Bug #4082

OML: Unknown/unhandled PCHAN type: 0 NONE

Added by fixeria 4 months ago.

Target version:
Start date:
Due date:
% Done:


Spec Reference:


If at least one time-slot in OsmoBSC is configured as NONE:

 bts 0
  trx 0
   timeslot 0
    phys_chan_config CCCH
    hopping enabled 0
   timeslot 7
    phys_chan_config NONE
    hopping enabled 0

OsmoBTS fails to start:

DOML DEBUG oml.c:877 OC=CHANNEL(03) INST=(00,00,06): Rx SET CHAN ATTR
DOML INFO oml.c:941 OC=CHANNEL(03) INST=(00,00,06): OC=CHANNEL INST=(00,00,06) SET CHAN ATTR (TSC=7 pchan=TCH/H)
DL1C NOTICE scheduler.c:948 Configuring multiframe with TCH/H+SACCH trx=0 ts=6
DOML DEBUG oml.c:454 OC=CHANNEL(03) INST=(00,00,06): Sending FOM ACK.
DOML DEBUG oml.c:981 OC=CHANNEL(03) INST=(00,00,06): Rx CHG ADM STATE
DOML DEBUG oml.c:144 OC=CHANNEL(03) INST=(00,00,06): Tx Change Administrative State Ack
DOML DEBUG oml.c:144 OC=CHANNEL(03) INST=(00,00,06): Tx State Changed Event Report
DOML DEBUG oml.c:954 OC=CHANNEL(03) INST=(00,00,06): Rx OPSTART
DOML DEBUG oml.c:964 OC=CHANNEL(03) INST=(00,00,06): ... automatic ACK, OP state already was Enabled
DOML DEBUG oml.c:144 OC=CHANNEL(03) INST=(00,00,06): Tx Opstart Ack
DTRX NOTICE trx_if.c:487 phy0.0: Using legacy TRXD header format version
DL1C DEBUG l1_if.c:177 phy0.0: (bts=0,trx=0,ts=6) l1if_setslot_cb(as_pchan=TCH/H), calling cb_ts_connected(rc=0)

DOML DEBUG oml.c:877 OC=CHANNEL(03) INST=(00,00,07): Rx SET CHAN ATTR
DOML ERROR oml.c:863 Unknown/unhandled PCHAN type: 0 NONE
DOML ERROR oml.c:924 OC=CHANNEL(03) INST=(00,00,07): SET CHAN ATTR: invalid Chan Comb 0xff (pchan=NONE, conf_lchans()->-14)
DOML NOTICE oml.c:446 OC=CHANNEL(03) INST=(00,00,07): Sending FOM NACK with cause Parameter value outside permitted range.
DLINP ERROR input/ipa.c:65 connection closed with server
DABIS ERROR abis.c:144 Signalling link down
DABIS FATAL abis.c:158 OML link was closed early within 1 seconds. If this situation persists, please check your BTS and BSC configuration files for errors.
                       A common error is a mismatch between unit_id configuration parameters of BTS and BSC.
DOML NOTICE bts.c:285 Shutting down BTS 0, Reason Abis close
DL1C NOTICE scheduler.c:597 Exit scheduler for trx=0

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