User's Manual
5
Chapter 2: InstallationairFiber X User Guide
Ubiquiti Networks, Inc.
7.  Configure the Frequency Settings. The selected 
Frequency must be the same on both airFiberX radios.
8.  Configure the Wireless Security: 
a.  Select the AES Key Type, HEX or ASCII.
b.  For the Key field:
 - HEX  Enter 16 bytes (eight, 16-bit HEX values: 0-9, 
A-F, or a-f ). You can omit zeroes and use colons, 
similar to the IPv6 format.
Note: The airFiber Configuration Interface 
supports IPv6 formats excluding dotted 
quad and “::” (double-colon) notation. 
 - ASCII  Enter a combination of alphanumeric 
characters (0-9, A-Z, or a-z).
9.  Click Change and then click Apply.
10. In-Band Management is enabled by default, so each 
airFiberX radio must have a unique IP Address. (If the 
airFiberX radios use the same IP Address, you may lose 
access to the airFiberX radios via the DATA ports.) Click 
the Network tab.
a.  For the Management IP Address option: 
 - DHCP  Keep the default, DHCP, to use DHCP 
reservation on your router to assign a unique 
IPAddress.
 - Static  Change the IP Address, Netmask, and other 
settings to make them compatible with your 
network.
b.  Click Change and then click Apply.
Repeat the instructions in the airFiber Configuration 
section on your other airFiberX radio. After you have 
configured the airFiberX radios, disconnect them and 
move them to your installation site.
Hardware Installation
Install a Ground Wire
1.  Remove the nut from the Ground Bonding Point located 
on the back of the airFiberX radio.
Ground 
Bonding 
Point
2.  Attach a ground wire (min. 10 AWG or 5 mm
2
) to the 
lug and replace the nut to secure the wire.
3.  At the installation site, secure the other end of the 
ground wire to a grounded mast, pole, tower, or 
grounding bar.
WARNING: Failure to properly ground your 
airFiberX radio will void your warranty. 
Note: The ground wire should be as short as 
possible and no longer than one meter in length. 










