[SailfishDevel] lock JP01 on 4G, is it possible?

Mon Apr 24 13:22:59 UTC 2017

Whoever is interested, can subscribe for notifications in Mer bugzilla:

https://bugs.merproject.org/show_bug.cgi?id=1640

Whenever I have something to test, I'll drop a note there, to avoid 
spamming everyone on this list.

Cheers,
-Slava

> Hi Claudio,
>
>
> Yes, it would be useful to test this one too. For your convenience, I 
> have built the rpm here:
>
>
> https://build.merproject.org/package/show/home:slava:test/ofono
>
>
> Cheers,
>
> -Slava
>
>
>
>> Hi Slava,
>>
>> so is better to wait your new implementation (extending the api) or 
>> the testing of the merge request patch still gives you useful feedback?
>>
>>
>>
>> ------------------------------------------------------------------------
>>
>> Date: Thu, 20 Apr 2017 18:41:49 +0300
>> From: Slava Monich <slava.monich at jolla.com>
>> To: devel at lists.sailfishos.org
>> Subject: Re: [SailfishDevel] lock JP01 on 4G, is it possible?
>> Message-ID: <719e202b-892a-29d7-404f-e60e60a54e93 at jolla.com>
>> Content-Type: text/plain; charset="utf-8"; Format="flowed"
>>
>> Hi Claudio,
>>
>> I would say update to 2.1 first. 2.0.5 is missing some packages that the
>> latest ofono build depends on.
>>
>> After giving it a bit more thought, I'm leaning towards not merging this
>> one but instead extending the api in such a way that would allow
>> selecting an arbitrary combination of technologies.
>>
>> Cheers,
>> -Slava
>>
>>
>> >
>> > Hi Slava,
>> > I am interested in testing your solution. Does it work on SFOS 2.0.5
>> > or do I have to upgrade to 2.1 first?
>> >
>> > Also, how do I apply the patch? Is it possible to have it as
>> > patchmanager patch in openrepos?
>> >
>> > Lastly, does the patch also work on 3G (means, it strictly allows only
>> > 3G)?
>> >
>> > Thank you
>> > Claudio
>> >
>> > 
>> ------------------------------------------------------------------------
>> >
>> >
>> > Message: 1
>> > Date: Fri, 14 Apr 2017 20:36:50 +0300
>> > From: Slava Monich <slava.monich at jolla.com>
>> > To: devel at lists.sailfishos.org
>> > Subject: Re: [SailfishDevel] lock JP01 on 4G, is it possible?
>> > Message-ID: <b3463e0e-f3af-df3e-af7e-16523fc59b0a at jolla.com>
>> > Content-Type: text/plain; charset=utf-8; format=flowed
>> >
>> > Hi all,
>> >
>> > This should allow to force the use of the particular cellular 
>> technology:
>> >
>> > https://git.merproject.org/mer-core/ofono/merge_requests/112
>> <https://git.merproject.org/mer-core/ofono/merge_requests/112>
>> 	
>> Allow to strictly define the preferred technology (!112) · Merge 
>> Requests · mer-core / ofono 
>> <https://git.merproject.org/mer-core/ofono/merge_requests/112>
>> git.merproject.org
>> Currently, if e.g. LTE is selected as the preferred technology, we 
>> allow all technologies up to and including LTE. With the 
>> `StrictTechnologySelection` option enabled, it would mean LTE and 
>> nothing...
>>
>>
>> >
>> > Obviously, there's no UI for this option and there won't be any time
>> > soon, but once this patch is merged, you will be able to enable it from
>> > the command line like this:
>> >
>> > dbus-send --system --print-reply --type=method_call --dest=org.ofono
>> > /ril_0 org.nemomobile.ofono.SimSettings.SetStrictTechnologySelection
>> > boolean:true
>> >
>> > The option survives the reboot and the value is stored on a per-SIM
>> > basis. It would be nice if somebody could give it a try and let me know
>> > (preferably by commenting on the merge request) if it does indeed help.
>> >
>> > Cheers,
>> > -Slava
>> >
>> > > Prefer 4g used to be 'lteumts' so with 3g, maybe 'lte' worked to
>> > restrict to 4G as callback switching didn't work and now it no longer
>> > works as before, so you'll have to be happy with 3g because they fixed
>> > it (jk, but wouldn't be surprised, edge cases get forgotten once they
>> > figure out the popular case)
>> > >
>> > > On Thursday, 13 April 2017, E.S. Rosenberg wrote:
>> > >> On my JP1 "Prefer 4G" in the network settings means that when 4G is
>> > >> available and I'm not making a call/sending an sms I am on 4G.
>> > >>
>> > >> I never thether WiFi though so don't know if that would work,
>> > usually use
>> > >> USB tethering so that it's charging and not finishing the battery
>> > so fast.
>> > >>
