[srsran-users] mbsfn with zmq rel 2021_10

J Giovatto jgiovatto at adjacentlink.com
Mon Nov 15 04:03:58 UTC 2021


Hi
I tried it and it DOES work.

Thanks
Joe

On 11/14/21 19:26, Justin Tallon wrote:
> Hey Joe,
>
> as a sanity check, can you see if it works for you at this 
> commit: 5d6b48311ea028a83c4bc6aa532b9d3a3c5ccca6?
>
> Thanks,
> Justin
>
>
>       Justin Tallon
>
> Senior Engineer
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> Software Radio Systems Ltd.
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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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