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November 2021 Osmocom CNI releases

The Osmocom project has released new version 202111 of the CNI (Cellular Network Infrastructure) software.
Added by pespin 17 days ago

The Osmocom project has released new version 202111 of the CNI (Cellular Network Infrastructure) software, including OsmoTRX, OsmoBTS, OsmoPCU, OsmoBSC, OsmoMGW, OsmoMSC, OsmoHLR, OsmoSGSN, OsmoGGSN, OsmoSTP, OsmoSIPConnector, and others.

Those new tagged/released versions contain 9 months of work since the previous versions released during February 2021.

You can find pre-compiled binary packages of our latest release for a variety of Debian and Ubuntu GNU/Linux versions at Latest_Builds.

List of tagged versions and link to related ChangeLog

Project Version Changelog
libosmocore 1.6.0 http://git.osmocom.org/libosmocore/plain/debian/changelog?h=1.6.0
libosmo-abis 1.2.0 http://git.osmocom.org/libosmo-abis/plain/debian/changelog?h=1.2.0
libosmo-sccp (+ OsmoSTP) 1.5.0 http://git.osmocom.org/libosmo-sccp/plain/debian/changelog?h=1.5.0
libosmo-ranap (+ OsmoHNBGW) 1.1.0 http://git.osmocom.org/osmo-iuh/plain/debian/changelog?h=1.1.0
OsmoTRX 1.4.0 http://git.osmocom.org/osmo-trx/plain/debian/changelog?h=1.4.0
OsmoBTS 1.4.0 http://git.osmocom.org/osmo-bts/plain/debian/changelog?h=1.4.0
OsmoPCU 1.0.0 http://git.osmocom.org/osmo-bts/plain/debian/changelog?h=1.0.0
OsmoBSC 1.8.0 http://git.osmocom.org/osmo-bsc/plain/debian/changelog?h=1.8.0
OsmoMSC 1.8.0 http://git.osmocom.org/osmo-msc/plain/debian/changelog?h=1.8.0
OsmoHLR 1.4.0 http://git.osmocom.org/osmo-hlr/plain/debian/changelog?h=1.4.0
osmo-mgw 1.9.0 http://git.osmocom.org/osmo-mgw/plain/debian/changelog?h=1.9.0
osmo-sip-connector 1.6.0 http://git.osmocom.org/osmo-sip-connector/plain/debian/changelog?h=1.6.0
OsmoSGSN 1.8.0 http://git.osmocom.org/osmo-sgsn/plain/debian/changelog?h=1.8.0
OpenGGSN 1.8.1 http://git.osmocom.org/osmo-ggsn/plain/debian/changelog?h=1.8.0
osmo-pcap 0.2.1 http://git.osmocom.org/osmo-pcap/plain/debian/changelog?h=0.2.1
osmo-gbproxy 1:0.2.0 http://git.osmocom.org/osmo-gbproxy/plain/debian/changelog?h=0.2.0
osmo-cbc 0.2.3 http://git.osmocom.org/osmo-cbc/plain/debian/changelog?h=0.2.3
osmo-smlc 0.2.1 http://git.osmocom.org/osmo-smlc/plain/debian/changelog?h=0.2.1
osmo-e1d 0.2.2 http://git.osmocom.org/osmo-e1d/plain/debian/changelog?h=0.2.2
osmo-hnodeb 0.0.1 http://git.osmocom.org/osmo-hnodeb/plain/debian/changelog?h=0.0.1
osmo-uecups 0.1.4 http://git.osmocom.org/osmo-uecups/plain/debian/changelog?h=0.1.4
osmo-gsm-manuals 1.2.0 http://git.osmocom.org/osmo-gsm-manuals/plain/debian/changelog?h=1.2.0

Noteworthy Changes

Misc / Common

  • libosmocore: rate_ctr/stat_item groups can now be identified by a unique name string, not only by id number.
  • libosmocore: stat_item groups are now accessible through CTRL interface
  • libosmocore: Important AMR fixes
  • libosmocore: New APIs introduced for base64 encode/decode
  • libosmocore: Osmocom logging system becomes non-blocking by default
  • libosmocrypt: New APIs introduced for key dferivation functions
  • libosmogb: Lots and lots of fixes and improvements in new NS protocol implementation (NS2)
  • libosmo-sigtran: Automatically create routes for routing key when in ASP role
  • libosmo-sigtran: Allow apps set internally proper IPv4/v6 default hosts
  • VAMOS support
  • Support to set socket DSCP and priority values (QoS)
  • New PCUIF over IPA multiplex of OML BTS<->BSC link to communicate transparently osmo-pcu and osmo-bsc
  • Osmocom style dynamic timeslots support now being configured as SDCCH8
  • A5/4 support

