Hi, 
thanks for all the support :)
I found out that my 2.5mm stereo jack is not long enough into the port.
So I try to cut out the plastic and now it work with the Hello World program. 
But when I try to flash RSSI program, it said that not enough memory 64k blabla...



On Sun, Dec 3, 2017 at 6:46 PM, Sylvain Munaut <246tnt@gmail.com> wrote:
Hi,

> My last suspect is the phone. My phone is C118 made in china. Is that any
> limitations on specified region that support osmocom ?

No but a lot of "old" phones have a pretty damaged/ dirty jack
connector inside that makes the data transfer unreliable.
You could try replacing it.

Cheers,

    Sylvain



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