Re: Device or resource busy

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Hi,

That worked for me too!

Thanks a lot Alex, Maciej!

-Rohit

On Sun, Jan 25, 2015 at 5:06 PM, Maciej Wasilak <wasilak@xxxxxxxxx> wrote:
> Hello,
>
> 2015-01-23 8:59 GMT+01:00 Alexander Aring <alex.aring@xxxxxxxxx>:
>>> Do you are sure that there is no daemon running or something else which
>>> automatically ifup the interface again if you want to set it down? Maybe
>>> just mv the /etc/$NETWORKING_STUFF into a separate directory and try again.
>
> After your pointers I've found the answer on one of the forums - the
> problem is caused by ifplugd service, which automatically brings up
> wpan0 interface after it is brought down.
> It seems that in previous branch (linux-wpan-next) this problem didn't
> exist, because wpan0 interface had to be manually created (and ifplugd
> didn't mess with it).
>
> Solution 1 (blunt): killall ifplugd
>
> Solution 2: edit /etc/default/ifplugd
>
> My working /etc/default/ifplugd below:
> ____
>
> # This file may be changed either manually or by running dpkg-reconfigure.
> #
> # N.B.: dpkg-reconfigure deletes everything from this file except for
> # the assignments to variables INTERFACES, HOTPLUG_INTERFACES, ARGS and
> # SUSPEND_ACTION.  When run it uses the current values of those variables
> # as their default values, thus preserving the administrator's changes.
> #
> # This file is sourced by both the init script /etc/init.d/ifplugd and
> # the udev script /lib/udev/ifplugd.agent to give default values.
> # The init script starts ifplugd for all interfaces listed in
> # INTERFACES, and the udev script starts ifplugd for all interfaces
> # listed in HOTPLUG_INTERFACES. The special value all starts one
> # ifplugd for all interfaces being present.
> INTERFACES="eth0"
> HOTPLUG_INTERFACES="eth0"
> ARGS="-q -f -u0 -d10 -w -I"
> SUSPEND_ACTION="stop"
>
> Thank you very much for your help!!!
>
> Regards
> Maciek
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