Jefferson Sherlin
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Articles
Recent activity by Jefferson Sherlin-
How to enable/disable username prefixes for databases and database usernames.
Introduction By default, cPanel created database names and database usernames are prefixed with the username of the cPanel account they are associated with. This behavior can be enabled/disabled in...
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How do you change the SMTP options in Mail on MacOS?
Question How do you change the SMTP options in Mail on macOS? Answer Apple's guide on changing the SMTP (outgoing) mail options can be found in the following article. Changing Outgoing server set...
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Why can't I receive email for a domain proxied through Cloudflare?
QuestionWhy can't I receive email for a domain proxied through Cloudflare? AnswerBy default, Cloudflare doesn't proxy email traffic. MX records should point to a hostname that is not proxied throug...
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Unable to log into Webmail on any account after installing Imunify360.
Symptoms After installing Imunify360, no users can log into Webmail and the following error can be seen in the mail log. Error: imunify360: unsupported dovecot version found: 2.3.19.1 The following...
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SRS doesn't rewrite the Return-Path header when using a smarthost in v108
Symptoms Email sent to an address on the server, then forwarded to an external address, will not send the forwarded email as a sender at the original recipient's domain. Instead, the email is forwa...
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Unable to log into webmail: A fatal error or timeout occurred while processing this directive: [Banner: plugin not found]
Symptoms When attempting to log into Webmail, you encounter a fatal error. The error details will contain the following line. [INFO]=[Banner: plugin not found] Description This issue occurs when...
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Email Deliverability timeout error
SymptomsWhen accessing Email Deliverability in WHM or cPanel to manage a domain, the following is seen with "timeout!".CONFIG_TEXT: The system failed to complete validation of “yourdomain.com”’s “D...
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SMTP Error (451): Failed to add recipient "user@domain.tld" (Temporary local problem - please try later)
Symptoms You receive the following error when attempting to send an email from webmail. SMTP Error (451): Failed to add recipient "user@domain.tld" (Temporary local problem - please try later) De...
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Unable to log into Roundcube: "Too many redirects"
Symptoms Roundcube uses SQLite databases and an email user received one of the following errors when logging into Roundcube. Too many redirects The page isn't redirecting properly Description Th...
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Warning appears when adding custom Exim routers with valid redirect_router entries
Symptoms When using the Advanced Editor in Exim Configuration Manager to add a redirect_router entry with a valid router name, a warning similar to the following is displayed. Warning! directiv...