3. INTERNET LAYER PROTOCOLS

• 3.1 INTRODUCTION
• 3.2 PROTOCOL WALK-THROUGH
  • 3.2.1 Internet Protocol -- IP
    • 3.2.1.1 Version Number: RFC-791 Section 3.1
    • 3.2.1.2 Checksum: RFC-791 Section 3.1
    • 3.2.1.3 Addressing: RFC-791 Section 3.2
    • 3.2.1.4 Fragmentation and Reassembly: RFC-791 Section 3.2
    • 3.2.1.5 Identification: RFC-791 Section 3.2
    • 3.2.1.6 Type-of-Service: RFC-791 Section 3.2
    • 3.2.1.7 Time-to-Live: RFC-791 Section 3.2
    • 3.2.1.8 Options: RFC-791 Section 3.2
  • 3.2.2 Internet Control Message Protocol -- ICMP
    • 3.2.2.1 Destination Unreachable: RFC-792
    • 3.2.2.2 Redirect: RFC-792
    • 3.2.2.3 Source Quench: RFC-792
    • 3.2.2.4 Time Exceeded: RFC-792
    • 3.2.2.5 Parameter Problem: RFC-792
    • 3.2.2.6 Echo Request/Reply: RFC-792
    • 3.2.2.7 Information Request/Reply: RFC-792
    • 3.2.2.8 Timestamp and Timestamp Reply: RFC-792
    • 3.2.2.9 Address Mask Request/Reply: RFC-950
  • 3.2.3 Internet Group Management Protocol IGMP
• 3.3 SPECIFIC ISSUES
  • 3.3.1 Routing Outbound Datagrams
    • 3.3.1.1 Local/Remote Decision
    • 3.3.1.2 Gateway Selection
    • 3.3.1.3 Route Cache
    • 3.3.1.4 Dead Gateway Detection
    • 3.3.1.5 New Gateway Selection
    • 3.3.1.6 Initialization
  • 3.3.2 Reassembly
  • 3.3.3 Fragmentation
  • 3.3.4 Local Multihoming
    • 3.3.4.1 Introduction
    • 3.3.4.2 Multihoming Requirements
    • 3.3.4.3 Choosing a Source Address
  • 3.3.5 Source Route Forwarding
  • 3.3.6 Broadcasts
  • 3.3.7 IP Multicasting
  • 3.3.8 Error Reporting
• 3.4 INTERNET/TRANSPORT LAYER INTERFACE
• 3.5 INTERNET LAYER REQUIREMENTS SUMMARY