1) Test command from bash:
ip a | grep -Eo '..:..:..:..:..:..' | grep -vE '(00:00:00:00:00:00|ff:ff:ff:ff:ff:ff)' | sed 's|:||g;s|^|rpi_|' | head -1
2) Open /etc/zabbix/zabbix_agentd.conf and delete:
Hostname=Zabbix server
3) Add:
HostnameItem=system.run[ip a | grep -Eo '..:..:..:..:..:..' | grep -vE '(00:00:00:00:00:00|ff:ff:ff:ff:ff:ff)' | sed 's|:||g;s|^|rpi_|' | head -1]
4) Edit "ServerActive" setting to point to Zabbix proxy or Zabbix central server
#zabbix #rpi #raspberrypi