[srsran-users] RAR not transmitted within the RA Response window
Gaurish Kadam
gaurish at kumunetworks.com
Thu Feb 10 21:44:26 UTC 2022
Can someone please suggest a workaround here?
I took another look at the logs. *RRCConnectionSetupComplete* did not
receive a grant to transmit.
UE --> *RRCConnectionRequest* --> eNB (success)
UE <-- *RRCConnectionSetup* <-- eNB (success)
UE --> *RRCConnectionSetupComplete* --> eNB (Failed)
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
--> UE log
2022-02-09T22:31:31.961634 [RRC ] [D] Setting UE contention
resolution ID: 96997291055128
2022-02-09T22:31:31.961642 [RRC ] [D] SRB0 - Tx rrcConnectionRequest (6 B)
2022-02-09T22:31:31.961645 [RRC ] [I] Proc "Connection Request" -
Waiting for RRCConnectionSetup/Reject or expiry
2022-02-09T22:31:31.962666 [MAC ] [D] [ 2251] BSR: New data
available for lcid=0
2022-02-09T22:31:31.962666 [MAC ] [D] [ 2251] BSR: Triggering
Regular BSR tti=2251
2022-02-09T22:31:31.962666 [MAC ] [D] [ 2251] BSR: Triggering SR procedure
2022-02-09T22:31:31.962667 [MAC ] [I] [ 2251] SR: PUCCH not
configured. Starting RA procedure
2022-02-09T22:31:31.962667 [MAC ] [I] [ 2251] RA: INIT:
Starting PRACH by MAC order
2022-02-09T22:31:31.962669 [MAC ] [D] [ 2251] RA: INIT:
Selected preambleIndex=17 maskIndex=0 GroupA=52, GroupB=0
2022-02-09T22:31:31.968648 [PHY ] [I] [ 2257] PRACH: Transmitted
preamble=17, tti_tx=2261, CFO=0.28 KHz, nof_sf=1, target_power=-104.0
dBm
2022-02-09T22:31:31.968692 [MAC ] [I] [ 2257] RA: PDCCH:
seq=17, ra-rnti=0x2, ra-tti=2261, f_id=0
2022-02-09T22:31:31.975633 [MAC ] [D] [ 2263] SCHED: Searching
RAR-RNTI=0x2, tti=2264
2022-02-09T22:31:31.976692 [MAC ] [D] [ 2265] SCHED: Searching
RAR-RNTI=0x2, tti=2265
2022-02-09T22:31:31.977539 [MAC ] [D] [ 2265] SCHED: Searching
RAR-RNTI=0x2, tti=2266
2022-02-09T22:31:31.977540 [PHY1 ] [D] [ 2266] PDCCH looking for rnti=0x2
2022-02-09T22:31:31.977557 [PHY1 ] [I] [ 2266] PDCCH: cc=0, f=1A,
cce= 0, L=2, riv=100, pid=0, mcs={1}, ndi={0}, tpc_pucch=0, snr=35.3
dB
2022-02-09T22:31:31.977558 [MAC ] [D] [ 2265] RA: Rx: DL dci
found RA-RNTI=2
2022-02-09T22:31:31.977580 [MAC ] [D] [ 2266] RA: Rx: RAR
decoded successfully TBS=11
2022-02-09T22:31:31.977582 [PHY ] [D] [ 2266] RAR grant
rar_grant=2266, msg3_tti=2272, stored in index=12
2022-02-09T22:31:31.977583 [MAC ] [I] [ 2266] RA: Rx:
RAPID=17, TA=1, T-CRNTI=0x46
2022-02-09T22:31:31.977681 [MAC ] [D] [ 2266] RA: Rx:
Waiting for Contention Resolution
2022-02-09T22:31:31.978580 [MAC ] [D] [ 2266] SCHED: Searching Temp-RNTI=0x46
