[Dextrose] Wanting to know a bit of (NetworkManager) workflow upon resume-from-suspend

[Paul Fox]

ajay wrote:
 > Any ideas please, regarding the two latest queries :) ?
 > 
 > Regards,
 > Ajay
 > 
 > On Mon, Apr 30, 2012 at 1:00 PM, Ajay Garg <ajay at activitycentral.com> wrote:
 > 
 > > Thanks Martin and Jon for the replies.
 > >
 > > On Sun, Apr 29, 2012 at 3:04 PM, Jon Nettleton <jon.nettleton at gmail.com>wrote:
 > >
 > >> On Sun, Apr 29, 2012 at 10:04 AM, Martin Abente
 > >> <martin.abente.lahaye at gmail.com> wrote:
 > >> > Are you guys still using this?
 > >> >
 > >> 
 > http://git.sugarlabs.org/dextrose-platform/mainline/blobs/master/etc/powerd/post
 > resume.d/disable_mesh.sh
 > >> >
 > >> > If so, you should remove it IF there is no way to guarantee that it
 > >> will run
 > >> > before NM picks up the device. At least it will avoid the crash...
 > >> >
 > >> > I would ask in the NM community if there is a better way to disable a
 > >> > particular device, like banning a device(?).
 > >>
 > >> Edit /etc/NetworkManager/NetworkManager.conf
 > >>
 > >> Add a line to the [main] section like
 > >>
 > >> no-auto-default=xx:xx:xx:xx:xx (obviously replacing the x's with the
 > >> mac-address of your mesh device.)
 > >>
 > >
 > >
 > > This should be a lot cleaner solution.
 > > However, two queries ::
 > >
 > >
 > > a)
 > > Doing "ifconfig" on the XO-1, only shows information for "eth0" and "lo"
 > > (no mesh device listed).
 > > So, how can the mac address for the mesh device be found?

it's the same as that for eth0.

 > > b)
 > > Are mac address for XO-1s, EXACTLY same, for every XO-1 on this planet?

of course not.  how would they tell one another apart?

paul

 > >
 > >
 > > Looking forward to a reply.
 > >
 > >
 > >
 > > Thanks and Regards,
 > > Ajay
 > >
 > >
 > >
 > >>
 > >> This does not stop NM from managing your device, but does stop it from
 > >> auto-connecting the device.  You would still be able to go into NM and
 > >> manually enable the mesh network.   If you want NM to completely leave
 > >> the device alone you can go one more step.
 > >>
 > >> Also in /etc/NetworkManager/NetworkManager.conf
 > >>
 > >> change the plugins line to
 > >>
 > >> plugins=ifcfg-rh,keyfile
 > >>
 > >> Then add a section that looks like this.
 > >>
 > >> [keyfile]
 > >> unmanaged-devices=mac:xx:xx:xx:xx:xx:xx (Where X's are the mac address
 > >> of the device you want to ignore)
 > >>
 > >>
 > >> Hope that helps, let me know if you have further questions.
 > >>
 > >> -Jon
 > >>
 > >
 > >
 > part 2     text/plain                 129
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=---------------------
 paul fox, pgf at laptop.org