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Recent activity by cPRex-
The MySQL Databases page shows "The MySQL server is currently offline. adminbin Cpanel/cpmysql/DBCACHE: exit 255"
Symptoms When accessing "MySQL Databases" in cPanel, you receive an error similar to the following. The MySQL server is currently offline.adminbin Cpanel/cpmysql/DBCACHE: exit 255" You will also se...
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Why do different email accounts on my server have different file structures?
Question Why do different email accounts on my server have different file structure? Answer The server can use two different types of storage systems for email on the server - mdbox and maildir. ...
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Checking email headers to verify the authenticity of a message
Introduction Phishing emails are constantly more convincing, often including text and images that sound and look authentic. If you receive an unexpected email it's good to know how to check the he...
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Restrict emails based on message size
Introduction In order to reduce spam, disk usage, and the load on a mail server, some admins would like to set a message size limit. This option will reject messages sent to your machine if they a...
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How do I change the outgoing IP address for email?
QuestionHow do I change the outgoing IP address for email? AnswerExim sends all mail from the server's primary IP address by default. You can configure it to send from a different IP for all accoun...
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Can you setup Roundcube plugins in cPanel?
Question Can you setup the Roundcube vacation plugin in cPanel? Answer While there are many methods of installing Roundcube plugins, cPanel includes a customized RPM for Roundcube, which we can s...
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Mailman stale lock files keep the service from starting properly
Symptoms If you are getting the following errors when trying to restart Mailman with the /scripts/restartsrv_mailman command, you may have stale lock files on the system: [root@server ~]# /scripts/...
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Some 3rd-party testing sites report issues with SMTP Transaction Time on cPanel servers
Symptoms 3rd-party testing sites report issues with the SMTP Transaction Time on your server. Description Automated tools establish a standard SMTP connection to the server and note the time it t...
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Email rejected because sender thinks it is sent from a dynamic IP address
Symptoms When sending an email you may experience the following bounceback message: 550 5.7.1 H:DBL [178.128.146.144] Connections originating fromdynamically assigned IP addresses are not allowed...
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Emails in webmail giving "Could not load message from server" error
Symptoms When you try and open an email from the Webmail interface you could receive an error message saying "Could not load message from server" Description The reported behavior is caused by i...