Issues on initial setup with BS-11

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s4dd at losers.yore.ma s4dd at losers.yore.ma
Thu Dec 3 21:55:04 UTC 2009


Hello again gents,

>> I think the problem is the "Invalid Channel Combination!!!"
>> error message. Try to change "phys_chan_config" of timeslot
>> 1 from "SDCCH8" to "TCH/F". From my understanding of
>> verify_chan_comb() "SDCCH8" is not allowed on the same TRX that
>> already has "CCCH+SDCCH4" so I wonder why it is set in the
>> config file (this only applies to the BS11). Sorry, I don't
>> have a ready BS11 configuration at hand right now, so I can't
>> test it.
>>   
> I'll give this a go and response ASAP!
>
> -Paul
>

So, having changed the appropriate line in the default config the 
"Invalid Channel" error is not generated, however still no joy on 
viewing the mobile network from an ME. Here is the latest output from 
bsc_hack and the openbsc.cfg being used:

bsc_hack output:

DB: Database initialized.
DB: Database prepared.
e1_reconfig_bts(0)
e1_reconfig_ts(0,0,0)
e1_reconfig_ts(0,0,1)
e1_reconfig_ts(0,0,2)
e1_reconfig_ts(0,0,3)
e1_reconfig_ts(0,0,4)
e1_reconfig_ts(0,0,5)
e1_reconfig_ts(0,0,6)
e1_reconfig_ts(0,0,7)
1 device found
      id:             0
      Dprotocols:     00000018
      Bprotocols:     0000000e
      protocol:       4
      nrbchan:        30
      name:           hfc-e1.1
activate bchan
activate bchan
bootstrapping OML for BTS 0
<0020> abis_nm.c:1724 Set BTS Attr (bts=0)
<0020> abis_nm.c:1741 Set TRX Attr (bts=0,trx=0)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=0)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=1)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=1) E1=(0,2,1)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=2)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=2) E1=(0,2,2)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=3)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=3) E1=(0,2,3)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=4)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=4) E1=(0,3,0)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=5)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=5) E1=(0,3,1)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=6)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=6) E1=(0,3,2)
<0020> abis_nm.c:1821 Set Chan Attr (bts=0,trx=0,ts=7)
<0020> abis_nm.c:1704 CONNECT TERR TRAF Um=(bts=0,trx=0,ts=7) E1=(0,3,3)
<0020> abis_nm.c:606 OC=SITE MANAGER(00) INST=(ff,ff,ff) Software 
Activated Report
<0020> abis_nm.c:985 LMT Event LOGON Level=2 Username=FACTORY
bootstrapping RSL for BTS/TRX (0/0) using MCC=1 MNC=1 BSIC=63 TSC=7
<0020> abis_nm.c:985 LMT Event LOGOFF Level=2 Username=FACTORY

****************************************************************

openbsc.cfg:

!
! OpenBSC configuration saved from vty
!   !
password foo
!
line vty
no login
!
network
network country code 1
mobile network code 1
short name OpenBSC
long name OpenBSC
timer t3101 10
timer t3113 60
bts 0
type bs11
band GSM900
cell_identity 1
location_area_code 1
training_sequence_code 7
base_station_id_code 63
oml e1 line 0 timeslot 1 sub-slot full
oml e1 tei 25
trx 0
 arfcn 123
 rsl e1 line 0 timeslot 1 sub-slot full
 rsl e1 tei 1
  timeslot 0
   phys_chan_config CCCH+SDCCH4
   e1 line 0 timeslot 1 sub-slot full
  timeslot 1
   phys_chan_config TCH/F
   e1 line 0 timeslot 2 sub-slot 1
  timeslot 2
   phys_chan_config TCH/F
   e1 line 0 timeslot 2 sub-slot 2
  timeslot 3
   phys_chan_config TCH/F
   e1 line 0 timeslot 2 sub-slot 3
  timeslot 4
   phys_chan_config TCH/F
   e1 line 0 timeslot 3 sub-slot 0
  timeslot 5
   phys_chan_config TCH/F
   e1 line 0 timeslot 3 sub-slot 1
  timeslot 6
   phys_chan_config TCH/F
   e1 line 0 timeslot 3 sub-slot 2
  timeslot 7
   phys_chan_config TCH/F
   e1 line 0 timeslot 3 sub-slot 3


*************************************************

Any other ideas/things to try/etc. would be greatly appreciated!

-Paul






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