OsmoTRX

  • uhd: Ensure clock source is locked before using it
  • lms: Fix very low output power due to band not probperly set.
  • lms.uhd: Allow changing band between poweroff & poweron

OsmoBTS

Common:
  • Massive refactoring of the shutdown/reconnect logic
  • BSC redundancy: support for multiple OML addresses
  • Keep the process ongoing trying to reconnect on Abis link down
  • Try one reconnect to previously connected BSC before trying next one
  • Support forwarding proto IPAC_PROTO_EXT_PCU BSC<->PCU (PCUIF over IPA multiplex of OML link)
  • SDCCH8 support for the Osmocom style dynamic timeslots
  • MS power control: C/I based power control decision
  • MS Power control: Use P_CON_INTERVAL=2 by default
  • BS power control: EWMA averaging for reported RxQual
  • MS/BS power control: fixed handling of -SUB/-FULL values
  • MS/BS power control: fixed EWMA downscaling bug
  • MS/BS power control: logic and logging improvements
  • Timing Advance control: interval (loop suspension) support
  • Timing Advance control: various fixes and logic improvements
  • Early Immediate Assignment support
  • Interference reporting to BSC and PCU (#1569)
  • Prioritization of CS paging over PS paging
  • Configurable socket priority of RTP sockets
  • Improved handling of the Uplink and Downlink measurements
  • Fixed and improved handling of the Channel Identification IE
  • Fixed a race condition during the activation of dynamic timeslots
  • Fixed sending Load Indications when BTS is not RSL-connected
  • Fixed re-(de)activation of already (de)activated lchans
  • Initial support for static userspace probes via systemtap
  • Various stability and performance improvements and bugfixes
osmo-bts-trx:
  • New TRXDv2 protocol and burst batching (#4006)
  • Support for different per-timeslot TSC values
  • Initial VAMOS and AQPSK support (#4941)
  • Constrained BS power control on BCCH carrier
  • BCCH carrier power reduction mode
  • PDCH power saving (#4772)
  • Temporary ACCH Overpower
  • Important AMR fixes
  • A5/4 support

OsmoPCU

  • Heavy refactoring of code, reworked to use osmocom FSMs.
  • Change code to be GSM-clock driven, instead of mostly wall-clock driven. As a result most N3.. and T3... are much more reliable now.
  • Polling capacity improvements through introduction of new PDCH UL Controller class (allow multiple concurrent polls per PDCH, polling for other than N+13 is now supported).
  • Uplink multi-slot TBF allocation support added
  • Transmit empty blocks through PCUIF instead of dummy rlcmac blocks when there is no MS listening on PDCH
  • Implement T3141 (3GPP TS 44.018 sec 3.5.2.1.5, contentiuon resolution timeout)
  • PAGING-CS optimizations for known MS (send paging on subset od all PDCHs where MS is listening)
  • Several fixes for CSN.1 decoder
  • Bunch of new counters/stats added
  • Several fixes and improvements in NS code
  • NACC: Support Neighbor Address Resolution over PCUIF IPA multiplex
  • PAGING-PS fixes: Fix paging with TMSI and MS ending with assigned IMSI 000. Avoid repeated paging if T3113 is still running.
  • Lots of fixes in lots of places, and lots of code clean up
  • VTY: new gsmtap related commands available, similar to those in osmo-bts.

