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It happened after I had been away for some time from home and had added one network to my wpa_supplicant.conf and had been trying to get netcfg to be run at startup. Here is what I get.
$ sudo netcfg wpa_suppl
:: wpa_suppl up [BUSY]
> DHCP IP lease attempt failed. [FAIL]
But when I do it "manually" it works
$ sudo wpa_supplicant -Dwext -iwlan0 -c /etc/wpa_supplicant.conf
Trying to associate with <mac_adress> (SSID='<My_ssid>' freq=2437 MHz)
Associated with <mac_adress>
WPA: Key negotiation completed with <mac_adress> [PTK=CCMP GTK=TKIP]
CTRL-EVENT-CONNECTED - Connection to <mac_adress> completed (auth) [id=0 id_str=]$ sudo dhcpcd wlan0
dhcpcd[5767]: version 5.2.11 starting
dhcpcd[5767]: wlan0: rebinding lease of 10.0.0.7
dhcpcd[5767]: wlan0: broadcasting for a lease
dhcpcd[5767]: wlan0: offered 192.168.2.8 from 192.168.2.1
dhcpcd[5767]: wlan0: acknowledged 192.168.2.8 from 192.168.2.1
dhcpcd[5767]: wlan0: checking for 192.168.2.8
dhcpcd[5767]: wlan0: leased 192.168.2.8 for infinity
dhcpcd[5767]: forked to background, child pid 5796
Here is my /etc/wpa_supplicant.conf
ctrl_interface=/var/run/wpa_supplicant
ctrl_interface_group=network
update_config=1
network={
ssid="<My_ssid>"
proto=RSN
key_mgmt=WPA-PSK
pairwise=CCMP TKIP
group=CCMP TKIP
psk=<generated_string_with_wpa_passphrase>
}
my /etc/network.d/wpa_suppl
CONNECTION='wireless'
DESCRIPTION='A wpa_supplicant configuration based wireless connection'
INTERFACE='wlan0'
SECURITY='wpa-config'
WPA_CONF='/etc/wpa_supplicant.conf'
IP='dhcp'
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