smtp | 易学教程

How can I add a progress for message sending operation (smtp) with blocking sockets API's?

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问题 I'm using blocking sockets API (waitFor* functions) for sending mail by smtp protocol (it's a DLL modue). All operations are synchronous: connect->waitForConnected(timeout)->login->waitForReadyRead(timeout)->sendMessage->waitForBytesWritten(timeout) ->etc. I'm using blocking API, because QCoreApplication absence is required (DLL used by different apps, incl. non-qt-based). Blocking functions don't require event loop and it works fine. But how can I make a visual progress for long-term sending

Why avoid CDO for sending mail in .NET?

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问题 Our application uses System.Net.Mail to send mail from .NET which unfortunately doesn't support implicit SSL servers. We have several options we're reviewing for supporting implicit SSL but I would like to know what are the technical reasons to avoid using CDO? I know it's deprecated and the recommendation is to use System.Net.Mail instead, but if the new version doesn't actually do everything CDO does, what's technically wrong with using the older CDO? I'd particularly appreciate specific

Asp.net SMTP Gmail Failed

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问题 before writing a comment that I am duplicating questions, I want to say that i've read and tried everything that could be possible. I am trying to send an email by gmail smtp. I use ASP.NET WebForm, also tried to deploy website on the server with .net 4.0. My Gmail Account has been configured by enabling: POP, IMAP protocols. Also less secure app was Turned ON and two factor authentication is disabled. Here is my code for sending emails: try { SmtpClient smtp = new SmtpClient("smtp.gmail.com"

Sending mail with PHPMailer (SMTP)

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问题 I am trying to send mail with PHPMailer (SMTP). If I send from localhost I get the error warning: 2017-11-11 15:14:39 SERVER -> CLIENT: 220 2.0.0 Ready to start TLS 2017-11-11 15:14:40 Connection failed. Error #2: stream_socket_enable_crypto(): SSL operation failed with code 1. OpenSSL Error messages:error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed [C:\xampp\htdocs\NEU\phpmailer\vendor\phpmailer\phpmailer\src\SMTP.php line 404] SMTP Error: Could not connect to

How to set/access outlook DoNotForward property in Microsoft exchange service

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问题 Option I want to use when sending the email is accessed in outlook. Permission option I need to set Do not forward permission of EmailMessage object in Microsoft exchange service code but I am not able to set it to true. ServicePointManager.ServerCertificateValidationCallback = CertificateValidationCallBack; ExchangeService service = new ExchangeService(ExchangeVersion.Exchange2010_SP2); service.Credentials = new WebCredentials("abc", "xyz", "bbb"); service.AutodiscoverUrl("xyz@abc.com",

How to set/access outlook DoNotForward property in Microsoft exchange service

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Sending email from localhost in php

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问题 Ok, I'm just overwhelmed by the number of ways and tools to send emails from localhost using php script. Can you guys just help me clearing some things up? These are my types of actions: I've enabled gmail smtp in php.ini, set port to 465. I've downloaded phpmailer, tested as per instruction without success. I've the remote server mails configuration(where my site was previously hosted). Also, I have a php script downloaded from the internet which is supposed to send email. What exactly do I

Is this expected behaviour for Delayed Job, Rails and Mandrill?

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问题 Related to this question, which explains the origins of the logic in the controller, I have a question about background jobs with Delayed Job before pushing it to github and re-deploying. The model and scopes work, the logic in the controller(s) works, the conditionals in the e-mail text.erb files work, users are either readers or subscribers and can set their e-mail preferences on their "My Account" page: [Articles & Updates, Just Articles, No E-mail, etc.]. Delayed Job is set up and

Can't connect to SMTP server with Java

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问题 I want to send an email from Java using the Java Mail API (javax.mail.*). I can access the SMTP-server via Thunderbird with the following settings: Server: math.uni-freiburg.de Port: 465 Username: MY_USERNAME Authentification: password, normal Security: SSL/TLS I know nothing else about the SMTP server. With my code I always get the error: Could not connect to SMTP host: math.uni-freiburg.de, port: 465, response: -1 String SMTP_HOST = "math.uni-freiburg.de" String SMTP_USER = "MY_USERNAME

python使用网易邮箱发邮件

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# -*- coding: UTF-8 -*- import smtplib from email.mime.text import MIMEText import email.mime.multipart # 第三方 SMTP 服务 mail_host="smtp.163.com" #设置服务器 mail_user="xxxxx" #用户名 mail_pass="xxx" #口令 sender = 'xxxxx' receivers = 'xxxx' # 接收邮件，可设置为你的QQ邮箱或者其他邮箱 # 三个参数：第一个为文本内容，第二个 plain 设置文本格式，第三个 utf-8 设置编码 msg = email.mime.multipart.MIMEMultipart() msg['From'] = "xxxx" # 发送者 msg['To'] = "xxxx" # 接收者 msg['Subject'] = '第一次使用 Python SMTP 邮件' content = ''' 第一次尝试发送邮件--Python ''' txt = MIMEText(content) msg.attach(txt) try: smtpObj = smtplib.SMTP_SSL(mail_host, 465) #smtpObj = smtplib.SMTP() #smtpObj