* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Presentation
Survey
Document related concepts
Zero-configuration networking wikipedia , lookup
Wireless security wikipedia , lookup
Point-to-Point Protocol over Ethernet wikipedia , lookup
TV Everywhere wikipedia , lookup
Deep packet inspection wikipedia , lookup
Wake-on-LAN wikipedia , lookup
Distributed firewall wikipedia , lookup
Airborne Networking wikipedia , lookup
Computer network wikipedia , lookup
Cracking of wireless networks wikipedia , lookup
Recursive InterNetwork Architecture (RINA) wikipedia , lookup
Network tap wikipedia , lookup
Asynchronous Transfer Mode wikipedia , lookup
Piggybacking (Internet access) wikipedia , lookup
Transcript
Metro Ethernet and the Emerging Next Generation Networks Information Computing Entertainment Telecommunications Can NGNs Meet the Challenges of the Emerging ICE-T Industry Vince Pizzica Alcatel Overview Industry Convergence = Industry Collision! Building Networks in an Era of Tremendous Challenge What factors are shaping this new landscape? What is the vision for the Network of the Future? What does this mean for Metro Networks? The Winning Strategy……. Questnet July 3rd, 2003 - 2 All rights reserved © 2003, Alcatel Death Spiral of Telecommunications Industry - is there a way out? Telecommunications Industry Depression Operators Financial Situation Squeeze on Suppliers Reduce R&D Investment Reduction in Innovation Revenue Growth Impact Industry Becomes Commodity Questnet July 3rd, 2003 - 3 All rights reserved © 2003, Alcatel The Industry Structure is being driven by factors quite different to 3 years ago “Develop innovative new services” Technology & Services => MULTI-SERVICE PLATFORMS Traditional & Disruptive “Market insights and user-friendly products” Market Consumers & Enterprise “Foundation against competitors” Industry Structure Competitors Traditional & Adjacent Industries Capabilites Internal & Supplier Questnet July 3rd, 2003 - 4 All rights reserved © 2003, Alcatel “Leverage supplier skills to reduce costs and improve capabilities” The On-Line Value Proposition changes behavior Consumers either justified their first PC or an upgrade when access to the web emerged Broadband Driven Multi-Service Business new Consumers will finally buy a games box when Models will an drive on-line games are commonplace or justified upgrade for on-line games investments Consumers will finally buy a digital camera when on-line image management is commonplace or justified an upgrade for on-line cameras Home theatre and Personal Video Recorder for MP3 and H.264 based movies Always On-line security is a better value proposition than dial-up ETC, ETC……… Questnet July 3rd, 2003 - 5 All rights reserved © 2003, Alcatel Consumer Market Disruption > Seen but impact underestimated > Emerge as unrelated, then become related Wireless LAN Games consoles Always On-line Low cost Consumer devices Ease of use Local Storage Familiarity Price/Value proposition Removing the barriers of entry Personal Video Recorder Devices going on-line Questnet July 3rd, 2003 - 6 New DVD standard Multi-service Business model All rights reserved © 2003, Alcatel Video Compression Enterprise Market Disruption > Seen but impact underestimated > Emerge as unrelated, then become related IP VPNs Wireless LAN CRM Solutions Web Services Models Knowledge based Differentiation Remote access Ease of use Price/Value proposition Service proposition Removing the barriers of entry IP based PBX Questnet July 3rd, 2003 - 7 Global business Local Storage Itinerant workforce Interoperability All rights reserved © 2003, Alcatel Network Vision Questnet 3rd July 2003 Vision - Services Enabled Network > Fundamentally it is about supporting the full range of enhanced and advanced IP based service possibilities across a single flexible and scalable network infrastructure • maximize revenue opportunities – new services, service bundling – customer relationship • minimize capital – efficient network design – cost effective technologies • minimize operational costs – single network – common set of operational practices > While ensuring that the existing revenue flows are maintained Questnet July 3rd, 2003 - 9 All rights reserved © 2003, Alcatel Network Vision Applications Presence Messaging Video Networked Mgmt. Storage Security NBCC IP Centrex Policy Mgmt. Session Mgmt. Call Control AAA Security Control Connectivity MSWAN TDM MPLS Core Multi-service Aggregation Questnet July 3rd, 2003 - 10 Services Edge IP All rights reserved © 2003, Alcatel Broadband Access Standardized Interfaces and environments > Within the layers • • • • • service innovation 3rd party development more rapid time to market lower cost components limits stranded investment Presence IP Centrex Messaging Security > NBCC Between the layers • Policy Mgmt. Session Mgmt. Call Control Video Mgmt. Networked Storage AAA Security promotes competition • between service providers • between equipment suppliers • volume based efficiencies MSWAN TDM MPLS Core Services Edge IP Multi-service Aggregation Access Alcatel is a lead contributor in all areas of standardization Questnet July 3rd, 2003 - 11 All rights reserved © 2003, Alcatel Alcatel Perspective on Network Migration > Staged Migration towards an IP enabled service aware network > A set of manageable breakthrough steps > Integrated network solution • • Integrated access - one access for all network based services IP Integrated into network elements – • DSLAM, Metro Ethernet, Data Edge, Transport Costs matched by revenues > Managed Risk > Good scalability > Simplified outcome Questnet July 3rd, 2003 - 12 All rights reserved © 2003, Alcatel Staged Migration Example: From Today’s Layer 2 VPN to a Layer 3 VPN Layer 2 VPN Layer 2.5 VPN CPE CPE CPE CPE IP FR ATM CPE CPE CPE CPE CPE CPE Layer 2.5 VPN Layer 3 VPN CPE CPE CPE IP IP IP IP CPE CPE CPE CPE Questnet July 3rd, 2003 - 13 All rights reserved © 2003, Alcatel CPE IP IP IP CPE CPE Network Vision Applications Presence Messaging Video Networked Mgmt. Storage Security NBCC IP Centrex Policy Mgmt. Session Mgmt. Call Control AAA Security Control Connectivity MSWAN TDM MPLS Core Multi-service Aggregation Questnet July 3rd, 2003 - 14 Services Edge IP All rights reserved © 2003, Alcatel Broadband Access Network Vision > MPLS Core • Optical Cross connects and Label Switch Routers • DWDM and long haul transport with G.MPLS > IP Services Edge • • • • • > Flexible IP service support - deep packet inspection at full line rate Per service QoS, accounting and OAM Ethernet L2 VPNs (VLL) and Multipoint L2 VPNs (VPLS) L3 VPNs (BGP/MPLS) Port and service mirroring MultiService Aggregation • Aggregates and grooms all services • terminates TDM, FR and ATM and extract packets • incorporates TDM DXC > MSWAN Broadband Access • A single access per customer • Delivering all the services Questnet July 3rd, 2003 - 15 TDM MPLS Core Services Edge IP Multi-service Aggregation Broadband Access All rights reserved © 2003, Alcatel MPLS Core > MPLS Core Benefits of this MPLS Architecture • • • • • • Move bits cheaply and reliably Leverages embedded core transport base without expensive overhaul Traffic engineering and restoration via a unified control plane QoS on the Core IP Network Common transport infrastructure Rapid provisioning Automated Management OIF UNI Multi-protocol Core IP/MPLS/ATM Traditional Optical Core Questnet July 3rd, 2003 - 16 All rights reserved © 2003, Alcatel GMPLS Optical Core IP/MPLS Core Service Edge: L3 VPN - Access > Access to the network L3 VPN will be using a L2 connection • • • > dominated by today’s standard - FR DLCI and ATM VC supplemented with Ethernet VLAN and LSP and “IP connections” - L2TP, PPP, IPSec VPN Service Level Agreement • • Access SLAs Network SLA CPE Logical CPE VPN IP IP CPE IP Physical DSL Access VPN IP IP IP CPE ATM Access CPE IP IP Ethernet Access CPE All rights reserved © 2003, Alcatel ATM Access CPE CPE CPE Questnet July 3rd, 2003 - 17 IP IP CPE FR Access Alcatel 7670 RSP - MultiService Edge Multi-Protocol