/etc/network/interface


iface wl0 inet static
        address 192.168.10.1
        netmask 255.255.255.0
        broadcast +
        wireless-type broadcom
        wireless-country DE
        wireless-mode ap
        wireless-ssid blah
        wireless-channel 11
        wireless-security wpa-psk
        wireless-authorization psk2
        wireless-encryption aes
        wireless-wpa-key blubbs


$ ifup wl0
Command 'set infra' failed: -1
set: error parsing value "off" as an integer for set of "wep"
var     unrecognized name, type -h for help

set: error parsing value "off" as an integer for set of "tkip"
var     unrecognized name, type -h for help

set: error parsing value "on" as an integer for set of "aes"
var     unrecognized name, type -h for help

$ ifconfig
wl0       Link encap:Ethernet  HWaddr 00:18:F3:E9:8E:4A
          inet addr:192.168.10.1  Bcast:192.168.10.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
          Interrupt:2 Base address:0x2000