COMBO TID · 2014-03-18 · Wireless technologies SotA ♦ Wi-Fi introduction • IEEE...

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COMBO TID

D2.2 Roadmaps for independent fixed and mobile network evolution

January 30th, 2014

1


Content

1.  Introduction & scope 2.  State of the art ♦ Fixed networks ♦ Mobile networks

3.  Evolution trends ♦ Fixed networks ♦ Mobile networks

4.  Final summary

D2.2 Webinar – Jan 30th, 2014 2


Section 1

D2.2 Introduction

3 D2.2 Webinar – Jan 30th, 2014


Introduction

■ A quick review of WP2: ♦  WP2 Framework Definition, Architecture and Evolution ♦  Technical content:

•  Provides the initial project framework for FMC networks •  Definition of the reference architecture and initial FMC network use

cases •  SotA and future evolution of Fixed and Mobile networks •  Study and model FMC traffic scenarios •  Provides the requirements for future FMC networks •  Identify the Key Performance Indicators for future assessment

♦  Time plan: T0-T35, although most of the work has been done in Y1



Introduction

■ WP2 tasks:


•  Defini-on of the reference framework •  Iden-fica-on of network use cases

Task 2.1 Reference framework

M1-‐9 DTAG 24PM

•  State of the art •  Fixed and mobile network evolu-on

Task 2.2 Fixed and mobile network

evolu7on M1-‐8 TID 24PM

•  Analysis of current traffic demands and evolu-on •  Traffic models for FMC network scenarios

Task 2.3 FMC traffic modelling

M1-‐M11 AITIA 25PM

•  Iden-fica-on of requirements and KPI for FMC networks

Task 2.4 Requirements M4-‐M35 TID 25 PM


Introduction

■ Overview of Task 2.2: ♦ Partners: DTAG, TID, FT, ALU-I, EAB, ADVA-

UK, ADVA-DE, POLIMI, CTTC, ULUND ♦ Scope: F&M access and aggregation

networks •  State of the art •  Network evolution path and roadmaps

♦ M8: D2.2 delivery



Introduction

■ Main subtasks included in Task 2.2: 1.  State of the art

•  Fixed networks •  Mobile networks

2.  Fixed network evolution trends •  Future evolution paths up to 2020 •  Including a qualitative assessment (performance, special

requirements, maturity, pros & cons of each solution, etc.)

3.  Mobile network evolution trends •  Similar to fixed evolution

4.  Fixed and mobile network roadmaps



Introduction

■  D2.2 submitted September 13th ♦  SotA of fixed networks ♦  SotA of mobile networks ♦  Fixed evolution trends ♦  Mobile evolution trends ♦  Roadmaps for fixed and mobile

■  Available on EMDesk ♦  B_ProjectReporting/Deliverables

■  Available online ♦  http://www.ict-combo.eu/



Introduction


■ D2.2 in relation to the first project year

M4-‐6 Reference framework

T2.1

M11 Converged Traffic

modeling T2.3

M12 Requirements and KPI T2.4 M7

Requirements and KPI T2.4

M9 Use cases

T2.1

Internal feedback

Milestone 11 Deliverable D2.1 Milestone 12 Deliverable D2.4

Deliverable D2.3

M7 Network Evolu-on

T2.2 M8 Roadmap

T2.2

Deliverable D2.2

Includes: •  Roadmap •  Conclusions

Includes: •  State of the art Includes:

• Fixed and mobile evolu-on trends


Section 2

Fixed Network State of the Art



Fixed SotA

■  Fixed State of the art: ♦  Includes the current state of the art of fixed networks,

considering both •  wireline (from the most traditional copper-based to new fibre-

based networks) •  and wireless technologies and architectures (such as Wi-Fi

and microwave)

♦  Additionally the state of the art of the aggregation network is included in this section



Fixed SotA

■  Copper SotA ♦  Current DSL technologies

•  From ISDN (1988) and ADSL (1999) •  up to VDSL2 (2006)

♦  Other techniques used with DSL •  Bonding: to use simultaneously multiple DSL pairs to improve

total throughput •  Vectoring: to mitigate the crosstalk interferences in multipair

copper cables (oriented to VDSL2)



Fixed SotA

■  Fibre SotA ♦  Introduction to FTTx

•  Fibre to the Home/Building/Curb-Cabinet/Node/etc. ♦  Types of P2P and PtMP networks ♦  Active and Passive optical networks ♦  PON technologies

•  From BPON to GPON and EPON •  New 10G-GPON and 10G-EPON •  WDM-PON



Fixed SotA

■ Wireless technologies SotA ♦  Wi-Fi introduction

•  IEEE 802.11a,b,g,n ♦  Last Wi-Fi standards

•  IEEE 802.11af, ac, ad

♦  Wi-Fi security •  WEP, WPA, WPA2

♦  Wi-Fi as an access network technology

•  Public Wi-Fi •  Hotspots



Fixed SotA

■ Wireless technologies SotA ♦  Microwave (300 MHz – 300 GHz)

•  One typical application area is mobile backhauling

•  Past system evolution –  From 36 Mb/s in 2000 to 400 Mb/s in a single carrier nowadays

•  Current characteristics and possibilities, such as, –  Adaptive modulation to maximize throughput under non optimal

channel conditions –  Millimetre-wave transmission (60 GHz and above)

»  Using a wide 1 GHz channel bandwidth with 4-QAM modulation would support several Gb/s throughput

–  Line-of-sight MIMO –  Non Line-of-sight transmissions with highly directive antennas

»  Some experimental results demonstrated a throughput of 400Mb/s full duplex



Fixed SotA

■  Aggregation network SotA ♦  Current SONET/SDH transport in current networks

•  As the legacy TDM network and last improvements ♦  Carrier grade Ethernet services

•  Such as virtual LAN, Q-in-Q, MAC-in-MAC, traffic engineering

♦  Ethernet over MPLS and the different flavors of MPLS •  MPLS, MPLS-TP, seamless MPLS

♦  Wavelength switched optical networks (WSON) •  Main elements, WDM technologies and characteristics



Section 3

Mobile Network State of the Art



Mobile SotA

■  Mobile State of the art: ♦  Covers the current state of the art of mobile networks, including

•  2G or second generation of mobile systems –  GSM in Europe –  Main characteristics, services (e.g. SMS), frequencies, channelization, GSM elements, etc. –  GPRS as the major evolution in 2G and new network elements, etc. –  EDGE as the lasted evolution of GSM to improve data transmission speeds

•  3G –  UMTS in Europe and Japan, developed by the 3GPP organization –  Main characteristics, services, frequencies, channelization, network elements, etc.

–  3GPP releases



Mobile SotA

■ Mobile State of the art: ♦  Covers the current state of the art of mobile networks,

including •  Long Term Evolution (LTE) systems (3GPP Release 8/2008)

–  Main characteristics (e.g. peak data rates 100 Mb/s DL 50Mb/s UL with 20 MHz), services, frequencies, channelization, network elements, etc.

–  Includes a general overview of the Evolved Packed System

•  Current alternatives to provide connectivity to base stations –  Introduction to the main demarcation points: CSG and MASG –  Different media to transport mobile traffic: microwave, copper, fibre –  Legacy solutions using ATM and new alternatives based on Ethernet/

IP/MPLS



Section 4

Fixed Network Evolution



Fixed Evolution

■  Fixed Evolution: ♦  Includes the future evolution and trends for:

1.  Wireline and wireless technologies and access architectures such as long-reach PON or FTTdp

2.  Aggregation network evolution, covering future integrated networks and control plane trends

3.  A common roadmap for fixed networks up to 2020 is established

♦  Main drivers for the evolution have been analysed •  Resource, cost and energy efficiency, scalability, reliability,

reduced delay and a longer reach among others



Fixed Evolution

■  Cooper Evolution: ♦  After VDSL2 and vectoring w/ or w/o bonding:

•  Includes future technologies that are currently developing, motivation, main characteristics, benefits, limitations, etc.

•  G.fast –  will provide ultra-high-speed copper access over the last drop (20 - 250

m) reusing the twisted pair copper lines

•  Phantoming –  Multipair transmission with enhanced data rate using virtual modes.



Fixed Evolution

■  Fibre Evolution: ♦  Future PON solutions:

•  NG-PON2 –  ITU-T Recommendation series G.989. GPON evolution to 40Gb/s

(TWDM-PON) with optional wavelengths to create virtual PtP channels –  It includes the migration issues and how NG-PON2 could be used in

small cell scenarios

•  WDM-PON evolution –  Towards low-cost and high-performance tunable systems and Coherent

Ultra-Dense WDM-PON.

•  OFDM-PON and OCDM-PON –  Main characteristics, latest state of the art, benefits and current

limitations



Fixed Evolution

■  Wireless Evolution: ♦  Wi-Fi evolution:

•  Radio evolution and enhancements –  IEEE 802.11ad standard at 60 GHz band

•  Network architecture evolution –  Trusted WLAN Access Gateway (TWAN), HotSpot 2.0, and Network assisted

access selection for mobile devices (ANDSF)

♦  Microwave evolution •  New frequency bands

–  60 GHz –  70/80 GHz –  95 GHz



Fixed Evolution

■  Access architectures Evolution: ♦  Long reach PON

•  Benefits, main challenges and comparison of the main LR PON solutions

♦  Fibre to the distribution point •  Proposes to provide 1 Gb/s to end users re-using the copper

last drop within a reach between 20 and 200 m.

♦  Wireless to replace fixed broadband •  Similar to FTTdp but replacing the last drop by wireless links •  General architecture, main scenarios and wireless options.



Fixed Evolution

■  Aggregation network Evolution: ♦  Integrated metro-aggregation network

•  One trend is to create a unique multi-service aggregation network and reduce the number of specific backhaul networks

•  Current needs: QoS, SLA, flexibility, reduced cost, etc. •  Technologies: MPLS-TP, Carrier Ethernet, WDM, OTN, etc. •  Key blocks are also described w/ and w/o electronic conversion

between the access and the aggregation networks

♦  Control plane solutions •  GMPLS in the environment of aggregation networks •  SDN as a new concept of programmable network elements



Fixed Evolution

■  Roadmap



Section 5

Mobile Network Evolution



Mobile Evolution

■ Mobile Evolution: ♦  Includes the future evolution and trends, such as:

1.  Future trends for increased capacity in mobile networks (such as LTE-Advanced and others)

2.  Infrastructure evolution and enablers (like mobile backhaul and fronthaul, Cloud RAN, traffic offloading, etc.)

3.  Network management evolution (with self-organizing networks for example)

4.  It also establishes the roadmap for mobile networks up to 2020



Mobile Evolution

■  Mobile Evolution: ♦  Drivers for mobile evolution

•  Including increasing traffic needs, connected terminals, new online services

♦  LTE-advanced and CoMP •  LTE-advanced as the future mobile standard up to 2020 with

new features, such as, carrier aggregation, base station cooperation (CoMP) and new MIMO technologies (1 Gb/s DL and 500 Mb/s UL). 3GPP R10/11

♦  Heterogeneous networks •  Radio access networks with multiple different access

technologies and different sizes of base stations •  Interoperability between frequency bands, between

technologies, types of BS



Mobile Evolution

■  Mobile Evolution: ♦  Mobile backhaul and fronthaul evolution

•  Needs: more capacity, flexibility and scalability •  Main trends BH: end-to-end IP network with L2 & L3 VPN

transport and MPLS. •  Main trends FH: centralization of base band processing (CPRI,

OBSAI, etc.) ♦  Synchronization

•  Includes the different types of Synchronization (freq., phase & time), their requirements and new evolution topics for CoMP, new synchronization architectures, SaaS, etc.

♦  Cloud RAN •  From the simple centralization of BBU in CO to the massive co-

operative centralization of BBU in data centres. Main architectures, benefits and requirements are analyzed



Mobile Evolution

■ Mobile Evolution: ♦  Traffic offloading

•  As the trend to save mobile network resources, using the fixed network to carry mobile traffic in specific locations

•  Includes the benefits and drawbacks of different Wi-Fi offloading techniques

♦  Self organizing networks (SON) •  As the new techniques to enable the automation of

operational tasks



Mobile Evolution

■  Roadmap



Section 6

Final summary



Final summary

■ D2.2 covers the main technologies and architectures ♦ From today up to 2020 ♦ From legacy to future systems ♦ Provides the independent network roadmaps



Final summary

■ D2.2 feeds other WPs: ♦ The analysis of different FMC architectures

and solutions in WP3 ♦ The network performance monitoring

management in WP4 ♦ The techno-economic assessment in WP5 ♦ The laboratory and experimental activities in

WP6



Questions and answers

For further details please contact to: Jose Torrijos Gijon ([email protected])


COMBO TID · 2014-03-18 · Wireless technologies SotA ♦ Wi-Fi introduction • IEEE...

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