Add a Type A record to a Windows DNS server
A type A record resolves a name of the type xxxx.domain.tld to an IP address. In an Active Directory environment, computers register with the DNS server when they have …
Tutorials
All IT tutorials: systems, networking, virtualization, security.
660 articles
GLPI : add custom fields
In this tutorial, we will see how to add custom fields using the Fields plugin. Fields allows you to add custom field blocks in the different elements of GLPI to …
GPO: disable access to previous versions
In this tutorial, I’ll explain how to disable access to previous versions from client computers by GPO in an active directory environment. Although convenient, this …
Windows Server: Enable Shadow Copies
In this tutorial, I will explain how snapshots and snapshots work in general and then how to activate them on Windows Server. This functionality is often used on file …
Remote Desktop: CredSSP Error
When connected in Remote Desktop, the following error is displayed: An authentication error has occurred. The requested function is not supported Remote computer: IP or …
Delete a backup control point in Hyper-V without a delete option
It happens in Hyper-V that a third-party software (backup) create a control point that is not possible to delete through the GUI. You have to switch to PowerShell to …
GPO: Disable Server Manager at Logon
When logging on to a Windows Server (since 2008), the server manager opens automatically, but you do not necessarily need it. Personally, I even find that it tends to …
Windows Cluster change the IP owner
In some situations, it may be necessary to change the owner of the IP address carried by a Windows cluster. Example: on an Exchange DAG if the cluster ip is used for …
Enable Windows Active Directory Recycle Bin 2012/2016/2019
The Active Directory Recycle Bin is a feature that came with Windows 2008R2, which is disabled by default. To activate the recycle bin, the domain and drill level must be …
Apache2 with PHP-FPM
PHP-FPM is another way to use PHP with Apache2, we forget the libmod-apache2-phpX. PHP-FPM is a variant of FAST-CGI. PHP-FPM has the advantage of no longer being embedded …
Veeam - extracting a backup with the Export Backup
With version 9.5u4, a new feature has been added to Veeam which is the Export Backup. The export backup is used to extract (export) files from a backup, a restore point …
Centreon: installation, configuration and supervision of equipment
In this tutorial, we will see how to set up Centreon, which is a Linux (CentOS) monitoring solution. The points addressed are the following: Distribution installation …