[srsran-users] Oppo Reno 4 5G with 5G SA

Andre Puschmann andre.puschmann at srs.io
Mon May 9 07:38:43 UTC 2022


Hi,

On 9/5/22 9:35, joel serna wrote:
> I have also tested another phone with the same results: One Plus Nord CE 5G
> 
> I am also waiting to receive One Plus Nord 5G

We are using the Nord 5G but have not tested the other phones/basebands.

> 
> I managed to see the network on the phone using the MCC and MNC test 
> (001/01), but the phone doesn't connect to the network and open5gs 
> doesn't show any log
> 
> You can see all the information and screenshots in this issue I have 
> opened in the open5gs repository:
> 
> https://github.com/open5gs/open5gs/issues/1522 
> <https://github.com/open5gs/open5gs/issues/1522>

Yeah, but see Nick's comment (last one). That's what I meant by 
"allowed". It's not a gNB or 5GC issue, it's just a policy decision made 
by some baseband vendors.

Thanks
Andre

> 
> Thanks
> 
> 
> 
> 
> El lun, 9 may 2022 9:23, Andre Puschmann <andre.puschmann at srs.io 
> <mailto:andre.puschmann at srs.io>> escribió:
> 
>     Hey Joel,
> 
>     we've not tested with this particular phone. However, we did have
>     issues
>     with similar phone finding the cell in the first place.
> 
>     Unless you know that the phone finds and connects to the this PLMN on
>     the same ARFCN (tested with another gNB perhaps) it could be that the
>     config is not "allowed" by the baseband.
> 
>     What helped in our case was to use a software like Network Signal Guru
>     on the phone and manually force it into SA mode.
> 
>     Thanks
>     Andre
> 
> 
>     On 6/5/22 22:25, joel serna wrote:
>      > Hello!
>      >
>      > I'm testing 5G SA with Oppo Reno 4 5G + sysmoSIM-SJA2
>      >
>      > I have configured gNB and open5gs as indicated in the 5G COTS UE
>      > documentation, but the phone does not see the network
>      >
>      > I have tried with bands 3, 7 and 20, with different arfcn, but oppo
>      > still does not see the network
>      >
>      > Has anyone tried this phone?
>      >
>      > Thanks
>      >
>      >
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> 
> 
>     -- 
>     Andre Puschmann
> 
>     Software Radio Systems (SRS)
>     https://www.srs.io <https://www.srs.io>
>     andre at srs.io <mailto:andre at srs.io>
> 
>     PGP/GnuPG key: 0x204A85DFEA324D58
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> 


-- 
Andre Puschmann

Software Radio Systems (SRS)
https://www.srs.io
andre at srs.io

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