Re: Cannot see the D-BUS for WIFI device when NM is running

[Dan Williams <dcbw redhat com>]

On Wed, 2010-03-31 at 10:31 -0700, Bluesky_greenleaf wrote:
> Dear Dan,
> 
> I don't start the D-Bus for WIFI when am running the NM in my embedded
> device. I don't know if there is the problem for NM or device driver.
> But I can use iwconfig and dhclient to set wifi to connect to
> Internet. I also know the device driver may be the problem for iwioctl
> since there are some warning as shown in /var/log/message, I also have
> checked NM is always calling sys/ioctl.h.  My questions, if I don't
> fix the device driver, Is there a way to fix this problem through
> change some codes in NM?, or there is no way in the NM side.   The
> wifi device is Atheros AR6000,Thanks for your suggestion.

The errors are coming from iwconfig and/or wpa_supplicant and should be
harmless actually.

Can you grab your /etc/network/interfaces file for me?

Dan

> Wei
> 
> 
> The information from /var/log/messages:
> 
> [42949383.220000] ar6000_init() Got WMI @ 0xccc41c00.
> [42949383.470000] mac address = 00:21:e8:70:c8:bc
> [42949383.470000] ar6000_init() WMI is ready
> [42949383.490000] wmi_control_rx() : Unknown id 0x101e
> [42949383.500000] AR6000 Reg Code = 0x80000348
> [42949397.410000] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [42949403.940000] iwioctl: cmd=0x8b03 not allowed in this mode
> [42949403.950000] iwioctl: cmd=0x8b1d not allowed in this mode
> [42949403.960000] iwioctl: cmd=0x8b23 not allowed in this mode
> [42949403.970000] iwioctl: cmd=0x8b25 not allowed in this mode
> [42949404.020000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949404.250000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949406.050000] iwioctl: cmd=0x8b03 not allowed in this mode
> [42949406.070000] iwioctl: cmd=0x8b1d not allowed in this mode
> [42949406.080000] iwioctl: cmd=0x8b23 not allowed in this mode
> [42949406.090000] iwioctl: cmd=0x8b25 not allowed in this mode
> [42949407.310000] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [42949408.540000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949410.130000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949414.770000] keyboard.c: can't emulate rawmode for keycode 0
> [42949419.570000] keyboard.c: can't emulate rawmode for keycode 0
> [42949420.840000] eth2: no IPv6 routers present
> [42949590.190000] iwioctl: cmd=0x8b03 not allowed in this mode
> [42949590.200000] iwioctl: cmd=0x8b1d not allowed in this mode
> [42949590.210000] iwioctl: cmd=0x8b23 not allowed in this mode
> [42949590.220000] iwioctl: cmd=0x8b25 not allowed in this mode
> [42949591.540000] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [42949592.990000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949597.360000] iwioctl: cmd=0x8b03 not allowed in this mode
> [42949597.380000] iwioctl: cmd=0x8b1d not allowed in this mode
> [42949597.390000] iwioctl: cmd=0x8b23 not allowed in this mode
> [42949597.400000] iwioctl: cmd=0x8b25 not allowed in this mode
> [42949597.920000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949599.050000] ADDRCONF(NETDEV_UP): wlan0: link is not ready
> [42949600.500000] eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> [42949610.990000] eth2: no IPv6 routers present
> 
> # iwconfig
> lo        no wireless extensions[   93.670000] iwioctl: cmd=0x8b03 not
> allowed in this mode
> .
> 
> sit0      no wireless exten[   93.690000] iwioctl: cmd=0x8b1d not
> allowed in this mode
> sions.
> 
> eth2      no wireless [   93.700000] iwioctl: cmd=0x8b23 not allowed
> in this mode
> extensions.
> 
> [   93.720000] iwioctl: cmd=0x8b25 not allowed in this mode
> wlan0     AR6000 802.11g  Mode:Managed  Bit Rate=1 Mb/s   Tx-Power=0
> dBm   
>           Sensitivity=0/3  
>           Retry:on   
>           Encryption key:off
>           Power Management:off
>           Link Quality:255/94  Signal level:-96 dBm  Noise level:-96
> dBm
>           Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>           Tx excessive retries:0  Invalid misc:0   Missed beacon:0
> 
> 
> According to the documents and your notes, I have
> setup /etc/NetworkManager/nm-system-setting.conf in the embedded
> device
> This is as follows
> $cat nm-system-setting.conf 
> [main]
> plugins=ifupdown,keyfile
> [keyfile]
> unmanaged-device=mac:00:21:e8:70:c8:bc
> [ifupdown]
> managed=false
> 
> 
> 
> Then I check the D-BUS for wifi, but the the D-bus for wifi is still
> not coming out, which still has informations as follows:
> device list is /org/freedesktop/NetworkManager/Devices/0
> 
> Device eth2 is activate
> 
>  No 
> 
> device list is /org/freedesktop/NetworkManager/Devices/1
> 
> Device wlan0 is activate
> 
> 
> 
> 
> 
> 
> On Tue, Mar 23, 2010 at 3:17 AM, Dan Williams <dcbw redhat com> wrote:
>         On Mon, 2010-03-22 at 09:25 -0700, Bluesky_greenleaf wrote:
>         > Dear Dan,
>         >
>         >
>         > There are an Ethernet(eth2) and a wifi(wlan0) in an embedded
>         device,
>         > Ethernet and Wifi are both set to connect Internet
>         successful by using
>         > the manually Linux commands such as iwconfig wlan0
>         >
