[srsran-users] mbsfn with zmq rel 2021_10

[Justin Tallon]

Hey Joe,

as a sanity check, can you see if it works for you at this
commit: 5d6b48311ea028a83c4bc6aa532b9d3a3c5ccca6?

Thanks,
Justin
Justin Tallon

Senior Engineer

Software Radio Systems Ltd.
+353860670753
justin at srs.io
www.srs.io
Barcelona, Spain
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On Sun, Nov 14, 2021 at 11:52 PM J Giovatto <jgiovatto at adjacentlink.com>
wrote:

> Hi folks,
>
> Im trying to get multicast working with the latest release using zmq
> using all the sample config files (sib.conf.mbsfn).
>
> the mbms application seems to be getting the traffic ...
>
> 021-11-14T22:50:01.559782 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:02.559789 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:03.559782 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:04.559771 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:05.559775 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:06.559780 [MBMS   ] [D] Sent 1036 Bytes
> 2021-11-14T22:50:07.559777 [MBMS   ] [D] Sent 1036 Bytes
>
> No multicast is making it out to the ue tun interface.
>
> I see this in the ue logs ...
>
> 2021-11-14T22:40:16.746002 [PHY0   ] [I] [ 9601] PMCH: l_crb=50,
> tbs=277, mcs=2, crc=OK, snr=143.0 dB, n_iter=2.0
> 2021-11-14T22:40:16.746005 [MAC    ] [I] [ 9601] MCH Sched Info: LCID:
> 1, Stop: 0, tti is 9602
> 2021-11-14T22:40:16.746017 [PHY    ] [I] [ 9601] cc_idx 0, noise 0.000,
> rsrp -11.282, rsrq -3.655, rssi 13.891, pathloss 11.282, sinr  141.606,
> sync_err 0.000000
> 2021-11-14T22:40:16.746081 [MAC    ] [I] [ 9601] MCH Sched Info: LCID:
> 1, Stop: 0, tti is 9602
> 2021-11-14T22:40:16.746084 [RLC    ] [I] MRB0 Rx data PDU SN=0 (16 B)
>      0000: 00 00 0f e0 86 02 8c 2e 00 00 30 00 00 00 00 80
> 2021-11-14T22:40:16.746085 [RLC    ] [I] MRB0 SN=0 outside rx window
> [1:1] - discarding
>
>
> Joe
>
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