Driving the Next Generation Internet for mobile business

Transcription

1 Driving the Next Generation Internet for mobile business Michael DICKMANN Information and Communication Networks Siemens AG page 1

2 Requirements of the Next Generation Internet: Our focus areas IP Convergence Quality Broadband Access Speed Wireless and wireline QoS matches application Carrier-class reliability and MPLS IP over lambda Managed security Intelligent, flexible content provisioning IP Routing for Carriers Efficiency Optical Networking Capacity page 2

3 Déroulement de la présentation: Evolution des réseaux IP: EDGE et CORE Le CORE et le CRX Discussion et conclusion page 3

4 Unisphere fournit les fondations pour l IP The Best IP Infrastructure for growth Carrier-class reliability, Scalability Density, Wire-rate performance Interfaces from 64k to STM64 The Best IP Infrastructure for profit No operator re-training, Zero-touch management, Single Edge for IP service, Cost-effective $/pps, Policybased management control (rules), Legacy network migration ERX CRX IP Réseau ERX/CRX MPLS, IP QoS The Best IP Infrastructure for new service delivery IP QoS, IP VPNs, VoIP, Routing, Security, Bandwidth Services, Wholesale, SLAs, Portal access page 4

5 L avenir du Edge Ubiquitous, dynamic, high-bandwidth connections are widely available Any subscriber from any place receives customized IP service delivery The network infrastructure delivers differentiated IP services that recognizes the need to handle priority traffic in a priority manner Subscribers can order end-to-end services that are supported with next-generation, standards-based routing protocols operating across networks page 5

6 L ERX est l Accès IP Dial-up IP Edge Router ERX 700/1400 DSL IP Core Cable GSM/GPRS LMDS Satellite (DVB) Leased Line In one device, the ERX Terminates a variety of access methods Manages subscriber functionality (B-RAS, Radius, DHCP, Policies/rules, Encapsulation, etc.) Routes packets (BGP4, IS-IS, OSPF, RIP, MCast) at wire-speed page 6

7 Unisphere s Technical Vision: Edge High bandwidth, optical interfaces: STM1 - STM16 Wire-speed, multi-gigabit routing at 5-40 Gbps Subscriber support for thousands of physical interfaces via channelized optical interfaces, and logical sessions Zero-touch management and COPS interfaces to support dynamic service provisioning Fine-grained, wire-speed IP QoS architected into the product Access support for any type of subscriber offering: xdsl, private line, fixed wireless, mobil wireless, cable, Ethernet Standards-based routing protocols: BGP4, IS-IS, OSPF, RIP, and MPLS (traffic engineering and VPNs) Legacy network connections: SMDS, FR, ATM, GRE Offer new IP-based services from the edge: VPNs, Bandwidth, Routing, Security, QoS with wire-speed classification page 7

8 Le Future du Core The growth of traffic shows no signs of slowing yet: bandwidth speeds still 10X every 12 months in US (UUnet); faster in Europe and Asia Unified IP core network carries all data/voice The network infrastructure delivers differentiated IP service delivery that recognizes the need to handle priority traffic in a priority manner Service providers can deploy end-to-end services that are supported with next-generation, standardsbased routing protocols operating across networks page 8

9 Le CRX est le Core IP SDH ODSI DWDM ATM PoP Réseau IP MPLS High-Speed Optical Core Packet switch VPNs MPLS IP QoS IP Multicast ATM/POS BGP, IS-IS IP Core QoS ATM/POS SDH Le CRX permet d offrir les services IP consistant et constant à travers une architecture du Core en plein évolution MPLS ATM Switched Core Evolution Réseaux page 9

10 La strategie technique du Core de Unisphere Faster interfaces and faster fabrics: Gbps fabrics; STM1 STM64+ interfaces Integration with optical WDM systems to further expand capacity: OIF, ODSI, IETF - Generalized MPLS (formerly MPLambdaS) Migration to a common IP backbone is critical; software configurable migration from ATM to POS protects investment Wire-speed IP QoS architected into the product Standards-based routing protocols: BGP4, IS-IS, OSPF, RIP, and MPLS page 10

11 Common OS (UNI-OS) Common OS Platform Dependent Code Platform Dependent Code ERX Hardware CRX Hardware Single Unisphere Router Operating System Binary-compatible routing files, interface protocol support, and management ½ million development-hours invested Qualified by major service providers worldwide: Cable & Wireless, UUnet, Korean Telecom, Deutsch Telecom, Global Crossing, NTT, Telia, France Telecom Interoperability tested by UNH (MPLS, BGP, OSPF, RIP, DVMRP, IGMP) page 11

12 ERX Architecture designed for Edge Applications ASICs and FPGAs per line card deliver hardware assist for maximum performance Buffer and queue management QoS scheduling Address lookup Flow classification and rate measurement Statistics support RISCs per line card for flexibility L2/L3 packet header parsing and modifications QoS, classification, and statistics control Emerging standards support page 12

13 CRX Architecture designed for Core Applications Combines PowerPCs, ASICs and FPGAs to ensure high performance service delivery across the Core ASICs and FPGAs optimized for Core applications High performance MPLS Forwarding BGP, OSPF Forwarding QoS Policing and Shaping PowerPCs used for Routing table maintenance and control and exception processing (ICMP) page 13

14 Déroulement de la présentation: Evolution des réseaux IP: EDGE et CORE Le CORE et le CRX Discussion et conclusion page 14

15 Unisphere Networks Core Routing Switch - CRX A world-class core router for evolving network architectures Deliver a next generation core router for IP-based networks Enable a migration path from IP/ATM overlay networks to IP-based networks Interconnect emerging optical networks A scalable and modular architecture for network growth Control plane isolated from data plane More line cards yield more packet processing power A common OS architecture for enhanced manageability Minimize operational costs with reduced learning curve Minimize operational errors with consistent look and feel page 15

16 CRX in an IP/ATM Overlay Network IP Routed Network ATM Core IP/ATM Integration Same port can have crossconnect VCs & terminated VCs (convert to IP & route) VC Mesh QoS Migration Provides a migration from ATM-based QoS to IP-based QoS; supporting VBR-rt, VBR-nrt, CBR, UBR Simplify Network Complexity Replace ATM-based traffic engineering with IP-based traffic engineering page 16

17 CRX in a Pure IP Routed Network IP Routed Network ASIC-based design, high-speed interfaces & deterministic performance World-class router with proven routing technology & IP-based QoS MPLS-based VPNs & traffic engineering with explicit routes page 17

18 CRX in Networks Utilizing an Optical Core IP Routed Network Optical Core STM16 links into an optical core migrating to STM64 links Interface to Optical Network being defined by ODSI, OIF, IETF page 18

19 Introducing the CRX Basics CRX , 160, 320G Router SRP + Chassis = System 32 slots per Rack Position Second wire-speed router on market Value-add in ATM support Value-add in port flexibility CRX page 19

20 CRX - Front Chassis Gbps router CRX (16 slot, 160 Gb) CRX (32 slot, 320 Gb) CRX Fan Array Push/pull system 8 fans + 3 impellers (N+1) redundancy Line Card Modules (LCMs) 24 x OC-3/STM-1 8 x OC-12/STM-4 2 x OC-48/STM-16 1 x OC-192/STM-64 4 x Gig Ethernet page 20

21 CRX - Rear CRX And CRX (top) CRX (bottom) Switch Management Module (SMM) Up to 2 (160G) / 4 (320G) per system 1+1 redundancy Switch Fabric Module (SFM) Up to 6 (160G) / 9 (320G) per system Up to 160/320 Gbps non-blocking N+1 redundancy Control/Maintenance Bus 10 Mbps Ethernet (2) 100 Mbps Ethernet (2) Power Dual, independent, 48V DC, hot insertable/removable feeds with load sharing current draw page 21

22 CRX Switch Route Processor (CRX-SRP) Independent route processing & forwarding Identical Active & Standby SRPs in a 1:1 redundant configuration The SRP runs the system Similar to the SRP on the ERX Routing & statistics processing Mirrored storage of config & stats Network management system interface 1/2 per system, connected to router Each SRP has: Power-PC architecture Two Type III PC-Card Slots Control & maintenance bus Ethernets Console serial port Environmental monitoring Alarm indicators and contacts Connection for redundant RP page 22

23 CRX Densities CRX CRX Physical slots per chassis POS Ports/Chassis Physical STM Physical STM Physical STM Physical STM Logical STM ATM Ports/Chassis Physical STM Physical STM Physical STM Logical STM Gigabit Ethernet Ports/Chassis Gigabit Ethernet page 23

24 Port Flexibility OC-48 / PoS STM-16 OC-48 / ATM STM-16 Specify (Pos/ATM) under software control Mix PoS & ATM ports on same card page 24

25 Channel Flexibility Physical OC-48/STM-16 port Channelized OC-12/STM-4 Int STM4 STM4 PoS ATM ATM PoS PoS PoS STM16 STM4 ATM PoS PoS STM4 PoS PoS ATM PoS Channelized OC-3/STM-1 Int Channelization under software control Identity (Pos/ATM) under software control Mix & match channelized PoS & ATM interfaces page 25

26 CRX Value Proposition Flexibility Same line card supports both ATM & POS via software control Ability to mix ATM & POS on the same channelized interface ATM switching (OC-48/STM-16) & IP routing in the same chassis migration! Scalability 320 Gbps bandwidth # of IP interfaces # of BGP routes & virtual routers Density Leading density ranging from OC-3/STM-1 to OC-192/STM-64 Redundancy Switch fabric, route processors, mgmt modules, power Hardware capable for full APS page 26

27 CRX Summary Carrier-class core router enables pure IP networks, IP/ATM overlay networks, and optical core interconnect Flexible architecture scaling from 40 Gbps to 320 Gbps with SONET/SDH interfaces including OC-3/STM-1, OC-12/STM-4, OC-48/STM-16, OC-192/STM-64, and Gigabit Ethernet interfaces Supports IP/ATM mixed environments for network evolution with IP/ATM or PoS software configuration on a per-interface basis Modular software architecture utilizing the same OS and platform-independent software as ERX (using a Cisco CLI) for quicker deployment and reduced operational costs page 27

28 Déroulement de la présentation: Evolution des réseaux IP: EDGE et CORE Le CORE et le CRX Discussion et conclusion page 28

29 Information Technology Communication Information and Communication Networks Merci pour votre attention