1 © 2005 Cisco Systems, Inc. All rights reserved. Cisco Confidential Session Number Presentation_ID Service Provider network evolution Simon Spraggs

2 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Today’s high level network infrastructure PSTN/VOICE Retail voice Business voice Wholesale voice SDH Optical/Physical media MPLS/IP Retail IP Wholesale IP Business VPNs Business voice ATM/FR L2 Connectivity Backhaul services Service specific networks Dedicated equipment Duplication of function Obsolescence issues (in places)

3 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID A European Provider’s current network infrastructure OLOs / ISPs Access & Aggregation Transport & Switch Software & Intelligence IP & ATM Platforms ‘Narrowband’ PSTN Switch High bit rate Transmission Network (150Mbit/s) 2Mbit/s Transmission N’wk Core Fibres Network Intelligence Product Applications eg. Callminder Network & Customer Mgt Core OLOs Mobile OLOs ISPs Local Loop OLOs Access SDH Access Fibre Small Business (DSL) Distribution Frame Broadband Access Coppe r UBB Concentrator Source:-

4 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service Provider motivation and strategies Broadband expansion massive Fixed PSTN lines static or falling Falling or flat revenues from fixed line telephony Broadband needs to fill the revenue hole Network equipment obsolescence CAPEX re-alignment for new growth areas Minimise OPEX in older services Simplification and convergence Core and access Equipment and networks Evolution not revolution

5 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID IP NGN Journey Requires Multiple Layers of Convergence APPLICATION CONVERGENCE SERVICE CONVERGENCE NETWORK CONVERGENCE MOBILE FR/ATM PSTN BROADBAND SERVICES OPTICAL HIGH-SPEED INTERNET Integration of New Innovative IP D/V/V Services over Broadband for Increased Revenue Service Continuity across Access for Customer Loyalty And Stickiness Eliminate Layers in the Network for Increased OPEX/CAPEX Efficiencies IP Next Generation Network 555 © 2005 Cisco Systems, Inc. All rights reserved. IP NGN_EXT_0405 CISCO PUBLIC

6 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Application and services GAMING DATA CENTER DATA CENTER PRESENCE- BASED TELEPHONY WEB SERVICES MOBILE APPS IP CONTACT CENTER IP CONTACT CENTER Intelligent Edge Intelligent Edge Customer Element Customer Element Multiservice Core Multiservice Core Access / Aggregation Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Service Exchange APPLICATION AND SERVICES APPLICATION AND SERVICES SERVICE CONTROL CONVERGENCE NETWORK CONVERGENCE O P E R A T I O N A L L A Y E R Transport INTELLIGENT INFORMATION NETWORK

7 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Innovation at the Application Layer Blurring the traditional consumer/business segments VOICE DATA VIDEO Push-to-Talk Video-Based Security Presence-Based Communication Video-on- Demand Mobile Enterprise Multi-Player Gaming Video Telephony TV / Web Integration

8 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Evolving fixed telephony Traditional PSTN APEDLC APE DLC APE DLC APE DLC APEDLC APE DLC APE DLC APE DLC IP/MPLS Legacy softswitch Legacy SoftSwitch V V V VV V V V IP/MPLS Class 4 Class 5 Ethernet

9 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Mobile network integration PWLAN SGSN (3G) SGSN (2G) Intranet DCN MSC Signaling & SMS Voice Future IP/SDH IP STP PWLAN SGSN (3G) SGSN (2G) Intranet DCN MSC Signaling & SMS Voice Future STP IP/MPLS IP/SDH TDM/SDH IP/DIN FR ATM

10 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID NGN applications and services Residential broadband Internet  Triple play Wholesale solutions Base Internet  Triple play Business solutions TDM  Ethernet services L2VPNs  L3VPNs Everything down a single pipe PSTN evolution Class 4 and class 5 FMC Mobile solutions Network convergence FMC

11 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service Control GAMING DATA CENTER DATA CENTER PRESENCE- BASED TELEPHONY WEB SERVICES MOBILE APPS IP CONTACT CENTER IP CONTACT CENTER Intelligent Edge Intelligent Edge Customer Element Customer Element Multiservice Core Multiservice Core Access / Aggregation Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Service Exchange APPLICATION CONVERGENCE SERVICE CONTROL NETWORK CONVERGENCE O P E R A T I O N A L L A Y E R Transport INTELLIGENT INFORMATION NETWORK