OsmoBSC

  • MGW pooling
  • Call-reestablishment
  • Temporary ACCH Overpower for osmo-bts
  • Support for adding a new BTS at run-time
  • VAMOS PoC (signalling and VTY commands) for osmo-bts
  • BS Power control: BCCH carrier power reduction operation
  • BS Power control: constrained power control on BCCH carrier
  • BS Power control: avoid inheriting bs_power from old lchan
  • MS Power control: initial MS power loop implementation
  • MS Power control: parameters for C/I based power control
  • MS Power control: use P_CON_INTERVAL=2 by default
  • Channel allocator: pick lchans with least interference
  • Support for Location Services and the Lb interface to SMLC
  • Support SDCCH/8 for Osmocom style dynamic timeslots
  • Support Neighbor Address Resolution over PCUIF IPA multiplex
  • Support for A5/4: signalling and VTY parameters
  • Support Channel Mode Modify procedure
  • Handover: support upgrade TCH/H -> TCH/F (without AFS bias)
  • Handover: proper handling of the -FULL/-SUB measurements
  • DSCP and PCP differentiation of Downlink Abis traffic
  • Early Immediate assignment for VSAT backhaul
  • CTRL interface bindings for applying a VTY config file
  • CTRL interface bindings for handover parameters
  • CTRL interface bindings for neighbour cells
  • VTY sets default TEI for 'trx' nodes according to TRX number
  • VTY commands for Ericsson RBS2000: sync and RX diversity
  • VTY command 'assignment' actually triggers Assignment, not HO
  • VTY option to forbid use of TCH for non-voicecall signalling
  • Configurable interference measurement parameters
  • Configurable TA filtering for CHANnel ReQuireD messages
  • Reworked warnings about unknown/non-supported BTS features
  • Frequency hopping: various fixes and improvements
  • BTS type 'sysmobts' is deprecated in favor of 'osmo-bts'
  • Fixed manual channel activation (from the VTY) for nanoBTS
  • ipaccess-config: various fixes and improvements
  • Speedup shutdown using the new osmo_select_shutdown() API
  • Fixed and improved neighbor configuration options
  • Use osmo_clock_gettime everywhere
  • stats: BTS uptime counter
  • stats: transitions from BORKEN state due to LCHAN_EV_TS_ERROR
  • stats: all_allocated:{sdcch,tch} rate counters
  • stats: all_allocated:{static_sdcch,static_tch} rate counters
  • stats: bts.N.cm_serv_rej:<cause> rate counters
  • stats: incoming_intra_bsc_ho:* rate counters

OsmoMSC

  • SGs, CSFB / SRVCC improvements and fixes
  • Support for Call Re-establishment
  • Support new MNCCv8 protocol version (with GCR support for LCLS)
  • UMTS UEA encryption is working properly now, and UTRAN encryption algorithms are not VTY configurable

OsmoHLR (and libosmo-gsup-client)

  • VTY: save config format fixes
  • VTY: enable show subscribers filtered by IMEI
  • packaging: Add post-upgrade script for automatic db upgrade
  • New DB schema format: v6.

OsmoMGW (and libosmo-mgcp-client)

  • mgcp-client: Fix dupicated MGCP DLCX being sent sometimes
  • mgcp-client: Add support for MGW pooling
  • mgw: fix RTP patching not taking into account RTP marker (M) bit
  • Support wildcarded MGCP DLCX to allow resetting endpoint on startup
  • Several more counters/stats added
  • Several fixes here and there

osmo-sip-connector

  • MNCC v8: GCR support (for LCLS)
  • Several fixes (crash, memleak), improved logging

OsmoSTP (and libosmo-sigtran)

  • Several fixes and improvements for IPA AS/ASP
  • Introduce notion of configurable 'quirks' (compatibility against peers containing deviations from standard)
  • vty: automatically create routes for routing key when in ASP role
  • Minimalistic support for XUDT/XUDTS
  • Introduce rx/tx rate counteres on AS and ASP level

OsmoSGSN

  • Several (G)MM FSM improvements (GERAN, UTRAN)
  • Iu: Timer X3314 has been dropped
  • gtp: Delete ctx upon receive UpdateCtxResp with cause Non-existent
  • Support forwarding RIM messages over GTPCv1 EUTRAN<->GERAN
  • Several logging improvements

OsmoGGSN (and libgtp)

  • ggsn: Reject PDP CTX ACT for static IP addresses (not supported)
  • ggsn: Fix heap-use-after-free during Recovery without associated PDP
  • Several logging improvements
  • Introduce program gtp-echo-responder

osmo-pcap

  • Change default ports of client, server_
    • osmo-pcap-client 4237 -> 4227
    • osmo-pcap-server 4238 -> 4228

osmo-gbproxy

  • Support setting rt-prio and cpu-affinity mask through VTY
  • Add CTRL VTY commands
  • Don't route messages to an SGSN if it is down
  • Forward MS_REGISTR_ENQ/_RESP correctly
  • Improve routing of BSSGP STATUS
  • Improved documentation
  • Lots of fixes and improvements

osmo-uecups

  • Add VTY command to configure local bind IP of UECUPS socket

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