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Understanding LAN Technologies Print E-mail
Course Length - 3 Days 
  

Course Overview

This 3-day Understanding LAN Technologies course covers the following topics:

  • Introduction to Networking
  • Networking Protocols
  • Transmission Essentials
  • LAN Standards
  • Switched LANs
  • VLANS
  • LAN Challenges
Course Outline:  

Introduction to Networking

 
  • Network types
  • Capacity and performance issues
  • The building blocks of networks
  • The user vs. the networker
  • Examples implementations
 
Networking Protocols  
  • What are protocols?
  • What protocols accomplish
  • Network standards
  • Protocol models Protocol layering
  • Layer functions
    • Comparing TCP/IP and OSI

 
Transmission Essentials  
  • Metallic media
    • Cable types
    • Performance
    • Cost factors
    • Security
  • Fiber media
    • Fiber types
    • Performance
    • Cost factors
    • Security
  • Wireless Connectivity
    • Interfacing wireless
    • Performance
    • Cost factors
    • Security
 
LAN Standards  
  • IEEE 802.3 LAN standards
  • Legacy LANs
  • Media access methods
  • Ethernet
    • CSMA
    • Collision detection
    • Repeating hubs
    • Fault isolation
    • Performance limitations
  • Fast Ethernet
    • The business case
    • Fast Ethernet types
      • 100BASE-TX
      • 100BASE-T4
      • 100BASE-FX
    • Topology Limitations
  • Gigabit Ethernet
    • The business case
    • Where Gigabit Ethernet is deployed
    • Gigabit Ethernet types
  • 10Gigabit Ethernet
    • The business case
    • Deploying 10gigabit Ethernet
    • 10Gigabit types
  • Ethernet and alternative LANs compared
    • Token ring topologies
    • Performance issues
    • Why Ethernet is LAN of choice
  • Wireless Topologies
    • The flavors of 802.11
      • Speeds and modulation methods
      • Compatibility issues
    • Collision avoidance
    • Ad hoc WLANs
    • Infrastructure WLANS
    • Roaming
    • Wi-Fi Hot spots
    • Performance limitations
    • Security mechanisms
      • WEP
      • WPA
    • Configuring a secure WLAN
 
Switched LANs 
  • Bridging fundamentals
  • Topology restrictions
  • Spanning Tree algorithm
  • Motivations for switching
  • Traffic isolation
  • Layer 2 switching
  • Layer 3 switching
  • Switch architecture
    • Strengths and vulnerabilities
    • Redundant topologies
  • Deploying switched Ethernet
    • Topology examples
    • Upgrading performance
    • Migration strategies
    • Example deployments
 
VLANS 
  • The need for Virtual LANS
  • VLAN Examples
    • Port grouping
    • MAC address grouping
  • Size and performance constraints
  • How VLANS are deployed
 
LAN Challenges 
  • QoS issues in LANs
    • VoIP
    • Streaming traffic
    • Traffic convergence
  • Internetworking Issues
    • Performance limitations
    • Jumbo framing