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Chapter 5: Network Address Translation for IPv4

  • 5.0 Introduction
    • 5.0.1 Introduction
      • 5.0.1.1 Introduction
      • 5.0.1.2 Class Activity - Conceptual NAT
  • 5.1 NAT Operation
    • 5.1.1 NAT Characteristics
      • 5.1.1.1 IPv4 Private Address Space
      • 5.1.1.2 What is NAT?
      • 5.1.1.3 NAT Terminology
      • 5.1.1.4 NAT Terminology (Cont.)
      • 5.1.1.5 How NAT Works
      • 5.1.1.6 Activity - Identify the NAT Terminology
    • 5.1.2 Types of NAT
      • 5.1.2.1 Static NAT
      • 5.1.2.2 Dynamic NAT
      • 5.1.2.3 Port Address Translation (PAT)
      • 5.1.2.4 Next Available Port
      • 5.1.2.5 Comparing NAT and PAT
      • 5.1.2.6 Packet Tracer - Investigating NAT Operation
    • 5.1.3 Benefits of NAT
      • 5.1.3.1 Benefits of NAT
      • 5.1.3.2 Disadvantages of NAT
  • 5.2 Configuring NAT
    • 5.2.1 Configuring Static NAT
      • 5.2.1.1 Configuring Static NAT
      • 5.2.1.2 Analyzing Static NAT
      • 5.2.1.3 Verifying Static NAT
      • 5.2.1.4 Packet Tracer - Configuring Static NAT
    • 5.2.2 Configuring Dynamic NAT
      • 5.2.2.1 Dynamic NAT Operation
      • 5.2.2.2 Configuring Dynamic NAT
      • 5.2.2.3 Analyzing Dynamic NAT
      • 5.2.2.4 Verifying Dynamic NAT
      • 5.2.2.5 Packet Tracer - Configuring Dynamic NAT
      • 5.2.2.6 Lab - Configuring Dynamic and Static NAT
    • 5.2.3 Configuring Port Address Translation (PAT)
      • 5.2.3.1 Configuring PAT: Address Pool
      • 5.2.3.2 Configuring PAT: Single Address
      • 5.2.3.3 Analyzing PAT
      • 5.2.3.4 Verifying PAT
      • 5.2.3.5 Activity - Identify the Address Information at Each Hop
      • 5.2.3.6 Packet Tracer - Implementing Static and Dynamic NAT
      • 5.2.3.7 Lab - Configuring Port Address Translation (PAT)
    • 5.2.4 Port Forwarding
      • 5.2.4.1 Port Forwarding
      • 5.2.4.2 SOHO Example
      • 5.2.4.3 Configuring Port Forwarding with IOS
      • 5.2.4.4 Packet Tracer - Configuring Port Forwarding on a Linksys Router
    • 5.2.5 Configuring NAT and IPv6
      • 5.2.5.1 NAT for IPv6?
      • 5.2.5.2 IPv6 Unique Local Addresses
      • 5.2.5.3 NAT for IPv6
  • 5.3 Troubleshooting NAT
    • 5.3.1 Troubleshooting NAT
      • 5.3.1.1 Troubleshooting NAT: show commands
      • 5.3.1.2 Troubleshooting NAT: debug command
      • 5.3.1.3 Case Study
      • 5.3.1.4 Packet Tracer - Verifying and Troubleshooting NAT Configurations
      • 5.3.1.5 Lab - Troubleshooting NAT Configurations
  • 5.4 Summary
    • 5.4.1 Summary
      • 5.4.1.1 Class Activity - NAT Check
      • 5.4.1.2 Packet Tracer - Skills Integration Challenge
      • 5.4.1.3 Summary
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