Boot the Compact Flash for the first time with 9600 bauds:
Press 1 to start the firewall in configuration mode.
This is firewall default text-mode menu:
Plug in a network cable from your local network (WAN) to the ALIX board.
pfSense is not able to assign wireless interfaces from the console.
Press 1 to assign interfaces.
When asked, press 'a' for automatic configuration.
Now your interfaces have been detected, but the IP address is 192.168.1.1:
Press 2 to assign a new IP adress, which can be reached on your LAN:
In our example, we modified the default LAN address to 192.168.0.1.
When asked, choose 24 (255.255.255.0) as network mask and restart webconfigurator.
Note down the IP address of your ALIX board.