Etherent over DSL_v1.3_

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					                                             Next Generation
                                       “Ethernet over DSL” Solutions
Specialized in Ethernet Extension of
Symmetric DSL in the First Mile




                                                    For
                                         Metro Ethernet Networks


                                                    Business DSL Platform Selection Guide




                                                                                       January, 2005
Next Generation Broadband Communication Systems
                                                  Contents
                                                   Mission Statement
                                                   Deployment Records
                                                        Geographical Penetration
                                                        By Countries
                                                        Customers Testimonials
                                                   DSL Network Evolution
                                                        Telecommunication Network Evolutions
                                                        DSL Network Evolution
                                                        Network Migration Scenario
                                                        SHDSL Applications
                                                   Mini-DSLAM Vendor Comparison
                                                        Competitive Analysis (1) & (2)
                                                        Intelligence vs. Speed
                                                   Product Offerings
                                                   Product Roadmap
                                                   Strategic Partnership Development
Next Generation Broadband Communication Systems
                                                    Mission Statement
                                                  To be the Leader in “Ethernet Evolution in the First
                                                  Mile Solutions” for Multi-media Services




                                                   To build Next Generation Broadband Access Networking solution for both service providers and
                                                  enterprises.

                                                    Offering more bandwidth to the customers by eliminating ATM overhead (ATM Tax – around 10% of
                                                  the total throughput required for ATM packet handling) in the first mile span between DSLAM and CPE.

                                                   Low CAPEX and OPEX of this infrastructure makes more affordable than

                                                    Implementing Ethernet in the First Mile Copper (EFMC-defined by IEEE P802.1ah EFM Task Force) as
                                                  a basic access technology.

                                                   NexComm's EFMC vision: universal broadband access employing a single technology end-to-end and
                                                  enabling limitless broadband applications and services for residential and business users.
Next Generation Broadband Communication Systems
                                                  Worldwide Deployment (1)
                                                                EMEA

                                                                                    FAR
                                                         CALA                       EAST




                                                                             APAC
                                                                  AFRICA
Next Generation Broadband Communication Systems
                                                   Worldwide Deployment (2)
                                                  EMEA
                                                  U.K.            Local government’s broadband network solutions
                                                                - Bedfordshire, Dorset, North Somerset and other counties

                                                  Denmark        KE Tele A/S – City Carrier of Copenhagen, Denmark
                                                                 Energie Danmark ESS – F/O Carrier in Denmark

                                                  Austria        Inode – Multi Loop DSL service : Up to 9.2Mbps Symmetric
                                                                 ATNet, MMC, Silver Server - ditto

                                                  Italy          Unidata – Business DSL Service

                                                  Switzerland    Cablecom - Business DSL service using unbundled local loop

                                                  Poland          Polish Railways – Long reach LAN extention application

                                                  Russia          ISP Applications
Next Generation Broadband Communication Systems
                                                   Worldwide Deployment (3)
                                                  APAC
                                                   Korea         Korea Telecom (KT) - Korean ILEC, Dacom - 2nd Largest ISP,
                                                                 KT-Net – ISP, Korean Army, Korean Railways (KORAIL), Incheon
                                                                 International Airport

                                                   Japan         Japanese Security and Defense Force (JSDF), Japanese Railroads
                                                                 East (JR East), Always Nippon Airline (ANA), Isuzu Automobiles

                                                   Philippines   PT&T - Philippine 2nd Largest Telco

                                                   Mongo         Mongolian Railways – Long reach LAN extention application

                                                   Australia     Local government’s broadband network solutions

                                                  CALA

                                                   U.S.          ISP applications - Interstar Communications, DM Broadband,
                                                                 Copper Wizards…etc.

