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1、1,Global Standards, the Key Enabler for the Next Generation Network,David Boswarthick Technical Officer TISPAN David.boswarthicketsi.org,Expo Comm 06 Ciudad de Mxico, 25 - 27 Enero 2006,2,Structure,Telecoms trends - the push to converge IMS - the platform for convergence Next generation standards ET
2、SI TISPAN, making NGN standards Conclusions,3,Structure,Telecoms trends - the push to converge IMS - the platform for convergence Next generation standards ETSI TISPAN, making NGN standards Conclusions,4,Changing Telecoms Trends,Fixed line usage is reducing dramatically for “classical” services Mobi
3、le use is increasing steadily even though penetration is already high. Broadband Internet deployment shows a rapid growth trend.,5,MORE CUSTOMERS,INCREASED REVENUE,FAST TO MARKET,NEW SERVICES,REDUCED COST,OPERATORS WANT,HARMONIZED NETWORKS,6,MORE CUSTOMERS,INCREASED REVENUE,BRAND RECOGNITION,NEW PRO
4、DUCTS,REDUCED COST,VENDORS WANT,HARMONIZED EQUIPMENT,7,New Services,VALUE FOR MONEY,SIMPLICITY,FREEDOM,MOBILITY,PERSONALIZATION,CUSTOMERS WANT,8,These Trends are pushing for,Fixed Mobile Convergence (FMC) the integration of mobile and fixed technologies to enable the seamless distribution of service
5、s over fixed and mobile broadband networks,9,Converged User Experience,Today,Tomorrow,BILLS,ANY SERVICE ANYWHERE FREEDOM TO CHOOSE,10,FIXED,MOBILE,Home,Core,Access,Connectivity,User,HSS,Services,Location/Security,WCDMA,GERAN,WiMAX,WLAN,xDSL,Converged Network Overview,11,Structure,Telecoms trends - t
6、he push to converge IMS - the platform for convergence Next generation standards ETSI TISPAN, making NGN standards Conclusions,12,IMS the Platform for Convergence,IMS is at the heart of Next Generation Convergent Networks Mobile SIP-based IMS (IP based Multimedia Subsystem) is the core of both 3GPP
7、(GSM evolved) and 3GPP2 (CDMA evolved) networks this is not simply a European view Tomorrows entire multimedia mobile world will be “IMS” based SIP (Session Initiation Protocol) based IMS is IP end-to-end Applications and services can be supported seamlessly across all networks SIP is also at the he
8、art of the Internet,SIP,13,IP Multimedia Subsystem is defined by 3GPP IMS standards define a network domain dedicated to the control and integration of multimedia services. IMS is defined by 3GPP from Release 5 onwards IMS builds on IETF protocols Based upon SIP, SDP, COPs and Diameter protocols 3GP
9、P have enhanced these IETF protocols for mobility IMS in short Open-systems architecture that supports a range of IP-based services over the PS domain, employing both wireless and fixed access technologies,What is IMS?,14,Services and Control Adds call session control to the packet network (GPRS) en
10、ables peer-to-peer real-time services - such as voice, video - over a packet-switched domain Mixed Multimedia Ability to pick and mix various multimedia flows in single or multiple sessions Can handle real-time voice, video, data Connectivity Independence Provides access to IP based services indepen
11、dent of the connectivity network: mobile (3GPPs UMTS, 3GPP2s CDMA2000) and fixed networks (TISPANs NGN),What does IMS provide?,15,Structure,Telecoms trends - the push to converge IMS - the platform for convergence Next generation standards ETSI TISPAN, making NGN standards Conclusions,16,Making Stan
12、dards,THE STANDARDS ARENA IS HIGHLY POPULATED,17,What is being done?,3GPP members are working in the IETF to ensure that the underlying protocols fit with 3GPP (mobile service) requirements,3GPP has developed IMS, it is now stable, and is being enhanced,OMA is defining services based on the 3GPP IMS
13、 service platform,ETSI TISPAN is busy defining the NGN network based on 3GPP IMS,3GPP and ETSI TISPAN are meeting jointly to adapt 3GPP IMS to fixed access networks,ETSI TISPAN is feeding back to the ITU-T and creating a set of implementable NGN Rel-1 Specifications,ITU-T FGNGN has set the Framework
14、 for NGN,18,NATIONAL & REGIONAL,NEXT GENERATION STANDARDS,SLow TO MARKET,BODIES COMPETE,Mulitude of FORA,GLOBAL OPEN,QUICK TO MARKET,BODIES COLLABORATE,INTEGRATED in Single Org.,Rapidly produce quality global standards that can implemented locally,19,Structure,Telecoms trends - the push to converge
15、IMS - the platform for convergence Next generation standards ETSI TISPAN, making NGN standards Conclusions,20,ETSI - TISPAN,What is ETSI? ETSI is an independent, not for profit organization, whose mission is to produce telecommunications and ICT standards for the global market place. What is ETSI TC
16、 TISPAN? TISPAN in an ETSI technical committee, dealing with fixed networks and migration from circuit switched networks to packet-based networks TISPAN focuses on all aspects of standardization for present and future converged networks including NGN TISPAN produces detailed implementable deliverabl
17、es that cover NGN services, architectures, protocols, QoS, security and mobility aspects within fixed networks,21,Rel-1 bringing Multimedia conversational services Terminology, Strategy, QoS, Security, NNA & Identification, ENUM Requirements, General architecture, Early services and protocols Detail
18、ed architecture, Base services/protocols, 3GPP endorsements Operations Support Systems, Congestion control, NGN user data, PSTN/ISDN emulation Rel-2 bringing new services and optimizing resources usage Content delivery: Streaming, IP-TV, VoD Optimized resource usage Corporate users specific requirem
19、ents Rel-3 Generalized mobility, and more ?,2006,2007,2008,2009,2005,2004,Content Del. FTTx,Full FMC/Mob,ETSI TISPAN Roadmap,22,A strong industry demand For new generation Multimedia services over xDSL access For preparing replacement of soon becoming obsolescent PSTN For a first Release of specific
20、ations in 2005 Giving main standards directions With realistic and implementable solutions ETSI TISPAN has developed an architecture consisting of a number of subsystems: Access network attachment Subsystem, Resource and admission control sub-system Maximizing Fixed and Mobile convergence, through a
21、doption of 3G/UMTS IMS component for support of conversational services TISPAN collaborating with 3GPP to accommodate Wireline access network requirements by IMS A workshop held with 3GPP in Washington end of March 05 To coordinate the IMS evolution and resolve issues TISPAN contributing to ITU-T on
22、 a global standards ITU-T CSI, SG4, SG 11, SG 13, SG 19, as well as other SDOs,TISPAN_NGN Genesis,23,NGN Services Requirements,TISPAN_NGN supports legacy POTS services (PSTN/ISDN Emulation) Emulates the PSTN/ISDN Telephony service over an IP infrastructure This will enable use of the existing ISDN S
23、upplementary services TISPAN_NGN R1 defines Voice Service (Simulation) Similar - but not identical - to existing PSTN service Including important supplementary services Based on IMS capabilities for basic voice call TISPAN extensions for simulation will to be included in Rel-7 of 3GPP IMS Standard c
24、apabilities with the aim of making the services applicable for other IMS networks than TISPAN IMS, e.g. mobile networks to facilitate seamless fixed mobile convergence for Telephony over IP services,24,TISPAN NGN Architecture,Access Transport,Network,Core Transport Network,IP,Responsible for element
25、s of policy control, resource reservation and admission control. It also includes support for Network Address Translator and Firewall traversal.,Dynamic provision of IP address and other user equipment configuration parameters (e.g. using DHCP); User authentication, prior or during the IP address al
26、location procedure; Authorisation of network access, based on user profile; Access network configuration, based on user profile and Location management.,IMS,TISPAN xDSL Connectivity Network,PSTN / Other Networks,25,TISPAN_NGN Release 1,Officially concluded 8 deliverables already published (from earl
27、ier meetings) 14 Documents approved at TISPAN#9 33 others Documents (over 20 on interface protocols) completed and now under TISPAN approval by correspondence 6 others are mature but not yet approved: 4 will go for WG approval by correspondence/for TB approval at #10 2 important ones: DES-03019 (NGN
28、 SIP & SDP, Endorsement of TS 24.229) and DES-03053 (Endorsement of inter-working in TS 29.163) are stable and planned for Approval at TISPAN#10. Still a few dependencies on 3GPP IMS Rel-7 Emergency communications (SA2) Legal intercept (SA2 and ETSI LI) IMS Transit, ISUP syntax/encapsulation in SIP
29、All documents expected to be finalized before Mid06,26,70 deliverables of Various types 12 Technical Reports (TR): Analysis and support information 39 ETSI Technical Specifications (TS): fast development (TISPAN approval then Publication) 20 ETSI Standards (ES): strong interest spec (TISPAN approval
30、 then ETSI Members Vote before going for Publication) No European Norms (EN), for the time being. Covering various Technical areas Service/requirements (10), Architecture/detailed requirements (12) Protocols (37), QoS (2), Security (3), Enum (2), Management (7) A few Key Specifications remaining to
31、be approved 15 are already published, 47 are approved/in Publication process 8 remain to be approved, before mid2006 (at TISPAN#10 in February or TISPAN#11 in June),TISPAN_NGN R1 Content,27,NGN R1: Architecture,Key Published Specifications ES 282 001 on the TISPAN NGN Overall Architecture Key WG App
32、roved specifications ES 282 007 on the IMS architecture for fixed broadband access TS 182 006 on the endorsement of 3GPP TS 23.228 (IMS Stage 2) ES 282 003 on the Resource and Admission Control Subsystem ES 282 004 on the Network Attachment Subsystem ES 282 002 on the PSTN/ISDN Emulation Subsystem T
33、S 182 012 on IMS-based PSTN Emulation architecture Key Specification remaining to be approved TS 182 009 on Emergency Calls Architecture,28,NGN R1 Protocols,Key Published Specifications ES 283 002 on the H.248 profile for Access Gateways Key WG Approved Specifications ES 283 024 on the H.248 profile
34、 for Trunking gateways ES 283 018 on the H.248 profile for Border gateways ES 283 031 on the H.248 profile for media resource processors ES 283 035 on the DIAMETER profile for the e2 interface ES 283 034 on the DIAMETER profile for the e4 interface ES 283 026 on the DIAMETER profile for the Rq inter
35、face TS 183 017 on the DIAMETER profile for the Gq interface TS 183 017 on the modification of the 3GPP Cx and Dx interfaces TS 183 021 on interworking between IP networks Key Specifications remaining to be approved (Feb06) ES 283 003 (SIP/SDP profile) & ES 283 027 (SIP / ISUP interworking) Missing
36、features: IMS Transit and ISUP encapsulation, Procedures for emergency calls and support for video control.,29,TISPAN#10 scheduled Feb 2006 Finalize/approve remaining NGN R1 Deliverables Define NGN-R1 Maintenance process Initiate work on NGN-R2 scope and definition Subsequent schedule TISPAN#10bis o
37、n 3-7 April06 WG7 (Security) collocated with 3GPP SA3 WG8 discussing a joint meeting with 3GPP SA5 Closer collaboration required with 3GPP for NGN-R1 and R2 convergence with 3GPP Rel-7 Need to define a strategy for Globalization TISPAN_NGN R1 deliverables into the ITU-T NGN-GSI framework TISPAN cont
38、ributions to upcoming SG13-11-19 meetings Making normative references where possible (avoid duplication),TISPAN Next Steps,30,TISPAN has incorporated the 3GPP IMS into its NGN Architecture; i.e. a common IMS 3GPP and TISPAN are developing a single IMS that incorporates mobile and fixed requirements
39、3GPP and ETSI TISPAN are meeting jointly at both Plenary and WG level TISPAN and 3GPP have a single Project Manager and harmonized Work Plans / Roadmaps, i.e. common work planning,Joint working: 3GPP & TISPAN,31,Structure,Telecoms trends - the push to converge IMS - the platform for convergence Next
40、 generation standards ETSI TISPAN, making NGN standards Conclusions,32,IMS is stable and clearly specified by 3GPP in Rel-6 IMS is the platform of choice for Mobile to Fixed convergence Standardisation involves close coordination between different bodies such as IETF, 3GPP, TISPAN, OMA, ITU-T, etc.
41、Robust and open global standards are essential to the long term success of IMS and NGN Doing Nothing is NOT a sensible option Better to have planned convergence than unplanned collision If you want to influence the standardization process, the time is to do it is ,Key points to take home,NOW,33,For more information, about 3GPP please visit http:/www.3GPP.org or contact 3GPPContactetsi.org, about TISPAN please visit http:/www.TISPAN.org or contact david.boswarthicketsi.org,34,and finally.,Thank you for your attention Now Time for your Questions,