MDL-Error in case of OsmocomBB+OpenBTS

Holger Hans Peter Freyther holger at freyther.de
Tue Jan 8 09:53:40 UTC 2013


On Mon, Jan 07, 2013 at 08:04:50PM +0000, Pavel Baturko wrote:

Hi,


> <0001> gsm48_rr.c:4984 MDL-Error (cause 3) ignoring
> <0001> gsm48_rr.c:4987 MDL-Error (cause 3) aborting
> <0001> gsm48_rr.c:355 new state dedicated -> idle

It is something I experienced recently as well and created this[1] to
improve the warning. In case of the osmo-bts this error was triggered
by a wrong filling frame[2]. Make sure that OpenBTS is sending it as
a command and not as a response.

holger


[1] http://cgit.osmocom.org/cgit/osmocom-bb/commit/?h=zecke/work-with-nitb
[2] http://cgit.osmocom.org/cgit/osmo-bts/commit/?id=6ae49691afc4dc067f9dfb6c4aa386ec05f3cc1c




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