mail from

Good day! We are testing your system, for future license purchase, we have a question how we can use additional IP addresses for sending, as we noticed that we specify on our server relay through additional IP address, after passing through PMG, the letter is sent from the main (first) IP...

Hi Sometimes important emails that shouldn't be recognized as spam are mistakenly quarantined. If I forward a blocked message from the quarantine, the recipient receives an email from postmaster@hostname. It is impossible to continue correspondence with the sender of this letter, since the...