The Event master is specified through the Search Server configuration.

1. Login to the Portal as an administrator.
2. In the Portal menu, navigate to TMS.
3. In the WorldView, select Servers from the drop-down.
4. For each listed server that is not the event master server:
   1. In the Server view, click the Search Server node.
   2. Click Search Server configuration.
   3. In the Config Actions pane, click View/Edit.
   4. The Search Server configuration is displayed.
   5. Click the Event Master Server item.
   6. Enter the machine name for the event master server.
   7. Click Apply.
   8. Click Save.
5. Repeat the above configuration steps for each event slave server in the Tealeaf environment.