Platform Native ATM switching MPLS Switching IP Routing Any protocol - any logical interface ATM - MPLS Mediation High Performance and Scalability Scalable from 56 Gbps to 450 Gbps Call processing performance: 3000 cps Non-blocking switching matrix Non-stop switching and routing High density line interfaces: (NEW - 32 Port T1 MultiService Card w/ CR/IMA) Stringent Service Level Agreements Flexible filtering, policing, for engineered QoS 8 Classes of QoS: CBR, 2Xxrt-VBR, 3Snrt-VBR, UBR, UBR+ and ABR (Explicit Rate & Virtual Source/Virtual Destination) ATM Forum compliant service categories ATM-MPLS Mediation maintains QoS parameters OSPF, IS-IS, BGP for full routing interoperability Easy and Effective Management Integrated in 5620 Management Suite End-to-end provisioning of VCs and LSPs SLA and VPN management Performance monitoring Billing Questnet July 3rd, 2003 - 18 All rights reserved © 2003, Alcatel Non-Stop Networking for L2 and L3 Fully redundant system Hot swappable blades NEBS Level 3-compliant Flexible interface redundancy On-line system upgrade Independent L2 and L3 Non Stop Forwarding Non Stop Signalling (PNNI) Non Stop Routing - BGP - OSPF - ISIS - MPLS “It just keeps on routing” 7670 RSP - MultiService Edge IP/MPLS Core Network Branch Office #1 Branch Office #2 PoS FR DLCI FR ATM VCI Multiservice Core Network (FR/ATM) ATM Multiservice Access Network (FR/ATM) Cell Relay MPLS Mediation GE IP VPN PE Router Metro Ethernet Network Ethernet IWF Head Office 7670 RSP Branch Office #3 FR DLCI FR Questnet July 3rd, 2003 - 19 FR DLCI/ ATM VCI IWF VLAN IDs All rights reserved © 2003, Alcatel IWF=FR/CR to Ethernet VPN Service Interworking Function Industr y First IP Service Edge Router > Product • • • • > Technology • > Ground-up design for Internet & SLA-based Private Data Services. Built-in service queuing, OA&M, diagnostics, management. Distributed control plane enables service & feature scaling. Ultra-high density packaging Fully programmable 10 Gbps FastPath® allows forward migration to new or changing standards. Product Family • • • 20G/120G/200G Routers Common set of Media Adapters Common I/O Module and Switch Fabric cards Questnet July 3rd, 2003 - 20 All rights reserved © 2003, Alcatel IP Services Edge Router - Service Capability > Network Processor Flexibility • • • > Density, Performance and Scaling • • • > 10G Network Process Array Deep Packet Inspection and Manipulation at 10G Full flexibility for new service introduction Full duplex 400Gbit/s switch fabric in 1/3 rack - 40G per slot ready Full duplex 20G router in 1.5RU Supports two10G Media Adapters per I/O Module Carrier Class • • • • • Control and Switch plane redundancy Hot swap of all system components Ethernet Link Aggregation Groups Equal Cost MultiPath sub50ms Fast ReRoute Questnet July 3rd, 2003 - 21 All rights reserved © 2003, Alcatel IP Services Edge Router - Service Capability > Media Adapters • 10/100 Ethernet, 100FX, GE, 10G • OC3, OC12 SONET • DS3, OC3, OC12 channelised to DS0 • OC48, OC 192 SONET > Services • L2 VPNs - VLL, VPLS • L3 VPNs - RFC2547bis • Direct Internet Access • Support both MPLS and GRE tunnels > Service Based Features - at line rate • • • • • Filtering and ACLs, both ingress and egress Granular statistics - accounting and SLA Per Service Queueing, Shaping and Policing CIR, PIR, MBS Queue parameters OAM utilities for Ethernet and VPNs - service ping, delay, troubleshooting Questnet July 3rd, 2003 - 22 All rights reserved © 2003, Alcatel Multi-service Aggregation SP 2 SP 1 Aggregation Grooming Edge Ntwk A Consolidation MSPP TDM Core NG DCS Edge Ntwk B Mediation MSPP > Integrates the TDM “Edge” > Demarcation point between service providers > Test access supports SLA management Questnet July 3rd, 2003 - 23 All rights reserved © 2003, Alcatel ATM Edge LSPs IP Edge Sonet/SDH TDM ATM ETH Evolving Access to Support Multiple Services Deep Access WDM SONET/SDH Ethernet DLC WLAN xDSL PON Residential focus: Business focus: Lower capex/opex More bandwidth More people reached More services Lower cost Easier move/add/change More Flexibility Reclaim “off-net” traffic Offer hosted services Questnet July 3rd, 2003 - 24 All rights reserved © 2003, Alcatel Bringing Carrier Class Availability to Metro Ethernet Element Resiliency > Redundancy everywhere > Hot swap everything > Equipment protection > > Network Resiliency > Layer 2, Layer 3 > > thermal shutdown > > Powerful aggregation > > Service protection > dual image/ configuration automatic rollback FSTP, OSPF ECMP, VRRP 802.3ad Cross module 32 aggr. — up to 16 links per aggr. Smart Continuous Switching — No Traffic Disruption during Control Card Switchover > Distributed L2 and L3 intelligence > Ability to maintain – existing connections L2/L3/L4, STP topology > Ability to react – STP topology change > Ability to learn – new addresses, new flows L2/L3/L4 > Fast switch management restoration > to be supplemented with smart continuous routing - common with 7670 Questnet July 3rd, 2003 - 25 All rights reserved © 2003, Alcatel Alcatel Metro Ethernet Switch Portfolio Key Differentiators Product Highlights OmniSwitch 8800 > > > > Highest availability in class and attractive price points Fully redundant hardware Distributed intelligent architecture > smart continuous switching non-stop Layer 2/Layer 3 forwarding learning bridge Spanning Tree (STP) Wire speed everything > > > > Positioning > > > Best of breed metro Ethernet product family Same carrier grade pedigree as other Alcatel carrier switching and routing products Support for existing and future Ethernet services using industry leading ASIC and network processorbased architectures Questnet July 3rd, 2003 - 26 Family of products – • OmniSwitch 7700/7800 – 2.5 G/bs per slot • OmniSwitch 8800 –10 Gb/s per slot Range of switching capacities – 64, 128 and 512 Gb/s (full duplex). Full range of Ethernet and ATM & PoS interfaces Standards-based interoperability • support IEEE standards (802.1, 802.3) • MPLS Key Benefits OmniSwitch 7700 OmniSwitch 7800 > > > OmniSwitch 6624 OmniSwitch 6648 All rights reserved © 2003, Alcatel > High availability for high margin business services Low TCO through an optimized portfolio of switch and router products, and the ability to leverage existing network infrastructure Rapid and efficient network and service provisioning through Alcatel 5620 Network Manager (NM) True 10 Gigabit architecture (OmniSwitch 8800) Alcatel’s Broadband Access Focus > DLC investment since the mid ‘80s • • • > DSL investment since ‘93 • • • > Fifth Generation DSLAM launched with Ethernet, integrated BRAS Advanced business and residential multimedia services G.SHDSL, ADSL, ADSL2, ADSL2plus, VDSL PON investment since ‘95 • • > NG DLC launched with packet and cell fabric DSL, Ethernet and PON capable Completely backward compatible Currently supporting thousands of subscribers with standardized BPON solution => moving to GPON Field trial with SBC - Mission Bay Common Management System Questnet July 3rd, 2003 - 27 All rights reserved © 2003, Alcatel Broadband Access and the Role of VoIP > With the deployment of more broadband access it is inevitable that voice will be treated as another application on the data network • • • > SIP as the enabler for VoIP business will establish private voice networks utilizing their data networks - IP PABX residential will use messaging services (MSN, Yahoo, AOL etc) as well as long distance bypass offerings Take ownership of the VoIP service offering • • • • integrate the voice offering with the Internet service provide the SIP servers, ENUM, access to the PSTN control the quality of service beyond Internet based VoIP integrate other value added services Questnet July 3rd, 2003 - 28 All rights reserved © 2003, Alcatel The Control Plane AAA/Policy Server Session Resource Broker Softswitch -AAA with VPN support -Proxy AAA for wholesale -Centralized mgmt of user, policy & service data -Access/Core Network Resource Control -ABG/BRAS Control -Accounting-Call base -Call Control -Session Mgmt. -Registration -Signaling interworking -Charging PSTN Media Server Trunking Gateway IP Border Gateway BRAS/IP Edge IP Other IP Networks IP-PBX OmniPCX Questnet July 3rd, 2003 - 29 All rights reserved © 2003, Alcatel SIP, H.323 Endpoints The Core Network VPN Core NGN Packet Network VPN Questnet July 3rd, 2003 - 30 All rights reserved © 2003, Alcatel > NGN VPN implemented as an Infrastructure VPN > Sharing common network resources with other VPNs > VPN provides security and privacy from other traffic in the network > Can be implemented as a Layer 2 or Layer 3 VPN Layer 2 VPN or Layer 3 VPN Layer 2 VPN Layer 3 VPN GW GW GW GW GW GW GW Multiple connections from each gateway for the Layer 2 VPN > • Single connection from each gateway into the Layer 3 VPN > maybe 100’s of GWs NGN Network Design requires full knowledge of traffic between GWs to ensure QoS Questnet July 3rd, 2003 - 31 • > Network Router(s) Virtual Router(s) Only a single connection from each Gateway • > GW Layer 3 VPN - IP based • ATM VCs IPSec, L2TP Full mesh of connections between Gateways • > GW Layer 2 VPN • > GW Network VPN determines end point NGN Network Design only requires knowledge of traffic from each GW into the VPN to ensure QoS All rights reserved © 2003, Alcatel Media and Signalling VPNs > VPNs designed independently > Separation of control and bearer channels, provides a level DOS prevention to softswitch > Media VPN Signalling VPN Media VPN • provides connection between Gateways of RTP media streams • dimensioning based on call hold times and codec • design for low delay, delay variation and packet loss > Signalling VPN • Questnet July 3rd, 2003 - 32 All rights reserved © 2003, Alcatel provides connection from Gateways to call server • dimensioning based on calling rate Applications - The Revenue Engine IP-Centrex Multi-Media Conferencing Instant Messaging Video Conferencing Unified Messaging Application Server Video Mgmt. Questnet July 3rd, 2003 - 33 All rights reserved © 2003, Alcatel Text-tospeech, speech recognition Network based contact-centers Network Based Contact Center Routing “in the network Flexible Charging Customized announcements” Premium Rate features Multi-tenant environment • Flexible charging per number • Duration limiter • Call screening/call rejection IN Operator features • • • • Customer profile management Call limiter Customized announcements Service and traffic statistics Users SRP Customer features • • • • • • Scheduled routing changes Call re-routing (busy, no reply) Call queuing, N-ACD Call limiter Statistics Automatic attendant features VoIP Option IP IP Contact Center Sites Branch Offices Some references… (and more!…) Questnet July 3rd, 2003 - 34 All rights reserved © 2003, Alcatel The e-business ecosystem Employees Business Partners Customers, Suppliers Control Flow Corporate resources Identity management Certification Authority Synchronization & provisioning Application server Web Access Control: Authentication & Authorization Databases Applications Role & access Management Information Questnet July 3rd, 2003 - 35 Operating System Flow All rights reserved © 2003, Alcatel Summary > With this ICE-T you need to be able to offer Multiple Flavours of Services > Alcatel’s vision is a Staged Migration to a Multi-Service Network with Ethernet, IP and MPLS the key enabling technologies • > With a twist of Carrier Grade Reliability Alcatel believes in Industry Partnerships to be the clear way forward in an era of great uncertainty. Like all great partners, – we are leaders in our industry; – we can live without each other; – but we are more successful together. Questnet July 3rd, 2003 - 36 All rights reserved © 2003, Alcatel Our Continued Investment Applications 8603 Telera 5950 Genesys thirdspace 8690 8605 8790 iMagicTV 5430 Control 5735 135x 5020 5070 1300 7340 5620 8688 7301 NGDCS Connectivity 7670 7770 MPLS OMSN 1677 Questnet July 3rd, 2003 - 37 1674 7201 7510 1640 Core IP TiMetra All rights reserved © 2003, Alcatel 1696 1540 8800 www.alcatel.com thank you