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This page will contain the schedule, agenda, and minutes summary/details for meetings of the O-RAN SC Requirements and Software Architecture Committee.

Weekly Meeting Notes

Date/TimeCommentsDocRecording
1/13/22

"F" Release

  • SMO
    • Integration to O2 (INF)
  • INF
    • O2 IMS
    • O2 DMS (pre-spec aka HELM)
    • System Controller Cloud
      • Manages Sub-Clouds aka distributed resource pools)
      • Creates Distributed Cloud Architecture
    • O-Cloud with three resource pools
      • SIMPLEX
      • DUPLEX
      • DUPLEX+
  • ODUHIGH
    • Support Paging Feature
    • Inter-DU Handover
      • 2 DUs under same CU
      • Requires another Server for second Physical O-DU
      • Need to check with Viavi to see how this affects the O-RU simulator

"G" Release

  • SMO
    • Possible bring in ONAP ASD Orchestrator (O2DMS candidate)
      • Contact Byung-Woo Jun from ONAP Architecture
    • Needs to support O-Cloud Registration (O2IMS)
  • INF
    • Add 4th resource pool from Blockhouse Resources
    • add those resources to Duplex+ Cluster creatings a distributed cluster

Pending
12/16/21

Next Meeting 1/4/2022

"F" Release

  • RICAPP
    • OTF "F" Release Test
    • RC xAPP (Slice Management)
  • RIC
    • OTF "F" Release Test
  • OCU
    • OTF "F" Release Test
    • Test Stub Image Basic Support of O1
  • ODUHIGH
    • OTF "F" Release Test
    • Support HARQ Feedback
    • Scalability (Scheduler Enhancement)
    • E2 Interface Upgrade
      • Near-RT RIC Connection (Stretch Goal)
  • ODULOW
  • OAM
    • OTF "F" Release Test
    • O1 Pre-Release for Message/Streaming
  • SIM
    • OTF "F" Release Test
    • O1 Pre-Release for Message/Streaming
  • NonRTRIC
    • OTF "F" Release Test
    • R1 Service Exposure
      • A1 Policy
      • A1 Enrichment
      • rAPP Onboarding/Deploy
    • Test Scenario Organization
      • By Scenario/Use Case
  • SMO
    • TACKER (Orchestration) (Docomo)
      • What will be deployed?
    • CRD Based Onboarding (Kubernetes Deployment) (VMWare)
      • xAPP
      • rAPP (Stretch)
    • OTF "F" Release Test
  • INF
    • 3 Resource Pools (SIMPLEX, DUPLEX, DUPLEX+) Kubernetes
    • OTF "F" Release Test
  • INT
    • OTF "F" Release Test

Pending
12/7/21

Lab Status

  • NJ Lab
    • O-DU High still not accessible
      • Pending correction of this to install FHG (IXR+PTP-GM)
      • May have to resort to invasive recovery of the hardware
    • Discussing with Viavi on strategy for TM500 sharing from the lab
  • "F" Release
    • Discussed Windriver plan for O-Cloud/O2 builds in "F"
    • Discussed VMWare plan for xAPP Onboarding Package in "F"
    • There was a mention of O2 from DCM, "Tacker". More information expected on SMO call Thursday.
  • "G" Release
    • Migration of all xAPPs and Near-RT RIC to deployments from SMO, with homing to blockhouse servers in the Duplex+ Cluster (Spans two resource pools).

https://zoom.us/rec/share/rc59UMy0Dwu5ufHBwgU7p3OOR_pr52HtkTkYPHfhCBv9pfOS_r9gm6IDBGcyZ929.ZgUiufRZwTPzvjHA?startTime=1638929199000

https://zoom.us/rec/share/trMp1skIckvuRm_YzhPVraYXnutpoD6OHAPYGpXKg0-NaU960-RANQ0vpyU69sd9.KpxB5iw5OFA7VYV9?startTime=1638885823000

11/18/21

Lab Status

  • NJ Lab
    • Clock in progress
    • IXR pending Cable

"F" Release

  • SMO - INF Integration
    • Might look at CU for Deployment Option
    • VM Server needs have the ConfD Server installed
  • APP Packaging
    • VMWare is interested in SMO Contribution using CRD packaging proposal
      • Need
  • O1 PM CR Status
    • Rationale presented to O1 Focus Group
    • 3GPP PM Streaming supports GPB, O1 does not, CR Submitted for next meeting 11/29.
    • Will break down the CR into smaller chunks that can be independently addressed.
      • Decouple Stream Consumer and Job Manager from using common index to map value to measurename
      • Subscription Enhancements, Decouple Job from Reporting
      • Use Stream Report as Event Report in REST/JSON mechanism

https://zoom.us/rec/share/2Ggm5GJQJWvDzrA3-vxlYvrsCaO0cLu8Tx4vu-FFlUmElUGOdizEZjI7yklmSjiM.hyT66734IjysF-AF?startTime=1637244292000
11/4/21

Lab Status

  • NJ- David IXR received, PTP-GM still an issue.
  • CA - James (Software Centric)
  • TU - Working with James

"E" Release Status

  • RICAPP
  • RIC
  • ODU-H/ODU-L?
  • OAM - Alex Stancu Model Complete
  • SIM - Alex Stancu Updating Simulator
  • SMO - Mahesh Jethanandani Disaggregated VES Commited, DMaaP Adapter out for review
  • NONRTRIC - Need to reach out to John Keeney for Status
    • Issues around the events and actions not being available yet.
    • Concern on testing/availability of SMO's new Kafka->DMaaP -API-adapter.
  • INF

"F" Release Planning

  • Per Project Release OTF Demo
    • RICAPP
    • RIC
    • ODU-H/ODU-L?
    • OAM
    • SIM
    • SMO
    • NONRTRIC
    • INF

O1 CR Status

  • Rationale presented in O1 and RSAC.

https://zoom.us/rec/share/uJ0gCsx7KSwubqW1DwcNG5xaldeiVzlXq05ejDHpFOPS9Qr7cOMNHmCewRrgTFfL.YCOUwMAxH2e89Kt4?startTime=1636031158000
10/26/21

NJ OSC Lab

  • Waiting on IXR to be received
  • Long cable will be shipped separate
  • Ken will check to see if Block House installation of PTP-GM will be too far, estimating to be 100M from the lab.
  • David Kinseyto send Lab editable diagram to Bimo.

Taiwan OSC Lab

  • Nov 10 working with Viavi for SW License
  • Integrate near-RT RIC/ODU-H: Complete
  • Still working on RU Simulator planning for EOY
  • Still having troubles logging into the TM500 in NJ

ODU-H

Integration Testing

  • new PTL James Li

https://zoom.us/rec/share/chDfuoamAypa3jsfZ47eY47d4vfmHW-xCufLciPhEoFVDj-pMEWqCuDK0Gto7eyu.OV6a-kYkwr7vHm7F?startTime=1635296571000
10/21/21

Release "E" Slice Reporting

  • Extension of VES Measurement Domain. Will be StdDefined in "F" Release
    • Started work on "F" JSON; more is still needed
  • Config still not baselined, critical for rAPP work
    • Martin will finalize HelloWorld to work for us
    • ODU-H is good with this

Not available
10/12/21

CR Status

  • On Track for First Nov O1 Meeting

Lab Status

  • Viavi "Demo" Equipment
  • IXR
  • PTP-GM

Slice Use 




10/7/21

CR Status

  • Alex provided link to GNMI Flow for incorporation into CR

Integration Status

  • Interfaces are not defined for the closed loop Use Case
    • Need PM interface between O-DU-HIGH→SMO
      • We have a non-3GPP Plan, using VES Measurement Domain
    • Need PM Interface between SMO→ rAPP
      • TopicName: MeasurementEvent (4 Values)
    • Need CM Interface between rAPP → OAM
      • Driven by YANG of O-DU-HIGH (RESTCONF)
    • Need CM Interface between OAM → O-DU-HIGH
      • Driven by YANG of O-DU (In Discussion)
      • Believe we can use 3GPP in build and reference forge path  but cannot tag the replicated file used for the build for the Release in order to preserve 3GPP Copyright.

3GPP

  • OAM/SIM will work on Best Practice for using 3GPP (forge) documents in builds/documentation without publishing as part of the release.
gNMI Interaction Diagram: gNMI - OAM - Confluence (o-ran-sc.org) Recording not available.
9/28/21

Lab Status

  • Still waiting on IXR
  • Haven't resolved the plan for the PTP-GM

Slicing Use Case

  • Will have 2 rRMPolicyMemberList (MCC MNC SD SST)
    • 1 Best Effort, Slice 1 Managed Slice
    • MCC/MNC (aka PLMN) should be same as known by Core
  • Will use rRMPolicyDedicatedRatio for Managed slice
  • PM is Average DL/UL UE Thoughtput
    • Collection Interval same as Reporting Interval
    • Reporting Interval will be every 60s
    • One counter for each (UL/DL) (Uint32, kbits/sec)
      • DRB.UEThpDI.SNSSAI
      • DRB.UEThpUI.SNSSAI
    • SLA for the Managed slice is a throughput of 1Mb/s
    • Initial Managed slice has PRBs with a 40% reserved/quota
    • The rAPP should have a configuration value for enabling and disabling the control loop to allow the test controller to identify when the SUT has a stable traffic load.
    • When throughput drops below the 1MB/s SLA by 10% (900Kb/s) then the rAPP increases the reserved/quota by 10%
    • When throughput goes above the SLA of 1MB/S by 10% (1.1MB/s)  then the rAPP decreases the reserved/quota by 10%; this cannot go below the baseline slice reservation (40%)

https://zoom.us/rec/share/1VPBXmcIYIsUKBH6e5SPLt8tpcgjcYhcKY5JxpjIKa-PDabP8mClrchmHasNbyNT.9R_YDUGFmdXvZzpZ?startTime=1632877353000

9/9/21

9AM EDT

VES Improvements

  • Disaggregation Tabled for now
  • Kafka Backend to Influx/Elastic-Search/DMaaP
  • Streaming PM (Should be an "F" Release Target)
    • VES/JSON (Requires O1 CR) (AT&T)
    • HV-VES Websocket/GPB (Requires O1 CR) (DELL

Scorecard

  • Specification Compliance Scorecard
    • Element Maturity (Behavioral Compliance)
      • PTL to self report to Scorecard ("E")
    • Interface (Specification) Compliance
      • OTF (INT) is looking at the FH Test Specification for M-Plane ("E")
      • OTF for Element which would apply the applicable Interfaces required by the NF (OCU-CP, OCU-CP, ODU, NearRT RIC)
      • PTL Self Report ("E")
      • OTF Auto Report ("F")


https://wiki.o-ran-sc.org/download/attachments/35881444/VES-Collector-Flow-Diagram-V6.pptx?api=v2https://zoom.us/rec/share/ggg96yruOV5QYeqXhm_KLok2BvgF-LYG9u_HqAfYTiTmGOw0McgXG1vgtuGgu3yw.GKsYNbN9T7L3c4mQ?startTime=1631192770000

8/12/21

9 AM EDT

Reviewed Slicing End-to-End call flows presented by user-30c9d. Need verification from Viavi on pre-configuration of Slices within Core and UE simulator to request admission to a Slice.

Reviewed VES Project to EPIC list presented by David Kinsey, need to work on iteration and resource mapping. Need OAM, SMO, and SIM PTLs

Discussed PTP Grand Master availability in the lab. David Kinsey to reach out to Nokia for status on FHG and how it provides/interfaces to PTP. E-mail sent today.

Discussed using format of ODU-HIGH Release "E" plan to formulate a release plan with one for each project. David Kinseyto send that. E-Mail sent with proposed template. This would replace the single 9MB growing powerpoint with a per-release plan.


https://zoom.us/rec/share/DfNh8uXm-Y4dEu28INBRqBNGpQtOum2wbveezeDBax9AkhoqflbNoetP6z7dpp2R.Q9ENxTOcereld7YM?startTime=1628773650000

7/22/21

9 AM EDT

Meeting Held for discussion on Release "E" Disaggregated VES


Reviewed proposal and discussed options. No Conclusions yet as this was more informatory. Next Meeting will try to work on specific deliverables by project.

The attached presentation includes comments and on-going work between David Kinsey and Martin Skorupski which will be reviewed with the larger team at the next RSAC call.

https://zoom.us/rec/share/ENNFTIViSpkG6rBCzF-myIbR2i9WPzje9v7dBL0fGAI2ZM0uveyHqqBP0SkLGa3s.GQS0sL3rPgPErPsc?startTime=1626959214000

4/13/21 

9 PM EST

Discussed 5G super blueprint for E release

DU - RU message interaction blockers

TM500 equipment preparation by Viavi for delivery to OSC lab NJ


Meeting recording: https://zoom.us/rec/share/DuzSNJy8-iAE-ll5JAh-GR4LEgHH4N3_J6on5A3p2O0TqShiW4Lfp5v1WwZhRRmk.O1sBLrdw6K86qN-E

4/8/2021

Meeting recording to be listed to the right once it is available.

Went through Release "D" Flow:



3/11/21

9am EST

Meeting recording listed to the right.

Went through Release "D" Control Loop:

  • Alignment of DMaaP Topics across projects
  • Confirmed proposed YANG for O-DU is being analyzed by the O-DU team, should have an answer by next weeks call.
  • Confirmed Config was sent to O-RU team, ODU Team needs to know how to initiate pairwise testing
  • Reaching out to contributors for E2SIM modifications for Traffic Steering Use case
  • David Kinseywill Reach out to OTF team for OTF E2SIM integration at the same time
  • David Kinsey will work with user-59b16 to work with Taiwan University to see how best to use them for Integration Project. They likely will not have a FHG in their environment and therefore are missing O-DU functionality for Hybrid or Hierarchical support models to the O-RU.
  • SMO discussion was deferred as Mahesh had another meeting commitment. Nothing major pending.



3/1/21

9 PM EST

user-165cfto share Config spreadsheet to Ken Trudgeon (O-DU--O-RU interactions

Mahesh Jethanandani Review recording for APP onboarding schema (from David K) for D rel implementation



Meeting recording https://zoom.us/rec/share/B4mbnreNFgtNSndiu54gVkpx_C-89rO5ofRQ8hAbSjSx8jEOdAUrbaKVD1n2wJA3.Hdvyxfpw6i0lj6To

2/25/21

9 AM EST

Discussed RU failure recover use case

Zhe Huang to provide DHCP and CA server in OSC lab to bootstrap RU startup

Viavi to check steps 1-8 in O-RU startup in 2. ORU Startup

Viavi to check steps26-27 in O-DU startup re Alarm subscription in 3. ODU Startup 

user-165cfto check steps 12-23 in 3. ODU Startup – implementation task



Meeting recording

https://zoom.us/rec/share/Fw56lJ-t3FnHqBqrc-fWVcNfTq4BvLClnNO69jV3FFVAxMN9mcgelDCaOR_LT5sR.69SVCt37YleQy-8N

1/14/21

9 AM EST

Discussed RU failure and recovery use case (ppt attached)

user-59b16 to create call flow for use case

Meeting Recording

https://zoom.us/rec/share/mKYOGkB3mgpvIo2Hx1eY5Oifyw9qV9NQd7NiEj-FxQKP0kUpWOc7yvMO_LLPhA_M.lmx2LCh7-QwDHAFi

11/19

9 AM EST

Discussed O1/A1 use case for Dawn



Meeting Recording

https://zoom.us/rec/share/VFSBeQa7lt1AlmAR3VIm4Sc8ooVaIOeMNiVbBKcB3MUOj3OCmK1hMozwT8PjFfpo.ATGZ99NFppAp5jbo Passcode: 5aKgaDF=

9/15

9 PM EST

Intel servers configured in OSC lab for O-DU testing

Intel and Radisys installing DU-low and DU-high s/w this week; SCTP libraries need to be installed; user-165cfto reach out to Rich for help

Ganesh Shenbagaraman checking internally for compatibility for O-CU s/w contribution from Radisys (closed source)

Ron Shacham to provide simulated trace files to Alex Stancu  from Viavi sim into SIM repo  

user-59b16 David Kinsey to draft preliminary plan for D release;  

Requesting All PTLs to start thinking about D release work epics and Cherry flow over items




