Questions tagged [MTA] (23)

The problem: authenticated user can supply any "FROM". The mail server is used as a smarthost. The server cluster.xx send a letter via mail.xx, authorizing as no-reply@mail.xx - this is correct. Next, I remove all Received, that would not be seen, that the letter formed cluster.xx , but the sender's address local_user@clus...

Good afternoon. Persist in trying to defeat spam filters Yandex, Google and mail. You have a server box in the Bitrix cloud. Have a domain tied to the post Yandex. Prescribed spf, dkim, dmarc dns. return_path points to our mail. The result: Google generally does not accept letters, mail sends spam. It only remains to add ...

In the last issue (mail setup on my domain) I decided to raise your MTA (postfix) + MDA and there was a problem: emails come in fine, go right (250 OK), but when I have gone, on the incoming side does not even appear in the spam. In the logs all is well Set up Reverse DNS, TLS, DMARC (v=DMARC1; p=none; sp=none; rua=mailto:p...

Colleagues, good afternoon. Please help me in resolving the issue. There is a site on Bitrix. To send mail use SMTP (via the mail() function of php). Mail server (Postfix) is in a different place, geographically. The website and the mail server in the same domain (www.example.com and mail.example.com respectively). The pro...

On the mail server configured spf In the logs I see that the sender vasya@pupkin.com and outlooke account is displayed Korp user, how is this possible?

DNS mail.ru not resolved my mail server and reverse record (PTR) A letter from me on mail.ru go, but my letter never came (retry time exceeded) However, if you do "reply" to come from my domain email, it comes (from the body of the letter takes the correct address) With other email services (gmail, Yahoo), everything is fi...

Hello. Please tell me who is testing like the postal service? Now sharply there is a need to check email on endurance, on certain hardware, and certain software. I would like to know can't be fixed if he fins under load. Thanks in advance for your answers. Thank you

Can you please tell what I need to do to outgoing mail from my server is passed through the SMTP server of, say, Google Apps or Yandexbot Mail For a Domain? Question for outgoing mail that I send from the server, such as mail command. It is desirable that it was settled in users ' mailboxes and it could then be viewed via t...

I would like to know the percentage of the popularity of MTA. Sendmail, Exim, Postfix, Exchange, who is more popular? Easy googling answer to the question is not given.

Welcome. There is a server (actually a jail, but it's not important). It is called, for example, engine.example.com. It is spinning back-end web server FreeBSD+NGinx+PHP. It also raised staff sendmail with the default settings default, except for the smarthost — here is our Rayleigh (local.example.com). If a PHP script gene...