11021EventSentryHeartbeat MonitoringApplicationEventSentry was unable to retrieve SNMP data from host somedevice.company.com and cannot monitor this host using SNMP. This event is being logged because this host was successfully monitored via SNMP in the past. To retry, open the management console, select the host and click the retry button on the top right.
This event is logged because a host which was previously monitored via SNMP is no longer providing data via SNMP.
Once SNMP connectivity has been restored, open the management console and locate the host in question in the "Computer Groups" container. Click the host name icon and then click the "SNMP Monitoring has been disabled on this host. Click here to retry" link and save the configuration.