2022-02-09T22:31:31.978581 [PHY0 ] [D] [ 2267] PDCCH looking for rnti=0x46
2022-02-09T22:31:32.013842 [RRC ] [D] SRB0 - Rx rrcConnectionSetup (20 B)
2022-02-09T22:31:32.014060 [MAC ] [D] [ 2302] RA: ConRes: MAC
PDU Contains Contention Resolution ID CE
2022-02-09T22:31:32.014065 [MAC ] [I] [ 2302] RA: ConRes: Random
Access Complete. c-rnti=0x46, ta=1
2022-02-09T22:31:32.014084 [RRC ] [D] SRB1 - Tx
rrcConnectionSetupComplete (25 B)
2022-02-09T22:31:32.014604 [RLC ] [D] SRB1 Total buffer state - 1 SDUs (32 B)
2022-02-09T22:31:32.014604 [MAC ] [D] [ 2303] BSR: New data
available for lcid=1
2022-02-09T22:31:32.014604 [MAC ] [D] [ 2303] BSR: Triggering
Regular BSR tti=2303
2022-02-09T22:31:32.014605 [MAC ] [D] [ 2303] BSR: Triggering SR procedure
2022-02-09T22:31:32.014605 [MAC ] [I] [ 2303] SR: Signalling PHY
sr_counter=1
2022-02-09T22:31:32.014619 [MAC ] [D] [ 2303] SCHED: Searching C-RNTI=0x46
2022-02-09T22:31:32.014619 [PHY0 ] [D] [ 2303] PDCCH looking for rnti=0x46
2022-02-09T22:31:32.015657 [PHY1 ] [D] [ 2304] PDCCH looking for rnti=0x46
2022-02-09T22:31:32.035583 [PHY1 ] [D] [ 2324] PDCCH looking for rnti=0x46
2022-02-09T22:31:32.037681 [PHY1 ] [I] [ 2326] PDCCH: cc=0, f=1A,
cce= 6, L=0, riv=100, pid=1, mcs={6}, ndi={1}, tpc_pucch=0, snr=36.8
dB
2022-02-09T22:31:32.164667 [PHY0 ] [D] [ 2453] PDCCH looking for rnti=0x46
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
--> eNB log
2022-02-09T22:31:32.006492 [RRC ] [I] Tx SRB0 PDU, rnti=0x46 -
rrcConnectionSetup (20 B)
2022-02-09T22:31:32.007314 [PHY0 ] [I] [ 2298] PDCCH: cc=0,
rnti=0x46, f=1A, cce= 0, L=3, riv=100, pid=1, mcs={6}, ndi={1},
tpc_pucch=1, tti_tx_dl=2302
2022-02-09T22:31:32.013403 [PHY0 ] [I] [ 2304] PDCCH: cc=0,
rnti=0x46, f=1A, cce= 0, L=3, riv=100, pid=0, mcs={0}, ndi={1},
tpc_pucch=1, tti_tx_dl=2308
2022-02-09T22:31:32.015314 [PHY0 ] [I] [ 2306] PDCCH: cc=0,
rnti=0x46, f=1A, cce= 0, L=3, riv=100, pid=1, mcs={6}, ndi={1},
tpc_pucch=1, tti_tx_dl=2310
2022-02-09T22:31:32.021375 [PHY0 ] [I] [ 2312] PDCCH: cc=0,
rnti=0x46, f=1A, cce= 0, L=3, riv=100, pid=0, mcs={0}, ndi={1},
tpc_pucch=1, tti_tx_dl=2316
2022-02-09T22:31:32.029346 [PHY0 ] [I] [ 2320] PDCCH: cc=0,
rnti=0x46, f=1A, cce= 0, L=3, riv=100, pid=0, mcs={0}, ndi={1},
tpc_pucch=1, tti_tx_dl=2324
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
ue_enb_logs.zip
<https://github.com/srsran/srsRAN/files/8044218/ue_enb_logs.zip>
On Wed, Feb 9, 2022 at 5:49 PM Gaurish Kadam <gaurish at kumunetworks.com>
wrote:
> Hello, Can someone please guide, how to fix this issue?
