Email / Exim server troubleshooting techniques. You can use the following email server troubleshooting options in your cpanel. Mostly used this command to find spam emails and bulk email senders....

POP before SMTP authentication allows you to send messages via a POP mail server for 30 minutes before you will need to re-authenticate a session through SMTP. POP before SMTP authentication is...

POP before SMTP authentication allows you to send messages via a POP mail server for 30 minutes before you will need to re-authenticate a session through SMTP. POP before SMTP authentication is...

By default Exim will be using the main server shared IP address to send mails. If the main server IP is listed in any spam database, then we will not be able to send mails. In order to fix this, we...

If you have IMAP and POP3 authentication constantly fails and having problems with your mail clients. Large  IMAP and POP3 authentication request, It may be DOS attack. Check your cPHulk...

If you have IMAP and POP3 authentication constantly fails and having problems with your mail clients. Large  IMAP and POP3 authentication request, It may be DOS attack. Check your cPHulk...

The following scripts are used to enable DKIM and SPF records    /usr/local/cpanel/bin/dkim_keys_install <username>  ...

You can use the following most used cpanel server exim commands Show the mail in queue for $name exim -bp|grep $name View message header exim -Mvh $MSGID View message body exim -Mvb $MSGID...

cPanel log file locations and Basic troubleshooting, most activity that happens on a server to log files, so that you can go back and review log entries for problems, instead of having to be on the...

cPanel log file locations and Basic troubleshooting, most activity that happens on a server to log files, so that you can go back and review log entries for problems, instead of having to be on the...

If you got an error mail: command not found on a new install when running a script that emailed it’s results, turns out I had to install mailx for it to work. yum install mailx service...

Wed Sep 04 04:11:11 2014] [error] [client 11.44.33.22] sendmail: Not running with correct effective GID.  Is sendmail binary setgid mailtrap?, It may be the problem with your sendmail binary...