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CentOS – Zeusandhera Knowledgebase

CentOS

Domain abc.com has an outgoing mail suspension. Message discarded.

  2018-05-25
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2018-05-25 18:55:46.797 [9730] 1fMBwM-0002Rr-MX ** test@gmail.com F=<cpaneluser@host.abc.com> R=enforce_mail_permissions: Domain abc.com has an outgoing [...]

cPanel – File Manager not showing files, only “Fetching directory contents…”

  2017-03-31
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I ran into an issue with cPanel in WHM 62 using the Paper Lantern theme, the "File Manager" option in cpanel would load, but it wouldn't show any files, only [...]

There was a problem adding the user: (XID xxxxxx) Database Error: Can’t find any matching row in the user table

  2016-11-23
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Trying to add a user to a database within cpanel but getting errors: There was a problem adding the user: (XID xxxxxx) Database Error: Can't find any [...]

Partial DNS resolver failure

  2016-06-09
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[host.domaincom] ⚠ Partial DNS resolver failure Resolver    State 8.8.8.8    Normal 12.34.56.78 Failed 98.76.54.32 Failed If you get a [...]

No Such User Here

  2016-06-08
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Message not sent. Requested action not taken: mailbox unavailable Server replied: 550 Verification failed for <user@domain.com> No Such User [...]

Connection rejected: SPAM source domain.com is manually blacklisted.

  2016-06-08
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Requested action not taken: mailbox unavailable Server replied: 550 Verification failed for <user@domain.com> Connection rejected: SPAM source [...]

Security Policy Handling Failed

  2016-05-25
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"Security Policy Handling Failed Please attempt to log in again. If this problem persists, please contact the system [...]

Disable Mysql Strict Mode in CentOS/WHM/cPanel

  2015-06-04
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To disable mysql strict mode in mysql (especially version 5.6) on a cPanel server, you would want to first ssh in to the server then before you do anything [...]

Find Command

  2015-05-29
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Here is a basic find command in a linux terminal through ssh: find / -name 'filename.txt' So that would search for an exact filename of filename.txt in any [...]