Monitoring with the Zabbix agent

  1. Q: I am trying to monitor a host using passive Zabbix agent checks, but it doesn't work.

A: Common reasons why Zabbix agent items won't work include the following:

    • The Zabbix agent daemon is not running. Simple, right? Still, start by checking that it is actually running.
    • The Zabbix daemon is not listening on the correct port or interface. You can check which port and interface the Zabbix agent daemon is listening on by running netstat -ntpl on the monitored host. The default agent daemon port is 10050.
    • The server IP address in the agent daemon configuration file is incorrect. Check the configuration file and make sure the server directive specifies the IP that the Zabbix server will be connecting from. ...

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