Understanding LAN Technologies

Course Length - 3 Days

Description

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

Outline

Introduction to Networking

• Network types
• Capacity and performance issues
• The building blocks of networks
• The user vs. the networker
• Examples implementations

• What are protocols?
• What protocols accomplish
• Network standards
• Protocol models Protocol layering
• Layer functions

  • Comparing TCP/IP and OSI

• Metallic media
  • Cable types
• Performance
• Cost factors
• Security
• Fiber media
  • Fiber types
  • Performance
  • Cost factors
  • Security
• Wireless Connectivity
  • Interfacing wireless
  • Performance
  • Cost factors
  • Security

• 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

• 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

• The need for Virtual LANS
• VLAN Examples
  • Port grouping
  • MAC address grouping
• Size and performance constraints
• How VLANS are deployed

• QoS issues in LANs
  • VoIP
  • Streaming traffic
  • Traffic convergence
• Internetworking Issues
  • Performance limitations
  • Jumbo framing