Articles related to mail service in Plesk including webmail.
- Auto-reply does not work when SMTP smart host is used in Plesk
- Mail not delivered to a mailbox: User unknown in virtual mailbox table
- Emails sent to a domain that is hosted in Plesk are bounced back: mail for example.com loops back to myself
- Switch from Courier IMAP/POP3 server to Dovecot via Plesk Installer on CentOS7 removes /bin /sbin /lib /lib64 symlinks
- Incoming spam messages are delivered to mailbox in Plesk
- How to enable calendar for Roundcube webmail on Plesk server?
- Cannot send emails: 450 4.7.1 Client host rejected: cannot find your hostname
- An e-mail is received with "mail loop detected"
- Emails are not delivered occasionally: warning: read TCP map reply from 127.0.0.1:12346: unexpected EOF (Connection timed out)
- Creating Roundcube filters on Plesk server with Courier-IMAP fails: Unable to connect to Sieve server
- Unable to send an email from Plesk server: SMTP Error (535): Authentication failed
- Auto-reply messages are not sent to the sender and the original message is not forwarded to the specified mail address
- Mail form or mail forwarding does not work on Plesk server: execve(/usr/lib/plesk-9.0/sendmail/sendmail.postfix) failed: Permission denied [13]
- Mail cannot be sent or delivered: mail transport unavailable
- How to redirect single domain webmail.example.com to another URL in Plesk?
- Unable to send and email in Plesk on server with SELinux enabled: Unable to open file /var/lib/plesk/mail/srs/secret: Permission denied
- An IP address of a Plesk mail server got blacklisted. How to troubleshoot?
- Dovecot fails to start after upgrade to Plesk 17.8 on Proxmox: Failed at step NAMESPACE spawning /usr/bin/doveadm: Invalid argument
- PHP Mail() scripts do not work with external SMTP configured in Plesk
- Bounce email message received: your rDNS doesn't match with domain sending mail
- Unable to send an email via a PHP/ASP.NET script in Plesk for Windows Server: 503 This mail server requires authentication when attempting to send to a non-local e-mail address
- How to create an email account in Plesk
- How to protect a Plesk server from incoming spam and viruses
- Roundcube file_put_contents(/var/log/plesk-roundcube/errors): failed to open stream
- How to redirect webmail of all domains to a specific webmail URL in Plesk for Linux
- MailEnable webmail is not accessible on a Plesk server: 401 - Unauthorized: Access is denied due to invalid credentials
- SMTP port 25 is not listening on a Plesk for Windows server with MailEnable: Could not open connection to the host, on port 25: Connect failed
- The error is shown in an attempt to reload mail-related services on Plesk server: /etc/init.d/courier-imapd: IMAP: not found
- Unable to send an email via WordPress contact form: Rejecting message: system user uid=' xx ' is not allowed to send mail
- Empty inbox is shown in webmail on a Plesk server: Cached message size larger than expected