[srslte-users] ENB: Invalid Cell Parameters and Error Parsing Cell Info
Andre Puschmann
andre.puschmann at softwareradiosystems.com
Tue Dec 4 11:32:34 UTC 2018
Derek,
glad you got it working. I am afraid we currently don't have a full set
of parameter descriptions and ranges. But we're currently working on it.
Stay tuned.
Cheers
Andre
On 4/12/18 1:21, devifr wrote:
> Andre,
>
> That was the kicker. Thank you much. Does SRS have support
> documentation available that lists out parameter ranges?
>
> Thanks,
> Derek
>
> On Fri, Nov 30, 2018 at 10:18 AM Andre Puschmann
> <andre.puschmann at softwareradiosystems.com
> <mailto:andre.puschmann at softwareradiosystems.com>> wrote:
>
> your cell id is too high. use a value between 0 and 503.
>
> Better to use the default config and modify value by value to see what
> causes the issue.
>
> Cheers
> Andre
>
>
> On 30/11/18 16:00, devifr wrote:
> > Andre,
> >
> > Here's the ENB & EPC config files, as they were the only ones that
> I had
> > modified. With regards to the default config, I had not tried that.
> > I'll look up the default parameters, load them back in and see what
> > comes of it.
> >
> > #####################################################################
> > # srsENB configuration file
> > #####################################################################
> >
> > #####################################################################
> > # eNB configuration
> > #
> > # enb_id: 20-bit eNB identifier.
> > # cell_id: 8-bit cell identifier.
> > # tac: 16-bit Tracking Area Code.
> > # mcc: Mobile Country Code
> > # mnc: Mobile Network Code
> > # mme_addr: IP address of MME for S1 connnection
> > # gtp_bind_addr: Local IP address to bind for GTP connection
> > # s1c_bind_addr: Local IP address to bind for S1AP connection
> > # n_prb: Number of Physical Resource Blocks
> (6,15,25,50,75,100)
> > # tm: Transmission mode 1-4 (TM1 default)
> > # nof_ports: Number of Tx ports (1 port default, set to 2 for
> TM2/3/4)
> > #
> > #####################################################################
> > [enb]
> > enb_id = 0x19B
> > cell_id = 0xFF
> > phy_cell_id = 666
> > tac = 0x0007
> > mcc = 310
> > mnc = 410
> > mme_addr = 127.0.1.100
> > gtp_bind_addr = 127.0.1.1
> > s1c_bind_addr = 127.0.1.1
> > n_prb = 100
> > #tm = 4
> > #nof_ports = 2
> >
> > #####################################################################
> > # eNB configuration files
> > #
> > # sib_config: SIB1, SIB2 and SIB3 configuration file
> > # note: when enabling mbms, use the sib.conf.mbsfn configuration file
> > which includes SIB13
> > # rr_config: Radio Resources configuration file
> > # drb_config: DRB configuration file
> > #####################################################################
> > [enb_files]
> > sib_config = sib.conf
> > rr_config = rr.conf
> > drb_config = drb.conf
> >
> > #####################################################################
> > # RF configuration
> > #
> > # dl_earfcn: EARFCN code for DL
> > # tx_gain: Transmit gain (dB).
> > # rx_gain: Optional receive gain (dB). If disabled, AGC if enabled
> > #
> > # Optional parameters:
> > # dl_freq: Override DL frequency corresponding to dl_earfcn
> > # ul_freq: Override UL frequency corresponding to dl_earfcn
> > (must be set if dl_freq is set)
> > # device_name: Device driver family. Supported options: "auto"
> > (uses first found), "UHD" or "bladeRF"
> > # device_args: Arguments for the device driver. Options are
> > "auto" or any string.
> > # Default for UHD:
> > "recv_frame_size=9232,send_frame_size=9232"
> > # Default for bladeRF: ""
> > # #time_adv_nsamples: Transmission time advance (in number of samples)
> > to compensate for RF delay
> > # from antenna to timestamp insertion.
> > # Default "auto". B210 USRP: 100 samples,
> bladeRF: 27.
> > # burst_preamble_us: Preamble length to transmit before start of
> burst.