>
>
> *## Issue Description ##*srsue complains - immediately after Random
> Access Complete - "Scheduling request failed: releasing RRC connection".
> srenb prints "Could not transmit RAR within the window (RA=2261,
> Window=[2264, 2274), RAR=2274"
>
>
>
> *## Setup Details ##*- 2 x RF-frontends - USRP X300
> - 2 x PCs with a Linux based OS and identical configuration (below) -
> srsRAN installed on both PCs
>
> Operating System: Ubuntu 20.04.3 LTS
> Kernel: Linux 5.4.0-99-generic
> Architecture: x86-64
>
> - On machine 1, in one console, run srsEPC - in another console, run
> srsENB
> - On machine 2, run srsUE
>
> - RF front-end driver: 3.15.0
>
>
>
> *## Expected Behavior ##*srsUE on (PC2/ USRP2) should attach to the
> (srsENB + srsEPC) radiated from (PC1/ USRP1)
>
>
>
> *## Actual Behaviour ##*
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> ENB ==>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -- screen display after executing command "srsenb"
>
> ==== eNodeB started ===
> Type <t> to view trace
> Setting frequency: DL=1930.0 Mhz, UL=1850.0 MHz for cc_idx=0 nof_prb=50
> RACH: tti=2261, cc=0, preamble=17, offset=1, temp_crnti=0x46
> RACH: tti=2261, cc=0, preamble=18, offset=23, temp_crnti=0x47
> SCHED: Could not transmit RAR within the window (RA=2261, Window=[2264,
> 2274), RAR=2274
> Disconnecting rnti=0x47.
>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -- enb.log
>
> 2022-02-09T22:31:31.970238 [PHY ] [I] [ 2262] PRACH: cc=0, 0/2,
> preamble=17, offset=1.0 us, peak2avg=154.5, max_offset=30.0 us
> 2022-02-09T22:31:31.970241 [PHY ] [I] [ 2262] PRACH: cc=0, 1/2,
> preamble=18, offset=12.4 us, peak2avg=264.9, max_offset=30.0 us
>
> 2022-02-09T22:31:31.970423 [MAC ] [I] [ 2261] SCHED: New PRACH
> tti=2261, preamble=17, temp_crnti=0x46, ta_cmd=1, msg3_size=7
>
> 2022-02-09T22:31:31.970423 [MAC ] [I] [ 2261] RACH: tti=2261, cc=0,
> preamble=17, offset=1, temp_crnti=0x46
> 2022-02-09T22:31:31.971252 [MAC ] [I] [ 2262] SCHED: RAR, ra-rnti=2,
> rbgs=[0, 1), dci=(2,0), msg3 grants=[{c-rnti=0x46, rba=102, mcs=0}]
>
> 2022-02-09T22:31:31.979082 [MAC ] [I] [ 2269] SCHED: New PRACH
> tti=2261, preamble=18, temp_crnti=0x47, ta_cmd=23, msg3_size=7
> 2022-02-09T22:31:31.979083 [MAC ] [I] [ 2269] RACH: tti=2261, cc=0,
> preamble=18, offset=23, temp_crnti=0x47
>
> 2022-02-09T22:31:31.979244 [MAC ] [W] [ 2270] SCHED: Could not transmit
> RAR within the window (RA=2261, Window=[2264, 2274), RAR=2274
>
> 2022-02-09T22:31:32.006248 [RRC ] [I] Rx SRB0 PDU, rnti=0x46 -
> rrcConnectionRequest (6 B)
> 2022-02-09T22:31:32.006492 [RRC ] [I] Tx SRB0 PDU, rnti=0x46 -
> rrcConnectionSetup (20 B)
>
>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> UE ==>
>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> -- screen display after executing command "srsue"
>
> Attaching UE...
