[srslte-users] Commercial cell phone attach failure

[Andre Puschmann]

Hey,

the phone stops responding after the ConnectionSetup. What phone is it?

So you have another phone that works well with the exact same configuration?

Cheers
Andre


On 2/6/20 10:34, Montilla Vicent Aaron wrote:
> Hi Andre,
> 
> I need your help with the UE attach. I am trying to connect a commercial
> cell phone to srsENB and an external EPC. The eNB can detect the signals
> from the UE, in fact it is sending the proper signals to the EPC, but
> while it is performing the connection the eNB send the release message.
> I have connect another phone to this same network and same SIM card. PFA
> the wireshark capture of the process and the logs in info mode, debug
> mode was too big to send. Also the data printed in the cmd.
> 
> researcher at T40700-LR041:~/srsLTE/srsenb$ sudo srsenb enb.conf
> ---  Software Radio Systems LTE eNodeB  ---
> 
> Reading configuration file enb.conf...
> 
> Built in Release mode using commit c892ae56b on branch HEAD.
> 
> /home/researcher/srsLTE/srsenb/src/enb_cfg_parser.cc.883: Force DL
> EARFCN for cell PCI=1 to 3100
> 
> Opening 1 channels in RF device=default with args=default
> [INFO] [UHD] linux; GNU C++ version 7.4.0; Boost_106501;
> UHD_3.15.0.0-124-geb448043
> [INFO] [LOGGING] Fastpath logging disabled at runtime.
> Opening USRP channels=1, args: type=x300,master_clock_rate=184.32e6
> [INFO] [X300] X300 initialization sequence...
> [INFO] [X300] Maximum frame size: 1472 bytes.
> [INFO] [X300] Radio 1x clock: 184.32 MHz
> [INFO] [GPS] Found an internal GPSDO: LC_XO, Firmware Rev 0.929a
> [INFO] [0/DmaFIFO_0] Initializing block control (NOC ID: 0xF1F0D00000000000)
> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1315 MB/s)
> [INFO] [0/DmaFIFO_0] BIST passed (Throughput: 1291 MB/s)
> [INFO] [0/Radio_0] Initializing block control (NOC ID: 0x12AD100000000001)
> [INFO] [0/Radio_1] Initializing block control (NOC ID: 0x12AD100000000001)
> [INFO] [0/DDC_0] Initializing block control (NOC ID: 0xDDC0000000000000)
> [INFO] [0/DDC_1] Initializing block control (NOC ID: 0xDDC0000000000000)
> [INFO] [0/DUC_0] Initializing block control (NOC ID: 0xD0C0000000000000)
> [INFO] [0/DUC_1] Initializing block control (NOC ID: 0xD0C0000000000000)
> Setting frequency: DL=2655.0 Mhz, UL=2535.0 MHz for cc_idx=0
> The value of MBO interface is 75
> 
> ==== eNodeB started ===
> Type <t> to view trace
> t
> Enter t to stop trace.
> RACH:  tti=6321, preamble=41, offset=0, temp_crnti=0x46
> 
> ------DL--------------------------------UL------------------------------------
> rnti cqi  ri mcs brate   ok  nok  (%)  snr  phr mcs brate   ok  nok 
> (%)   bsr
>   46 0.10   0 1.8   314    2    0   0% 1.50  0.0 1.8    67    1   36 
> 97%   0.0
> Disconnecting rnti=0x46.
> RACH:  tti=6991, preamble=20, offset=0, temp_crnti=0x47
>   47 0.10   0 4.0   274    1    0   0% 1.24  0.0 7.2    60    1   28 
> 97%   0.0
> Disconnecting rnti=0x47.
> ^CStopping ..
> ---  exiting  ---
> 
> 
> 
> Thank you in advance for your help.
> Kind regards,
> Aaron
> 
> 
> 
> 
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