On Mon, May 30, 2016 at 2:58 AM, Saurabh Sharan <[email protected]> wrote: >> Date: Fri, 27 May 2016 18:02:28 +0200 >> From: Pierre Baudry <[email protected]> >> I noticed that since several weeks that osmo-pcu did not work as good as >> previously. > > Yes we have also seen similar failures for GPRS calls in the osmo-pcu. Our > setup uses NuRAN hardware with osmo-bts-sysmo
I can confirm the same behaviour on B200 using master branches of osmo-pcu, osmo-bts-trx, and osmo-trx. >> The latest "good" revision I am aware of is commit >> d87e1d6ab747423d3668c74d16201a5d967accf0 (2015/12/14) Confirm. >> Can somebody confirm or reproduce this attitude ? > > The PCU log that we have during failure matches with the one you have > reported. > We have tried a workaround for this GPRS call failure by forcing > two-phase-access in osmo-pcu.cfg. > Based on our analysis done till now it seems One phase access of GPRS is > broken. Confirm matching PCU log and that enabling two-phase-access works around the issue. -TT