> > # Default "auto". B210 USRP: 400 us, bladeRF:
> 0 us.
> > #####################################################################
> > [rf]
> > dl_earfcn = 1930
> > tx_gain = 100
> > rx_gain = 40
> >
> > #device_name = auto
> > #device_args = auto
> > #time_adv_nsamples = auto
> > #burst_preamble_us = auto
> >
> >
> > #####################################################################
> > #####################################################################
> > # srsEPC configuration file
> > #####################################################################
> >
> > #####################################################################
> > # MME configuration
> > #
> > # mme_code: 8-bit MME code identifies the MME within a group.
> > # mme_group: 16-bit MME group identifier.
> > # tac: 16-bit Tracking Area Code.
> > # mcc: Mobile Country Code
> > # mnc: Mobile Network Code
> > # apn: Set Access Point Name (APN)
> > # mme_bind_addr: IP bind addr to listen for eNB S1-MME connnections
> > # dns_addr: DNS server address for the UEs
> > #
> > #####################################################################
> > [mme]
> > mme_code = 0x1a
> > mme_group = 0x0001
> > tac = 0x0007
> > mcc = 310
> > mnc = 410
> > mme_bind_addr = 127.0.1.100
> > apn = srsapn
> > dns_addr = 8.8.8.8
> >
> > #####################################################################
> >
> > Again, any suggestions are appreciated.
> >
> > Derek
> >
> >
> > On Fri, Nov 30, 2018 at 3:37 AM Andre Puschmann
> > <andre.puschmann at softwareradiosystems.com
> <mailto:andre.puschmann at softwareradiosystems.com>
> > <mailto:andre.puschmann at softwareradiosystems.com
> <mailto:andre.puschmann at softwareradiosystems.com>>> wrote:
> >
> > Can you post all your config files, please? Does it work with the
> > default ones?
> >
> > On November 30, 2018 4:14:36 AM GMT+01:00, devifr
> <devifr at gmail.com <mailto:devifr at gmail.com>
> > <mailto:devifr at gmail.com <mailto:devifr at gmail.com>>> wrote:
> >
> > I'm having the following error when I attempt to run /sudo
> > srsenb /with a Mini B200/:/
> > /
> > /
> > /[INFO] [UHD] linux; GNU C++ version 7.3.0; Boost_106501;
> > UHD_3.13.0.1-release
> > Opening USRP with args: type=b200,master_clock_rate=30.72e6
> > [INFO] [B200] Detected Device: B200mini
> > [INFO] [B200] Operating over USB 3.
> > [INFO] [B200] Initialize CODEC control...
> > [INFO] [B200] Initialize Radio control...
> > [INFO] [B200] Performing register loopback test...
> > [INFO] [B200] Register loopback test passed
> > [INFO] [B200] Asking for clock rate 30.720000 MHz...
> > [INFO] [B200] Actually got clock rate 30.720000 MHz.
> > Setting frequency: DL=1878.0 Mhz, UL=1783.0 MHz
> > Invalid cell parameters: nof_prb=100, cell_id=255
> > Error parsing Cell configuration
> > /
> > /
> > /
> > I've attempted to run the srsenb with all of the various
> > resource blocks. I've had the same error message on all
> > attempts. I've tried different DL channel numbers for
> different
> > bands. All ending up with the same errors (the last two
> lines)
> > as above. The enb.log only displays the following:
> >
> > /Built in Release mode using commit 1c015aab on branch
> master./
> > /
> > /
> > Any suggestions?
> > Thanks.
> >
> > //
> >
>
>
> --
> Andre Puschmann
>
> Software Radio Systems (SRS)
> http://www.softwareradiosystems.com
>
> PGP/GnuPG key: 6C42AB31
> fingerprint: 137A AE49 785B A445 257C 8AD7 D877 A498 6C42 AB31
>
--
Andre Puschmann
Software Radio Systems (SRS)
http://www.softwareradiosystems.com
PGP/GnuPG key: 6C42AB31
fingerprint: 137A AE49 785B A445 257C 8AD7 D877 A498 6C42 AB31
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