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| Table of Contents | |||||||
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| 1 | Prelude to a Practical Guide | 1 | |||||
| Layered Protocols: A Description and History | 2 | ||||||
| TCP/IP | 3 | ||||||
| TCP/IP in Action: A Narrative | 5 | ||||||
| RFCs | 7 | ||||||
| TCP/IP and Linux | 9 | ||||||
| Physical-Layer Issues | 10 | ||||||
| Endnotes | 13 | ||||||
| I | The Protocols | ||||||
| 2 | Link-Layer Protocols | 17 | |||||
| PPP | 18 | ||||||
| Ethernet | 19 | ||||||
| PPPoE | 21 | ||||||
| ARP and RARP | 28 | ||||||
| MTU | 31 | ||||||
| Endnotes | 32 | ||||||
| 3 | Network-Layer Protocols | 33 | |||||
| IP Addresses | 33 | ||||||
| Subnets and Supernets | 36 | ||||||
| Routing | 39 | ||||||
| Packet Filtering | 45 | ||||||
| Network Address Translation | 46 | ||||||
| IPv4 | 46 | ||||||
| Endnotes | 51 | ||||||
| 4 | Transport-Layer Protocols | 53 | |||||
| Ports and Sockets | 53 | ||||||
| TCP | 57 | ||||||
| UDP | 67 | ||||||
| ICMP | 69 | ||||||
| Endnotes | 75 | ||||||
| 5 | Application-Layer Protocols | 77 | |||||
| RIP | 77 | ||||||
| TFTP | 81 | ||||||
| HTTP | 89 | ||||||
| Endnotes | 95 | ||||||
| II | Using the Protocols Effectively | ||||||
| 6 | A Problem-Solving Pattern | 99 | |||||
| Step 1 | Clearly Describe the Symptoms | 101 | |||||
| Step 2 | Understand the Environment | 103 | |||||
| Step 3 | List Hypotheses | 106 | |||||
| Step 4 | Prioritize Hypotheses and Narrow Focus | 107 | |||||
| Step 5 | Create a Plan of Attack | 108 | |||||
| Step 6 | Act on Your Plan | 109 | |||||
| Step 7 | Test Results | 110 | |||||
| Step 8 | Apply Results of Testing to Hypotheses | 111 | |||||
| Step 9 | Iterate as Needed | 112 | |||||
| Two Stories of Problem Solving | 113 | ||||||
| Endnotes | 116 | ||||||
| 7 | Before Things Break--Building a Baseline | 117 | |||||
| Why Baselines Matter | 117 | ||||||
| What Is a Baseline? | 119 | ||||||
| How to Create a Baseline | 122 | ||||||
| How to Keep Your Baseline Up-to-Date | 127 | ||||||
| Where Monitoring Fits into All of This | 128 | ||||||
| Endnotes | 128 | ||||||
| 8 | In the Moment--Case Studies | 129 | |||||
| The Network | 129 | ||||||
| The People | 130 | ||||||
| The Case Studies | 130 | ||||||
| III | Tools for Your Toolkit | ||||||
| 9 | Troubleshooting Tools | 143 | |||||
| ping | 143 | ||||||
| traceroute | 147 | ||||||
| arp | 149 | ||||||
| ngrep | 151 | ||||||
| Endnotes | 155 | ||||||
| 10 | Monitoring Tools | 157 | |||||
| Ethereal | 158 | ||||||
| mon | 168 | ||||||
| Endnotes | 173 | ||||||
| 11 | Security Tools | 175 | |||||
| nmap | 176 | ||||||
| Nessus | 181 | ||||||
| iptables | 189 | ||||||
| Xinetd | 196 | ||||||
| tcp wrappers | 202 | ||||||
| OPIE | 204 | ||||||
| Endnotes | 206 | ||||||
| A | RFC-1122 | 207 | |||||
| Summary | 207 | ||||||
| Table of Contents | 208 | ||||||
| 1. | Introduction | 211 | |||||
| 2. | Link Layer | 222 | |||||
| 3. | Internet Layer Protocols | 227 | |||||
| 4. | Transport Protocols | 267 | |||||
| 5. | References | 294 | |||||
| B | RFC-1123 | 299 | |||||
| Requirements for Internet Hosts | 299 | ||||||
| Table of Contents | 300 | ||||||
| 1. | Introduction | 304 | |||||
| 2. | General Issues | 309 | |||||
| 3. | Remote Login--Telnet Protocol | 312 | |||||
| 4. | File Transfer | 323 | |||||
| 5. | Electronic Mail--Smtp and RFC-822 | 337 | |||||
| 6. | Support Services | 357 | |||||
| 7. | References | 372 | |||||
| C | Open Publication License | 377 | |||||
Copies
| Location | Call no. | Vol. | Availability |
|---|---|---|---|
| W'PONDS | 005.71268 Linux Eyl/Nla | AVAILABLE |
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