agent.ping.nodata(300)}=1

[david.d]

Hello,

Zabbix version : 3.0
Item agent.ping is updated correctly every minute but i have a event on this trigger with nodata function:

Trigger: agent.ping.nodata(300)}=1

Data of item:

xxxxxx: ZAB : Agent ping

TIMESTAMP VALUE
2016-11-01 04:03:16 1
2016-11-01 04:02:16 1
2016-11-01 04:01:16 1
2016-11-01 04:00:16 1
2016-11-01 03:59:16 1
2016-11-01 03:58:16 1
2016-11-01 03:57:16 1
2016-11-01 03:56:16 1
2016-11-01 03:55:16 1
2016-11-01 03:54:16 1
2016-11-01 03:53:16 1
2016-11-01 03:52:16 1
2016-11-01 03:51:16 1
2016-11-01 03:50:16 1
2016-11-01 03:49:16 1


Event xxxxx : Zabbix agent does not respond
Time 2016-11-01 03:55:32


No queue at this moment.

Could you tell me what's happen?

David