The following table describes the information that is included in vCenter Server and ESXi trap notifications.

SNMP Trap Notification Details

Trap Entry



The state vCenter Server is monitoring for the alarm. Options include Host Processor (or CPU) usage, Host Memory usage, Host State, Virtual Machine Processor (or CPU) usage, Virtual Machine Memory usage, Virtual Machine State, Virtual Machine Heartbeat.


The name of the host or virtual machine that triggers the alarm.

Old Status

The alarm status before the alarm was triggered.

New Status

The alarm status when the alarm is triggered.

Object Value

The object value when the alarm is triggered.