[srslte-users] UE attach but can't create VPN

Theo Gurgey theo.gurgey at collins.com
Wed Aug 19 10:04:43 UTC 2020


Hello,

It is BAND2 that is correct, and I tested BAND1 just in case, It is not
relevant.

What can I do if my LimeSDR mini is transmitting a bad signal ?

Regards,
Theo.

Le mer. 19 août 2020 à 11:14, Andre Puschmann <
andre.puschmann at softwareradiosystems.com> a écrit :

> Hey,
>
> On 22/7/20 18:24, theo.gurgey at laposte.net wrote:
> > Hello,
> >
> > Thank you Andre for your answer. Indeed I chose the wrong config for
> > antenna port, LNAW,BAND2 is better for 800 MHz Band.
>
> I think the BAND1 is the correct Tx antenna for 800 MHz. Give this a try
> and check with another SDR that the transmitted eNB signal looks good
> and has adequate strength.
>
>
> Thanks
> Andre
>
> >
> > However, I stil have the same issue‌ at the RF level. I am sure my UL is
> > good because I can see packet from UE on the interface srs_spgw_sgi, but
> > my DL is very poor because my UE receives at best only 1/10 packets
> > (when it is not 0).
> >
> > Moreover, my network is silent for every frequency band different of
> > band 20 (EARFCN = 6200).
> >
> > What can I do to improve it ?
> >
> > The T-tracer tells me yet the channel quality is on top (see below or in
> > attached image) :
> >
> >
> >
> >
> ------DL--------------------------------UL------------------------------------
> > rnti cqi  ri mcs brate   ok  nok  (%)  snr  phr mcs brate   ok  nok
> > (%)   bsr
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  106k   25    0
> >  0%   0.0
> >   47  15   0  16  4.6k    1    0   0% 33.9 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 8.0  4.6k    1    0   0% 33.6 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.1 40.0  15  107k   25    0
> >  0%   0.0
> >
> >
> ------DL--------------------------------UL------------------------------------
> > rnti cqi  ri mcs brate   ok  nok  (%)  snr  phr mcs brate   ok  nok
> > (%)   bsr
> >   47  15   0 0.0     0    0    0   0% 33.5 40.0  15  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.5 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.6 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  102k   24    0
> >  0%   0.0
> >   47  15   0  16  4.6k    1    0   0% 33.6 40.0  15  111k   26    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.8 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.6 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.6 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  106k   25    0
> >  0%   0.0
> >
> >
> ------DL--------------------------------UL------------------------------------
> > rnti cqi  ri mcs brate   ok  nok  (%)  snr  phr mcs brate   ok  nok
> > (%)   bsr
> >   47  15   0 0.0     0    0    0   0% 33.7 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   04294967296.000000   328    1    0   0% 33.6 40.0  15  107k
> >  25    0   0%   0.0
> >   47  15   0 0.0     0    0    0   0% 33.9 40.0  15  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0  4.4k    1    0   0%    0 40.0   0  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  106k   25    0
> >  0%   0.0
> >   47  15   0 0.0  4.6k    1    0   0%    0 40.0   0  107k   25    0
> >  0%   0.0
> >   47  15   0 0.0     0    0    0   0%    0 40.0   0  106k   25    0
> >  0%   0.0
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > Regards,
> > Theo.
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > _______________________________________________
> > srslte-users mailing list
> > srslte-users at lists.softwareradiosystems.com
> > http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
> >
>
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