12 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service Exchange Framework Multimedia Service Control for Wireline/Wireless Convergence 12 © 2004 Cisco Systems, Inc. All rights reserved. IP NGN_NOV2004 Service Exchange HOW? WHERE? WHO? WHAT? IDENTITY MANAGEMENT User / Device ID Location / Presence Service Registration Audit / Logging Assured Authentication IDENTITY MANAGEMENT User / Device ID Location / Presence Service Registration Audit / Logging Assured Authentication MOBILITY MANAGEMENT Device Roaming Service Mobility User Mobility MOBILITY MANAGEMENT Device Roaming Service Mobility User Mobility DYNAMIC SESSION MANAGEMENT Call Control / Session Border Ctrl Rich-Media Control Bandwidth & QoS per Session Accounting / Billing Security Quarantine DYNAMIC SESSION MANAGEMENT Call Control / Session Border Ctrl Rich-Media Control Bandwidth & QoS per Session Accounting / Billing Security Quarantine POLICY MANAGEMENT Subscriber Policy Application Policy Security Policy Per-Sub Service Service Invocation POLICY MANAGEMENT Subscriber Policy Application Policy Security Policy Per-Sub Service Service Invocation

13 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID The importance of service Network is the base transport solution Provides flat billing transport solution Service control is the intelligent service agent Provides the value add services and differential billing solution Identity, policy, presence Policy services function is defined in all access technologies Policy Service infrastructure provides the mechanisms to provide user and service mobility.

14 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service Exchange Framework DSL example Application Function Cisco Network Registrar Cisco Broadband Policy Manager CPE BRAS/BBNG DHCP/RADIUS Identity information Access Network IP transport Core Network IP transport BAC ACS TR-69 TR-69 Cisco Secure Configuration and provisioning DPI User orientated policy information SBC Application requests Policy AAA and configuration Policy interface

15 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Network Layer GAMING DATA CENTER DATA CENTER PRESENCE- BASED TELEPHONY WEB SERVICES MOBILE APPS IP CONTACT CENTER IP CONTACT CENTER Intelligent Edge Intelligent Edge Customer Element Customer Element Multiservice Core Multiservice Core Access / Aggregation Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Framework for User and Application- Based Control (Data, Voice, Video, Mobility) Service Exchange APPLICATION CONVERGENCE SERVICE CONTROL CONVERGENCE NETWORK LAYER NETWORK LAYER O P E R A T I O N A L L A Y E R Transport INTELLIGENT INFORMATION NETWORK

16 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Multi-Service Carrier Infrastructure L2 Services L3 Services IP /MPLS packet core Optical core Service Element L3 Services L2 Services L1 Services Service Element Voice Services L3 Services L2 Services L1 Services Voice Services Ethernet Access Ethernet Access L1 Services

17 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Overlaying client networks Packet Core FR/ATM Services Packet Voice MSE Access Business Services Consumer Services Mobile Services Voice Services Internet Services

18 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID IP Access IP/MPLS General network trends Structural changes in the network IP/MPLS functionality appearing at exchange or aerial sites Mainly service related (TDMoP, Voice gateways) IP switching closer to end user Local peer to peer applications New service requirements Evolution

19 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID General network trends Building the next generation access Core IP/MPLS domain Access domain Access domain Core IP/MPLS domain Access L3/L2 Access L3/L2 Single Domain Multi Domain Single domain infrastructure IP/MPLS to the fibre edge Multiple domains infrastructure Separate core and access domains Core domain IP/MPLS Access domains Ethernet technology Control plane varied

20 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID General Network trends Last Mile Copper ADSL2+ : asymmetrical 26mbps VDSL2 (G.993.2) : symmetrical up to 100mbps FTTH GE rates achievable

21 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID General Network trends Ethernet technology Ethernet services Wholesale Leased line services Ethernet connectivity Edge GE DSLAM GE connectivity Already seeing request in access networks for 10gbps Core 10gbps on Ethernet New failure detection mechanisms (BFD)

22 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID General network trends Video will have a huge impact Increases in bandwidth in core and access networks 10gbps in access layer New provisioning paradigms in access network Use of unidirectional connections Distribution of VoD headends for network efficiency Core IP/MPLS domain Multicast ingestion VoD headends VoD headends

23 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Summary Highly distributed IP functionality Possibly down to the aerial sites and concentrator End to end service using core and edge components Pure native Ethernet technology in core and access Service and bandwidth Higher bandwidth to the home Internet and new services Video will impact designs and topologies Local injection, unidirectional links, asymmetrical bandwidth, new design paradigms

24 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Multiservice core and intelligent edge Convergence ACCESS / AGGREGATION INTELLIGENT IP / MPLS EDGE MULTISERVICE IP / MPLS CORE CUSTOMER ELEMENT CUSTOMER ELEMENT HOME NETWORKING HOT SPOT MOBILE ENTERPRISE / BRANCH SMALL / MEDIUM BUSINESS UBR Cable/DSL Cisco ONS 153xx MSPP Cisco Catalyst & 7600 Metro Ethernet IP RAN / STP Wireless MGX 8800 AS5XXX FR / ATM / Media Gateway TDM / Ethernet Cisco ONS MSTP / MSPP Cisco ONS MSTP / MSPP Cisco Cisco Cisco 7x00 Cisco ONS MSPP Cisco ONS MSPP Cisco CRS-1 Cisco Cisco CRS-1 Cisco Transpor t Ethernet

25 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Network Structures Hierarchy structures at the edge Aggregates and stablises the traffic Scale the edges Eases provisioning and capacity planning Optical mesh or partial mesh within core Mesh or partially mesh based on highly aggregated and stable traffic profiles High speed interfaces for excellent delay and jitter characteristics

26 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Transponder-less optical networking Today:- Reduction of traditional IP/optical interconnects 10GE LAN PHY POS VSR optics Mid term:-Transponder-less IP networking 2Q06: 4x10G PLIM on CRS-1 10GE LANPHY and OC-192 over Lamda switching in the Cisco MSTP platform Common management system used on Cisco optical and IP gear WDM I/F

27 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID PoP consolidation Core PoP Aggregation Service Aggregation Consolidation of edge and core equipment Removal of layers in core PoPs where edge sites are consolidated CRS-1 / series for PoP consolidation IOS/XR carrier class software Concurrent core and edge functionality Single, logical or virtual routers Core Local Services Edge Remote PoP 1 Customers Remote PoP 3 Remote PoP 2

28 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service Element IPv4 FR Ethernet IPv6 Evolution Multi-Service Edge Common IP/MPLS core IP / MPLS ATM Service creation on service element Dedicated edge and core IP FR / ATM Ethernet GE IP business ATM IP IP Consumer TDM

29 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID IP / MPLS network services Optical Transport IP/MPLS Forwarding Network Services QoS Convergence services VPNs Multicast Security OAM Traffic Engineering Policy control Services

30 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Core Metro Example: NGN infrastructure Designed for voice, wholesale, business, consumer services Core :- mesh of multiple 10gbps links Metro:- Multiple 10gbps to core

31 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Access and Aggregation Convergence ACCESS / AGGREGATION INTELLIGENT IP / MPLS EDGE MULTISERVICE IP / MPLS CORE CUSTOMER ELEMENT CUSTOMER ELEMENT HOME NETWORKING HOT SPOT MOBILE ENTERPRISE / BRANCH SMALL / MEDIUM BUSINESS UBR Cable/DSL Cisco ONS 153xx MSPP Cisco Catalyst & 7600 Metro Ethernet IP RAN / STP Wireless MGX 8800 AS5XXX FR / ATM / Media Gateway TDM / Ethernet Cisco ONS MSTP / MSPP Cisco ONS MSTP / MSPP Cisco Cisco Cisco 7x00 Cisco ONS MSPP Cisco ONS MSPP Cisco CRS-1 Transpor t Ethernet

32 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Service requirements of access domain All services over the same access network Retail Own ISP service Layer 3 for consumers and SME Increasingly looking at triple play Wholesale Sold to ISPs Layer 2 connection (PtoP and multipoint) Layer 3 (L2TP, MPLS RA) Potentially layer 1 Business SME and above Layer 2 and Layer 3 Service Potentially layer 1

33 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID General network trends Building the next generation access Core IP/MPLS domain Access domain Access domain Core IP/MPLS domain Access L3/L2 Access L3/L2 Single Domain Multi Domain Single domain infrastructure IP/MPLS to the fibre edge Multiple domains infrastructure Separate core and access domains Core domain IP/MPLS Access domains Ethernet technology Control plane varied

34 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Enterprise and SMB evolution TV GE Ethernet Time xDSL TDM (LL) ATM/ FR STEP CHANGE Ethernet ATM or Ethernet PE

35 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Consumer broadband evolution TV ATM Ethernet ATM Copper ATM Copper ATM Copper Ethernet Copper, fibre, pwlan Time TR-59 GE DSLAM PS Son of WT-101 Voice WT-101

36 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Physical characteristics Topology largely driven by fibre topology Hub and spoke, multiple layers of switching, ring topologies Ethernet link layer technology within the access network is very popular Cost and speed Extremely high bandwidth requirements with the access network 100FE,1GE and even 10GE UNIs Access infrastructure based on 10gbps and even uni-directional 10GE link technology Generally built in islands around the core IP/MPLS infrastructure End to end service a combination of the access and core functionality

37 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Multiple injection points Centralised services Consumer Internet services Business data services (L2 and L3 services) Wholesale services Distributed services Voice services Video services Ethernet Access network Video Core IP/MPLS domain V Internet Business Wholesale Voice EoMPLS

38 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Efficient support for multicast distribution Only streams with active receiver sent to each DSLAM Max single copy of multicast stream to each DSLAM Replication in DSLAM to end users Efficient distribution of multicast within the access network Potentially multiple injection Solutions include :- L2 IGMP snooping, L3 PIM into access network Video Core IP/MPLS domain

39 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Efficient support for point to point connections Point to point connections For unicast traffic requirements Enterprise, wholesale and Internet access Core IP/MPLS domain

40 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID QoS within the access network To the end user :- Multiple VCs to the DSLAM, Diffserv on single VC In the access network:- Diffserv mechanisms Service based injection points:- Diffserv marking and scheduling User based injection points:- Hierarchical scheduling Core IP/MPLS domain V

41 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Aggregation technology choices Access Core IP/MPLS Ethernet Access IP/MPLS Extend IP/MPLS RSTP Multi-service SDH RSTP on Ethernet MPLS on Ethernet MPLS on Ethernet

42 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Aggregation and last mile Core IP/MPLS domain V Aggregation equipment DSLAMs IMAPs Wireless :- hotspot and mobile Last Mile Copper, Fibre, wireless Key point is common service infrastructure and mobility

43 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Conclusions 43 © 2003 Cisco Systems, Inc. All rights reserved. Presentation_ID

44 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID PSTN telephony solutions Soft Switch IP/MPLS Ethernet PSTN L3 VPN V V QoS Fast Convergence Traffic Engineering Softswitch

45 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Broadband Solution based on L3 VPNs IP/MPLS Ethernet Broadband L3 VPN User Portal Video Middleware Access Policy Manager Billing VoD AAA Data centres Internet APPLICATIONS SERVICE EXCHANGE TRANSPORT BRAS QoS Fast Convergence Multicast Policy control Deep Packet inspection Multimedia voice

46 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Broadband Solution based on L2/L3 VPNs IP/MPLS Ethernet Broadband L3 VPN User Portal Video Middleware Access Policy Manager Billing VoD AAA Data centres Internet APPLICATIONS SERVICE EXCHANGE TRANSPORT BRAS EoMPLS QoS Fast Convergence Multicast Policy control Deep Packet inspection Multimedia voice

47 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Enterprise L3 VPNs IP/MPLS Ethernet PSTN VPN QoS Fast Convergence Multicast TRANSPORT admin portal IP centrex Access Policy Manager APPLICATIONS SERVICE EXCHANGE Managed Data centre Managed security

48 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID L2 ATM transport IP/MPLS TRANSPORT QoS Fast Convergence Traffic engineering AToM OAM APPLICATIONS SERVICE EXCHANGE

49 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Mobile solution based on L3 VPNs IP/MPLS User Portal Video Middleware Access Policy Manager Billing VoD AAA APPLICATIONS SERVICE EXCHANGE TRANSPORT BRAS QoS Fast Convergence Multicast Policy control Multimedia voice L3 VPN GGSN

50 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Conclusions 50 © 2003 Cisco Systems, Inc. All rights reserved. Presentation_ID

51 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID Conclusions NGN is driven by new services and OPEX reduction Single converged intelligent network carry: Legacy services and new consumer solutions Service exchange for service creation IP/MPLS packet core infrastructure Multi-service intelligent edge Ethernet access infrastructure

52 © 2005 Cisco Systems, Inc. All rights reserved. Session Number Presentation_ID 52 © 2003 Cisco Systems, Inc. All rights reserved. Presentation_ID