Andre Puschmann

I suggest you use iperf3 (the only maintained iperf version) and use UDP traffic only for the start. TCP is more complicated to get right. You can do that once...

hey, try to play with the gains, likely you're saturating the receiver.

The nof_prb 52 is correct for 10 MHz NR, for LTE it was 50. If the core says it doesn't support the "slice" maybe you don't have the PLMN configured...

Thanks for that. Merging that in for the next release.

Are you using a GPSDO or external reference with your B210? If not, that could be an issue. Some phones can be very picky.

You somehow need to calibrate your eNB transmitter. If you have another SDR you could use this to sync to a local GSM basestation and use this as reference for...

Thanks for reporting. We have a look on this shortly.

I am afraid the TDD support in the UE hasn't been the focus for a while. There is an suggestion https://github.com/srsran/srsRAN/issues/770 that might help.

Hey @koh-osug, thanks for the PR and please excuse the long delay in responding. Meanwhile we've double checked with Ubuntu 20.04-4 and also 22.04 and it compiles fine without it....

Usually the issue comes from insufficient rights to set scheduler to RT. Since you're running with sudo you should have the rights though. I don't think it's an srsRAN issue...