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Holger Freyther holger at freyther.de> On 24 Mar 2017, at 15:49, Edwin Reed-Sanchez <ereedsanchez at gmail.com> wrote: > > Dear Osmocom list > > We are getting several audio problems and dropped calls. > The audio sounds like static. We are also getting large frame correction in the logs, and SACCH deactivation timeout. > > Any ideas what could be the likely culprit? classic radio interference? > 2017-03-24_14:30:57.93546 <001a> rtp_proxy.c:295 Correcting frame difference of 74518293571 frames looks like a change of SSRC? What does RTP look like? > 2017-03-24_14:31:11.45899 <001a> rtp_proxy.c:295 Correcting frame difference of 1 frames > 2017-03-24_14:31:11.51590 <001a> rtp_proxy.c:295 Correcting frame difference of 2 frames > 2017-03-24_14:31:11.65513 <001a> rtp_proxy.c:295 Correcting frame difference of 1 frames > > 2017-03-24_14:32:08.95028 <0004> abis_rsl.c:1343 (bts=1,trx=0,ts=1,ss=0) SACCH deactivation timeout. > 2017-03-24_14:37:10.11844 <0004> abis_rsl.c:662 (bts=1,trx=0,ts=1,ss=0) is back in operation.