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Chapter 9: Network Access

  • 9.0 Network Access
    • 9.0.1 Introduction
      • 9.0.1.1 Introduction
      • 9.0.1.2 Activity – Managing the Medium
  • 9.1 Data Link Layer
    • 9.1.1 Data Link Layer
      • 9.1.1.1 The Data Link Layer
      • 9.1.1.2 Data Link Subayers
      • 9.1.1.3 Media Access Control
      • 9.1.1.4 Providing Access to Media
    • 9.1.2 Layer 2 Frame Structure
      • 9.1.2.1 Formatting Data for Transmission
      • 9.1.2.2 Creating a Frame
      • 9.1.2.3 Activity - Generic Frame Fields
    • 9.1.3 Layer 2 Standards
      • 9.1.3.1 Data Link Layer Standards
      • 9.1.3.2 Activity - Data Link Layer Standards Organizations
  • 9.2 Media Access Control
    • 9.2.1 Topologies
      • 9.2.1.1 Controlling Access to the Media
      • 9.2.1.2 Physical and Logical Topologies
    • 9.2.2 WAN Topologies
      • 9.2.2.1 Common Physical WAN Topologies
      • 9.2.2.2 Physical Point-to-Point Topology
      • 9.2.2.3 Logical Point-to-Point Topology
      • 9.2.2.4 Half and Full Duplex
    • 9.2.3 LAN Topologies
      • 9.2.3.1 Physical LAN Topologies
      • 9.2.3.2 Logical Topology for Shared Media
      • 9.2.3.3 Contention-Based Access
      • 9.2.3.4 Multi-Access Topology
      • 9.2.3.5 Controlled Access
      • 9.2.3.6 Ring Topology
      • 9.2.3.7 Activity - Logical and Physical Topologies
    • 9.2.4 Data Link Frame
      • 9.2.4.1 The Frame
      • 9.2.4.2 The Header
      • 9.2.4.3 Layer 2 Address
      • 9.2.4.4 The Trailer
      • 9.2.4.5 LAN and WAN Frames
      • 9.2.4.6 Ethernet Frame
      • 9.2.4.7 PPP Frame
      • 9.2.4.8 802.11 Wireless Frame
      • 9.2.4.9 Activity - Frame Fields
  • 9.3 Physical Layer
    • 9.3.1 Purpose of the Physical Layer
      • 9.3.1.1 The Physical Layer
      • 9.3.1.2 Physical Layer Media
      • 9.3.1.3 Physical Layer Standards
      • 9.3.1.4 Lab - Identifying Network Devices and Cabling
    • 9.3.2 Characteristics of the Physical Layer
      • 9.3.2.1 Physical Layer Functions
      • 9.3.2.2 Physical Components
      • 9.3.2.3 Frame Encoding Techniques
      • 9.3.2.4 Signalling Method
      • 9.3.2.5 Bandwidth
      • 9.3.2.6 Throughput
      • 9.3.2.7 Activity - Physical Layer Terminology
  • 9.4 Network Media
    • 9.4.1 Copper Cabling
      • 9.4.1.1 Characteristics of Copper Media
      • 9.4.1.2 Copper Media
      • 9.4.1.3 Unshielded-Twisted Pair Cable
      • 9.4.1.4 Shielded Twisted-Pair (STP) Cable
      • 9.4.1.5 Coaxial Cable
      • 9.4.1.6 Copper Media Safety
      • 9.4.1.7 Activity - Copper Media Characteristics
    • 9.4.2 UTP Cabling
      • 9.4.2.1 Properties of UTP Cabling
      • 9.4.2.2 UTP Cabling Standards
      • 9.4.2.3 UTP Connectors
      • 9.4.2.4 Types of UTP Cable
      • 9.4.2.5 LAN Cabling Areas
      • 9.4.2.6 Testing UTP Cables
      • 9.4.2.7 Activity - Cable Pinouts
      • 9.4.2.8 Lab - Building an Ethernet Crossover Cable
    • 9.4.3 Fiber Optic Cabling
      • 9.4.3.1 Properties of Fiber Optic Cabling
      • 9.4.3.2 Fiber Media Cable Design
      • 9.4.3.3 Types of Fiber Media
      • 9.4.3.4 Network Fiber Connectors
      • 9.4.3.5 Testing Fiber Cables
      • 9.4.3.6 Fiber versus Copper
      • 9.4.3.7 Activity - Fiber Optics Terminology
    • 9.4.4 Wireless Media
      • 9.4.4.1 Properties of Wireless Media
      • 9.4.4.2 Types of Wireless Media
      • 9.4.4.3 Wireless LAN
      • 9.4.4.4 802.11 Wi-Fi Standards
      • 9.4.4.5 Packet Tracer - Connecting a Wired and Wireless LAN
      • 9.4.4.6 Lab - Viewing Wired and Wireless NIC Information
  • 9.5 Summary
    • 9.5.1 Summary
      • 9.5.1.1 Class Activity – Linked In!
      • 9.5.1.2 Summary
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