Network Manager Fails to control Wi-Fi

[Ramprasad Vempati <ramprasad vempati gmail com>]

Hi,

I'm seeing below messages when I connect external USB Wi-Fi Adapter.
It is Proxim Adapter.

Below is the snippet of logs from /var/log/syslog. Any idea what could
have gone wrong?

Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]:
SCPlugin-Ifupdown: devices added (path:
/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3:1.0/net/wlan2,
iface: wlan2)
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]:
SCPlugin-Ifupdown: device added (path:
/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.3/2-1.3:1.0/net/wlan2,
iface: wlan2): no ifupdown configuration found.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669494] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac0a.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669519] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac08.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669533] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac09.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669545] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac06.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669558] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac0d.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669570] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac0b.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <error>
[1443005487.669582] [wifi-utils-nl80211.c:654]
nl80211_wiphy_info_handler(): Don't know the meaning of
NL80211_ATTR_CIPHER_SUITES 0x000fac0c.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2):
using nl80211 for WiFi device control
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <warn> (wlan2):
driver supports Access Point (AP) mode
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2): new
802.11 WiFi device (driver: 'carl9170' ifindex: 4)
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2):
exported as /org/freedesktop/NetworkManager/Devices/2
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2): now managed
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2):
device state change: unmanaged -> unavailable (reason 'managed') [10
20 2]
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2):
bringing up device.
Sep 23 16:21:27 ramprasad-12 NetworkManager[2516]: <info> (wlan2):
deactivating device (reason 'managed') [2]
Sep 23 16:22:27 ramprasad-12 kernel: [  247.303635] cfg80211:
Verifying active interfaces after reg change

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And NetworkManager.conf output is:

root ramprasad-12:~# cat /etc/NetworkManager/NetworkManager.conf

[main]
plugins=ifupdown,keyfile
dns=dnsmasq

no-auto-default=2C:41:38:0E:DF:81,

[ifupdown]
managed=true
################################################################################################
And output of /etc/network/interfaces is as below

root ramprasad-12:~# cat /etc/network/interfaces
auto lo
iface lo inet loopback
#auto eth0
#iface eth0 inet4 auto
#auto eth1
#iface eth1 inet4 auto
#auto eth2
#iface eth2 inet4 auto
#auto eth3
#iface eth3 inet4 auto
#auto eth4
#iface eth4 inet4 auto
#auto eth5
#iface eth5 inet4 auto
root ramprasad-12:~#

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