> .
> Found Cell: Mode=FDD, PCI=1, PRB=50, Ports=1, CP=Normal, CFO=0.6 KHz
> Found PLMN: Id=00101, TAC=7
> Random Access Transmission: seq=17, tti=2261, ra-rnti=0x2
> RRC Connected
> Random Access Complete. c-rnti=0x46, ta=1
> Scheduling request failed: releasing RRC connection...
> Random Access Transmission: seq=20, tti=3601, ra-rnti=0x2
> Random Access Transmission: seq=32, tti=3651, ra-rnti=0x2
> Random Access Transmission: seq=13, tti=3701, ra-rnti=0x2
> Random Access Transmission: seq=28, tti=3751, ra-rnti=0x2
> Random Access Complete. c-rnti=0x46, ta=1
> Random Access Transmission: seq=8, tti=3851, ra-rnti=0x2
> Random Access Complete. c-rnti=0x46, ta=1
> Random Access Transmission: seq=31, tti=3971, ra-rnti=0x2
> Random Access Complete. c-rnti=0x46, ta=1
> Random Access Transmission: seq=19, tti=4041, ra-rnti=0x2
> Random Access Complete. c-rnti=0x46, ta=1
> Warning: Detected Radio-Link Failure
> Random Access Transmission: seq=41, tti=4101, ra-rnti=0x2
> Random Access Complete. c-rnti=0x46, ta=27
> RRC IDLE
> Attach failed (attempt 1/5)
>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> -- ue.log
>
> 022-02-09T22:31:31.601818 [NAS ] [D] Attempting to select PLMN
> 2022-02-09T22:31:31.601819 [STCK ] [D] tti_tprof: duration=0 msec
> 2022-02-09T22:31:31.601878 [PHY ] [I] [ 0] SYNC: MIB Decoded:
> Mode=FDD, PCI=1, PRB=50, Ports=1, CFO=0.6 KHz
> 2022-02-09T22:31:31.601897 [PHY ] [D] [ 0] SYNC: state=SEARCH, tti=6
> 2022-02-09T22:31:31.601897 [PHY ] [D] [ 0] Discarding 1920 samples
> 2022-02-09T22:31:31.601899 [PHY ] [I] [ 0] Cell Search: Found cell
> with PCI=1 with 50 PRB
> 2022-02-09T22:31:31.601899 [PHY ] [I] [ 0] Cell Search: No more
> frequencies in the current EARFCN set
> 2022-02-09T22:31:31.601927 [RRC ] [I] FSM "phy_controller" - PHY cell
> search completed. Found cell {pci=1, dl_earfcn=600}
> 2022-02-09T22:31:31.601931 [RRC ] [I] FSM "phy_controller" - transition
> detected - searching_cell -> unknown_st (cause: cell_srch_res)
> 2022-02-09T22:31:31.601933 [RRC ] [I] Proc "Cell Search" - Cell found
> in this frequency. Setting new serving cell EARFCN=600 PCI=1 ...
> 2022-02-09T22:31:31.601942 [RRC ] [I] Adding neighbour cell {cell_id:
> 0x0, pci: 1, dl_earfcn: 600, rsrp=+nan, cfo=+601.2}, nof_neighbours=1
> 2022-02-09T22:31:31.601944 [RRC ] [D] Neighbours: [{cell_id: 0x0, pci:
> 1, dl_earfcn: 600, rsrp=+nan, cfo=+601.2}]
> 2022-02-09T22:31:31.601945 [RRC ] [I] Setting serving cell {cell_id:
> 0x0, pci: 1, dl_earfcn: 600, rsrp=+nan, cfo=+601.2}, nof_neighbours=0
> 2022-02-09T22:31:31.601950 [RRC ] [I] FSM "phy_controller" - transition
> detected - unknown_st -> selecting_cell (cause: cell_sel_cmd)
> 2022-02-09T22:31:31.601950 [RRC ] [I] FSM "selecting_cell" - Starting
> for pci=1, earfcn=600
> 2022-02-09T22:31:31.601951 [PHY ] [I] [ 0] Cell Select: Going to IDLE
> 2022-02-09T22:31:31.601955 [RLC ] [I] BCCH BCH message received.
