🛠️ Skills & Technologien

IT, Netzwerke & Server-Infrastruktur

🌐 Netzwerk

UniFi Network TCP/IP VLANs Routing & Switching pfSense / OPNsense Subnetting DNS & DHCP VPN (WireGuard, OpenVPN) Network Security

🖥️ Server & Systeme

Linux (Ubuntu, Debian) Docker & Docker Compose Proxmox VE Kubernetes Nginx / Apache PostgreSQL / MySQL Bash Scripting

📊 Monitoring & Automation

Grafana Prometheus Zabbix Ansible Portainer Uptime Kuma CI/CD

🔒 Security

Firewall Configuration SSL/TLS Certificates Fail2Ban SSH Hardening Network Segmentation Backup Strategies

⚡ Hosting & Infrastruktur

Server-Administration Hosting-Management Load Balancing CDN Configuration Server Hardening Performance Optimization

🧰 Troubleshooting & Experimentieren

Problem Analysis System Debugging Log Analysis Testing & Experimentation Documentation

🛠️ Hardware & Equipment

UniFi Dream Machine UniFi Switches UniFi Access Points NAS (Unifi-NAS) Rack-Server Hardware Monitoring