Zabbix: Detect and show pre-7.0 passive agent error messages
As documented in https://www.zabbix.com/documentation/6.4/en/manual/appendix/items/activepassive, pre-7.0 passive agent error messages are returned as ZBX_NOTSUPPORTED\0Error message
.
Show ZBX_NOTSUPPORTED\0
in zabbix.data
and the error message in zabbix.error
.
Sample capture with errors: zabbixagent60-2024-05-12-1.pcap