1. Click the Apple menu icon and select AirPort.
2. If necessary, click the arrow beside Settings
so that it points downward and the AirPort settings appear beneath.
3. If the Turn AirPort On button appears, click
it to turn on your AirPort connection.
4. The 12-character alphanumeric
combination listed as AirPort ID
is the MAC address.
Click here
to register your MAC address.
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Alternatively...
1. Click the Apple menu icon and select Apple System
Profiler.
2. If necessary, click the arrow beside Network overview
so that it points downward and the Network settings appear beneath.
3. If necessary, click the arrow beside AppleTalk
so that it points downward and the AppleTalk settings appear
beneath.
4. The 12-character alphanumeric
combination listed as Hardware Address is the
MAC address.
Click here
to register your MAC address
- Go to the Apple Menu and select AirPort.

- Click the arrow beside Settings to get the setting details.
- Under AirPort, make sure it says AirPort: On
as shown below. If it does not, select the Turn AirPort
On button.

- Under AirPort Network section, click the Choose network
menu. Select Create Computer to Computer network...
from the menu.

- Type NSU in the Name text field and click OK.
Now you can close the AirPort window.

- Next, go to the Apple Menu and under Control Panels, select
TCP/IP.
- Select AirPort from the Connect via
menu. From the Configure menu , select Using
DHCP Server.

- Close the TCP/IP window and click OK to save the changes made.