>         > After NM is running in the embedded device, the D-Bus for
>         Ethernet
>         > will appear, but the the D-BUS for WIFI is not appeared,
>         which has
>         > shown as follows using the python to test:
>         
>         
>         Are you running a user or system settings service that can
>         provide the
>         necessary configuration to NetworkManager for the wifi
>         device?  NM will
>         create a "fake" DHCP ethernet connection for the wired device
>         automatically if no other configuration exists, but the wifi
>         device
>         doesn't get one because you obviously need the SSID and
>         security details
>         of the wifi network first.
>         
>         Normally NM provides the system-settings service (which
>         translates the
>         distros normal network config files
>         like /etc/network/interfaces
>         or /etc/sysconfig/network-scripts/ifcfg-* into configuration
>         that NM can
>         use).  This is done through "plugins" for each distro, or via
>         the
>         generic 'keyfile' plugin.
>         Check /etc/NetworkManager/nm-system-settings.conf to see what
>         plugins
>         you have enabled.
>         
>         And in teh GNOME desktop, nm-applet will store network
>         configuration in
>         GConf and send that to NM.
>         
>         If there isn't any configuration provided to NM by either an
>         enabled
>         system setting plugin or by a user applet, then NM has no idea
>         what to
>         connect to.  It'll only connect to networks you specifically
>         tell it to,
>         as a security measure.
>         
>         For more info:
>         
>         http://live.gnome.org/NetworkManagerConfiguration
>         http://live.gnome.org/NetworkManager/SystemSettings
>         
>         
>         Dan
>         
>         
>         >
>         > device list is /org/freedesktop/NetworkManager/Devices/0
>         >
>         >
>         > Device eth2 is activate
>         >
>         > The right result of D-bus information for Ethernet and wfi
>          should be
>         > appeared like as follows:
>         >
>         > device list is /org/freedesktop/NetworkManager/Devices/0
>         > device list is /org/freedesktop/NetworkManager/Devices/1
>         > Device eth2 is activated
>         >
>         > Device wlan0 is not activated
>         >
>         > This maybe the driver problem, but are there also some
>         comments or
>         > suggest ideas from the NM? Thanks
>         >
>         > Below are some information in this device
>         >
>         > # ifconfig
>         >
>         > eth2 Link encap:Ethernet HWaddr 00:25:9C:D8:83:73
>         >
>         > inet addr:10.0.0.3 Bcast:10.0.0.255 Mask:255.255.255.0 UP
>         BROADCAST
>         > RUNNING MULTICAST MTU:1500 Metric:1 RX packets:11 errors:0
>         dropped:0
>         > overruns:0 frame:0 TX packets:16 errors:0 dropped:0
>         overruns:0
>         > carrier:0 collisions:0 txqueuelen:1000
>         >
>         > RX bytes:1334 (1.3 KiB) TX bytes:1796 (1.7 KiB)
>         >
>         > lo Link encap:Local Loopback
>         >
>         > inet addr:127.0.0.1 Mask:255.0.0.0
>         >
>         > UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:13
>         errors:0
>         > dropped:0 overruns:0 frame:0 TX packets:13 errors:0
>         dropped:0
>         > overruns:0 carrier:0 collisions:0 txqueuelen:0
>         >
>         > RX bytes:832 (832.0 B) TX bytes:832 (832.0 B)
>         >
>         > wlan0 Link encap:Ethernet HWaddr 00:21:E8:70:C8:BC UP
>         BROADCAST
>         > MULTICAST MTU:1500 Metric:1 RX packets:94 errors:0 dropped:0
>         > overruns:0 frame:0 TX packets:45 errors:0 dropped:0
>         overruns:0
>         > carrier:0 collisions:0 txqueuelen:1000
>         >
>         > RX bytes:12004 (11.7 KiB) TX bytes:468 (468.0 B)
>         >
>         >
>         > # iwconfig
>         >
>         > [ 153.890000] iwioctl: cmd=0x8b23 not allowed in this mode
>         >
>         > [ 153.900000] iwioctl: cmd=0x8b25 not allowed in this mode
>         >
>         > wlan0 AR6000 802.11g Mode:Managed Bit Rate:1 Mb/s Tx-Power=0
>         dBm
>         >
>         > Sensitivity=0/3
>         >
>         > Retry:on
>         >
>         > Encryption key:off
>         >
>         > Power Management:on
>         >
>         > Link Quality:255/94 Signal level:-96 dBm Noise level:-96 dBm
>         >
>         > Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
>         >
>         > Tx excessive retries:0 Invalid misc:0 Missed beacon:0
>         >
>         > lo no wireless extensions.
>         >
>         > eth2 no wireless extensions.
>         >
>         >
>         > nm-system-settings.conf
>         >
>         > [main]
>         >
>         > plugins=ifupdown,keyfile
>         >
>         >
>         > [keyfile]
>         >
>         > unmanaged-device=mac:00:21:e8:70:c8:bc
>         >
>         > [ifupdown]
>         >
>         > managed=false
>         >
>         >
>         
>         
>         
>