Carrier Ethernet Access Overview

2,531 views

Published on

0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
2,531
On SlideShare
0
From Embeds
0
Number of Embeds
3
Actions
Shares
0
Downloads
254
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide
  • This slide is the intro to CES. The main message is that the T1/E1 stream passes through the MEN transparently and that the timing and signalling is also transmitted.
  • Carrier Ethernet Access Overview

    1. 1. Carrier Ethernet Access Extending Ethernet into the First Mile October 2008
    2. 2. Introduction: Extending Carrier Ethernet into the First Mile <ul><li>This presentation </li></ul><ul><ul><li>Describes how each access technology enables delivery of these and other Carrier Ethernet benefits to users connected to the world’s access networks </li></ul></ul><ul><li>A key benefit of Carrier Ethernet </li></ul><ul><ul><li>is its ability to provide consistent, cost-efficient, high-performance services delivered to users … </li></ul></ul><ul><ul><li>connected over the widest variety of access networks in any location </li></ul></ul>COAX Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 TDM Direct Fiber SONET/ SDH PON Fiber MSO/Cable network Carrier network Carrier Network
    3. 3. Carrier Ethernet Access <ul><li>Snapshot of a Growing Market </li></ul><ul><li>Standards Driving Market Adoption </li></ul><ul><li>Multi-Site Enterprise Application Example </li></ul><ul><ul><li>The enabling access technologies </li></ul></ul><ul><li>Wireless Backhaul Application Example </li></ul><ul><ul><li>The enabling Ethernet technologies </li></ul></ul><ul><li>Carrier Ethernet Benefits </li></ul><ul><ul><li>Available with any access media </li></ul></ul><ul><ul><li>Enhanced by ubiquitous service access </li></ul></ul>
    4. 4. Growing Revenue from Carrier Ethernet Yankee Group 2008
    5. 5. The Fiber Gap Remains a Growth Inhibitor 10.7% 15.3% 89.3% No Fiber 84.7% No Fiber 2007 U.S. Fiber Availability % of U.S. Commercial Buildings with 20+ employees 2007 European Fiber Availability % of European Commercial Buildings with 20+ employees Fiber Fiber U.S. Europe 85% of buildings don’t have fiber … and fiber deployment is not happening very fast
    6. 6. What’s Driving the Ethernet Migration? DIA, Private Lines, Dedicated IP VPN, Frame Relay are migrating to Ethernet <ul><li>Legacy Services Which Are Migrating to Ethernet </li></ul><ul><li>(Sub-10Mbps) </li></ul><ul><li>Frame Relay </li></ul><ul><li>Private Line </li></ul><ul><li>Dedicated Internet Access (DIA) </li></ul><ul><li>DSL </li></ul><ul><li>Greenfield/Other </li></ul><ul><li>Dedicated IP VPN Services </li></ul><ul><li>ATM </li></ul>Source: Vertical Systems Group 2008 Business Ethernet Service Market
    7. 7. IP Applications Drive Ethernet Demand <ul><li>Ethernet Service Applications </li></ul><ul><li>Hosted Centrex Service </li></ul><ul><li>IP PBX / Digital Phone </li></ul><ul><li>Distance Learning / Corporate Training </li></ul><ul><li>Medical Imagining </li></ul><ul><li>Secure file transfer </li></ul><ul><li>Offsite Storage </li></ul><ul><li>Transparent LAN Services </li></ul><ul><li>Data Center Interconnection </li></ul>
    8. 8. Standards Driving Industry Adoption
    9. 9. MEF has Standardized the Basic Services <ul><li>E-Line Service – used to create </li></ul><ul><li>Ethernet Private Lines (EPL) </li></ul><ul><li>Virtual Private Lines </li></ul><ul><li>Ethernet Internet Access </li></ul>UNI Multi-point to Multi-point EVC UNI UNI UNI Point-to-Point EVC UNI <ul><li>E-LAN Service – used to create </li></ul><ul><li>Multipoint L2 VPNs </li></ul><ul><li>Transparent LAN Service </li></ul><ul><li>Multicast networks </li></ul><ul><li>E-Tree Service – used to create </li></ul><ul><li>Rooted multi-point L2 VPNs </li></ul><ul><li>Broadcast networks </li></ul><ul><li>Telemetry networks </li></ul>Rooted Multipoint EVC UNI UNI UNI Government, Campus Connectivity Healthcare, Ethernet Private Line (EPL) Dedicated Internet Access (DIA)
    10. 10. MEF Standards for TDM Over Ethernet Circuit Emulation Services over Ethernet (CESoETH) <ul><li>Primary applications </li></ul><ul><li>Mobile backhaul </li></ul><ul><li>Business services delivery </li></ul><ul><li>PBX Interconnect </li></ul>MEF 18 Abstract Test Suite for Circuit Emulation Services over Ethernet MEF 3 Circuit Emulation Service Definitions, Framework and Requirements in Metro Ethernet Networks MEF 8 Implementation Agreement for the Emulation of PDH Circuits over Metro Ethernet Networks TDM Circuits (e.g. T1/E1 Lines) Carrier Ethernet Network TDM Circuits (e.g. T1/E1 Lines) Circuit Emulated TDM Traffic <ul><li>MEF 3 </li></ul><ul><ul><li>Requirements for TDM transport over Ethernet Access </li></ul></ul><ul><li>MEF 8 </li></ul><ul><ul><li>Delivery of TDM (T1/E1, DS3/E3) transport over Ethernet Access </li></ul></ul><ul><li>MEF 18 </li></ul><ul><ul><li>Tests for compliance of CESoETH system </li></ul></ul><ul><ul><li>334 tests for T1/E1 and DS3/E3 including tests of clock recovery </li></ul></ul>
    11. 11. What is Circuit Emulation Over Ethernet? <ul><li>Industry’s first formal definition of CES standards over Ethernet </li></ul><ul><li>CESoETH “tunnels” TDM traffic through a Carrier Ethernet network </li></ul><ul><ul><li>Packet network “emulates” a circuit-switched network, re-creating the TDM circuit </li></ul></ul><ul><ul><li>Invisible to TDM source and destination equipment </li></ul></ul><ul><ul><li>Runs on a standard Ethernet Line Service (E-Line) </li></ul></ul><ul><li>Treats the CEN as a “virtual wire” between two TDM networks </li></ul>PSTN Customer Premises CESoETH Ethernet UNI Ethernet UNI Ethernet E-Line Service Ethernet T1/DS3 T1 CES IWF TDM subscriber demarcation TDM Network Interface Service Provider Network CESoETH can be delivered over any Ethernet access technology! Carrier Ethernet Network CES IWF
    12. 12. Managing the Carrier Ethernet with OAM <ul><li>Developed to provide fault management and performance monitoring tools for network links and end-to-end EVCs </li></ul>IEEE 802.3ah Link OAM Link OAM Service OAM (UNI to UNI) IEEE 802.1ag, MEF & ITU Y.1731 Carrier Ethernet Network Ethernet Virtual Connection (EVC)
    13. 13. Manage the Ethernet-based Physical Link <ul><li>IEEE 802.3ah Link OAM </li></ul><ul><li>Provides OAM functions for network segments (access links and individual circuits) </li></ul><ul><li>Monitors individual links, not end-to-end EVC </li></ul><ul><li>Provides Link Fault Detection, Monitoring and Loopback </li></ul><ul><ul><li>Identify of link Faults and signal dying gasp to link-partner </li></ul></ul><ul><ul><li>Detect and notify link performance degradation or failure during run-time (compared to pre-set thresholds) </li></ul></ul><ul><ul><li>Initiate loopback for testing during installation or trouble-shooting </li></ul></ul><ul><li>Organizational Specific Extensions </li></ul><ul><ul><li>Vendors can use 802.3ah extensions to provide capabilities such as management channels, ports provisioning (VLANs, QoS, rate-limiting, etc.) and fault notifications </li></ul></ul>
    14. 14. Manage the Ethernet Service End-to-End <ul><li>Fault Management and Performance Monitoring End-to-End (UNI-to-UNI) </li></ul><ul><li>IEEE 802.1ag - “Connectivity Fault Management (CFM)” across EVC </li></ul><ul><ul><li>Continuity Check (CC) </li></ul></ul><ul><ul><li>Loopback </li></ul></ul><ul><ul><li>Linktrace </li></ul></ul><ul><ul><li>Also provides the ability to monitor at specific service levels (including customer, service provider, operator, section) and support for maintenance domains. </li></ul></ul><ul><li>ITU-T Y.1731 – “OAM Functions & Mechanisms for Ethernet networks” </li></ul><ul><ul><li>Provides all of the 802.1ag functionality with additional performance monitoring capabilities including: </li></ul></ul><ul><ul><ul><li>Frame Loss, Delay and Delay Variation Measurements </li></ul></ul></ul><ul><ul><ul><li>Automatic Protection Switching </li></ul></ul></ul>
    15. 15. <ul><li>MEF 9: Test suite at the UNI </li></ul><ul><ul><li>VLAN switching models on the E-WAN </li></ul></ul><ul><li>MEF 14 : QOS traffic management </li></ul><ul><ul><li>Guarantees the application performance </li></ul></ul><ul><li>MEF 18: Circuit emulation services over Ethernet networks </li></ul><ul><ul><li>TDM circuits (T1/E1, DS3/E3) transported over Carrier Ethernet </li></ul></ul>MEF Certification MEF certified services ensure application delivery across geography and disparate access networks TM
    16. 16. Multi-Site Enterprise Access Case Study
    17. 17. Ethernet Access for a Multi-site Enterprise Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) COAX Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Direct Fiber SONET/ SDH PON Fiber Ethernet Ethernet Ethernet MSO/ Cable Carrier 1
    18. 18. Ethernet Over Active Fiber COAX Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet SONET/ SDH PON Fiber Ethernet Ethernet Ethernet Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) MSO/ Cable Ethernet Direct Fiber Carrier 1
    19. 19. Ethernet Access over Active Fiber NID Demarcation <ul><li>Longest Distance </li></ul><ul><ul><li>Distance up to 140 Km with no bandwidth loss </li></ul></ul><ul><li>Highest Bandwidth Capacity </li></ul><ul><ul><li>Bandwidth Capacity of 100Mbps, 1 Gigabit, 10 Gigabit, 40 Gigabit, and more. </li></ul></ul><ul><ul><li>WDM enables multiple data streams per fiber link </li></ul></ul><ul><li>Security </li></ul><ul><ul><li>Physically secure medium with no EMF emission; nearly impossible to tap lines </li></ul></ul><ul><li>Scalability </li></ul><ul><ul><li>EVC / E-Line / E-LAN using Q-in-Q VLAN </li></ul></ul><ul><ul><li>High capacity enables rate limiting tiered services </li></ul></ul><ul><li>Reliability </li></ul><ul><ul><li>- Protection with redundant links & resilient rings </li></ul></ul><ul><ul><li>- OAM performance monitoring & fault notification </li></ul></ul><ul><li>Secure Service Management </li></ul><ul><ul><li>802.3ah OAM IP-less management & provisioning </li></ul></ul><ul><ul><li>NIDs provide securely managed demarcation </li></ul></ul>Central Office Media Conversion Multi-Customer NID Demarcation
    20. 20. Ethernet Over WDM Fiber COAX Direct Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Direct Fiber SONET/ SDH PON Fiber Ethernet Ethernet Ethernet Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) WDM Fiber Ethernet MSO/ Cable Carrier 1
    21. 21. Ethernet Access over WDM Active Fiber <ul><li>Future Proof </li></ul><ul><ul><li>Wavelength division multiplexing (WDM) enables multiple data streams (wavelengths) per fiber link </li></ul></ul><ul><ul><li>CWDM supports up to 18 wavelengths per fiber access link, more with WDM </li></ul></ul><ul><ul><li>Add/Drop multiplexers provide new access points by splicing into the WDM fiber link </li></ul></ul><ul><li>Cost Effective </li></ul><ul><ul><li>Increase fiber access capacity and minimize installation of new fiber links </li></ul></ul><ul><ul><li>Small form pluggable transceivers, multiplexers and media converters enable WDM wavelengths with existing infrastructure equipment </li></ul></ul><ul><li>Scalability </li></ul><ul><ul><li>Quickly implement new fiber access with off-the-shelf hardware </li></ul></ul><ul><ul><li>Wavelengths can deliver different network protocols to mix Ethernet and TDM services over one fiber link </li></ul></ul>Central Office Media and Wavelength Conversion Direct Fiber Add/Drop Multiplexer Multiplexer P2P WDM Fiber Access WDM over SONET Ring Add/Drop Multiplexer Direct Fiber NID
    22. 22. Ethernet over COAX (HFC) Direct Fiber Ethernet Ethernet Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet SONET/ SDH PON Fiber Ethernet Ethernet Ethernet COAX Ethernet Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) Carrier 1 MSO/ Cable
    23. 23. Ethernet over COAX <ul><li>Cable uses a Hybrid Fiber Coax (HFC) network </li></ul><ul><ul><li>Network extends fiber to a node </li></ul></ul><ul><ul><li>Coax is used for lower bandwidth sites while fiber is still used for large bandwidth sites </li></ul></ul><ul><ul><li>Coax-fed and fiber-fed sites are integrated into a single network </li></ul></ul><ul><li>Cost effective alternative to Fiber </li></ul><ul><ul><li>Up to 10 meg with DOCSIS 3.0 implementation - scalable in 1 meg increments </li></ul></ul><ul><li>Typical Customer is R egional Business, Multi-site, Internet-heavy </li></ul><ul><li>Alternative to Legacy Technologies ATM, Frame Relay, T1 </li></ul><ul><li>Typical Applications </li></ul><ul><ul><li>Branch office interconnectivity </li></ul></ul><ul><ul><li>Dedicated Internet access </li></ul></ul><ul><ul><li>Disaster recovery / business continuity </li></ul></ul><ul><ul><li>Distance learning </li></ul></ul><ul><ul><li>PACS images </li></ul></ul><ul><ul><li>Automatic teller machine (ATM) </li></ul></ul><ul><ul><li>Security cameras </li></ul></ul><ul><ul><li>Point of sale (POS) </li></ul></ul><ul><ul><li>Teleworker / remote employees </li></ul></ul>Carrier Ethernet Network 100/1000 BaseT Ethernet Edge Aggregator Fiber Coax 10/100 BaseT Fiber Node
    24. 24. Ethernet Over Bonded Copper Direct Fiber COAX Direct Fiber WDM Fiber DS3/E3 Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet SONET/ SDH PON Fiber Ethernet Ethernet Ethernet Bonded Copper Ethernet Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) MSO/ Cable Carrier 1
    25. 25. Ethernet over Bonded Copper <ul><li>Copper Pairs are Bonded to Create a Single Ethernet Pipe </li></ul><ul><ul><li>Utilizes EFM (2BaseTL, IEE802.3ah) Copper Bonding Standard </li></ul></ul><ul><li>Leverages Existing Copper to Fill Fiber Gap </li></ul><ul><ul><li>Only 15% of US and 11% of European businesses have access to fiber </li></ul></ul><ul><ul><li>Nearly 100% of businesses have enough copper pairs to get up to 100 Mbps </li></ul></ul><ul><li>Fast Service Turn Up, Fast Pay Back </li></ul><ul><ul><li>Deploys in days or weeks </li></ul></ul><ul><ul><li>Requires minimal CapEx </li></ul></ul><ul><ul><li>Payback is 3-6 months </li></ul></ul><ul><li>High Bandwidth and Reliability </li></ul><ul><ul><li>Up to 10x more bandwidth than legacy copper solutions </li></ul></ul><ul><ul><li>Pair failover capability ensures fiber service level agreements are met or exceeded </li></ul></ul><ul><li>Enables Ubiquitous Service Offerings </li></ul><ul><ul><li>Provides services out to reaches that cover majority of providers’ serving area </li></ul></ul>Carrier Ethernet Network Ethernet Over Bonded Copper Pt-to-Multipoint Ethernet over Copper Shelf Ethernet Over Bonded Copper
    26. 26. COAX Direct Fiber WDM Fiber Bonded Copper Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Direct Fiber SONET/ SDH PON Fiber Ethernet Ethernet Ethernet Ethernet Network to Network Interface (NNI) DS3/E3 Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet User to Network Interface (UNI) Ethernet over PDH (T1/E1, DS3/E3) MSO/ Cable Carrier 1
    27. 27. Ethernet over PDH (T1/E1, DS3/E3) <ul><li>Ubiquitous Access </li></ul><ul><ul><li>T1 and E1 circuits are universally available </li></ul></ul><ul><ul><li>No distance limitations </li></ul></ul><ul><ul><li>Use where fiber is not available or required </li></ul></ul><ul><li>Rapid service turn-up </li></ul><ul><ul><li>Leverages existing infrastructure </li></ul></ul><ul><ul><li>Well understood provisioning and billing for off-net applications </li></ul></ul><ul><li>Flexible and resilient bonding </li></ul><ul><ul><li>Service stays up even if one link breaks </li></ul></ul><ul><ul><li>Add and delete links hitlessly </li></ul></ul>Carrier Ethernet Network 10/100BaseT Ethernet Edge Aggregator EoNxT1 EDD Nx T1/E1 DS3/E3 Available Service Bandwidth Standard Encapsulation Technologies Standard Circuit Bonding Technologies Ethernet over T1/E1 1.5 Mbps up to 16 Mbps (with bonding) PPP, GFP, HDLC, G.998.2 MLPPP, PDH VCAT G.998.2 Ethernet over DS3/E3 34 Mbps up to 130 Mbps (with bonding) X.86, GFP, G.998.2 PDH VCAT, G992.2, LAG
    28. 28. Ethernet Over Passive Optical Network COAX Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Direct Fiber SONET/ SDH Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) PON Fiber Ethernet Ethernet Ethernet MSO/ Cable Carrier 1
    29. 29. Ethernet Access over PON (Passive Fiber) <ul><li>PON Simplifies Business Park Coverage </li></ul><ul><ul><li>1 Fiber strand is split at business parks </li></ul></ul><ul><ul><li>Splitters: pole mounted or on cables </li></ul></ul><ul><ul><li>Passive splitter serves 64 ONTs </li></ul></ul><ul><ul><li>ONT can be mounted outside </li></ul></ul><ul><ul><li>PON prevents fiber exhaust </li></ul></ul><ul><ul><li>Quick new customer adds </li></ul></ul><ul><li>OPEX Savings & Lowest first cost </li></ul><ul><ul><li>Remote ONT activation </li></ul></ul><ul><ul><li>Each ONT serves 4 UNI drops </li></ul></ul><ul><ul><li>Minimal outside plant maintenance </li></ul></ul><ul><ul><li>No power or permits needed </li></ul></ul><ul><ul><li>Affordable “Managed UNI” demark </li></ul></ul><ul><li>Embedded Service Layering </li></ul><ul><ul><li>E-LANs (MEF9) </li></ul></ul><ul><ul><li>T1 & E1 backhaul ports </li></ul></ul><ul><ul><li>IP-POTS ports </li></ul></ul>Central Office Single Fiber Strand Ethernet Metro Core Passive Splitter 1:32 Ethernet Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) Outdoor 1:64 Passive Fiber Splitter Optical Network Terminal (CPE) UNI Optical Line Terminal ONT ONT ONT OLT ONT
    30. 30. Ethernet over SONET/SDH COAX Direct Fiber WDM Fiber DS3/E3 Bonded Copper Bonded T1/E1 Carrier 2 TDM Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Direct Fiber Ethernet User to Network Interface (UNI) Ethernet Network to Network Interface (NNI) Ethernet SONET/ SDH MSO/ Cable Carrier 1
    31. 31. Ethernet over SONET/SDH <ul><li>Rapid service turn-up </li></ul><ul><ul><li>Leverages existing equipment and fiber plant </li></ul></ul><ul><ul><li>Ubiquitous availability world wide </li></ul></ul><ul><ul><li>Well understood provisioning and billing for off-net applications </li></ul></ul><ul><ul><li>Ethernet enable on-net buildings </li></ul></ul><ul><li>Highly resilient and secure service </li></ul><ul><ul><li>Sub-50ms resiliency </li></ul></ul><ul><ul><li>Secure multi-tenant services </li></ul></ul><ul><ul><li>Legacy TDM circuits supported natively </li></ul></ul><ul><li>Flexible bandwidth options </li></ul><ul><ul><li>OC-3/STM1 up to OC-192/STM64 physical </li></ul></ul><ul><ul><li>Sub-rate and Nx OC/STM are available with VCAT bonding </li></ul></ul>Carrier Ethernet Network OC/STM OC/STM Add/Drop Multiplexer Add/Drop Multiplexer EoS Box Multi-tenant EoS Box Available Service Bandwidth Standard Encapsulation Technologies Standard Circuit Bonding Technologies Ethernet over SONET/SDH 155 Mbps up to 1 Gbps (with bonding) X.86, GFP VCAT, LAG
    32. 32. Mobile Backhaul Case Study
    33. 33. Multi Physical Transport Mobile Backhaul Example Direct Fiber Microwave Ethernet over Bonded PDH (E1/DS1) Bonded Copper BTS/NodeB BTS/NodeB BTS/NodeB BTS/NodeB N x GigE Wireless CO (RNC/BSC) Carrier ONT BTS/NodeB Splitter PON Fiber User to Network Interface (UNI) Network to Network Interface (NNI) MBH Generic Interworking Function (GIWF) - Ex: MEF3/8 Carrier
    34. 34. Ethernet / TDM Services at the RAN <ul><li>Backhaul is migrating from legacy TDM/ATM to Ethernet </li></ul><ul><ul><li>The introductions of all IP technologies like EVDO, WCDMA R.5, LTE, and WiMAX require IP backhaul in addition to the legacy TDM/ATM. </li></ul></ul><ul><li>Ethernet is the right choice for growing data services </li></ul><ul><ul><li>The introductions of All-IP technologies like EVDO, WCDMA R.5, LTE, and WiMAX require IP backhaul in addition to the legacy TDM/ATM. </li></ul></ul><ul><li>Multiple access technologies are available </li></ul><ul><ul><li>A Carrier Ethernet RAN (Radio Access Network) can be achieved using a combination of different physical transport technologies based on availability. Examples: Fiber, Copper Bonding, Circuit Bonding, and Microwaves. </li></ul></ul><ul><li>All RAN traffic can be supported on single Carrier Ethernet connection </li></ul><ul><ul><li>The MBH Generic Interworking Function (GIWF) enables the backhaul of any combination of 2G, 2.5G, 3G, Evolved-3G and 4G voice and data traffic over a single Carrier Ethernet RAN. </li></ul></ul><ul><ul><li>The MBH GIWF allows a combination of Ethernet, MEF 3/8 based CESoPSN/SAToP, and IETF based ATM/Frame Relay/HDLC PWE3 over a single pipe. </li></ul></ul>
    35. 35. Multiple Generations of Mobile Backhaul 2G 3G 4G T1/E1 T1/E1 (TDM and ATM) Ethernet (EVDO/HSPA/3G Rel.5) Ethernet Gateway RNC BSC N x GigE OC3/STM-1 ATM (Iub) CH OC3/STM-1 or E1/T1 (Abis) Access Device Ethernet User to Network Interface (UNI) MBH Generic Interworking Function (GIWF) – Ex: MEF 3/8 BTS NodeB eNodeB (LTE) BS (WiMAX) Eth Carrier Ethernet
    36. 36. Service Convergence for Multiple Generations Wireless Generation Cell Site Interface RNC/BSC Interface Supported Service GSM, CDMA TDM: T1/E1, DS3/E3, OC3/STM-1 TDM: T1/E1, DS3/E3, OC3/STM-1 MEF 3/8 (Emulation of PDH Circuits over Metro Ethernet Networks) based CESoPSN/SAToP WCDMA based UMTS R.99/4, HSDPA, ATM & ATM IMA: T1/E1, DS3/E3, OC3/STM-1 ATM: T1/E1, DS3/E3, OC3/STM-1 MEF 3/8 based CESoPSN/SAToP IETF based ATM PWE3 (RFC4717) CDMA2000: 1xRTT, 1xEVDO HDLC: T1/E1, DS3/E3 HDLC: T1/E1, DS3/E3, OC3/STM-1 MEF 3/8 based CESoPSN/SAToP IETF based HDLC PWE3 (RFC 4618) iDEN FR: T1/E1, DS3/E3 FR: T1/E1, DS3/E3, OC3/STM-1 MEF 3/8 based CESoPSN/SAToP IETF based FR PWE3 (RFC 4619) WCDMA/UMTS R.5, EVDO, WiMAX, LTE Ethernet: Fast Ethernet Ethernet: GigE Ethernet Services May based on IETF based Ethernet PWE3 (RFC 4448)
    37. 37. Next-Gen RAN Transport Network <ul><li>Carrier Ethernet can be supported over different physical transports </li></ul><ul><li>Carrier Ethernet supports backhaul of all mobile generations over a single pipe </li></ul><ul><li>Carrier Ethernet enables high, scalable, and flexible bandwidth at lower cost </li></ul><ul><li>Five-Nines availability, redundancy , and OA&M supported using Carrier Ethernet </li></ul><ul><li>Carrier Ethernet positions the RAN for WCDMA, LTE, and WiMAX backhaul </li></ul>BTS BSC Eth Eth TDM E1/T1 IP ETH eNodeB (3GPP R5/ LTE) BS (WiMax) Access Device Gateway G.823/824 Compliant Clock ATM RNC R99/4 IP RNC LTE AGW ATM/IMA NodeB Carrier Ethernet
    38. 38. Benefits of Carrier Ethernet
    39. 39. Carrier Ethernet Benefits <ul><li>Scalability </li></ul><ul><ul><li>Spans Ethernet, SONET/SDH, WDM, Cable, DSL, wireless infrastructures, etc. </li></ul></ul><ul><ul><li>Scales for future bandwidth needs, geographic, applications company expansion </li></ul></ul><ul><li>Predictability, Risk Reduction, Certification </li></ul><ul><ul><li>MEF 14 provides first performance certification in Communications Industry </li></ul></ul><ul><ul><li>Allows a common world-wide service profile independent of local providers </li></ul></ul><ul><li>Control </li></ul><ul><ul><li>Simplified, “Enterprise Style” management puts users in control </li></ul></ul><ul><ul><li>Dynamic, granular, bandwidth-on-demand avoids over-specifying network </li></ul></ul>
    40. 40. Carrier Ethernet Benefits cont… <ul><li>Performance </li></ul><ul><ul><li>Performance benefits of Layer 2 transport with simplified architecture </li></ul></ul><ul><ul><li>User-driven quality of service allows users to control converged network performance vs. relative application value </li></ul></ul><ul><ul><li>Highest bandwidth speeds available </li></ul></ul><ul><ul><li>Low latency </li></ul></ul><ul><li>Reliability </li></ul><ul><ul><li>Key carrier Ethernet attribute </li></ul></ul><ul><ul><li>Redundant equipment architectures and fast re-routing algorithms </li></ul></ul><ul><li>Data Center & Server Consolidation </li></ul><ul><ul><li>Creates virtual transparent LAN environment reducing risk and cost with highest bandwidth available </li></ul></ul><ul><ul><li>High bandwidth, low latency enables more cost effective use of resources </li></ul></ul><ul><li>Simplicity </li></ul><ul><ul><li>Simplifying protocols creates “one-hop” network more suitable to time sensitive protocols </li></ul></ul><ul><ul><li>Allows LAN style management for the WAN </li></ul></ul>
    41. 41. Ubiquitous Availability Ubiquity Carrier Ethernet is now supported by more than 50 service providers and 100 equipment manufacturers with 40% annual growth
    42. 42. More at www.MetroEthernetForum.org/presentations.htm

    ×