1. Linux Server Administration (Debian Version 8 & 9)
2. Administration of LXC (Linux Containers) in Proxmox Cluster (group of servers)
3. virtualization technique knowledge
4. Setting up SSL Certificates
5. Installing, Configuring, and Securing Apache (2)
6. Installing, configuring and securing PHP
7. Installing, Configuring and Securing MySQL (5.7)
8. MySQL configuration (Especially for Systems like Magento, WordPress, Shopware etc.)
9. Cronjob administration
10. Mail server configuration
11. php module/library installation/configuration
12. Froxlor Server-Management-Panel knowledge
13. Docker & Docker Hosting knowledge
14. nginx [engine x] knowledge
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