Enterprise navigation component is formed by two components:
Enterprise navigation header (enterprise-nav-header) component is the top component that shows items as logo, switcher, notifications, help, user and enterprises list. Enterprise navigation menu (enterprise-nav-menu) component is a vertical left menu that shows all the options available on the portal selected in the switcher component.
Those components works together. When the user selects an option in the switcher component, the options into the menu component will be change.
The labels for using them are: