Tags

Integration 2025.w34

* !3555 Remove dead code and variables, simplify code
* !3591 separate computation of size and value for DCI precoding information
* !3550 some work for better interoperability with srsRAN DU
* !3562 cleaning syntax of nr-ru.c
* !3598 Align add_boolean_option as per CMake documentation use only ON/OFF for uniformity
* !3407 Taps client for vrtsim
* !3035 NR L1 common channel level functions
* !3589 RF emulator and improvements of the timers
* !3577 Fix for UECAP file handling in dora/phytest mode
* !3600 Fix for UE TCI state ID configuration
* !3599 DLSCH scheduler: fix bugs in UE sorting

Integration 2025 week 33

* !3563 UE fixes: pucch format 2 and CSI IM
* !3567 Workaround for handling 2 SS0 occasions per slot
* !3578 fix a T trace
* !3395 RFsim variable size H_awgn_mimo
* !3581 NR UE NTN: consider acceleration on orbital path to calculate N_UE_TA_drift_variant
* !3580 NR UE: fix pdcch llr_size calculation in nr_rx_pdcch()
* !3576 Cleanup documentation and interface of the LDPC segment coding libraries
* !3573 Make Amarisoft UE sim a RedCap UE
* !3586 Print UE command line parameters at gNB MAC for split architecture without L1
* !3584 add gtpu error packet parsing and display
* !3556 Introduce support for Cat-B RU using Predefined-Beam BF with Aerial L1
* !3492 Upgrade CI images to Ubuntu 24
* !3521 Refactor ULSCH scheduler towards more TDD pattern flexibility
* !3590 Improve MAC docs for MCS and docker for BuildKit usage
* !3579 CI: speed up and simplify build, remove unnecessary Python code, remove --eNB* parameter list

Integration 2025 week 32

* !3548 NR UE: fix reliable SIB19 reception when ntn-UlSyncValidityDuration-r17 expires
* !3559 numelt in place of config_isparamset
* !3487 T hacks: add new tracer ant0 and a tool to plot ofdm data from usrp or rfsim (output or input)
* !3541 simplify and make more local variables in nr_rx_pdcch() and fix small bugs
* !3547 Add a CU-UP load tester and improve GTP performance
* !3552 CI: refactor iperf3 UDP analysis function
* !3557 Fix PDSCH rate-matching for periodic CSI in UE
* !3571 fix time manager tests in the CI
* !3344 LDPC BBDEV/AAL rework
* !3560 CI: Refactor log collection, collect also (COTS) UE logs

Integration 2025 week 31

* !3324 Use complex data type for channel magnitude
* !3462 Synchronized Real-Time Data Recording Application Addition
* !3536 Remove --usim-test command line option
* !3537 Another fix for CSI PDSCH overlap
* !3546 Fix for tun_if.c warning "specified bound 16 equals destination size"
* !3523 Fix UE PDSCH LLR
* !3544 Fix sib1 reception flag
* !3534 CI: Adjust frequency configuration
* !3530 remove specific directory for LTE SIM management tools
* !3545 Fix overflow when negating minimum int16_t value in precoding
* !3461 Fix Dedicated BWPs
* !3558 feat(LDPCImplementation.md): Fix documentation

Integration 2025 week 30

* !3529 Add CI RFsim5G test for second PDU session
* !3532 Count bits in variable with mask
* !3533 CI: test T2 with DPDK 22.11
* !3535 RAN-Container-Parent: Auto-generate artifact in failure case
* !3542 bugfix: avoid segmentation fault when Redcap tries to connect to gNB
* !3543 rfsimulator: fix model name for channel
* !3540 CI: migrate RFSim4G to acamas machine

Integration 2025 week 29

* !3346 Add WLS as a transport option for VNF/PNF, refactor existing options
* !3455 RF simulator: Fix concurrency issues during new client connections
* !3515 Extended changes to "Initial support for RedCap" feature in gNB
* !3510 NR UE: fix PDSCH overlap with ZP CSI-RS case
* !3512 speedup NR RLC RX for AM
* !3528 fix(RLC): Count dropped DL SDUs by the RLC
* !3486 NR UE: Enable additional PDU session
* !3225 Measurement gaps
* !3526 CI: migrate RFSim5G to acamas machine
* !3527 CI: Change RU in Aerial setup from Foxconn to WNC

Integration 2025 week 28

* !3517 CI: set interface name in UPF container for RFSim5G
* !3501 Fix automatic SSS detection logic
* !3503 DLSCH RB extraction: check DMRS bitmap only in DMRS symbols
* !3498 bugfix: UE AMBR is optional
* !3504 Improvements to the FHI for enabling further use cases

Release v2.3.0

General new features and improvements (both RAN and UE):
- Preliminary support for RedCap UEs
- Support for NTN LEO scenarios including SIB19 and channel emulation (see
  doc/RUNMODEM.md)
- VRTSIM: new shared memory realtime radio (see develop/radio/vrtsim/README.md)
- Support for TDD pattern 2
- Support for long PRACH
- Support for SIB2
- Add unit tests using ctest (see doc/UnitTests.md)

Stability and bug fixes:
- Improve various procedures (e.g., RRC reestablishment, RRC Reject, ...)
- Add improvements for ImScope
- Bugfixes in the entire stack (e.g., #803, #805, #810, #812, #818, #852, #878,
  #884, #890, #895, #901, #907, #932, #939 ...)
- Documentation updates
- And many other small fixes, like memory leaks, crashes, ...

RAN changes (gNB/CU/CU-CP/CU-UP/DU/DU-high/DU-low):
- Stability and performance improvements when running with 4-layer DL MIMO
- Stability and performance improvements when running with 2-layer UL MIMO
- Interoperability testing with Metanoia Jura and Foxconn RUs
- Support of O-RAN 7.2 M-plane (Start-up procedure including configuration
  management, see also doc/ORAN_FHI7.2_Tutorial.md)
- Upgrade OSC FHI (xran) from E to F release
- Refactoring of LDPC interface and performance improvements
- Support for nFAPI in all scenarios for FR1 (see doc/nfapi.md)
- Support at least 32 UEs concurrently
- Improve robustness when running in split modes (F1, E1)
- Add basic support for beam management in FR2
- Add support for O1 on DU (see also https://gitlab.eurecom.fr/oai/o1-adapter)
- E2 agent: Support for multiple E2SM-RC report service styles

nrUE changes:
- Refactoring of threading towards better code and performance
- Add or rework various procedures (e.g., RA with C-RNTI, Going to Idle, RA, ...)
- Refactor and extend NAS implementation (e.g., Service Request, Registration
  Request, Service Acept, Service Reject, ...)
- Support for continuous frequency offset compensation
- Reduce minimum RX-to-TX time to 3

Regression:
- Multiple BWPs do not work reliably on gNB; use tag 2025.w17

Integration 2025.w27

* !3349 Speed up docker deployment in CI
* !3360 NR UE: fix reestablishment for NTN
* !3488 Refactor F1 UE context messages, add unit tests
* !3502 bugfix for UL TBSLBRM
* !3475 Use of common functions to prepare FAPI PDUs at gNB MAC
* !3499 NR UE: enable CSI report for SISO case
* !3497 Update/refine gNB MAC stats, update L1
* remove unit test `--output-on-failure` option to avoid hitting timeout
* !3508 gNB: fix NTN UL retransmissions
* !3494 bugfix: read msg_type only after deciphering
* set `tx_amp_backoff_dB = 30;` for RFsim 2x2 to make it pass
* !3432 NR RRC Reject UE
* !3500 Various fixes for UE handling, HO doc updates
* !3398 continuously update SIB19 information for rfsim NTN LEO scenarios

Integration 2025 week 26

* !3435 Cleanup PDU Session Handling in RRC/NGAP
* !3371 Add NAS Authentication Reject enc/dec library and unit test
* !3490 nr pdcp security: add a 'decipher' API function
* !3477 CI: Upgrade Aerial version to 25-1
* !3491 Fix Msg3 with MAC CE for C-RNTI and RRCReestablishmentComplete

Integration 2025 week 25

* !3083 Speed up ubuntu22 image build
* !3428 NR UE fallback to RRCSetup from RRCReestablishment
* !3479 Suspend RBs at UE
* !3446 DL NAS Transport: Fix Message Type retrieval on too short message
* !3445 Finalize FAPI dump functions, add Digital Beamforming Table and Precoding Matrix Table to CONFIG.request
* !3447 NAS Registration Reject: Add bounds and lengths checks
* !3481 RNTI information printed in UE stats
* !3484 gNB RRC: handle optional measResultQuantity fields independently
* !3480 USRP lib: fix incorrect config check for time_source fallback
* !3483 UE segfault in DLInformationTransfer
* !3367 Enabling usage of ulsyncvalidityDuration timer in SIB19
* !3482 CI: Add "may_fail" step to execute flaky steps

Integration 2025 week 24

* !3354 Preparation Work for N2 Handover
* !3383 Add configurable values of NR RLC and NR PDCP to the configuration file
* !3468 Resolve "SSB frequency at gnb.sa.band78.fr1.24PRB.usrpb210.conf is invalid"
* !3466 YAML related updates
* !3460 SRS configuration
* !3474 Fix AMF selection fallback by PLMN ID when no UE identity is present or matching
* !3473 Fix various bugs and inconsistencies in config read, SCTP, ITTI, GTP
* !3169 NR RU improvements for analog beamforming
* !3456 CI: update config for AW2S pipeline
* !3369 Add Security Mode Reject lib/unit test and adopt in stack
* !3457 Fix NR reestablishment
* !3412 [E2 agent] E2AP README update and OAI-FlexRIC CI pipeline improvements

Integration 2025 week 23

* !3302 Enhance UE identity management in Initial UE Message and other NGAP improvements
* !3400 T bugfix: check input data a bit better
* !3459 Improvements in NR band tables according to Rel.17
* !3465 Fix checking that amf_ip_address section is not set.
* !3463 Move RRC radio parameters file to DU
* !3389 Relax NR_UE_CAPABILITY_SLOT_RX_TO_TX asserts
* !3417 Imscope updates
* !3443 Fix data race in NR UE MSG3 scheduling
* !3467 remove dead globals

Integration 2025 week 22

* !3415 several fixes and cleanup for nrLDPC_coding_t2
* !3448 T: macpdu2wireshark: dump to file instead of sending UDP packets
* !3449 bugfix: pass correct buffer
* !3453 CI: revert modification of SSB per RACH occasion in SC-FDMA test
* !3440 Update NAS documentation
* !3451 fix the number of preambles per SSB at UE in case PRACH is configured with groupB
* !3441 Replace hashtable with epoll_event_t in rfsimulator
* !3277 Add CI test to force RRC IDLE and new connection setup with 5G-S-TMSI
* !3454 Keep old MAC stats after re-establishment
* !3450 Make number of UL/DL actors in NR UE fully configurable
* !3458 (doc): update README with build icons for dedicated arch and os

Integration 2025 week 20

* !3168 Improvements for LDPC encoding
* !3386 E1 Bearer Context Release enc/dec lib and unit test
* !3394 Fix Liteon with MTU 1500 and update the FHI docs
* !3437 CI: RFsim F1/HO: Use hanging-workaround to avoid blocking of second client
* !3384 Add enc/dec library and unit test for E1 Bearer Context Modification Failure
* !3418 Use common function to generate CSI-RS signal
* !3379 Add physim tests into ctest framework
* !3420 Added intercommunication between namespaces
* !3422 Tutorials: updates for NR SA Tutorials
* !3436 Beam switching small fixes
* !3439 Fix RRC resources periodicity determination according to number of slots per period
* !3434 Remove EPC/UE main.py parameters
* !3423 Fix PDSCH and PUSCH BWP Start and Size when PXSCH is scheduled with a DCI format x_0 in any type of PDCCH common search space
* !3442 Fix UL chanel estimates mapping in 2-layer MMSE receiver

Integration 2025 week 19

* !3409 Correctly handle minimum RB condition in MAC
* !3421 Fix DMRS for PUCCH format 2
* !3424 limit the number of HARQ processes in case of DCI00 and 10
* !3116 ue txData more contextual, but still global as it is entangled with usrp driver
* !3408 Handling 2 search spaces per slot in SIB1
* !3419 PRACH configuration index warning
* !3429 CI: Add `-l` option for the UL iperf test
* !3381 Add 5GMM Authentication Failure enc/dec lib and unit test

Integration 2025 week 18

* !3385 Add enc/dec lib for E1 Bearer Context Setup Failure
* !3410 Avoid segmentation fault when testing trigger reestablishment and there is no DRB[0] established
* !3411 Remove assert for SRI-PUSCH-PowerControl
* !3291 Improvements in handling UE context in gNB DU
* !3416 Signal gNB-DU config update CellStatus from DU to CU

Integration 2025 week 17

* !3377 Fix all direct MAC memory leaks
* !3397 Fix for MIB/SIB gNB delay mechanism
* !3399 SIBs in DL slot check
* !3401 F1AP: Allocate gNB_DU_ID before storing ID
* !3380 Issue 947 and compilation improvements
* !3391 small bugfix for T tracer
* !3261 Add Bearer Context Modification Request/Response enc/dec lib and adopt in stack
* !3178 mod: refactor PHY multiplications
* !3382 Improve radio for Metanoia RU (and likely others)
* !3388 Update CN5G images tags to the latest release in all CI pipelines
* !3351 Fix ASN1 struct double free
* !3405 Fix for NR UE DLSCH decoding barrier in case of no feedback
* !3404 Polar: remove dead code and a wrong comment

Integration 2025 week 16

* !3207 Create nrUE network interface from SDAP (rebased)
* !3293 Cleanup and refactor initial gNB configuration
* !3326 Enable SSB-SINR based CSI reporting
* !3330 NR UE: consider the ratio of PUSCH EPRE to DMRS EPRE when calculating PUSCH DMRS power scaling
* !3376 Correct block_length to Kprime for LDPC decoder
* !3390 fix IP address in 4G UE
* !3071 time management module
* !3254 Follow up on NAS Registration Accept lib
* !3121 Bugfix for number of PRBs in PUCCH format 2
* !3387 fix NTN LEO scenario
* !3393 rejecting DRB if not configured in PDCP-Config
* !3372 Add Delay Mechanism for Initial MIB/SIB Transmission in gNB Scheduler

Integration 2025 week 15

* !3358 RedCap InitialBWP
* !3364 NR UE: fix PRACH generation with frequency resource id not 0 when msg1-FDM > 1 in SIB1
* !3365 nr pdcp: 'count' is 32 bits, use explicit type instead of generic 'int'
* !3366 Fix typo in gNB_scheduler_uci.c
* !3370 Doc: add information on how to avoid a common asan bug
* !3275 NAS service reject
* !3312 NR UE: enable concurrent UL slot processing
* !3368 Encapsulate cmake asn1c call, suppress useless output
* !3336 Fix logging in nr_dlsim
* !3281 Add support for 'dl_min_mcs' and 'ul_min_mcs' configuration parameters
* !3355 NR UE: add support for continuous frequency offset compensation (in particular NTN LEO Doppler)
* !3375 CI CoreNetwork fixes
* !3184 NR SIB2
* !3348 CI: Replacing Devkit server with a Grace Hopper in Aerial pipeline