The SNMP agent included with vCenter Server can be used to send traps when alarms are triggered on a vCenter Server instance. The default hardware health alarms send SNMP traps by default.


Ensure that vCenter Server SNMP agents and ESXi SNMP agents are properly configured.

Ensure that SNMP trap receiver agents are properly configured.

Required Privilege: Alarms.Create alarm or Alarms.Modify alarm


  1. On the Actions page of the alarm definition wizard, click Add.
  2. In the Actions column, select Send a notification trap from the drop-down menu.
  3. (Optional) Configure alarm transitions and frequency.
  4. Click Finish to save the alarm settings.