> 0000: 60 bc 00
> 2022-02-09T22:31:31.601959 [PHY ] [I] [ 0] Resetting PHY...
> 2022-02-09T22:31:31.601959 [PHY ] [I] [ 0] PHY: Set TA base: n_ta:
> 0, ta_usec: 0.0
> 2022-02-09T22:31:31.601966 [RRC ] [D] BCCH-BCH - Rx MIB (3 B)
> 0000: 60 bc 00
> 2022-02-09T22:31:31.601967 [RRC ] [D] Content:
> [
> {
> "BCCH-BCH-Message": {
> "message": {
> "dl-Bandwidth": "n50",
> "phich-Config": {
> "phich-Duration": "normal",
> "phich-Resource": "oneSixth"
> },
> "systemFrameNumber": "00101111",
> "schedulingInfoSIB1-BR-r13": 0,
> "systemInfoUnchanged-BR-r15": false,
> "spare": "0000"
> }
> }
> }
> ]
>
> 2022-02-09T22:31:31.767544 [PHY ] [I] [ 2056] Out-of-sync 17/20
> 2022-02-09T22:31:31.768586 [PHY ] [I] [ 2057] Out-of-sync 18/20
> 2022-02-09T22:31:31.770626 [PHY ] [D] [ 2059] SYNC: state=CAMPING,
> tti=2060
> 2022-02-09T22:31:31.771516 [PHY ] [D] [ 2060] SYNC: state=CAMPING,
> tti=2061
>
> 2022-02-09T22:31:31.796764 [RRC ] [D] BCCH-DLSCH - Rx
> systemInformationBlockType1 (18 B)
> 0000: 40 40 04 03 00 07 00 19 b0 18 14 10 10 82 80 00
> 0010: 00 00
> 2022-02-09T22:31:31.796829 [RRC ] [D] Content:
> [
> {
> "BCCH-DL-SCH-Message": {
> "message": {
> "c1": {
> "systemInformationBlockType1": {
> "cellAccessRelatedInfo": {
> "plmn-IdentityList": [
> {
> "plmn-Identity": {
> "mcc": [
> 0,
> 0,
> 1
> ],
> "mnc": [
> 0,
> 1
> ]
> },
> "cellReservedForOperatorUse": "notReserved"
> }
> ],
> "trackingAreaCode": "0000000000000111",
> "cellIdentity": "0000000000011001101100000001",
> "cellBarred": "notBarred",
> "intraFreqReselection": "allowed",
> "csg-Indication": false
> },
> "cellSelectionInfo": {
> "q-RxLevMin": -65
> },
> "freqBandIndicator": 2,
> "schedulingInfoList": [
> {
> "si-Periodicity": "rf16",
> "sib-MappingInfo": [
> "sibType3"
> ]
> }
> ],
> "si-WindowLength": "ms20",
> "systemInfoValueTag": 0
> }
> }
> }
> }
> }
> ]
>
> 2022-02-09T22:31:31.797694 [PHY ] [D] [ 2086] SNR=17.6 dB, RSRP=-31.7
> dBm sync=in-sync from channel estimator
>
> 2022-02-09T22:31:31.797756 [RRC ] [I] Proc "Cell Search" - Completed
> successfully
> 2022-02-09T22:31:31.797758 [RRC ] [I] Proc "PLMN Search" - completed
> PLMN search
> 2022-02-09T22:31:31.797758 [RRC ] [I] Proc "PLMN Search" - completed
> with success
>
> 2022-02-09T22:31:31.797780 [NAS ] [D] Starting T3410. Timeout in 15000
> ms.
