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Re: Switching from WiFi to 3G causes network loss

 

Thank you,
I'll try and let you know

Cheers,
Fabio

On 12 May 2016 at 09:51, Matthias Apitz <guru@xxxxxxxxxxx> wrote:

> El día Thursday, May 12, 2016 a las 09:38:47AM +0200, Fabio Colella
> escribió:
>
> > Hello,
> > I'm experiencing a critical problem with BQ Aquaris E4.5.
> >
> > When connected to a WiFi network it can connect to Internet (surf the
> web,
> > send and receive telegram messages). If I turn the WiFi off the mobile
> > switches to use the 3G network, but now it's not connected to Internet
> any
> > more.
> >
> > I found that rebooting with the WiFi off solves the issue temporarily, as
> > when booted the device works correctly with my 3G network. If I turn the
> > WiFi on and connect to a WiFi network, it continues to work, but turning
> it
> > off (and so switching back to 3G network) causes the issue again. This is
> > particularly annoying as it means that a reboot is required each time
> > there's the need to use the 3G.
> >
> > Has ever been reported a similar issue?
>
> No.
>
> > To which package could I file a bug report?
> > What kind of logs can be useful for that?
> >
> > I can also try to debug that by myself if someone shows me where to start
> > from ;)
> >
>
> I would start with SSH into the device and check the state of the
> interfaces ccmni0, ccmni1 with ifconfig and the routing with netstat -rn
> mine looks reight now as:
>
> phablet@ubuntu-phablet-bq:~$ ifconfig  ccmni0
> ccmni0    Link encap:Ethernet  HWaddr c6:39:1f:c8:da:dc
>           inet addr:10.79.89.121  Mask:255.255.255.0
>           UP RUNNING NOARP  MTU:1500  Metric:1
>           RX packets:125009 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:91935 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1000
>           RX bytes:80658148 (80.6 MB)  TX bytes:9120874 (9.1 MB)
>
> phablet@ubuntu-phablet-bq:~$ netstat -rn
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags   MSS Window  irtt
> Iface
> 0.0.0.0         10.79.89.121    0.0.0.0         UG        0 0          0
> ccmni0
> 10.42.0.0       0.0.0.0         255.255.255.0   U         0 0          0
> ap0
>
> The ap0 exists because I switched on Hotspot; ccmni0 is the data mobile
> interface.
>
>         matthias
>
> --
> Matthias Apitz, ✉ guru@xxxxxxxxxxx, ⌂ http://www.unixarea.de/  ☎
> +49-176-38902045
> 8 мая 1945: Спасибо, Советского Союза!  --  May 8, 1945: Thank you, Soviet
> Union!
>
> --
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