wlan at ubilinux with edison

ubilinux な edison で wlan

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> wpa_passphrase koya ${your_wpa_passwd} > koya-wlan.conf
> cp ./koya-wlan.conf /etc/wpa_supplicant/
> vi /etc/network/interfaces
auto wlan0
iface wlan0 inet dhcp
 # For WPA
+ wpa-conf /etc/wpa_supplicant/koya-wlan.conf
- wpa-ssid test
- wpa-psk pass
+ #wpa-ssid test
+ #wpa-psk pass
 # For WEP
 #wireless-essid Emutex
 #wireless-mode Managed
 #wireless-key s:passwordk

> ifdown wlan0
nternet Systems Consortium DHCP Client 4.2.2
Copyright 2004-2011 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/wlan0/78:4b:87:a8:f0:e9
Sending on LPF/wlan0/78:4b:87:a8:f0:e9
Sending on Socket/fallback
DHCPRELEASE on wlan0 to 192.168.11.1 port 67

> ifup wlan0
Internet Systems Consortium DHCP Client 4.2.2
Copyright 2004-2011 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/wlan0/78:4b:87:a8:f0:e9
Sending on LPF/wlan0/78:4b:87:a8:f0:e9
Sending on Socket/fallback
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8
DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 13
DHCPREQUEST on wlan0 to 255.255.255.255 port 67
DHCPOFFER from 192.168.11.1
DHCPACK from 192.168.11.1
bound to 192.168.11.11 -- renewal in 76747 seconds.

> iwconfig wlan0
wlan0 IEEE 802.11abgn ESSID:"koya"
 Mode:Managed Frequency:2.412 GHz Access Point: 4C:E6:76:3E:BE:A1
 Bit Rate=54 Mb/s Tx-Power=31 dBm
 Retry long limit:7 RTS thr:off Fragment thr:off
 Encryption key:off
 Power Management:on
 Link Quality=56/70 Signal level=-54 dBm
 Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
 Tx excessive retries:14 Invalid misc:1 Missed beacon:0