> 2022-02-09T22:31:31.797780 [NAS ] [D] Initiating RRC Connection
> 2022-02-09T22:31:31.797781 [RRC ] [I] Proc "Connection Request" -
> Initiation of Connection establishment procedure
>
> 2022-02-09T22:31:31.797787 [RRC ] [I] Proc "Cell Selection" - Current
> serving cell: {cell_id: 0x19b01, pci: 1, dl_earfcn: 600, rsrp=-27.6,
> cfo=+293.8}
>
> 2022-02-09T22:31:31.854695 [PHY ] [D] [ 2143] SNR=39.3 dB, RSRP=-32.5
> dBm sync=in-sync from channel estimator
>
> 2022-02-09T22:31:31.960772 [RRC ] [D] Content:
> [
> {
> "BCCH-DL-SCH-Message": {
> "message": {
> "c1": {
> "systemInformation": {
> "criticalExtensions": {
> "systemInformation-r8": {
> "sib-TypeAndInfo": [
> {
> "sib2": {
> "radioResourceConfigCommon": {
> "rach-ConfigCommon": {
> "preambleInfo": {
> "numberOfRA-Preambles": "n52"
> },
> "powerRampingParameters": {
> "powerRampingStep": "dB6",
> "preambleInitialReceivedTargetPower": "dBm-104"
> },
> "ra-SupervisionInfo": {
> "preambleTransMax": "n10",
> "ra-ResponseWindowSize": "sf10",
> "mac-ContentionResolutionTimer": "sf64"
> },
> "maxHARQ-Msg3Tx": 4
> },
> "bcch-Config": {
> "modificationPeriodCoeff": "n16"
> },
> "pcch-Config": {
> "defaultPagingCycle": "rf32",
> "nB": "oneT"
> },
> "prach-Config": {
> "rootSequenceIndex": 128,
> "prach-ConfigInfo": {
> "prach-ConfigIndex": 3,
> "highSpeedFlag": false,
> "zeroCorrelationZoneConfig": 5,
> "prach-FreqOffset": 4
> }
> },
> "pdsch-ConfigCommon": {
> "referenceSignalPower": 0,
> "p-b": 0
> },
> "pusch-ConfigCommon": {
> "pusch-ConfigBasic": {
> "n-SB": 1,
> "hoppingMode": "interSubFrame",
> "pusch-HoppingOffset": 2,
> "enable64QAM": false
> },
> "ul-ReferenceSignalsPUSCH": {
> "groupHoppingEnabled": false,
> "groupAssignmentPUSCH": 0,
> "sequenceHoppingEnabled": false,
> "cyclicShift": 0
> }
> },
> "pucch-ConfigCommon": {
> "deltaPUCCH-Shift": "ds1",
> "nRB-CQI": 1,
> "nCS-AN": 0,
> "n1PUCCH-AN": 12
> },
> "soundingRS-UL-ConfigCommon": {
> },
> "uplinkPowerControlCommon": {
> "p0-NominalPUSCH": -85,
> "alpha": "al07",
> "p0-NominalPUCCH": -107,
> "deltaFList-PUCCH": {
> "deltaF-PUCCH-Format1": "deltaF0",
> "deltaF-PUCCH-Format1b": "deltaF3",
> "deltaF-PUCCH-Format2": "deltaF1",
> "deltaF-PUCCH-Format2a": "deltaF2",
> "deltaF-PUCCH-Format2b": "deltaF2"
> },
> "deltaPreambleMsg3": 6
> },
> "ul-CyclicPrefixLength": "len1"
> },
> "ue-TimersAndConstants": {
> "t300": "ms2000",
> "t301": "ms100",
> "t310": "ms200",
> "n310": "n1",
> "t311": "ms10000",
> "n311": "n1"
> },
> "freqInfo": {
> "ul-CarrierFreq": 18600,
> "ul-Bandwidth": "n50",
