Introduction to Networks Companion Guide: V. 5.1

Introduction to Networks Companion Guide: V. 5.1

By: Cisco Networking Academy (author)Hardback

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Description

Introduction to Networks Companion Guide v5.1 is the official supplemental textbook for the Introduction to Networks course in the Cisco(R) Networking Academy(R) CCNA(R) Routing and Switching curriculum. The course introduces the architecture, structure, functions, components, and models of the Internet and computer networks. The principles of IP addressing and fundamentals of Ethernet concepts, media, and operations are introduced to provide a foundation for the curriculum. By the end of the course, you will be able to build simple LANs, perform basic configurations for routers and switches, and implement IP addressing schemes. The Companion Guide is designed as a portable desk reference to use anytime, anywhere to reinforce the material from the course and organize your time. The book's features help you focus on important concepts to succeed in this course: *Chapter Objectives-Review core concepts by answering the focus questions listed at the beginning of each chapter.*Key Terms-Refer to the lists of networking vocabulary introduced and highlighted in context in each chapter.*Glossary-Consult the comprehensive Glossary with more than 250 terms.* Summary of Activities and Labs-Maximize your study time with this complete list of all associated practice exercises at the end of each chapter.*Check Your Understanding-Evaluate your readiness with the end-ofchapter questions that match the style of questions you see in the online course quizzes. The answer key explains each answer.

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Contents

Introduction xxiv Chapter 1 Explore the Network 1 Objectives 1 Key Terms 1 Introduction (1.0.1.1) 3 Globally Connected (1.1) 4 Networking Today (1.1.1) 4 Providing Resources in a Network (1.1.2) 7 LANs, WANs, and the Internet (1.2) 11 Network Components (1.2.1) 11 LANs and WANs (1.2.2) 20 The Internet, Intranets, and Extranets (1.2.3) 23 Internet Connections (1.2.4) 25 The Network as a Platform (1.3) 28 Converged Networks (1.3.1) 28 Reliable Network (1.3.2) 30 The Changing Network Environment (1.4) 35 Network Trends (1.4.1) 35 Networking Technologies for the Home (1.4.2) 39 Network Security (1.4.3) 42 Network Architecture (1.4.4) 44 Summary (1.5) 47 Warriors of the Net (1.5.1.2) 47 Conclusion (1.5.1.3) 47 Practice 48 Class Activities 48 Labs 49 Packet Tracer Activities 49 Check Your Understanding Questions 49 Chapter 2 Configure a Network Operating System 53 Objectives 53 Key Terms 53 Introduction (2.0.1.1) 54 IOS Bootcamp (2.1) 54 Cisco IOS (2.1.1) 55 Cisco IOS Access (2.1.2) 58 Navigate the IOS (2.1.3) 61 The Command Structure (2.1.4) 64 Basic Device Configuration (2.2) 68 Hostnames (2.2.1) 68 Limit Access to Device Configurations (2.2.2) 70 Save Configurations (2.2.3) 72 Address Schemes (2.3) 78 Ports and Addresses (2.3.1) 78 Configure IP Addressing (2.3.2) 81 Verifying Connectivity (2.3.3) 85 Summary (2.4) 87 Practice 88 Class Activities 88 Labs 88 Packet Tracer Activities 88 Check Your Understanding Questions 89 Chapter 3 Network Protocols and Communications 91 Objectives 91 Key Terms 91 Introduction (3.0) 92 Rules of Communication (3.1) 92 The Rules (3.1.1) 93 Network Protocols and Standards (3.2) 100 Protocols (3.2.1) 100 Protocol Suites (3.2.2) 105 Standard Organizations (3.2.3) 114 Reference Models (3.2.4) 118 Data Transfer in the Network (3.3) 123 Data Encapsulation (3.3.1) 123 Data Access (3.3.2) 127 Summary (3.4) 135 Practice 136 Class Activities 136 Labs 136 Packet Tracer Activities 136 Check Your Understanding Questions 137 Chapter 4 Network Access 141 Objectives 141 Key Terms 141 Introduction (4.0) 143 Physical Layer Protocols (4.1) 143 Physical Layer Connection (4.1.1) 143 Purpose of the Physical Layer (4.1.2) 146 Physical Layer Characteristics (4.1.3) 150 Network Media (4.2) 155 Copper Cabling (4.2.1) 155 UTP Cabling (4.2.2) 163 Fiber-Optic Cabling (4.2.3) 168 Wireless Media (4.2.4) 176 Data Link Layer Protocols (4.3) 179 Purpose of the Data Link Layer (4.3.1) 179 Media Access Control (4.4) 185 Topologies (4.4.1) 185 WAN Topologies (4.4.2) 187 LAN Topologies (4.4.3) 190 Data Link Frame (4.4.4) 196 Summary (4.5) 203 Practice 204 Class Activities 204 Labs 204 Packet Tracer Activities 205 Check Your Understanding Questions 205 Chapter 5 Ethernet 209 Objectives 209 Key Terms 209 Introduction (5.0) 210 Ethernet Protocol (5.1) 211 Ethernet Frame (5.1.1) 211 Ethernet MAC Addresses (5.1.2) 216 LAN Switches (5.2) 226 The MAC Address Table (5.2.1) 226 Switch Port Settings (5.2.3) 244 Address Resolution Protocol (5.3) 247 MAC and IP (5.3.1) 247 ARP (5.3.2) 250 ARP Spoofing (5.3.3.2) 265 Summary (5.4) 266 Practice 267 Class Activities 267 Labs 267 Packet Tracer Activities 267 Check Your Understanding Questions 268 Chapter 6 Network Layer 273 Objectives 273 Key Terms 273 Introduction (6.0) 274 Network Layer Protocols (6.1) 275 Network Layer in Communications (6.1.1) 275 Characteristics of the IP Protocol (6.1.2) 277 IPv4 Packet (6.1.3) 281 IPv6 Packet (6.1.4) 283 Routing (6.2) 287 How a Host Routes (6.2.1) 287 Router Routing Tables (6.2.2) 291 Routers (6.3) 296 Anatomy of a Router (6.3.1) 296 Router Boot-up (6.3.2) 303 Configure a Cisco Router (6.4) 308 Configure Initial Settings (6.4.1) 308 Configure Interfaces (6.4.2) 312 Configure the Default Gateway (6.4.3) 314 Summary (6.5) 319 Practice 320 Class Activities 321 Labs 321 Packet Tracer Activities 321 Check Your Understanding Questions 321 Chapter 7 IP Addressing 325 Objectives 325 Key Terms 325 Introduction (7.0) 327 IPv4 Network Addresses (7.1) 327 Binary and Decimal Conversion (7.1.1) 327 IPv4 Address Structure (7.1.2) 338 IPv4 Unicast, Broadcast, and Multicast (7.1.3) 345 Types of IPv4 Addresses (7.1.4) 350 IPv6 Network Addresses (7.2) 357 IPv4 Issues (7.2.1) 357 IPv6 Addressing (7.2.2) 360 Types of IPv6 Addresses (7.2.3) 364 IPv6 Multicast Addresses (7.2.5) 385 Connectivity Verification (7.3) 388 ICMP (7.3.1) 388 Testing and Verification (7.3.2) 392 Summary (7.4) 398 Practice 399 Class Activities 399 Labs 400 Packet Tracer Activities 400 Check Your Understanding Questions 400 Chapter 8 Subnetting IP Networks 403 Objectives 403 Key Terms 403 Introduction (8.0) 404 Subnetting an IPv4 Network (8.1) 405 Network Segmentation (8.1.1) 405 Subnetting an IPv4 Network (8.1.2) 408 Subnetting a /16 and /8 Prefix (8.1.3) 421 Subnetting to Meet Requirements (8.1.4) 427 Benefits of Variable Length Subnet Masking (8.1.5) 432 Addressing Schemes (8.2) 440 Structured Design (8.2.1) 440 Design Considerations for IPv6 (8.3) 443 Subnetting an IPv6 Network (8.3.1) 443 Summary (8.4) 449 Practice 450 Class Activities 450 Labs 451 Packet Tracer Activities 451 Check Your Understanding Questions 451 Chapter 9 Transport Layer 455 Objectives 455 Key Terms 455 Introduction (9.0) 456 Transport Layer Protocols (9.1) 457 Transportation of Data (9.1.1) 457 TCP and UDP Overview (9.1.2) 464 TCP and UDP (9.2) 474 TCP Communication Process (9.2.1) 474 UDP Communication (9.2.3) 488 TCP or UDP (9.2.4) 491 Summary (9.3) 494 Practice 495 Class Activities 496 Labs 496 Packet Tracer Activities 496 Check Your Understanding Questions 496 Chapter 10 Application Layer 501 Objectives 501 Key Terms 501 Introduction (10.0) 502 Application Layer Protocols (10.1) 502 Application, Presentation, and Session (10.1.1) 502 How Application Protocols Interact with End-User Applications (10.1.2) 506 Well-Known Application Layer Protocols and Services (10.2) 510 Web and Email Protocols (10.2.1) 510 IP Addressing Services (10.2.2) 516 File Sharing Services (10.2.3) 525 Summary (10.3) 529 Practice 530 Class Activities 530 Labs 530 Packet Tracer Activities 531 Check Your Understanding Questions 531 Chapter 11 Build a Small Network 533 Objectives 533 Key Terms 533 Introduction (11.0) 534 Network Design (11.1) 534 Devices in a Small Network (11.1.1) 534 Small Network Applications and Protocols (11.1.2) 539 Scale to Larger Networks (11.1.3) 544 Network Security (11.2) 547 Security Threats and Vulnerabilities (11.2.1) 547 Network Attacks (11.2.2) 550 Network Attack Mitigation (11.2.3) 556 Backup and Restore Configuration Files (11.2.5) 564 Network Testing and Verification (11.3) 572 The ping Command (11.3.1) 572 The traceroute and tracert Command (11.3.2) 577 Show Commands (11.3.3) 581 Host and IOS Commands (11.3.4) 585 Debugging (11.3.5) 592 Network Troubleshooting (11.4) 594 Troubleshooting Methodologies (11.4.1) 594 Troubleshoot Cables and Interfaces (11.4.2) 598 Troubleshooting Scenarios (11.4.3) 600 Summary (11.5) 606 Practice 608 Class Activities 608 Labs 608 Packet Tracer Activities 608 Check Your Understanding Questions 609 Appendix A 613 Glossary 627 TOC, 9781587133572, 5/19/2016

Product Details

  • publication date: 21/06/2016
  • ISBN13: 9781587133572
  • Format: Hardback
  • Number Of Pages: 704
  • ID: 9781587133572
  • weight: 1000
  • ISBN10: 1587133571

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