Open [System Preference], and then click the Network icon.
Click [Built-in Ethernet] in the [Show:] list box.
Click the [AppleTalk] tab.
Select the [Make AppleTalk Active] check box.
To change AppleTalk zones, select a name from the [AppleTalk Zone:] pop-up menu.
When the settings are made, click [Apply Now].
Quit [System Preference].
For information about installing applications required for EtherTalk, see the Mac OS X manuals.