Tags

* 2 new Network Functions:
  * NWDAF
  * UPF: we are obsoleting `openair-spgwu-tiny` in favor of 5G-only UPF implementation
    - It supports 2 implementations:
      * The `Simple-Switch` from `openair-spgwu-tiny`
      * An `eBPF`-based solution
* Tutorials:
  * All tutorials are now using `oai-upf` instead of `openair-spgwu-tiny`
  * New tutorials:
    - Mongo-DB for User Subscription management (instead of mysql) example
    - A traffic steering example
    - A traffic redirection example
    - UPF simple example using the eBPF implementation
    - NWDAF simple example
* Helm Charts:
  * All charts are now using `oai-upf` instead of `openair-spgwu-tiny`
  * Removed the use of `helm-spray`
  * Charts updated to latest YAML configuration scheme

few fixes

* Tutorials:
  * All basic-based tutorials are now only in HTTP/2 mode and with NRF
    - All non-NRF basic deployments have been obsoleted
* Update the helm charts and helm chart tutorial
* Testing:
  * Load tester for 5000 PDU sessions
* Common features/fixes for all Network Functions:
  * Code Refactoring for:
    * Logging mechanism (runtime log level selection)
    * Installation / build scripts
    * Continuous Integration scripts
  * Published images on Docker-Hub is using now Ubuntu-20 as base image
    * We will soon obsolete the build system for Ubuntu18.04
* `AMF` changes:
  * Fix Service Request handling (Service Type: Signalling)
  * Fix N2 handover
  * Support usage of SUPI-type IMSI
  * Fix mapping between RAN UE NGAP ID and UE context
  * Fix SBI port for UDM in case of FQDN resolution
  * Fix TMSI handling
  * Fix PDU Session Ressource Release Response message
  * Fix issue for decoding MSIN with an odd number of digits
  * Fix usage of lower-case for DNN value (case insensitive)
  * Fix: NSSF port number was not read from config file
  * Code Refactoring for:
    * NAS layer
    * Registration Complete Message
    * UE context refactor
* `NRF` changes:
  * Tentative fix for a failed assertion of Boost signal
  * HTTP2 fix for json response data formatting
* `PCF` changes:
  * Add HTTP/2 support
* `SMF` changes:
  * Fix N1N2 Content message
  * Remove ranInfo field in n2infocontainer
  * Fix encoding NAS header
  * Resolved QoS Flow info missing in N2 Handover Preparation
  * Fix SUPI format: Use IMSI as SUPI
  * Fix: Send PDU Session Reject when PDU session fails before SMF procedure is started
  * Fix HTTP header
  * Fixing config parameter read
  * Fix for IE Redirect Information
  * Fix: Associate node id based on node id type
  * Use N3 ip address from NF profile if provided
  * Fix: UL TEID for multiple created PDR
  * Fix for encode/decode of create QER IE
  * Support for DL PDR in session establishment
  * Use NWI from config file when no UPF profile is associated
  * Fix HTTP/2 issue with PCF
* `UDM` changes:
  * HTTP2 Fix: Removed duplicate request handler
* `UDR` changes:
  * Fix PLMN ID for SessionManagementSubscriptionData (HTTP2)
  * logging: Add UE ID in the log
  * Retry NF Register if registration failed