diff --git a/openair2/RRC/LTE/rrc_eNB.c b/openair2/RRC/LTE/rrc_eNB.c index 31a26d322d..fe7f61179f 100644 --- a/openair2/RRC/LTE/rrc_eNB.c +++ b/openair2/RRC/LTE/rrc_eNB.c @@ -7044,6 +7044,17 @@ char openair_rrc_eNB_configuration( return 0; } +static +void rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(protocol_ctxt_t* const ctxt_pP, + const int CC_id) +{ + struct rrc_eNB_ue_context_s *ue_context_p = rrc_eNB_get_next_free_ue_context(ctxt_pP, ctxt_pP->rnti); + rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, + ue_context_p, + CC_id); + ue_context_p->ue_context.ul_failure_timer = 500; // 500 milliseconds to send the message and remove temporary entry +} + /*------------------------------------------------------------------------------*/ int rrc_eNB_decode_ccch( @@ -7122,12 +7133,14 @@ rrc_eNB_decode_ccch( uint16_t c_rnti = 0; if (rrcConnectionReestablishmentRequest->ue_Identity.physCellId != RC.rrc[ctxt_pP->module_id]->carrier[CC_id].physCellId) { + /* UE was moving from previous cell so quickly that RRCConnectionReestablishment for previous cell was recieved in this cell */ LOG_E(RRC, PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest ue_Identity.physCellId(%ld) is not equal to current physCellId(%d), let's reject the UE\n", PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP), rrcConnectionReestablishmentRequest->ue_Identity.physCellId, RC.rrc[ctxt_pP->module_id]->carrier[CC_id].physCellId); - rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id); + rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP, + CC_id); break; } @@ -7140,10 +7153,12 @@ rrc_eNB_decode_ccch( if (rrcConnectionReestablishmentRequest->ue_Identity.c_RNTI.size == 0 || rrcConnectionReestablishmentRequest->ue_Identity.c_RNTI.size > 2) { + /* c_RNTI range error should not happen */ LOG_E(RRC, PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest c_RNTI range error, let's reject the UE\n", PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP)); - rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id); + rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP, + CC_id); break; } @@ -7155,7 +7170,8 @@ rrc_eNB_decode_ccch( LOG_E(RRC, PROTOCOL_RRC_CTXT_UE_FMT" LTE_RRCConnectionReestablishmentRequest without UE context, let's reject the UE\n", PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP)); - rrc_eNB_generate_RRCConnectionReestablishmentReject(ctxt_pP, ue_context_p, CC_id); + rrc_eNB_generate_RRCConnectionReestablishmentReject_unknown_UE(ctxt_pP, + CC_id); break; } @@ -7222,8 +7238,10 @@ rrc_eNB_decode_ccch( if(ue_context_p->ue_context.ue_reestablishment_timer > 0) { LOG_E(RRC, - PROTOCOL_RRC_CTXT_UE_FMT" RRRCConnectionReconfigurationComplete(Previous) don't receive, delete the Previous UE\n", - PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP)); + PROTOCOL_RRC_CTXT_UE_FMT" RRRCConnectionReconfigurationComplete(Previous) don't receive, delete the Previous UE,\nprevious Status %d, new Status RRC_RECONFIGURED\n", + PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP), + ue_context_p->ue_context.Status + ); ue_context_p->ue_context.Status = RRC_RECONFIGURED; protocol_ctxt_t ctxt_old_p; PROTOCOL_CTXT_SET_BY_INSTANCE(&ctxt_old_p,