NGN Voice and Carrier Interconnection for IMS and non-ims based Architectures

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Hollie Moody
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NGN Voice and Carrier Interconnection for IMS and non-ims based Architectures Hans Mathys

2 NGN Voice and Carrier Interconnection for IMS and non-ims based Architectures Neue Kommunikations Technologien und Lösungen stellen hohe Anforderungen an Funktionalität und Kompatibilität für Integration und Interkonnektion. Die neuen Schlagworte sind Konvergenz und Multimedia, ergänzt durch Personalisierung und Mobilität für kreative Business Modelle. Diese Präsentation erklärt den globalen IP NGN Architekturansatz von Cisco für die Entwicklung von IMS/non-IMS Produkten und Lösungen für Daten, Sprache und Video Anwendungen für Service Provider mit Cisco-Roadmap Diskussion speziell für ENUM Integrationen und Schnittstellen Cisco Systems, Inc. All rights reserved. Cisco Public 2

3 Market Transition... Consumers everything 2.0 Content / Device Boundaries Blurring Content / Applications Experiences At Home, At Work, On the Move CONSUMER Devices DRIVEN 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 3

Want When They Want It Where They Want It

4 Transition of Expectations New Digital Culture New SP Opportunities What They Want When They Want It Where They Want It How They Want It Broad Choice Personalized Simple On Demand Available Always Everywhere Follow Me Flexible No Platform, Access or Bundle Restrictions 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 4

5 IP NGN Journey Requires Multiple Layers of Convergence Application Convergence Integration of New Innovative IP D/V/V Services over Broadband for Increased Revenue Common Subscriber Management Mobile, WLAN DSL, Cable, FTTH Content Service Convergence Service Continuity across Access for Customer Loyalty and Stickiness Mobile PSTN Broadband Services FR / ATM Optical High-Speed Internet IP Next-Generation Network Network Convergence Eliminate Layers in the Network for Increased OpEx/ CapEx Efficiencies 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 5

6 Cisco IP NGN Architecture Achieving a Whole Greater Than the Sum of the Parts Application Layer Tele- Presence Collaboration Presence- Based Telephony Web Services Mobile Apps IP Contact Center Service Layer Cisco Service Exchange Framework Self Service Identity Policy Billing Mobility Open Framework for Enabling Any Play Delivery (Any service, to any device, to any location) Operational Layer Network Layer Customer Element Access/ Aggregation Transport Intelligent Edge Multiservice Core Intelligent Networking 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 6

7 New Service Provider Offer: Many Services to Many Screens VoIP Custom Ring Tones / MP3 Player High-Speed Internet /VPN Text / Instant Messaging Push-to-Talk / Intercom Video Conferencing Digital TV / VOD PDA / Data Voice Video At Work, At Home, On The Move 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 7

8 Service Exchange Framework Making Any Play Real Identity and Mobility Management User / Device ID Subscriber Awareness Location / Presence Service Registration Audit / Logging Assured Authentication Device Roaming Service Mobility User Mobility Cisco Service Exchange Framework Service Policy and Resource Management Subscriber Policy Application / Chaining Per-Subscriber Service Service Invocation Session and Media Management Call Control Session Border Control Rich-Media Control Diff Bandwidth & QoS per Session Accounting / Billing 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 8

9 Service Layer Selective Network Integration of SEF Intelligence Maximizing Scale and Efficiency MRPF HSS/HLR PDF Cisco Service Exchange Framework Supports Both IMS and non-ims Applications Policy Management MGCF Video CAC S-CSCF H.323/MGCP GGSN Identity Management Service Control Content Filtering DDoS Protection Multicast CAC Channel Change PDSN Network Layer Cable DSL Wireless ETTx Access Ethernet Aggregation Aggregation Node Distribution Node IP / MPLS Edge Multiservice Edge Broadband Aggregation IP / MPLS Core 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 9

10 Application Architecture of the Future Service Control is Critical to User Experience Cellular Service Exchange Framework IMS Services DSL Policy Management Security Management Fixed Wireless Service Control Point Service Provider Network Internet Hosted Apps Cable Enterprise Wireless Mesh City Networks 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 10

11 Common SP Voice Infrastructure CPE Sites Access SP Infrastructure Consumer BAC CMNM PGW SIGTRAN INAP ISUP A VPN 1 Enterprise VPN 2 Provisioning IP WAN Access Network VPN 1 VPN 2 VPN 3 BTS MGX/ VXSM MGCP / H.248 IP/MPLS H.248 E1 / STM-1 ITP MGX/ VXSM Transcoding PSTN / PLMN SMB Cisco VoIP (SIP, H.323) (IMS / TISPAN / Softswitch) XR12000 Interconnection VPN Cisco Systems, Inc. All rights reserved. Cisco Public 11

12 What Is an Session Border Controller? Enables Direct IP to IP Interconnect Between Multiple Administrative Domains for Session-Based Services Providing: Protocol Interworking, Security, Admission Control and Management Signaling IWF CAC and BW Management + NAT/FW Traversal + Security + Signaling/DOS + Billing and CDR + Normalization Media IWF (DTMF, Codec) = is a tool kit of functions Depending on the application and deployment scenario, a different set of functions can be turned on/off 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 12

