- Make sure that the base station is connected to power.
- Press and hold the reset button for about 5 seconds, until the status light on the base station flashes amber rapidly. Then release the button.
- Wait about a minute for the base station to finish restarting.
- Open AirPort Utility, which is in the Utilities folder of your Applications folder.
- Click the Other Wi-Fi Devices button, then select your base station from the list. Click Edit.
- Click the Other Options button.
- Click ”Restore previous settings,” then click Next until you get to the final window.
- When AirPort Utility indicates that setup is complete, click Done.
- under the "Internet" tab:
- set the IPv4 Address to what you want the WAP's LAN Address to be
- set the Router Address to what you want the WAP's Lan Address to be
- assuming you want this WAP to act as your network's router
- under the "Network" tab:
- set the Router Mode to DHCP
- define the DHCP range
- it's good practice to keep the range as small as possible, to support only slightly more addresses than the number of wireless devices you plan to connect
- click "update" to confirm your settings