Hello Jesse, I'd follow your suggestion and let you know how it works... Thanks a lot for you help.
Hello, We are using the following parameters on main.cf smtpd_client_restrictions= smtpd_client_restrictions = check_client_access...
Hello, We are running an ISPConfig server (Version 3.1.13) on Centos 7 up to date, we are receiving some mails with XML files attached, when we...
Hello, I am facing problems receiving mails from a domain (outlook /office365), when I check the logs the error says "451 4.3.5 Server...
Hello, One of our servers is running out of space on /home partition in which resides /var/vmail, I added a new HDD and and mounted on /home2. I...
Hello, I've disabled the reject_unknown_helo_hostname on the smtpd_helo_restrictions parameter due to an user complaining from not receiving an...
We'll try using port 587. Thanks florian030
Hello, Sometimes postfix block one sender when he try to send email from his mobile using 4G, the IP's on 4G Networks are constantly changing so...
Hello, We deployed a new Centos 7.4.1708 with ISPConfig 3.1.8p1 and we make test receiving and sendig mail to Hotmail, Gmail and other of ours...
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