This graphic depicts the Oracle Net Manager interface. The navigator pane (to the left) shows the following folders. Note that Listeners is expanded.

Directory
 Service Naming
Local
 Profile
 Service Naming
 Listeners
  LISTENER
  LISTENEREXTPROC
Oracle Names Servers

In the right pane, the Address 1 tab is displayed. It contains a Protocol list box with a value of IPC selected and a Key field with extproc entered. The tab also contains three buttons: Add Address, Remove Address, and Help.