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TCP/IP Configuration, continued
5. Click Options in the TCP/IP window, and
then click Active in the TCP/IP Options
window.
Note: In some cases, the Load only when
needed option will not appear. If it appears,
select the option. A check mark appears in the
option.
6. Verify that the Use 802.3 option located in
the upper right-hand corner of the TCP/IP
window is unchecked. If there is a check
mark in the option, deselect the option, and
then click Info in the lower left-hand corner.
7. Is there a Hardware Address listed in this
window?
• If yes, click OK. To close the TCP/IP
Control Panel window, click File, and
then scroll down to click Close. You have
completed this procedure.
• If no, you must power down your
Macintosh.
8. With the power off, simultaneously press
and hold down the Command (Apple),
Option, P, and R keys on your keyboard.
Keeping those keys pressed down, power on
your Macintosh. The computer will start, and
you will hear the Apple chime; do not release
these keys.
9. Continue pressing these keys for up to
three chimes, then release the keys and
allow the computer to restart.
10. When your computer fully reboots, repeat
steps 1 through 7 to verify that all TCP/IP
settings are correct. If your computer still does
not have a Hardware Address, contact your
authorized Apple dealer or Apple technical
support center.