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How-To

Backup Abort: A hard link was found under User username's path

I've just received a New Message from Directadmin, entitled as "Backup Abort: A hard link was found under User username's path". And I've seen a list of files within /home/username/imap/...

https://help.poralix.com/articles/backup-abort-a-hard-link

Build process fails: cannot run C compiled programs

If directadmin with custombuild fail to build or update a service and the error "cannot run C compiled programs" is dropped, here we suggest one of the possible solutions.

https://help.poralix.com/articles/build-process-fails-cannot-run-c-compiled-programs

Configuring exim to exclude original message from bounce

You might consider configuring exim to exclude original message from bounce in order to reduce chances to get blacklisted by other mail servers. As they might think that you are spamming them.

https://help.poralix.com/articles/configuring-exim-to-exclude-original-message-from-bounces

CSF/LFD messenger v3 with DirectAdmin and Apache

A version 3 of CSF/LFD messenger supports SSL certificates. And it can display a message to a blocked IP address to inform an user that they are blocked in the firewall over...

https://help.poralix.com/articles/csf-lfd-messenger-v3-with-directadmin-and-apache

Directadmin + Exim + Dovecot + Sieve + Roundcube

A step-by-step How-To on the subject is inside. With that you'll learn how to configure da_exim and da_dovecot to use Sieve email filters, and how to configure roundcube to manage the rules.

https://help.poralix.com/articles/directadmin-exim-dovecot-sieve-roundcube

DirectAdmin script startips fails with an error c: command not found

There is a typo in DirectAdmin script /usr/local/directadmin/scripts/startips which breaks adding additional IPs on a network interface, and nginx fails to start as a result of it.

https://help.poralix.com/articles/directadmin-script-startips-fails-with-an-error-c-command-not-found

DirectAdmin Warning: The system load average

I received an email from DirectAdmin with a subject "Warning: The system load average is 32.73". What should I do?

https://help.poralix.com/articles/directadmin-warning-the-system-load-average-high

Domains with External Email

If you want to use Gmail/HotMail/OutLook/other external mail service for your domain which is hosted on a Directadmin server you should disable "Local Mail Server" option for it.

https://help.poralix.com/articles/directadmin-domains-with-external-email

Exim error: tls_post_process_client_hello no shared cipher

Should you see any TLS/SSLrelated errors "tls_post_process_client_hello:no shared cipher" in Exim's logs the reason might be still the same. Check the details here

https://help.poralix.com/articles/exim-error-tls-post-process-client-hello-no-shared-cipher

Fixing nginx: [emerg] BIO_new_file("/etc/nginx/ssl.crt/dhparams.pem") failed

If after a recent update of nginx you faced the issue with starting it and see an error: Starting nginx: nginx: [emerg] BIO_new_file("/etc/nginx/ssl.crt/dhparams.pem") failed. Here is a...

https://help.poralix.com/articles/fixing-nginx-emerg-bio-new-file-dhparams-failed

How to block access to xmlrpc.php serverwide on Directadmin?

What is WordPress XML-RPC and how to stop an attack with Directadmin serverwide?

https://help.poralix.com/articles/how-to-block-access-to-xmlrpc-php-serverwide-on-directadmin

How to block IPs with Brute Force Monitor in DirectAdmin using CSF

(Updated 2018-06-12) Directadmin since version 1.39 has a built-in brute force monitor, which scan your service logs for any brute force login attempts on your system (dovecot, exim,...

https://help.poralix.com/articles/how-to-block-ips-with-csf-directadmin-bfm

How to enable Evolution skin for all users in DirectAdmin

I want my users to use the new skin in DirectAdmin. How do I enable Evolution skin for all of my users in the control panel?

https://help.poralix.com/articles/how-to-enable-evolution-skin-in-directadmin

How To Enable Spamassassin Logging to a file

Enabling logging of Spamassassin actions is simple enough, so here i how to do that.

https://help.poralix.com/articles/logging-spamassassin

How to install mysqltuner on directadmin powered server

A short guide on how to install mysqltuner on directadmin powered server. MySQLTuner-perl a script written in Perl that will assist you with your MySQL configuration and make...

https://help.poralix.com/articles/how-to-install-mysqltuner-on-directadmin-server

How to install OpenLiteSpeed on a DirectAdmin server

I want to have OpenLiteSpeed server on a server with DirectAdmin. How can I do it?

https://help.poralix.com/articles/how-to-install-openlitespeed-on-directadmin-server

How to list domains with their nameservers on DirectAdmin server

Ever wondered on how to list all domains with their name servers? Need to transfer domains to a new server and want to check how do they resolve? OK, there is a solution. Check it now.

https://help.poralix.com/articles/how-to-list-domains-with-nameserver-on-directadmin

How to manage ModSecurity with DirectAdmin

If you decided to use Modsecurity on your server with DirectAdmin, there is sometimes a need to disable the module for a particular domain (virtual host). And here I'm going to describe...

https://help.poralix.com/articles/how-to-manage-modsecurity-with-directadmin

How to reinstall MariaDB on DirectAdmin server

I need to reinstall MariaDB on DirectAdmin server. How can I do it?

https://help.poralix.com/articles/how-to-reinstall-mariadb-on-directdamin-server

How-to create Diffie-Hellman (DH) 2048 bit keys for nginx and nginx_apache

Diffie-Hellman key exchange is a popular cryptographic algorithm that allows Internet protocols to agree on a shared key and negotiate a secure connection. It is fundamental to many...

https://help.poralix.com/articles/how-to-create-diffie-hellman-nginx-directadmin

Install PHP imap on DirectAdmin server with CustomBuild

Here is a new way to install PHP imap in DirectAdmin. That's a native method without using third party solutions. Check it now.

https://help.poralix.com/articles/install-php-imap-extension-on-directadmin-server-with-custombuild

Linux Malware Detect on Directadmin Powered server

Linux Malware Detect (LMD) is a malware scanner for Linux released under the GNU GPLv2 license, that is designed around the threats faced in shared hosted environments. It uses threat data

https://help.poralix.com/articles/linux-malware-detect-on-directadmin

Protecting IP from hijacking from inside

If you sell additional IPs to your users, so they could connect remote servers from your hosting server using their dedicated IP as a source IP, you might want (or even need) to protect it

https://help.poralix.com/articles/protecting-ip-from-hijacking-from

session.save_path is not set, or how to store sessions securely with directadmin

It was mentioned somewhere that to have session.save_path pointed into /tmp is not very secure, as a hacker with a hosting account on your server might hijack a session file from a...

https://help.poralix.com/articles/sessionsave_path-is-not-set

DirectAdmin Knowledge Base and Support

DirectAdmin is a web panel for a simple administration of both virtual and dedicated servers. DirectAdmin is faster, safe and more powerful than any other CP. And we know how to customize and support it.

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