Asymmetric Digital Subscriber Line Tutorial Slide Show.

Slides:

Advertisements

Similar presentations

High Speed Digital Access

Advertisements

Presented by: Eng. Karam Al-sofy

The Physical Layer "You can never be too rich, too thin, or have too much bandwidth" Our goals: understand characteristics of various transmission media.

Modem Technologies ADSL Modem

Digital Subscriber Line (DSL)

12-Access and Interconnection Technologies Dr. John P. Abraham Professor UTPA.

TYPES; 1. Analog Analog 2. ISDN ISDN 3. B-ISDN B-ISDN 4. DSL DSL 5. ADSL ADSL 6. SDSL SDSL 7. VDSL VDSL 8. CABLE CABLE 9. Wireless Wireless 10. T-1 lines.

Avancerede DatanetInfrastructure1 Department of Control Engineering Distributed Real-time Systems Avancerede Datanet Ole Brun Madsen Professor Department.

Sistem Broadband Pertemuan 13 Matakuliah: H0122 / Dasar Telekomunikasi Tahun: 2008.

Asymmetric Digital Subscriber Line

Broadband local access technology

Getting on the Internet

Mr. Thilak de Silva. BSc. Eng., MSc, CEng, FIE(SL), FIET(UK), CITP(UK), MBCS(UK), MIEEE (USA) M.Sc. in IT - Year 1 Semester II

WAN Technologies Lecture 9 Paul Flynn.

© 2006 Cisco Systems, Inc. All rights reserved. Implementing Secure Converged Wide Area Networks (ISCW) Module 2: Teleworker Connectivity.

1 K. Salah Module 3.3: Multiplexing WDM FDM TDM T-1 ADSL.

VDSL. Very High Bit-Rate Digital Subscriber Line ADSL works at 8Mbps downstream, 800Kbps upstream VDSL works at 52Mbps downstream, 16Mbps upstream VDSL.

Chapter 9 Using Telephone and Cable Networks for Data Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or.

Module 2.2: ADSL, ISDN, SONET

9.1 Chapter 9 Using Telephone and Cable Networks for Data Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction.

X.25 Packet switched Network consisting of X.25 switches. X.25 is a connection oriented protocol (Virtual Circuits). End nodes are identified by an X.25.

Recap: Last Class  Introduction to computer networks  Definition of a computer network  Circuit switching versus packet switching  Elements of a computer.

Asymmetric Digital Subscriber Line (ADSL)

Wireline-Broadband. BSNL/ BROADBAND /BATHINDA2 What is Broadband ? As per recent Broadband Policy of GOI, access rate over 256 Kbps will be considered.

Digital to analogue conversion. 1 DIGITAL-TO-ANALOG CONVERSION Digital-to-analog conversion is the process of changing one of the characteristics (A,

PRESENTATION ON BROADBAND NETWORKING SUBMITTED BY:- DEEPALI SHUKLA MASHARRAT ASHFAQUE YUVRAJ BHUWAL ASHISH KUMAR PATEL ARSHAD ALI BSNL VOCATIONAL TRAINING.

A Seminar Topic on ADSL Asymmetric digital subscriber line.

© 2006 Cisco Systems, Inc. All rights reserved.Cisco PublicITE I Chapter 6 1 Services in a Converged WAN Accessing the WAN – Chapter 1.

ADSL Raghunath M D BSNL Mobile Services, Ernakulam, Ph:

ISDN ADSL FTTx, VDSL2, ADSL2plus Enhanced Copper Hybrid Fibre/Copper Pure Fibre Speed Comparison Voice band Modem FTTH.

PREPARED BY :-  HIMANSHU MINZ  VIKAS UPADHYAY VOCATIONAL TRAINING AT BSNL,DURG BATCH 4 SESSION 2014.

1 Back to Slide 7. 2 Also called dial-up access, it is both economical and slow. Using a modem connected to your PC, users can connect to the Internet.

National Institute of Science & Technology Voice Over Digital Subscriber Line (VoDSL) Vinay TibrewalEE [1] VoDSL: Next Generation Voice Solution.

3.7 DIGITAL SUBSCRIBER LINE After traditional modems reached their peak data rate, telephone companies developed another technology, DSL, to provide higher-speed.

Telecommunications for the future - 2 Rob Parker CERN IT Division.

1 Pertemuan 16 WAN Technologies Overview. Discussion Topics WAN technology WAN devices WAN standards WAN encapsulation Packet and circuit switching WAN.

Computer Networks Digital Access Technologies. Spring 2006Computer Networks2 How Computer Networks are Built?  LANs (Local Area Networks) are relatively.

Networks and Protocols CE Week 5b. WAN’s, Frame Relay, DSL, Cable.

BROADBAND ISDN Presented by Supreeti Mitra EI

ADSL Router Prestige 641 ZyCAMP 6/8/1999. Agenda What is ADSL Applications Reference Model ADSL Network Infrastructure Framing and Encapsulation Live.

ADSL technology Access Networks lectures 2008/09.

Greetings to all Telecommunication ( Broadband ) By Marcello PASSERINI Broadband Home Computing Engineer.

Aurora Presto Introduction ADSL Technology Overview & Product Presentation.

14 March 2002 SG 15 activity on Broadband Delivery and In-Home Networking Andrew Nunn (BT, UK) Chairman ITU-T WP1/15.

12-Access and Interconnection Technologies Dr. John P. Abraham Professor UTPA.

1. DSL(Digital Subscriber Line) DSL technology provides high-speed, broadband network connections to homes and small businesses. DSL utilizes the same.

COMPUTER NETWORKING 2 LECTURE 3: BROADBAND TECHNOLOGY & DSL.

Topic 6, Lesson 3: The Internet Computer Communications and Networking.

1 Kyung Hee University Chapter 9 Using Telephone and Cable Networks for Data Transmission.

Chapter 9 Using Telephone and Cable Networks for Data Transmission.

Chapter 9 Using Telephone and Cable Networks for Data Transmission.

Computer Engineering and Networks, College of Engineering, Majmaah University Mohammed Saleem Bhat CEN-444 Networks Structure And Protocols.

Copyright © 2006 Heathkit Company, Inc. All Rights Reserved Introduction to Networking Technologies Digital Subscriber Line (DSL)

Lec # 19 Data Communication

Asymmetric Digital Subscriber Line

Internet Architecture & Protocol

Public Switched Telephone Network (PSTN)

DoD Reference Model Network Access (or Host-to-Network) Internet

Asymmetric Digital Subscriber Line

Asymmetric Digital Subscriber Line

Broadband Components Customer Premises Equipment(CPE)

12-Access and Interconnection Technologies

Digital Subscriber Line Technology

Chapter 9. High-Speed Digital Access: DSL, Cable Modems

Digital Subscriber Line Technology

xDSL Access work in ITU-T Study Group 15

12-Access and Interconnection Technologies

Digital Subscriber Line Technology

2.4 Physical Media Network topologies Copper cable twisted pair cable

Presentation transcript:

Asymmetric Digital Subscriber Line Tutorial Slide Show

Tutorial Outline What Is ADSL ? What Can ADSL Do ? How Does It Work ? Architectural Options Status of the Technology The Future

ADSL Equipment Residential Customer Remote ADSL Unit Customer Premises Equipment Central Office Building ADSL Rack of Line Cards Standard Telephone Lines

Data & Telephony on One Line Data as ATM Cells &/or IP Packets TV Fast Internet Anything that can be digitised All in Addition to Existing Analogue Telephony

“Evolution of Digital Access” Voiceband Modem ISD N ADSL FTTH FTTx + VDSL Today Enhanced Copper Hybrid Fibre/Copper Pure Fibre

“Tomorrow’s Network” : ADSL ADSL 1.5 to 8Mbit/s 9.6 to 640kbit/s Broadband Network Internet Video Servers Live Broadcast Telephone Network

Typical Network Construction Central Office Street Cabinet Overhead Feed Underground Feed Feeder NetworkDistribution Network

Next Topic What Is ADSL ? What Can ADSL Do ? How Does It Work ? Architectural Options Status of the Technology The Future

ADSL Applications  Internet Access, etc.  LAN Access (Teleworking)  Distance Learning  Broadcast TV  Home Shopping  Video On Demand

Next Topic What Is ADSL ? What Can ADSL Do ? How Does It Work ? Architectural Options Status of the Technology The Future

How Does ADSL Work? Functional Elements Use of Bandwidth Channel Separation & POTS Splitter Transmission Methods  Discrete Multi-tone Modulation (DMT)  Quadrate Amplitude Modulation (QAM)  Carrierless Amplitude/phase Modulation (CAP)

ADSL Modem POTS Filter Mbit/s kbit/s ADSL Modem POTS Filter POTS Linecard Mbit/s kbit/s Line Exchange EndCustomer End ADSL Modem Structure

ADSL Modem Functions Rates/multiplexing Forward Error Control (FEC) Framing/mapping Protocol processing OAM processing Transmission Convergence Alternatives Bit Synchronous (STM) Packet Mode ATM Mode Line Code (modulation) Initialisation POTS splitter/interface Scrambler/descrambler Base EOC functions Physical Media Dependent Alternatives DMT QAM CAP Baseband Line Interface Digital Interface

ADSL HDSL ISDN VDSL Growth in Bandwidth Utilization Bandwidth (MHz) Time 10+ MHz ~1 MHz~0.5 MHz~0.1 MHz ~1986 ~1990 ~1994 ~1997/8?

Next Topic What Is ADSL ? What Can ADSL Do ? How Does It Work ? Architectural Options Status of the Technology The Future

Data-Centric Architecture CPE or PC ISP ADSL Linecard Router Ethernet Hub/Switch 10 base T Ethernet 10 base T Ethernet 10 base T or 100 base T 45 or 155 Mbit/s ATM or FR ADSL Remote

Telecom-Centric Architecture CPE e.g. PC or STB ADSL Access Mux ADSL Linecard ISP ATM 155 Mbit/s fibre ATM e.g. 25 Mbit/s ADSL Remote

Next Topic What Is ADSL ? What Can ADSL Do ? How Does It Work ? Architectural Options Status of the Technology The Future

Status of ADSL Technology Equipment Standards Trials

ADSL Equipment Trends More Choice of Transceiver Chips and Equipment Increased Transceiver Integration More Transceivers Per Line Card and Equipment Rack More Customers Per Exchange Transceiver Faster Transmission Speeds Increased Embedded Internetworking Functionality

Standards and Recommendations  ANSI  ETSI  ADSL FORUM  DAVIC  ATM FORUM  ITU

ADSL Activities Throughout the World ADSL Activities in the USA ADSL Activities in Asia & Australasia ADSL Activities in Europe

Next Topic What is ADSL ? What can ADSL do ? How does it work ? Architectural Options Status of the technology The Future

Broadband Network Broadband Switch Network (eg. ATM) Service Providers Servers & Billing Access Network Operational Support System New Optical Cable ADSL Local Exchange VDSL POTS High-Capacity Backbone Links

“Evolution of Digital Access” Voiceband Modem ISD N ADSL FTTH FTTx + VDSL Today Enhanced Copper Hybrid Fibre/Copper Pure Fibre

Asymmetric Digital Subscriber Line Introduction Slide Show Thank You for watching!