[srslte-users] No connection between srsenb and ue

[Xavier Arteaga]

Hi Johannes,
You need to look at the enb log file. It is stored at /tmp/enb.log by
default.

Regards,
Xavier

On Fri, 10 May 2019 at 09:09, lilijobo1 lilijobo1 <lilijobo1 at web.de> wrote:

> Hello guys,
>
> I'm trying to set up a connection between a commercial ue (galaxy s8) with
> a programmed sim card and srsenb with my limesdr. I can find the lte
> network with my phone but when trying to connect to it my phone rejects it.
> At the moment I try to establish the connection to the network I get the
> message concerning the RACH and the followed disconnection. You can see
> this in the output of the terminals below. Could anyone guess why I can't
> get a connection?
>
> Greetings
>
> Johannes
>
>
>
> --------->srsepc<-------------
>
> Built in Release mode using commit 429ee901 on branch master.
>
>
> ---  Software Radio Systems EPC  ---
>
> Reading configuration file /home/localadmin/.config/srslte/epc.conf...
> HSS Initialized.
> MME GTP-C Initialized
> MME Initialized. MCC: 0xf001, MNC: 0xff01
> SP-GW Initialized.
> Received S1 Setup Request.
> S1 Setup Request - eNB Name: srsenb01, eNB id: 0x19b
> S1 Setup Request - MCC:001, MNC:01, PLMN: 61712
> S1 Setup Request - TAC 7, B-PLMN 0
> S1 Setup Request - Paging DRX 2
> Sending S1 Setup Response
> SCTP Association Shutdown. Association: 8
> Deleting eNB context. eNB Id: 0x19b
> Releasing UEs context
> No UEs to be released
> ^CDeleting UE context in HSS. IMSI: 001010123456789
>
> ---  exiting  ---
>
> ------------------------------
>
> --------->srsenb<-------------
>
> Built in Release mode using commit 429ee901 on branch master.
>
> ---  Software Radio Systems LTE eNodeB  ---
>
> Reading configuration file /home/localadmin/.config/srslte/enb.conf...
> Soapy has found device #0: addr=1d50:6108, driver=lime, label=LimeSDR-USB
> [USB 3.0] 907060244302D, media=USB 3.0, module=FX3, name=LimeSDR-USB,
> serial=000907060244302D,
> [INFO] Make connection: 'LimeSDR-USB [USB 3.0] 907060244302D'
> [INFO] Reference clock 30.72 MHz
> [INFO] Device name: LimeSDR-USB
> [INFO] Reference: 30.72 MHz
> [INFO] LMS7002M calibration values caching Disable
> [INFO] RX LPF configured
> Set Rx bandwidth to 2.50 MHz
> [INFO] Filter calibrated. Filter order-4th, filter bandwidth set to 5
> MHz.Real pole 1st order filter set to 2.5 MHz. Preemphasis filter not active
> [INFO] TX LPF configured
> Set Tx bandwidth to 5.00 MHz
> Setting up RX stream
> Setting up TX stream
> Available device sensors:
>  - clock_locked
>  - lms7_temp
> Available sensors for RX channel 0:
>  - lo_locked
> [INFO] Tx calibration finished
> [INFO] Rx calibration finished
> State of gain elements for Rx channel 0 (AGC not supported):
>  - TIA: 9.00 dB
>  - LNA: 30.00 dB
>  - PGA: -4.00 dB
> State of gain elements for Tx channel 0 (AGC not supported):
>  - TIA: 9.00 dB
>  - LNA: 30.00 dB
>  - PGA: -4.00 dB
> Rx antenna set to LNAL
> Tx antenna set to BAND1
>
> Warning burst preamble is not calibrated for device lime. Set a value
> manually
>
> Setting frequency: DL=805.0 Mhz, UL=846.0 MHz
> Tuned Tx to 805.00 MHz
> Tuned Rx to 846.00 MHz
> Set master clock rate to 23.04 MHz
> Setting Sampling frequency 5.76 MHz
> [INFO] RX LPF configured
> Set Rx bandwidth to 4.32 MHz
> [INFO] Filter calibrated. Filter order-4th, filter bandwidth set to 5
> MHz.Real pole 1st order filter set to 2.5 MHz. Preemphasis filter not active
> [INFO] TX LPF configured
> Set Tx bandwidth to 5.00 MHz
> Setting manual TX/RX offset to 120 samples
>
> ==== eNodeB started ===
> Type <t> to view trace
> [INFO] Tx calibration finished
> [INFO] Rx calibration finished
> RACH:  tti=5291, preamble=15, offset=29, temp_crnti=0x46
> Disconnecting rnti=0x46.
> RACH:  tti=41, preamble=45, offset=29, temp_crnti=0x47
> Disconnecting rnti=0x47.
> RACH:  tti=3361, preamble=10, offset=29, temp_crnti=0x48
> Disconnecting rnti=0x48.
> RACH:  tti=9921, preamble=49, offset=29, temp_crnti=0x49
> Disconnecting rnti=0x49.
> RACH:  tti=641, preamble=47, offset=29, temp_crnti=0x4a
> Disconnecting rnti=0x4a.
> ^CStopping srsENB... Press Ctrl+C 9 more times to force stop
> Saving MAC PCAP file
> [WARNING] popping from TX, samples popped 696/1020
> ---  exiting  ---
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