Meeting Recording: 

https://zoom.us/rec/share/kqC7KdRNI3DMrDUNktdYl5OCw49pLaDtvq18hFYByNYixatyCBf9kLomcrngPsoU.GuHU_cB9kpTPc80W Passcode: Qw*z$6Zb 

9/1

9 PM EST

  • Discussion about OSC lab setup and timelines for testing and integration


    Week starting

    Sept 7 – Configure Intel servers and install OS (windriver, server 1)

    Sept 14 – O-DU Low software installation and unit testing with stub RU simulator (server 1)

    Sept 21 – O-DU High software installation and unit testing with stub CU simulator (server 1)

    Sept 21 – Viavi O-RU emulator, O-CU emulator, EPC installation on (Server 2)

    Sept 28 –  O-CU software installation and unit testing (Server 2)

    Oct 5 – O-DU high and O-CU unit testing

    Oct 19 – UE attachment and HO test

    Oct 26 – UE attachment and HO test


    The OSC lab server addresses are

    Server 1

    Management IP 192.168.4.29

    Interface 1 192.168.41.190


    Server 2

    Management IP 192.168.4.30

    Interface1 192.168.41.191



8/18

9 PM EST

  • Discussion regarding O-CU MVP requirements for OSC
    • Implement HO for traffic steering, defer E1 interface for Cherry
    • Ganesh Shenbagaraman to raise topic to TOC for 8/19
  • Discussion regarding OSC and TIFG MVP requirements 


TIFG-OSC meeting slides

Meeting Recording:
https://zoom.us/rec/share/3NIlIoHd5nlIQoWX90_TX6A-T4XLaaa8gXca_qdbxElpW9nzSwAkkYnIq3rVWIHt

Access Password: zYN&Hv3s

7/28

9 PM EST

  • Discussion with Radisys on O-DU activity
  • INF project installing OS and O-DU getting installed. Ganesh Shenbagaraman Sachin Srivastavato provide quick update on O-DU status
  • Discussed about SMO project initiation and PTL election
  • Discussed main challenges slide in OSC to be presented to EC by John Murray   Jinri Huang

    Start Time : Jul 28, 2020 09:03 PM

O-DU High status (PPT attached)

7/16/2020

9 AM EDT

  • O-DU and O-RU stub testing (Bronze maint.) (Zhimin Yuan , user-d3360 ); Have access to the box, waiting for Windriver to complete SW install before their SW can be installed
  • KPIMON xAPP integration with Near-RT RIC (Matti Hiltunen , Ron ShachamENGWEI KOO )
    • Working with Samsung and Near-RT RIC, problem with Subscription Mgr
    • E2SIM has Viavi Schema and has demonstrated flow, waiting on 10 minute playback file from Viavi.
    • Viavi indicates file wont be available until 7/24. Could work and lower risk with shorter file, Viavi will look into that.
  • Cherry SMO Proposal (Martin Skorupski , Tracy Van Brakle )
    • Proposal presented
    • Discussion on external SMO open source alignment (John Keeney )
    • Discussed possibility of sub-project instead of new project (John Keeney )
  • SMO LCM and Application Deploy Scenarios (Martin Skorupski )
    • LInk to recorded presentation available on OAM project meeting page. Separate link to also be added to Non-RT RIC page.


    • Start Time : Jul 21, 2020 08:50 AM




Meeting Recording:
https://zoom.us/rec/share/ou4lNK3RzDxJQ7f1s0bPZpMeF53Ueaa8hndK_qYOykxKEdi7dj46TU6b_Mxlyk-N

Access Password: y$SNs?w7

6/18

Sachin Srivastava Zhimin Yuan to discuss on bronze maintenance release testing (P5 msg exchange, etc.)