>> > >> 2017-04-13 16:10 GMT+03:00 szopin <szopin at gmail.com>:
>> > >>
>> > >>> check https://git.merproject.org/mer-core/ofono/blob/master/
>> <https://git.merproject.org/mer-core/ofono/blob/master/>
>> 	
>> Files · master · mer-core / ofono 
>> <https://git.merproject.org/mer-core/ofono/blob/master/>
>> git.merproject.org
>> Sailfish OS fork of https://01.org/ofono
>>
>>
>> > <https://git.merproject.org/mer-core/ofono/blob/master/>
>> <https://git.merproject.org/mer-core/ofono/blob/master/>
>> 	
>> Files · master · mer-core / ofono 
>> <https://git.merproject.org/mer-core/ofono/blob/master/>
>> git.merproject.org
>> Sailfish OS fork of https://01.org/ofono
>>
>>
>> > >>> ofono/doc/radio-settings-api.txt
>> > >>> it still says lte is for lte only, maybe a bug, or maybe a feature
>> > with
>> > >>> callback switching, on j1 it used to block any call functionality,
>> > might've
>> > >>> been undesired behaviour, no idea (I had a similar situation like
>> > you and
>> > >>> wanted 4g only and it used to block any 2-3g connections, maybe 
>> it was
>> > >>> dropped)
>> > >>>
>> > >>> On 13 April 2017 at 14:13, Claudio Campeggi 
>> <claudio.campeggi at studio.
>> > >>> unibo.it> wrote:
>> > >>>
>> > >>>> Hi,
>> > >>>> thank you for your replies but the command you provided 
>> doesn't work.
>> > >>>> I do know that I won't be able to receive calls, but on 3G I
>> > barely get 5 megabits whereas on 4G I get always 10 megabits or more,
>> > not to talk about the amazingly low latency on 4G compared to 3G.
>> > >>>> I want to force JP01 on 4G as once I start wifi tethering it
>> > won't automatically go to 4G, and I do know that there is 4G coverage
>> > in that place (as I wrote, better walls penetration on 800Mhz)..
>> > >>>>
>> > >>>> Regards
>> > >>>>
>> > >>>>
>> > >>>> Yeah, ppl calling you would get busy signal (and no text from
>> > your provider to tell you about it), it doesn't work on jollac,and
>> > since radio switcher was mentioned as no longer working no idea if it
>> > still does
>> > >>>>
>> > >>>> On Tuesday, 11 April 2017, E.S. Rosenberg wrote:
>> > >>>>> * The dialog in System Settings should be enough, it should be
>> > noted though
>> > >>>> *>* that LTE did not usually support voice calls so when you are
>> > making the
>> > >>>> *>* call the phone always needs to switch back to UMTS (things
>> > may have
>> > >>>> *>* changed).
>> > >>>> *> >* 2017-04-10 16:25 GMT+03:00 <szopin at gmail.com
>> > <https://lists.sailfishos.org/cgi-bin/mailman/listinfo/devel>>:
>> Devel -- Sailfish OS Developers 
>> <https://lists.sailfishos.org/cgi-bin/mailman/listinfo/devel>
>> lists.sailfishos.org
>> To see the collection of prior postings to the list, visit the Devel 
>> Archives. Using Devel: To post a message to all the list members, 
>> send email to ...
>>
>>
>> > >>>> *> >* > This should force lte (calls will most likely be
>> > disabled, change 'lte' to
>> > >>>> *>* > 'any' to switch back):
>> > >>>> *>* >
>> > >>>> *>* > dbus-send --system --print-reply --dest=org.ofono /ril_0 org
>> > >>>> *>* > .ofono.RadioSettings.SetProperty 
>> string:"TechnologyPreference"
>> > >>>> *>* > variant:string:"
>> > >>>> *>* > lte"
>> > >>>> *>* >
>> > >>>> *>* > (or at least this used to work in 2014)
>> > >>>> *>* >
>> > >>>> *>* >
>> > >>>> *>* > On Monday, 10 April 2017, Claudio Campeggi wrote:
>> > >>>> *>* > > Hi,
>> > >>>> *>* > > in the past I used the Radio Switch app (on warehouse) to
>> > lock my JP01
>> > >>>> *>* > > on 4G network (it seems that if 3G signal is low sailfish
>> > doesn't search
>> > >>>> *>* > > for 4G networks, but in my area 3g is 2100MHz and 4g on
>> > 800MHz, so it
>> > >>>> *>* > > penetrates the building walls way better), but a while
>> > ago the 4G mode
>> > >>>> *>* > > stopped working because the bash command use was no
>> > longer working.
>> > >>>> *>* > >
>> > >>>> *>* > > I'm writing to know if it's still possible with a new
>> > bash command to
>> > >>>> *>* > > lock the phone in 4G only mode, and if so how.
>> > >>>> *>* > >
>> > >>>> *>* > > I do know there is the "more network modes" patch but I
>> > would like to
>> > >>>> *>* > > avoid to use patches.
>> > >>>> *>* > >
>> > >>>> *>* > > Thank you
>> > >>>> *>* > >
>> > >>>> *>* > >
>> > >>>>
>> >
>> >
>> >
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