The SNMP agent included with vCenter Server can be used to send traps when alarms are triggered on a vCenter Server. 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. In the Actions tab of the Alarm Settings dialog box, click Add.
  2. In the Actions column, select Send a notification trap from the drop-down menu.
  3. (Optional) Configure alarm transitions and frequency.

What to do next

Click OK to save the alarm definition and exit the dialog box, or navigate to a different tab to make further changes.