Homemade solution for heat pump monitoring using the boiler-system-bus (BSB).
Ajust firewall rules based on IPs of dynamic DNS based domains.
Using a pre-shared key (PSK) to secure communication between Zabbix server and zabbix agent
Monitor a livebox using the API and Zabbix.
Avoid to run zabbix agent as root by using sudo with specific commands (cat, grep..) without password requirement.