13 VoIP Border Inter-Connect Protocol Translation, Topology Hiding, Security, Transcoding, CCM Interworking, RSVP Proxy LI Administration Function Call Control Server Farm IMS A Proxy PSTN Enterprise #1 MGX, AS5000XM SMB MGX, AS5000XM SP 1 SP 2 LI Collection Function Protocol Translation & interworking, Transcoding, Security, Billing Protocol IWF, NAPT, VPN Interconnect, Security, QoS, SLA, Topology Hiding CAC, Transcoding Rich Media Inter-Enterprise VoIP PSTN Hop-Off Residential with Lawful Intercept Residential Users with Linksys CPE 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 13

14 A Look at Signalling & Media Plane Functions Traditional Composed s tend to incorporate both media and signalling plane functions Signalling Plane Functions All protocol handling functions Usually SIP/H.323 B2BU Security Firewall Functions Direct control of media plane (gating/policing) Media Plane Functions Security Firewall Functions Media policing Some allow media-bypass/flow around to cater for path optimisation Some allow physical separation of media and signalling plane functions (De-)Composed Signalling Plane Functions H.323 SIP Policy HA AAA CDR VPN NAPT QoS HA RTP H.248 Policy Media Plane Functions Security ENUM 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 14

15 Cisco Softswitch Solutions Access-Agnostic Broadband VoIP Residential & Business Services CPE Aggregation Core Trunking Cable HFC Plant SS7 ITP Application Server Laful Intercept MTA / emta / smta ubr7246/ ubr10012 BTS10200 PGW2200 Media Server RADIUS ETTx ENUM Billing ATA Catalyst 3550 DSL DSLAM T1 / E1 Aggr. Router C10000 CRS-1 Call Control IP Backbone C7600 Network Resources Cisco V MGX 8000 VoIP Carrier PSTN 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 15

.. APS Master servers Common Infrastructure For Many Applications E.

16 Cisco Database for Telecommunications (CDT) Architecture Flexible numbering, Number portability Next-generation Portability and service addressing SSP MSC SMSC MMSC xcscf SRF AIN 0.2 PCS1900 IN IS-41 INAP CS1 INAP CS2 ENUM/DNS ENUM/SIP M3UA APS Edge servers... APS Master servers Common Infrastructure For Many Applications E.164 Assignment (LRN & SPID) Subscriber Services SOAP/XML HTTP Query flow LSMS OSS Other data sources Admin console Provisioning/OAM flow Replication flow 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 16

17 Cisco Database for Telecommunications (CDT) Highlights Number Portability Signaling Protocol Support o INAP CS1 - ITU Q (10/95) o INAP CS2 - ITU 1228 (9/97) o SRF (per 3GPP TS V6.0.0) o DNS o SIP RFC 3261 o ENUM RFC 2916 and RFC 3761 Flexible Numbering Protocol Support (ARD) o GSM/CDMA (route-on-gt) o CDMA (route-on-ssn) Performance o Up to 30,000 tps per Edge server o Up to 150 database updates per second o <10 min reload for 100 Million numbers o 100M record audit in 4 hours over a WAN Interface Support o SOAP/XML o HTTP/HTTPS o FTP o SFTP Database Capacity o up to 200 Million subscribers with 0-15 services per sub o SNMP v Cisco Systems, Inc. All rights reserved. Cisco Public 17

18 Cisco Database for Telecommunications (CDT) System TAB Configure system facility information including accounting, certificates, database, high availability, logging, notifications, services and user accounts Cisco Systems, Inc. All rights reserved. Cisco Public 18

19 Cisco PSTN Gateway Solutions PGW 2200 Migration to Carrier-Class Packet Voice Solutions Programmable Element Enabling: Supports ISUP, PRI, H.323 and SIP interfaces for interworking between networks Hides complexity of PSTN from IP telephony devices and applications Enables multiple Carrier Services (Voice Transit, Dial Access, ASP Termination) and Managed Business Voice (Hosted IP Telephony, Voice VPNs) Delivering: Scalable, centralized call control and billing Advanced routing capabilities and circuit selection supporting regional regulatory requirements An SS7 Trunking Gateway to networks that have existing R2 and PRI based gateways Cisco PGW 2200 PSTN Gateway Providing a Bridge Between PSTN and IP Networks 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 19

20 Cisco PGW 2200 Enables a Variety of Applications MGCP SIP H.323 C7/SS7 Q.931+/IP PRI IMT PSTN PBX PSTN Gateway PGW 2200 AS5000 MGX 8800 Voice GW AS5000 Many customers use a combination of these capabilities in their network Dial Access Data Network Packet Core H.323 Gatekeeper GK Call Manager PGW 2200 AS5X00/UP MGX 8800 Voice GW Voice CPE SIP Proxy Server PSTN Local Services Call Agent Residential Access IP Phone VoCable/ VoDSL 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 20 V Cisco ATA Transit Business Access The PGW 2200, coupled with Cisco Media Gateways, forms a PSTN Gateway to support multiple applications Voice Transit National and international transit Prepaid/postpaid card service Dial access ASP Termination Supports signaling or call control modes Managed voice services Voice over broadband Residential Hosted IP Telephony Voice VPNs

