Text of 1 CCL Confidential 寬頻電信乙太網路之技術與趨勢 CCL N000 劉炳傳. 2 CCL Confidential...
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1 CCL Confidential CCL N000
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2 CCL Confidential outline Introduction Metro Ethernet Forum Carrier Class Ethernet Ethernet Demarcation Summary
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3 CCL Confidential Ethernet Most popular packet-switched LAN technology Bus and Star topologies Bandwidths: 10Mbps, 100Mbps, 1Gbps, 10Gbps CSMA/CD CS = carrier sense Send only if medium is idle MA = multiple access CD = collision detection Stop sending immediately if collision is detected Exponential Backoff
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4 CCL Confidential Why did Ethernet Win? Price Performance Availability Ease of use Scalability
9 CCL Confidential and by the way ... Customers want all of these, delivered via a single, converged network. Enterprise & residential Best-effort & bullet proof... Video HeadEnds BRASISP Voice Gateways Corporate VPN University VPN Metro Ethernet Ntwk Security Reliability Cost VoD TV Internet Voice VPN neta VPN netb Video, voice & data Mobile & fixed via the same Ethernet-enabled infrastructure
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10 CCL Confidential Metro Carrier Ethernet Metro Metro The New Network Architecture Business Subscriber Service Provider Nationwide/Global Carrier Ethernet Transport IP IP IP IP IP IP IP IP IP IP IP IP Carries all applications Internet Access IP VPN service Hard QoS and Traffic Engineering Better bandwidth utilization/Scalability Protection Switching (50ms) OAM functions and TDM Support Any-to-Any VPN services Multicast support with Hard QoS Residential Subscriber
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11 CCL Confidential A New Network Architecture Video Source Internet Voice gateway Voice/Video Telephony HD TV TVoD, VoD Video Source Gaming Business Backup, ERP Broadband Wireless Business Broadband E-Line and E-LAN service FTTx and DSLAM Backhaul Wireless data/video Network in Motion Residential Triple-Play Carrier Ethernet Carrier Ethernet
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12 CCL Confidential What s Carrier Ethernet Scalability Services and Bandwidth 100,000s of EVCs From Mbps to x10Gbps Customer data integrity Protection 50ms Protection End to End Path Protection Aggregated Line & Node Protection Hard QoS Guaranteed end to end SLA End to End CIR and EIR Business, Mobile, Residential TDM Support Seamless integration of TDM Circuit Emulation Services Support existing voice applications Service Management Fast service creation Carrier class OAM capabilities Customer Network Management (CNM) Carrier Ethernet Carrier Ethernet
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13 CCL Confidential What is the MEF? The Metro Ethernet Forum is a non-profit organization chartered with the mission of accelerating Worldwide Adoption of Carrier class Ethernet Networks and Services. The Forum is comprised of leading service providers, major incumbent local exchange carriers, top network equipment vendors, test equipment vendors and other prominent networking companies that share an interest in metro Ethernet. The MEF has over 65 members as of March 2005.
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14 CCL Confidential AboveNet Actelis Adva Optical Networks Agilent Technologies Alcatel Altera AMCC Atrica AT&T AxerraNetworks Axxessit Bell South British Telecom Ciena Corp. Cisco Systems Colt Telecommunications Corrigent Systems Covaro Networks Diatem Ericsson Extreme Networks Foundry Networks France Telecom R&D LLC Fujitsu Network Communications FutureSoft Hammerhead Systems Harbour Networks Hatteras Networks, Inc. Huawei Tech Co. Ltd. Industrial Technology Research Institute Iometrix Iskratel IXIA Juniper Networks KDDI R&D Laboratories, Inc. MEF Member List as of June 6, 05
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15 CCL Confidential Lucent Technologies Luminous Networks, Inc. Mahi Networks Marconi Communications Marvell Semiconductor Met-Net Communications Metrobility Optical Native Networks Nortel Networks Corp. NTT Advanced Technology Corp. OmniTron Systems Technology PMC-Sierra Qwest Communications RAD Data Communications Raza Microelectronics Redux Communications Riverstone Networks SBC Communications, Inc. Shenick Siemens AG SII Network Systems, Inc Spirent Communications Sunrise Telecom Telcordia Technologies Telco Systems TeliaSonera AB Tellabs Terachip Tpack A/S T-Systems Transmode Systems Transwitch UNH- InterOperability Lab Verizon Communications World Wide Packets Zarlink Semiconductor ZTE Corporation MEF Member List as of June 6, 05
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16 CCL Confidential Carrier Ethernet Standards Scalability MEF 9 UNI Testing MEF 11 UNI Framework MEF UNI I IA MEF UNI Type II MEF Ethernet Aggregation IEEE 802.1 Protection MEF 2 Ethernet Protection MEF 4 Architecture Framework IETF MPLS Fast Reroute Hard QoS MEF 6 Service Definition MEF 10 Service Attributes MEF Service Attributes II MEF Service Attributes Testing MEF Service Definition II TDM Support MEF 3 CES Framework MEF 8 CES Implementation MEF TDM Testing Service Management MEF 7 EMS and NMS Info Model MEF OAM Framework & Requirements MEF Performance Monitoring MEF NE Management Requirements IEEE 802.1, ITU Carrier Ethernet Carrier Ethernet
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17 CCL Confidential Carrier Ethernet Drivers Residential Triple Play with IPTV 100s of TV channels Video on demand Video recording/playback Interactive video apps Multi-megabit Internet access Remote learning Gaming Business Ultimate Connectivity Data Center Consolidation Gigabit connectivity between businesses Storage and disaster recovery Guaranteed rate multi- megabit Internet access Video conferencing & broadcast Business telephony Mobile Wireless backhaul Wi-Fi Access delivery WiMAX infrastructure 3G and beyond wireless Next gen data services High resolution photo Wireless video Gaming Digital TV
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18 CCL Confidential Metro Carrier Ethernet IP Metro Metro Supporting Business Services Any-to-any Layer 2 VPN to interconnect multiple locations transparently and effectively (with high and guaranteed bandwidth) Supporting the convergence of data and voice Branch ISP Nationwide/Global Carrier Ethernet IP Branch HQ Internet E-LAN
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19 CCL Confidential Metro Carrier Ethernet Metro Metro Supporting Transport for IP NetworkNationwide/Global Carrier Ethernet IP IP IP IP IP IP IP IP IP IP IP IP E-LAN connections among routers Any logical IP topology, multiple EVC s of a single physical interface It supports all business IP services, from IP VPN to Internet access R R R R R R R R R R R R IP Network Using Carrier Ethernet as the Transport Layer
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20 CCL Confidential Metro Carrier Ethernet Metro Metro Supporting TV Distribution Service Subscribers Nationwide/Global Carrier Ethernet IP DSLAM IP IP IP IP IP IP Video Source 1. Multicast tree(s) is(are) established with QoS guaranteed 2. Subscribers (the Set-Top-Box) sends request for a channel 3. Carrier Ethernet filters, only replicates and forwards the requested channel to the subscribers 4. Video source protection and network protection are set up automatically upon requirement L2 DSLAM IP DSLAM L2 DSLAM IP DSLAM L2 DSLAM
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21 CCL Confidential Metro Carrier Ethernet Metro Metro Supporting VoD Service Subscribers Nationwide/Global Carrier Ethernet IP DSLAM IP IP IP IP IP IP 1. An E-LAN connection is established between DSLAMs and VoD servers 2. Subscribers (the Set-Top-Box) sends request to RSM for a movie 3. RSM finds/informs the best VoD server, acknowledge subscribers of such L2 DSLAM IP DSLAM L2 DSLAM IP DSLAM L2 DSLAM IP Resource & Subscriber Manager (RSM) VoD server Command Server IP IP IP E-LAN 4. The subscriber establishes RTP and RTSP session with VoD and Command server respectively
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22 CCL Confidential Metro Carrier Ethernet Metro Metro Supporting VoIP Service Subscribers Nationwide/Global Carrier Ethernet IP DSLAM IP IP IP IP L2 DSLAM IP DSLAM L2 DSLAM IP IP IP IP 1. An E-LAN connection is established between WAN routers to build an IP WAN L2 DSLAM E-LAN IP WAN Location Server SIP Proxy Server 2. An E-LAN connection is established between the DSLAMs and the IP PoP in each metro 3. Caller contacts the SIP Proxy server in order to find the IP address of the called party 4. Caller establishes RTP session with the called party through E-LAN connection
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23 CCL Confidential Carrier Ethernet for 3G/UMTS Backhaul Guaranteed QoS Flexible SLA portfolios for different users and services Flexible bandwidth growth without network upgrade Efficient network for multimedia applications (P2P, P2MP, MP2MP) Secure connectivity for corporate and consumer users Seamless integration with the wireline transport network both Ethernet and TDM Carrier Ethernet IP 3G SGSN IP 3G SGSN IP
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24 CCL Confidential Metro Carrier Ethernet Metro Metro Supporting Residential Triple Play Services Subscribers Nationwide/Global Carrier Ethernet IP DSLAM IP IP IP IP IP IP Video Source
