How to find Zimbra version
To find the Zimbra version, log in to the server using SSH, then run the following commands. Switch to user
Flush exim mail queue
To flush mail queue, run command Force another queue run Force another queue run and attempt to flush the frozen
Microsoft 365
Exchange admin center URL https://outlook.office365.com/ecp/ (old) https://admin.exchange.microsoft.com/#/homepage (new) Login to webmail https://outlook.office365.com/ Admin Area https://admin.microsoft.com/ Domain DNS settings (MX/SPF) https://admin.microsoft.com/Adminportal/Home#/Domains
Roundcube add generic message in footer
Add message to footer of outgoing mails. Edit config/defaults.inc.php Add Now in root folder of roundcube, create a file message_footer.txt
Roundcube disable multiple identities
Edit Find Setting value of identities_level disallow users to change from email address. See Roundcube
Enable debug mode in Roundcube webmail
To enable debug mode in roundcube webmail, edit file Update the vairable See Roundcube
Roundcube
Roundcube Webmail Logs in Cpanel Server Enable debug mode in Roundcube webmail Roundcube disable multiple identities Roundcube add generic message
Install PowerMTA
Install the requirments If you already have a mail server remove it. If you want to keep current mail server,
PowerMTA test using telnet
To test PowerMTA using telnet, run Now paste following content To see logs To see PowerMTA queue, run See PowerMTA
PowerMTA IP Rotation
To setup IP rotation in PowerMTA, configure multiple IP on the server. Setup rDNS for each of these IP, point
PowerMTA route mails through another SMTP server for a domain
If you want to route emils from PowerMTA though another SMTP server, you can use following config. In this example,
Enable Web Monitor UI in PowerMTA
PowerMTA comes with a Web Monitor UI, that will show you some stats about your mail server, also able to