21 Cisco SP Interconnect Solutions IP Interconnect Network SIGTRAN SS7 PSTN/PLMN ITP H.248 PGW2200 ENUM H.248 MGW SIP-I, SIP VoIP/IMS Carrier SIP CDT Cisco Database for Telecommunication (I-CSCF, FW, VPN) SIP ENUM SIP, H.323 Corporate Network SCE VPN CDT SIP CUBE 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 21

22 Cisco Softswitch Solutions BTS Migration to Carrier-Class Packet Voice Solutions Programmable Element Enabling: Supports local access methods, including ISUP, PRI, IAD, cable modem, PBX, for cost-effective last mile access alternatives Complete set of local voice service features for business/residential users Use today s VoIP infrastructure to create one network for voice/data services, and video in the future Delivering: Self-service Phone Administrator (SPA) for ease of subscriber provisioning Supports both traditional PSTN and IP/ATM specific billing needs Improve network efficiency through true IP internetworking realization Standards-based open commercial platform allows low-cost insertion and quick ROI Cisco BTS Softswitch Providing Packet Voice and Call Control Intelligence for Softswitch Networks 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 22

BTS 10200 Protocols/ Interfaces Release 5.

Servers M3UA SUA ISC NCS/ COPS MGCP Residential Gateway EMS NMS JMS Billing Mediation MGCP

23 BTS Protocols/ Interfaces Release 5.0 June 2007 SSD SCP NCS SCP SS7 ISDN Gateway emta CMTS ITP ISDN PRI/IUA MGCP Application Servers M3UA SUA ISC NCS/ COPS MGCP Residential Gateway EMS NMS JMS Billing Mediation MGCP Trunking Gateway Feature Servers Call Agents SIP 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 23 V ATA OSS Systems FCP BTS Softswitch Voice Messaging Server CORBA SOAP PCMM Policy Server Cisco SIP SIP/ GTD SIP MGCP CALEA H.323 ENUM CALEA Server Call Agent/PBX ENUM Server IVR/ Announcement Server Cisco PSTN

24 BTS10200 ENUM Routing VoIP D. net Key Key Benefits Benefits No No more more internal internal migration migration of of subscribers subscribers to to keep NPA/NXX aligned keep NPA/NXX aligned No No longer longer have have to to launch launch LNP LNP query query from from your network your network PSTN Network SRP 1 IP Trunks IP Trunks SRP 2 VoIP A2.net Simple Domain based Routing Policy for efficient on-net routing Advance Domain based Routing Policy Ability PSTN as Fallback for Call routing Domain re-writing using ENUM database VoIP A1.net IP Network IP Peering Rewriting Dialed AORs for name dialing ENUM LNP instead of TCAP LNP in same ENUM query VoIP C.net ENUM 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 24

25 Cisco IP NGN: Universal NGN Architecture Enabling all Emerging Network Architecture Standards Application Layer Any IP Application Current and Future Over-The-Top-Applications Application Support Functions IMS-enabled SIP Applications Future Feature Attractions Other SIP or Non-SIP SS Anything IP Subsystem IMS Service Subsystem Service Layer Generic Service Subsystems Core Functions Identity and Mobility Management SEF Common Service Subsystem Service Policy and Resource Management Session and Media Management Optimal Interop with Intelligent NEs ISG SCE Network Element Service Control and Peering Network Layer Wireline Access Wireless Access Aggregation Intelligent Edge Multiservice Core 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 25

Video IPTV, P2P Business IP Web/HTML Messaging IM, SMS,

Infinite apps, content, URL Unknown and known Subs

Controlled Services: Known applications Known subscribers

26 Does IMS Solve All of the SP Issues? Non-IMS IMS Bandwidth % Service Revenue Potential SIP Web Video IPTV, P2P Business IP Web/HTML Messaging IM, SMS, MMS Multimedia Includes Non-SP Controlled Services: Infinite apps, content, URL Unknown and known Subs Numerous devices and access Wide variety of protocols SP Controlled Services: Known applications Known subscribers Known device-types Limited protocol set 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 26

27 Cisco Service Provider Vision Connecting Customers with Services, Services with Networks, and Networks with Each Other Consumer Small/Medium Business Enterprise SP Wholesale IP Next-Generation Network VPNs Content Transport Mobility Internet Voice and Video 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 27

ISC Reference Architecture Functional Planes

ISC Reference Architecture Functional Planes v1.0, Jan 2002 Management Plane Service/Application Plane Application/Feature Servers (SCP, Service Logic), Server IN/AIN Open APIs (Parlay, Jain, CAMEL, SIP,