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1 Si-Hong Lee SK Telecom Platform - 1 -

2 1. Digital AMPS CDMA (IS-95 A/B) CDMA (cdma2000-1x) IMT-2000 (IS-95 C) ( ) ( ) ( ) ( ) - 2 -

3 2. QoS Market QoS Coverage C/D Adaptive Contents Contents - 3 -

4 Integrator 3. QoS Node (, ) Node End-to-End ==>> MSC (n.top) BTS cdma x BSC GAN (ATM) HA PDSN S/W HUB (B/D) AAA GSR FACN SONET GSR S/W HUB (B/D) L4 F/W L4 SW L4 L4 Contents Switching Hub Back-end Servers Internet - 4 -

5 4. QoS Packet Packet (, M-Commerce ) QoS Service Differentiation DiffServ/IntServ Adaptive Service Admission Control etc. Service Processor Load Share Algorithm etc. Service Management NMS, CMS, SMS, QMS, etc

6 5. End-to-End QoS QoS, Issue QoS, End-to-End QoS End-to-End QoS ( ) End-to-End QoS Issue, Map, ( ) Streaming QoS Framework( ) QoS, Framework( ), Function Flow - 6 -

7 - 7 -

8 Si-Hong Lee SK Telecom Platform - 8 -

9 I. End-to-End QoS 1. QoS 2. QoS Issue 3. QoS 4. End-to-End QoS II. End-to-End QoS ( ) 1. E2E QoS Issues 2. E2E QoS Process 3. Map E2E QoS ( ) III. Streaming QoS Framework 1. QoS QoS Framework ( ) 4. Function Flow - 9 -

10 1. QoS I. End-to-End QoS QoS(Quality of Service), QoS ( ) ITU-T ==>,, Open Distributed Processing ==> (Object) ISO (Industry Standard Organization) ==> Application /

11 1. QoS ( ) I. End-to-End QoS ITU-T QoS / / /

12 2. QoS Issue I. End-to-End QoS Network IP, Multimedia-base Service Customization, QoS, Network IP ( IP ) Multi-media QoS Service Customization

13 2. QoS Issue ( ) I. End-to-End QoS 1G : Analog (AMPS), 2G : Digital (CDMA, TDMA ) Voice (Analog --> Digital) Phase Network & Service 1G Data Voice SVC Circuit Network( ) Mobile Network Best-effort data SVC Packet Network 2G Issues Business

14 2. QoS Issue ( ) I. End-to-End QoS 2G : Digital (CDMA, TDMA ), 2.5G : Data Service Pre-IMT-2000(IS-95C ) Data Network Voice Phase Network & Service Issues 2G 2.5G IP Network, Service ( ) Voice SVC Mobile Network Voice SVC Best-effort data SVC Packet Network Circuit Network( ) Packet Network SVC( ) Packet QoS Internet QoS (or IP QoS) : IntServ, DiffServ, MPLS, ATM, Queuing

15 2. QoS Issue ( ) I. End-to-End QoS 2.5G : Data Service Pre-IMT-2000(IS-95C ), 3G : IMT G 3G Phase Multimedia SVC SVC Customization Network & Service Issues SVC Voice SVC Multimedia SVC Best-effort data SVC Customized SVC QoS Packet Network Circuit Network( ) Mobile Network QoS, Service Level QoS, Customized QoS

16 3. QoS I. End-to-End QoS QoS,, Network Layer ( ) Service Differentiation DiffServ/IntServ Adaptive Service Admission Control etc. Service Processor Load Share Algorithm etc. Service Management NMS, CMS, SMS, QMS, etc

17 3. QoS ( ) I. End-to-End QoS Layer QoS Application Coding/Decoding QoS Signaling etc. L a y e r Platform QoS Management QoS Negotiation Application~Network QoS API QoS Policy etc. Network IP QoS Wireless QoS QoS Policy etc

18 3. QoS ( ) I. End-to-End QoS QoS,,, COPS Provisioning CDR SLA QMS User

19 4. End-to-End QoS I. End-to-End QoS Customized QoS Integration User (User ) QoS User Application QoS Application System QoS System Device QoS Device Physical Network QoS Network

20 4. End-to-End QoS ( ) I. End-to-End QoS End-to-End QoS Connectivity : ~ ~ Platform ~ ( Node) : Network~Platform~Application (Top-to-Bottom) Services w/ QoS SLA Contents/Services User Terminal Network Platform / Support

21 1. E2E QoS Issues II. E2E QoS ( ) E2E QoS # End-to-End QoS QoS Integration # QoS # Target Service Issues # Technology # Business Integration Network, Marketing

22 2. E2E QoS Process II. E2E QoS ( ) 1. QoS Service Roadmap Categorizing 2. Service (category) QoS Delay, Jitter, Frames/sec, QoS Nego. 3. QoS 4. : Network, Platform, Application, Terminal QoS : DiffServ, QoS Mapping, QoS Nego. 5. QMS Service Level / /

23 3. Map II. E2E QoS ( ) Terminal, Network, Platform, Contents(Service) Terminal Network Platform Contents (Service) Streaming Server M-Commerce Server Web Server etc. Terminal Network from IS-95A/B MSC IWF IWF Platform Center Service Node IS-95C Policy Server (Bandwidth Broker) Contents Internet

24 3. Map ( ) II. E2E QoS ( ) Network :, (ex. QoS Radio Resource Management) Traffic ( ex. SLA rate, delay, QoS ) QoS Service Level Mapping ATM Edge SBM RSVP, Core DiffServ MPLS QoS Mapping Network End-to-End QoS QoS Routing, Network Edge SBM RSVP, Core DiffServ MPLS Network QoS Mapping

25 3. Map ( ) II. E2E QoS ( ) Network Service Platform RF Radio protocol Power Control QoS Level Mapping Circuit :DiffServ Frame reordering data to MS w/ QoS para. Network QoS Call Initiation QoS Nego. w/ Terminal Platform (BW Alloc, Center Admission Control ) QoS Resource Management Streaming Server M-Commerce Server Web Server etc. Service Node Contents Network Network IS-95C from IS-95A/B IWF MSC IWF Policy Server (Bandwidth Broker) IP Network QoS Tech DiffServ/IntServ QoS Data QoS Provisioning Internet

26 3. Map ( ) II. E2E QoS ( ) Platform : IT QoS Adaptation Layer Network QoS Application QoS Mapping Service QoS Adaptive Service Level Network Terminal Contents Transcoding SLA QoS, SLA Session QoS, SLA Session

27 3. Map ( ) II. E2E QoS ( ) Platform Service Platform QoS Agent Service Initiation QoS Nego. w/ Terminal (Delay, Jitter, Frames/sec, resolution ) SLA Data Service QoS / QoS Data Transport QoS Deviation Wireless TCP, Wireless IP Platform Center Streaming Server M-Commerce Server Web Server etc. Service Node Contents from IS-95A/B IWF Network Network IS-95C MSC IWF Policy Server (Bandwidth Broker) Internet

28 3. Map ( ) II. E2E QoS ( ) Service (Terminal Contents) Terminal Display,, Battery Service QoS Monitoring Service QoS Adaptive Service Level Nego w/ Platform QoS Adaptive Application Service Node Service QoS Adaptive Service Level Nego w/ Platform Service QoS

29 3. Map ( ) II. E2E QoS ( ) Service (Terminal Contents) Service Platform Network QoS Agent Call Initiation QoS Nego. w/ Network Policy Server (BW Alloc., Admission Control ) Service Initiation QoS Nego. w/ Platform (Delay, Jitter, Frames/sec, resolution ) Service QoS monitoring Service QoS upload Transport Application Network IS-95C IWF QoS Deviation from IS-95A/B Wireless TCP, Deviation Adaptive App MSC IWF Policy Server (Bandwidth Broker) QoS Agent Platform Center Streaming Server M-Commerce Server Web Server etc. Service Node Internet Contents Service initiation, QoS QoS Nego. w/ Platform QoS Data

30 1. Map ( ) II. E2E QoS ( ) End-to-End QoS Map Service QoS Agent Call Initiation QoS Nego. w/ Network Policy Server (BW Alloc., Admission Control ) Service Initiation QoS Nego. w/ Platform (Delay, Jitter, Frames/sec, resolution ) Service QoS monitoring Service QoS upload Transport Application QoS Deviation Wireless TCP, Deviation Adaptive App QoS Agent Service Initiation QoS Nego. w/ Terminal (Delay, Jitter, Frames/sec, resolution ) SLA Data Service QoS / QoS Data Transport QoS Deviation Wireless TCP, Application Buffering(?) QoS Agent Service initiation QoS Nego. w/ Platform QoS Data Streaming Server M-Commerce Server Web Server etc. Service Node Contents Platform RF Radio protocol Power Control QoS Level Mapping Circuit :DiffServ Frame reordering data to MS w/ QoS para. Network QoS Call Initiation QoS Nego. w/ Terminal (BW Alloc, Admission Control ) QoS Resource Management from IS-95A/B IWF Platform Center Network Network IS-95C MSC IWF Policy Server (Bandwidth Broker) IP Network QoS Tech DiffServ/IntServ QoS Data QoS Provisioning Internet

31 4. II. E2E QoS ( ) QoS Black Box End-to-End QoS Platform Application Layer QoS QoS IS-95C from IS-95A/B IWF MSC IWF Platform Streaming Server M-Commerce Server WAP/Web Server etc. Service Node Out of Control Black Box Internet

32 5. E2E QoS ( ) II. E2E QoS ( ) Service QoS Network Layer QoS Platform Application Network API QoS

33 1. QoS III. Streaming QoS Framework QoS Specification and Mapping Resource Monitoring Negotiation Resource Adaptation Notification Admission Control Resource reservation Scheduling Policing QoS,,, QoS QoS ( ) (End-To-End) (Class of Service)

34 2. III. Streaming QoS Framework KAIST, CORBA LG CORBA / CORBA framework ICSI CME BBN QuO Project Mbone, QoS QoS OMG A/V CORBA Microsoft & Sun API

35 2.1 CME (Design Goals) QoS User User Network III. Streaming QoS Framework User User Media Service 1 Media Service 2 Media Service n

36 2.2 QuO(Quality Object) (Design Goals) QoS III. Streaming QoS Framework Client SysCond Contract Logical Method Call Contract SysCond Object Application Developer Delegate ORB Proxy SysCond SysCond SysCond SysCond SysCond Delegate ORB Proxy QoS Designer Specialized ORB Mechanism/Property Manager Network Specialized ORB Mechanism Developer Client Network Server

37 2.3 OMG A/V Streaming Spec. (Design Goals) CORBA III. Streaming QoS Framework Stream Endpoint data flow Flow data End-point (Source) Stream Stream Interface Control and Interface Control Management Control Object Objects Object client server server client server client stream control operation stream control operation data flow Flow data End-point (Sink) Stream Adaptor Basic Object Adaptor Basic Object Adaptor Stream Adaptor ORB Core Stream Flow

38 3. QoS Framework ( ) III. Streaming QoS Framework QoS Module Measuring Function Platform QoS Monitoring Function Reaction Function Reaction Function Application Server

39 4. Function Flow III. Streaming QoS Framework Terminal Network Platform Server

40 - 40 -

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