> "additionalSpectrumEmission": 1
> },
> "timeAlignmentTimerCommon": "infinity"
> }
> },
> {
> "sib3": {
> "cellReselectionInfoCommon": {
> "q-Hyst": "dB2"
> },
> "cellReselectionServingFreqInfo": {
> "s-NonIntraSearch": 3,
> "threshServingLow": 2,
> "cellReselectionPriority": 6
> },
> "intraFreqCellReselectionInfo": {
> "q-RxLevMin": -61,
> "p-Max": 23,
> "s-IntraSearch": 5,
> "presenceAntennaPort1": true,
> "neighCellConfig": "01",
> "t-ReselectionEUTRA": 1
> }
> }
> }
> ]
> }
> }
> }
> }
> }
> }
> }
> ]
> 2022-02-09T22:31:31.960772 [RRC ] [I] Processing SIB2 (0/2)
> 2022-02-09T22:31:31.960774 [RRC ] [I] SIB2 received
>
> 2022-02-09T22:31:31.960788 [PHY ] [D] [ 2249] Configuring PRACH
> parameters
> 2022-02-09T22:31:31.960789 [PHY ] [I] [ 2249] PRACH: cell.id=1,
> configIdx=3, rootSequence=128, zeroCorrelationConfig=5, freqOffset=4
> 2022-02-09T22:31:31.961051 [PHY ] [I] [ 2249] Finished setting new
> PRACH configuration.
>
> 2022-02-09T22:31:31.961610 [RRC ] [I] Proc "Cell Selection" - Completed
> with success.
>
> 2022-02-09T22:31:31.961628 [RRC ] [I] Set Constants and Timers: N310=1,
> N311=1, t300=2000, t301=100, t310=200, t311=10000
>
> 2022-02-09T22:31:31.961642 [RRC ] [D] SRB0 - Tx rrcConnectionRequest (6
> B)
> 0000: 58 37 f1 13 d8 18
> 2022-02-09T22:31:31.961643 [RRC ] [D] Content:
> [
> {
> "UL-CCCH-Message": {
> "message": {
> "c1": {
> "rrcConnectionRequest": {
> "criticalExtensions": {
> "rrcConnectionRequest-r8": {
> "ue-Identity": {
> "randomValue": "1000001101111111000100010011110110000001"
> },
> "establishmentCause": "mo-Data",
> "spare": "0"
> }
> }
> }
> }
> }
> }
> }
> ]
>
>
> 2022-02-09T22:31:32.013841 [PHY ] [D] [ 2302] SNR=35.8 dB, RSRP=-32.6
> dBm sync=in-sync from channel estimator
> 2022-02-09T22:31:32.013842 [RRC ] [D] SRB0 - Rx rrcConnectionSetup (20
> B)
> 0000: 60 12 9b 2e 66 1e 82 f2 e0 cc c8 60 d3 00 00 99
> 0010: 02 00 03 e0
> 2022-02-09T22:31:32.013844 [RRC ] [D] Content:
> [
> {
> "DL-CCCH-Message": {
> "message": {
> "c1": {
> "rrcConnectionSetup": {
> "rrc-TransactionIdentifier": 0,
> "criticalExtensions": {
> "c1": {
> "rrcConnectionSetup-r8": {
> "radioResourceConfigDedicated": {
> "srb-ToAddModList": [
> {
> "srb-Identity": 1,
> "rlc-Config": {
> },
> "logicalChannelConfig": {
> }
> }
> ],
> "mac-MainConfig": {
> "explicitValue": {
> "ul-SCH-Config": {
> "maxHARQ-Tx": "n4",
> "periodicBSR-Timer": "sf20",
> "retxBSR-Timer": "sf320",
> "ttiBundling": false
> },
> "timeAlignmentTimerDedicated": "infinity",
> "phr-Config": {
> "setup": {
> "periodicPHR-Timer": "sf50",
