->body_part_type = 'text/html'; } public function send_email(