Xiaohua Zhang to check for testing possibilities for DU-LOW and DU-HIGH at Windriver 

user-59b16 user-d3360 to check on OSC lab status for L1 stack  by 6/30

ENGWEI KOO to check with Ken and Ultan on Viavi providing sim log files for TS scenario by 6/30

ENGWEI KOO to share common config file IOT profile between O-RU, DU-Low and DU-high 


Common IOT profile 


5/26

INF project cherry epics

  • HA in O-Cloud - 2 server deployment scenario duplex


    Start Time : May 26, 2020 09:01 PM



5/12/2020 9 PM EDT

Topic: Cherry release planning
Start Time : May 12, 2020 09:00 PM

RSAC requesting PTLs to start suggesting EPICS for Cherry


Meeting Recording:
https://zoom.us/rec/share/_MNPDa358UdLU6_z5WOFSoU5RoD9eaa81XVI8_ZbmkcBCuOWw4yrnsdVdhi8p5EC

4/28/2020

9 PM EDT



Meeting Recording: rsac-20200428.mp4

4/9/2020 

9 am EDT

ENGWEI KOO to setup meeting with user-59b16 Ron Shacham to discuss Viavi simulation parameters for traffic steering 

Sachin Srivastava Ganesh Shenbagaraman to setup meeting with ENGWEI KOO to discuss Viavi testing with O-DU HIGH

Martin Skorupski to draw up some some slides on cherry release requirement for s/w mgmt of X-RAN RU to O-RAN RU

Alex Stancu to setup meeting with Ron Shacham for 4/13 on E2 simulator enhancement


Meeting Recording:
https://zoom.us/rec/share/_O1XaLvRq1hIbtLJ9BHwC_IaG97kT6a82iJN__oOy03-Jo1PbYyzxOVn-laYgrt_

3/26/2020

9 am EDT

Viavi's short term and long term proposal for OSC  


Recording: https://zoom.us/rec/share/5M5-c6jQq19Ie6_Esxjya-l5QIK7eaa81CkX-_EPz0ck7uwj9UffQWKJEx-zgI2E

3/10/2020

9 pm EDT

Bronze rel. – PTL reports from ODU LOW, INT



Recording: https://zoom.us/rec/share/4OFfdZDh-FJLeInJslP2Zq94RJy9eaa803UdqfVYyS1yYKZBLNg2trHEvI1-dNQ?startTime=1583888670000

3/3/2020,

9 am EST

Bronze rel. – PTL reports from RICAPP, O-CU, ODU HIGH


O-CU


Recording: https://zoom.us/rec/share/3-Z5A7P6xD1LWY3A-WfueZU7F4Haeaa80XcZr_UJz4r4zGY2XeS31gnPK9QG9tA?startTime=1583287601000 
2/19/2020, 11pm EST

Viavi presented a range of simulators that will be valuable for OSC use case testing and validation. Slides - 

Action: Discuss in OSC TOC meeting regarding Viavi 



1/7/2020, 9pm

Bronze release documents

Epics spreadsheet: RSAC_Bronze_release_planning.xlsx

Traffic steering use case: RSAC_Bronze_Use Case-Traffic Steering QoE.doc

Health check use case: RSAC_Bronze_HealthCheck_UseCase.docx


Recording: https://zoom.us/rec/share/_OxuJb3Z8mdOSa_xwR_UQoIzMrTmaaa8h3Ie_KUMzRvkdqfAxahEtx8_Z-VE0OmU?startTime=1578448750000
9/26/19, 9am

OSC and WG review meeting 1




WG review meeting 1 recording
8-1-19, 9 am

Reviewed Epics

Start planning for Release B - Can we use JIRA for the planning phase in addition to the Word doc?

Move Release planning cadence to once a week. Alternate between evening and day every other week.

Where is the Integration and Test Environment? How do we set up the test env? Couple of possibilities. Check with John Murray

  • Tlab (AT&T)
  • OTIC (O-RAN Test and Integration Centre - Asia/Europe/North America (inter-connected)
  • Windriver lab ?
  • CMCC ?


7-30-19, 9 pm

Reviewed epics

  • INT-A-F212 clarification added in annex for PNF registration
  • RICNRT-A-F10 for OSC  Rel A ?
  • INF-A-F01 epic clarification needed from Paul Carver
  • INT-A-F013 - recruit Eliza Celenti to stand up OTF framework for Rel A
  • RICAPP-A-F110 - UE Monitor for slicing
    • Jun Hyuk Song to provide clarification of this epic, UE-NIB, overlap with UE Manager xApp
O-RAN SC Ver A SW Requirements 20190730a.docx
6-4-19, 9 pm Eastern

Reviewed and addressed comments

  • Created epics for different project groups
 O-RAN SC Ver A SW Requirements 20190604a.docx


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