> "prohibitPHR-Timer": "sf0",
> "dl-PathlossChange": "dB3"
> }
> }
> }
> },
> "physicalConfigDedicated": {
> "pdsch-ConfigDedicated": {
> "p-a": "dB0"
> },
> "pucch-ConfigDedicated": {
> "ackNackRepetition": {
> }
> },
> "pusch-ConfigDedicated": {
> "betaOffset-ACK-Index": 6,
> "betaOffset-RI-Index": 6,
> "betaOffset-CQI-Index": 6
> },
> "uplinkPowerControlDedicated": {
> "p0-UE-PUSCH": 0,
> "deltaMCS-Enabled": "en0",
> "accumulationEnabled": true,
> "p0-UE-PUCCH": 0,
> "pSRS-Offset": 3
> },
> "cqi-ReportConfig": {
> "nomPDSCH-RS-EPRE-Offset": 0,
> "cqi-ReportPeriodic": {
> "setup": {
> "cqi-PUCCH-ResourceIndex": 0,
> "cqi-pmi-ConfigIndex": 38,
> "cqi-FormatIndicatorPeriodic": {
> },
> "simultaneousAckNackAndCQI": true
> }
> }
> },
> "antennaInfo": {
> "explicitValue": {
> "transmissionMode": "tm1",
> "ue-TransmitAntennaSelection": {
> }
> }
> },
> "schedulingRequestConfig": {
> "setup": {
> "sr-PUCCH-ResourceIndex": 0,
> "sr-ConfigIndex": 15,
> "dsr-TransMax": "n64"
> }
> }
> }
> }
> }
> }
> }
> }
> }
> }
> }
> }
> ]
> 2022-02-09T22:31:32.013860 [RRC ] [I] Proc "Connection Setup" -
> Starting...
>
> 2022-02-09T22:31:32.014060 [MAC ] [D] [ 2302] RA: ConRes: MAC PDU
> Contains Contention Resolution ID CE
> 2022-02-09T22:31:32.014061 [MAC ] [D] [ 2302] Msg3 buffer flushed
> 2022-02-09T22:31:32.014065 [MAC ] [I] [ 2302] RA: ConRes: Random
> Access Complete. c-rnti=0x46, ta=1
> 2022-02-09T22:31:32.014066 [RRC ] [D] Preparing RRC Connection Setup
> Complete
> 2022-02-09T22:31:32.014084 [RRC ] [D] SRB1 - Tx
> rrcConnectionSetupComplete (25 B)
>
> 2022-02-09T22:31:32.014085 [RRC ] [D] Content:
> [
> {
> "UL-DCCH-Message": {
> "message": {
> "c1": {
> "rrcConnectionSetupComplete": {
> "rrc-TransactionIdentifier": 0,
> "criticalExtensions": {
> "c1": {
> "rrcConnectionSetupComplete-r8": {
> "selectedPLMN-Identity": 1,
> "dedicatedInfoNAS": "07417108091010103254769802f07000050201d011d1"
> }
> }
> }
> }
> }
> }
> }
> }
> ]
>
> 2022-02-09T22:31:32.014091 [RRC ] [I] Finished Connection Setup
> successfully
>
> 2022-02-09T22:31:46.797740 [NAS ] [W] Timer T3410 expired after attach
> attempt 1/5: starting T3411
>
>
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>
>
>
> *## Steps to reproduce the problem ##*
> 1. start srsepc on (PC1/ USRP1)
> 2. start srsenb on (PC1/ USRP1)
> 3. start srsue on (PC2/ USRP2)
>
>
>
> --
> Gaurish Kadam
> Senior Modem Test Engineer
> Kumu Networks
>
--
Gaurish Kadam
Senior Modem Test Engineer
Kumu Networks
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