Exchange mailboxes are used by companies for storage of information such as emails, contacts, and events, etc. With the assistance of email clients, this information available on the server can be fetched and modified. Sometimes data migration is required for
More and more internet access providers are closing port 25 to reduce spam except for connections to their own mailservers. If you run your own mailserver and have problems to connect to it on port 25, you can enable port
This articles describes the renewal of SSL certificates for courier pop3 and imap server. This is nescessary e.g. when the certificates are expired or contain the wrong hostname. First delete the exsiting certificates: rm -f /etc/courier/imapd.pem rm -f /etc/courier/pop3d.pem Then
Please check if the domain of the users that receives all emails is the same as the domain $mydomain in /etc/postfix/main.cf. If this is the case, change $mydomain and run: postfix reload on the shell. You should never enter a
ISPConfig 3 uses ClamAV (http://www.clamav.net) as virus scanner and spamassassin as spam scanner. Amavisd-new is used as content filter.
ISPConfig 2 uses ClamAV (http://www.clamav.net) as virus scanner and the E-mail Sanitizer (http://www.impsec.org/email-tools/procmail-security.html) as content filter.