Provide the following information:

• Using the VMware vCenter Server console, configure the Management Server as the SNMP trap receiver in the VMware vCenter Server. In the Home page of vSphere Client, select vCenter Server Settings and then select SNMP configuration. Enable one of the SNMP receivers and enter details as follows:

  Field	Description
  Receiver URL	Provide the host name of the Management Server which will be connected to the VMware vCenter Server. VMware vCenter Server sends the SNMP traps to this Management Server. Also, configure port 162 as the SNMP port. Ensure that port 162 is not used by any other application.
  Community String	Provide community string. SNMP versions v1 and v2 are supported.

• Configure alarm for generating SNMP traps when the virtual machine state changes. It includes adding alarm to monitor the change in the virtual machine state and adding the appropriate action (for example, send notification email).

  • In the Home page of the VMware vSphere Client, select Hosts and Clusters and right-click on the VMware vCenter Server, data-center or an individual virtual machine to set the alarm. You can set the alarm at an individual virtual machine level, at the data center level, or at the entire VMware vCenter Server level. It is recommended to set it at the VMware vCenter Server level.

  • In the General tab, provide alarm details with alarm type set for monitoring the virtual machines. Enter the details as listed in the following table:

    Field	Description
    Alarm Name	Provide the name of the alarm.
    Description	Provide additional information about the alarm.
    Alarm Type	Select Virtual Machines in the Monitor drop-down list. Select Monitor for specific events occurring on this object, for example, VM powered On option. Ensure that Enable this alarm check box is selected.

  • In the Triggers tab, add the required triggers to monitor the states of the virtual machine - VM powered on, VM powered off, VM suspended, and DRS VM powered on (for clustered environment with DRS enabled). The values of the fields are as follows:

    For the following value of an event...	Select the following status...
    DRS VM powered on	Unset
    VM powered on	Unset
    VM powered off	Unset
    VM suspended	Unset

• Provide information on when to send the notification trap.

  In the Actions tab of the Alarm Settings panel, click Add to add a new action. In the Action drop-down list, select Send a notification trap option. Set action as provided in the following figure: