LAN DATA NETWORK SECTIONS

 

 

 

 


HIGH SPEED LAN TECHNOLOGIES

 

  

 L’objectif de ce cours est de familiariser les participants aux nouvelles technologies et aux nouvelles architectures  de  réseaux Haut Débit, qui vont modifier de façon profonde l’architecture des réseaux existants.

Sont présentés   le Gigabit Ethernet , l’ATM et les techniques de commutation multiniveau (2, 3 et 4), le routage très haut débit : Gigabit routeur.
Ces différentes  technologies seront analysées et comparées,  leurs domaines d’applications précisés.

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Course Objective

· The objective of this course is to train the participants to new LAN technologies and LAN network architectures.

· The course will present Gigabit Ethernet, ATM, and the new multiplayer switching LAN technologies. 
· Those various technologies will be compared and their application domains pointed out.

· The status of the standardization and the Market’s offer will be also presented

 

Audience

 

Technical person wanting to stay up-to-date with the new High Speed LAN technologies

 

Prerequisite:

An initial knowledge on Ethernet LAN

 

Duration: 1 day

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Table of Contents

 

Higher Speed LAN Introduction

Limitations of the current network architectures

High Speed LAN applications

 

High Speed LAN Network Technologies

Gigabit Ethernet
Principles, transmission characteristics, standardisation (802.3z, 802.3ab), Applications, Market’s offer

ATM
Principles, Quality of Service control, standardisation (UNI, PNNI), Applications, Market’s offer

 MAC switching
“Switched Ethernet”, Virtual LAN (VLAN, 802.1p/q), LANE, Applications, Market’s offer

Layer 3/4/7 switching
- “Cut through and label switching»: Tag switching, Fast IP, MPOA, MPLS)
- “Packet by Packet forwarding”: Gigabit router),
- Multimedia IP (RSVP, RTP)

Standardisation, Applications,
Market’s offer

 

Technologies comparison

Technology positioning, trends,implications on LAN network architectures, decision criteria and elements.

 

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 Return

 

 

 

 


GIGABIT ETHERNET LAN

 

 

 The course objective is to train the participants to  the new Gigabit Ethernet (GE) LAN technology and the GE networks.
In this course will be presented the technology capabilities, its applicability to the existing LAN networks, the standardization status, the Products available on the Market. Case studies will be also described. Pros and Cons of this technology will be pointed out with reference to other competing technologies.

 

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Course Objective

· The objective of this course is to train the participants to the new LAN Gigabit Ethernet technology.

· The course will present the Gigabit Ethernet technology, its application and GE network design.

· The status of the standardization and the Market’s offer will be also presented.

· Case studies will be also described.

 

Audience

 

Technical person wanting to stay up-to-date with the new Gigabit Ethernet LAN technologies

 

Prerequisite:

An initial knowledge on Ethernet LAN

 

Duration: 1 day

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Table of Contents

 

INTRODUCTION

Congestion issues on LAN

Limitations of current solutions: Ethernet 10/100 Mbit/s, Ethernet shared/switch

New solution: the Gigabit Ethernet (GE)

 

DESCRIPTION & OPERATION PRINCIPLES

Physical Layer: 1000Base-LX, 1000Base-SX, 1000Base-CX, 1000Base-T

 MAC Layer: Gigabit semi duplex, Gigabit duplex integral, flow control

 Repeaters

 Cabling and distance limitations

 Standardisation: 802.3z, 802.3ab et 802.3x

 

MARKET’s OFFER

Network Interface Card (NIC)

LAN switches and Routers

Interworking:“ Gigabit Ethernet alliance ”

 

APPLICATIONS AND CASE STUDIES

Backbone LAN

High Speed Servers

Migration scenario for existing networks

Quality of Service and flow control

 

GE POSITIONING & COMPETITION

 ATM and Gigabit Ethernet

 “ Fibre channel ” and Gigabit Ethernet

 

CONCLUSION

Strengths and Weaknesses of Gigabit Ethernet

Recommendations

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Return

 

 

 


ATM SWITCHING LAN

 

The requirements for higher speed data transmission in local area networks LAN are never ending.  This is the result of the introduction of new multi-media applications with richer content servers. Also the number of connected terminals and servers is permanently increasing.  The traditional Ethernet technology is not sufficient to cope with such rate increases.

 

New technologies for LAN switching are required to increase data throughput but also to control the traffic and provide Quality of Service to the demanding "Real Time" applications.

 

 ATM is a good candidate for LAN switching and has successful records in the high speed Operator’s backbone networks.

 

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Course Objective

· The objective of this course is to train the participants to the new LAN ATM technology.

· The course will present the ATM technology, its application and ATM LAN network design.

· The status of the standardization and the Market’s offer will be also presented.

· Case studies will be also described.

 

Audience

 

Technical person wanting to stay up-to-date with the new ATM LAN technology

 

Prerequisite:

An initial knowledge on Ethernet LAN

 

Duration: 1 day

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Table of Contents

 

Introduction
Users’s Needs
High speed switching, Quality of Service
Voice/Data/Video Integration
Network Integration:  LAN/MAN/WAN

 

ATM concepts and operation principles
Cell multiplexing and switching
Quality of Service Control
ATM network supported services
ATM network architectures

 

LAN ATM
ATM in LAN: interest
Integration in existing LANs
LAN Emulation: LANE V1 and V2, virtual LANs
IP over ATM: Classical IP
Routing Emulation: MPOA
ATM Video over the LAN
ATM API (windows, Linux)
Market Offer
Products and Services available on the Market

 

LAN ATM positioning and Case studies
ATM & Gigabit Ethernet
ATM and multilayer switching
Case study: Hospital LAN

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Return

  

 

 


MULTILAYER LAN SWITCHING & VLAN

 

This course presents the new LAN switching technologies: level 2 switching with the Virtual LAN (VLAN) and the Layer 3 switching. Their application domains are pointed out and also how thay can be integrated in existing LAN networks.
Application switching, at layers 4 and above will be also reviewed. 

The state of the standardization and the offer of the market will be described.  Concrete cases of implementation of these technologies will be studied.

 

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Course Objective

· The objective of this course is to train the participants to the VLAN (Virtual LAN) & “Multilayer switching» technologies and the related LAN network architectures.

· The course will present those two complementary technologies, their application domains, their integration within existing LAN networks.

· The status of the standardization and the Market’s offer will be also presented.

· Case studies will be also described.

 

Audience

 

Technical person wanting to stay up-to-date with the new LAN switching technologies

 

Prerequisite:

An initial knowledge on Ethernet LAN

 

Duration: 1 day

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Table of Contents

 

INTRODUCTION 

Congestion problems in LAN and Quality of Service issues

LAN evolution from shared to switched media

Requirements for Virtual LAN (VLAN)

 

LAN SWITCHING

Switched Ethernet 10/100/1000 Mbit/s

Token Ring

Frame and cell switching (ATM)

 

VIRTUAL LAN - VLAN

Principles

VLAN networking (bridging): 802.1Q & 802.1p

Segmentation: port, MAC, Layer 3

VLAN network Architecture

Market’s offer

 

MULTILAYER SWITCHING

Principle

Layer 3 and 4 switching: “ cut through switching”

Layer 7 switching

Market’s Offer

 Competing solutions: Gigabit routing, ATM

LAN Backbone and “server farm” network architecture

 

APPLICATIONS AND CASE STUDIES

VLAN network examples

VLAN internetworking

Migration of existing networks

 

CONCLUSION

Strengths and Weaknesses of Switched LAN

Recommendations

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