                                                   Chile         GTD - Business DSL service
Next Generation Broadband Communication Systems
                                                  Customers’ Testimonials
                                                  We have tested the products and we feel confident that you have some very solid products.
                                                  …some additional features will make the products complete and ready for the coming 3 – 5 years.
                                                  - By Herik Bremerskov/ Director of Technology / Updata ( NSP - Denmark )


                                                  For me NS3048 was almost perfect…. I do not know others that as good as NS3048 to allow real
                                                  9.2Mbps traffic.    - By Dr. Franz Penz/ CEO/ AT Net ( ISP - Austria )


                                                  Thank you for your informations and presentating & letting us the great NS3048 –it’s a terrific
                                                  product !
                                                  - By Bolfgang Malecek / CEO / MMC Kommunikations Technologie ( ISP - Austria )


                                                  In working NexComm Systems range of products we have been able to develop our offering around
                                                  the concept of “Plug and Play and Walk Away,” The reduced cost in installation and
                                                  configuration add directly to our bottom line and that of our customer, and make the overall
                                                  Nexcomm experience a positive one.
                                                  - By Jared Staniland/ Technical Manager/ UNT ( NSP - Australia )
Next Generation Broadband Communication Systems
                                                  Network Evolution




                                                        Source : Ethernet in the First Mile Alliance (EFMA)   http://www.efmalliance.org
Next Generation Broadband Communication Systems
                                                  ATM vs. Ethernet




                                                      Source : Ethernet in the First Mile Alliance (EFMA)   http://www.efmalliance.org
Next Generation Broadband Communication Systems
                                                   (A) ATM Based Network
                                                                              First mile                        Second mile


                                                   Traditional            ADSL/ADSL2+/SHDSL                  E1/3, STM-1/4
                                                  Broadband                                      ATM
                                                                                                  ATM
                                                  Architecture                ATM over DSL      DSLAM
                                                                                                 DSLAM          ATM/SDH          ATM
                                                                                                                                 ATM          BRAS
                                                                                                                                              BRAS
                                                                                                                                Switch
                                                                                                                                Switch

                                                                                                    Disadvantages                   Vendors
                                                                 Advantages

                                                       Have Good Tools for QoS               High Cost ( CAPEX/ OPEX )        Alcatel
                                                       Virtual Leased Line Capability        System Complexity                Lucent
                                                       Migration to Ethernet using           Too heavy for small scale        Siemens
                                                      IP/Ethernet Uplink Module              networks ( Racks for hundreds    Cisco
                                                                                             of subscriber ports )
                                                                                             Should pay 10% ATM tax
Next Generation Broadband Communication Systems
                                                  (B) ATM/Ethernet Mixed Network
                                                                          First mile                         Second mile



                                                  DSL With             ADSL/ADSL2+/SHDSL                      100/GbE
                                                                                            IP/ATM
                                                                                             IP/ATM
                                                  Ethernet
                                                  Backhaul               ATM over DSL       DSLAM
                                                                                             DSLAM            Ethernet      Ethernet
                                                                                                                            Ethernet       BRAS
                                                                                                                                           BRAS
                                                                                                                             Switch
                                                                                                                             Switch

                                                                                                 Disadvantages                   Vendors
                                                             Advantages

                                                   Low Cost                               Not sufficient support for QoS   Zyxel
                                                   Compatible CPEs                      features of Metro Ethernet         Corecess
                                                   Stackable IU size                      Interim Solutions- Eventually    Paradyne
                                                                                        evolve toward Ethernet Network
                                                                                          Should pay 10% ATM tax
Next Generation Broadband Communication Systems
                                                  (C) “Ethernet All The Way” Network
                                                                          First mile                        Second mile

                                                                          SHDSL/VDSL

                                                   Ethernet             Ethernet over DSL                    100/GbE
                                                  In the First                              Ethernet
                                                                                             Ethernet
                                                  Mile (EFM)               EFM Fiber        DSLAM            Ethernet
                                                                                             DSLAM                          Ethernet
                                                                                                                            Ethernet         BRAS
                                                                                                                                             BRAS
                                                                       Ethernet over SMF                                     Switch
                                                                                                                             Switch


                                                                                                   Disadvantages                   Vendors
                                                                 Advantages

                                                     Low Cost ( CAPEX/ OPEX )               Standardization has not been     NexComm
                                                     Easy to train/ maintain                made for point to multi-point    Net to Net
                                                     Non-blocking packet transmission       applications                    (Now Paradyne)
                                                     End to end QoS                         Use Proprietary CPEs             EFMA vendors
                                                     Virtual Leased Line Capability                                          MLDSL Vendors
                                                     Exploiting existing ATM
                                                     features
                                                     Smooth migration path to the
                                                     Metro Ethernet Networks
Next Generation Broadband Communication Systems
                                                  Network Migration Scenario
                                                    Longhaul Layer              Regional Layer                 Access/Metropolitan Layer                      Application Layer

                                                      +10Gbps                   +2.5Gbps                         100Mbps~1Gbps                               2.3~9.2Mbps xDSL

                                                                                                                                  DSLAM

                                                                                                                          DSLAM
                                                      D-WDM                                                                       O-MUX             O-MUX              POTS, Data
                                                                                    A/SDH                                                  O-MUX


                                                                D-WDM   A/SDH                    A/SDH                                                                 Wireless DSL
                                                                                                                  SDH
                                                                                                         SDH             SDH
                                                      D-WDM                         A/SDH                                          O-MUX            O-MUX
                                                                                                                                                                        PON,
                                                                                                                  SDH
                                                                                                                                                     O-MUX
                                                                                                                                                                        Ethernet

                                                                                                                                           OTN
                                                                                                                                                                       Cable Modem

                                                                                                                                           NexComm’s Access
                                                                                                                                           Networking Solution
                                                  • DWDM
                                                  • Optic Switch/DXC                             • Ethernet over Sonet/SDH                       • Ethernet
                                                  • Terabit Switch                               • Metro Ethernet                                • HDLC
                                                    Router                                         (Gbit L2/3/4 Switch)                          • G.shdsl
                                                                                                                                                 • MLDSL
Next Generation Broadband Communication Systems
                                                  Competitive Analysis (1) - Speed
                                                                                 NexComm                                 Zyxel                               Net to Net                            Corecess

                                                                                 NS4024G                               IES-1000                           SDM20000-24                                 6500

                                                    Data Forwarding H/W based                               S/W based                             S/W based (assumed)                    S/W based
                                                    Mechanism          Bridging only                            Lower throughput for the packet        Bridging only                     S/W based forwarding
                                                                           Supporting wire-speed              less than 512 bytes                      MPC8260 + HDLC controller             Routing and Bridging
                                                                         regardless of number of CPEs to                                             (assumed)
                                                                         be interfaced                      Very poor throughput for performing                                          Throughput is assumed to be lower
                                                                                                             many small packets such as VoIP/     Throughput mabe better than Zyxel,                 than Zyxel
                                                                        Greater throughput for performing                 MPEG4                    but still showing poor performance
                                                                       small packets such as compressed                                           for the data less than 64 byte which
                                                                                    VoIP data                                                         is the limit for software based
                                                                                                                                                                mechanism

                                                    L2 protocol over
                                                                           HDLC                                 ATM                                     HDLC                                 ATM
                                                    DSL                 No ATM overhead-9.4% greater            ATM overhead-payload              No ATM overhead-9.4% greater               ATM overhead-payload
                                                                       efficiency from saving 216Kbps in      efficiency is 9.4% lower than       efficiency fromsaving 216Kbps in         efficiency is 9.4% lower than
                                                                       case of 2.3Mbps transmission. For      HDLC                                case of 2.3Mbps transmission. For        HDLC
                                                                       VoIP it can distribute more than 6       Lower performance for QoS         VoIP it can distribute more than 6        Lower performance for QoS
                                                                          channels comparing to ATM                                               channels comparing to ATM
                                                                                (ADOCM: 216/32)                                                   (ADOCM: 216/32)
Next Generation Broadband Communication Systems
                                                  Competitive Analysis (2) - Intelligence
                                                                                          NexComm                                 Zyxel             Net to Net             Corecess
                                                                                           NS4024G                              IES-1000         SDM20000-24                  6500
                                                                   Non-IP based    Auto-configuration                    N/A (only IP based)   N/A (only IP based)   N/A (only IP based)
                                                                     Remote        Remote CPE Management:
                                                                   Management     HTTP over SNMP
                                                    INTELLIGENCE




                                                                                    H/W based                            S/W based             S/W based             S/W based
                                                                   QoS feature      Flexibility to distinguish traffic   N/A                   N/A                   N/A
                                                                                  characteristics of voice and video
                                                                                  data
                                                                                    Traffic Classifiers
                                                                                   (1) Fixed Priority of each port
                                                                                  (2) Priority field in VLAN TAG
                                                                                  (3) IP DS/TOS Field
                                                                                  (4) TCP/UDP Logical Port Number
                                                                                    Scheduling Rules
                                                                                   (1) Strict Priority
                                                                                  (2) Delay Bound
                                                                                  (3) Weighted Fair Queuing
                                                                                   Minimum Bandwidth
                                                                                    WRED
Next Generation Broadband Communication Systems
                                                  Product Offerings
                                                                                                         Business                Business DSL
                                                         DSLAMs                     MLDSL
                                                                                                         Gateways                Bridge Modem




                                                                            NR104G iMUX Bridge/ Router
                                                                               ( 9.2Mbps/ 8-Wire )
                                                                                                           NBG420 SHDSL
                                                   48-port Ethernet-based                                Business Gateway      NM220G SHDSL Modem
                                                      Modular DSLAM                                      ( 2.3Mbps/ 2-Wire )     ( 2.3Mbps/ 2-Wire )
                                                           NS3048                                                                        (

                                                                                  NBG440 SHDSL
                                                                                Business Gateway
                                                                                ( 4.6Mbps/ 4-Wire )


                                                      12/24-port SHDSL                                     NBG440 SHDSL         NM540 G.SHDSL.bis
                                                         Mini-DSLAM                                      Business Gateway              Modem
                                                          NS4024G              NM540 G.SHDSL.bis         ( 4.6Mbps/ 4-Wire )    ( 11.4Mbps/ 4-Wire )
                                                                                      Modem
                                                                               ( 11.4Mbps/ 4-Wire )

                                                                                 * Coming soon
Next Generation Broadband Communication Systems   product Road Map ( Short Term )
                                                                                                                         Q4 2004 ~
                                                                                                                         Q2 2005

                                                                                                   Q3 2004


                                                                             Q2 2004


                                                          Q1 2004



                                                                                                                    −Enhancement of
                                                                                                                     Multi Loop DSL
                                                                                             − Development of        product line
                                                                                               new features:
                                                                          − Release of         Spanning Tree        −Development of
                                                                            NS4024G, 24-       Protocol (STP), IP    G.bis product line
                                                                            port G.shdsl       Multicast
                                                                            DSLAM                                   −Development of
                                                    −Upgrade of NS3048,   − Release of                               EFM Copper,
                                                     48-port Ethernet       NBG400                                   (IEEE802.3ah)
                                                     based DSLAM            Series G.shdsl                           product line
                                                                            Business
                                                                            Gateway
                                                                            Series
Next Generation Broadband Communication Systems
                                                  Movement Towards International Standards
                                                                    EFMA    MEF




                                                       IEEE 802.3                 ITU-T




                                                                    ETSI   ANSI
Next Generation Broadband Communication Systems


                                                                           Never stop thinking




                                                  Your PARTNER for Broadband Success



                                                                      Thank you!

				
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posted:11/6/2011
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