Lammle - Lammle, T: CompTIA Network+ Study Guide

Lammle, T: CompTIA Network+ Study Guide

Medium: Buch

ISBN: 978-1-119-43225-8

Verlag: John Wiley & Sons Inc

Erscheinungstermin: 22.06.2018

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Introduction xxxAssessment Test lxviChapter 1 Introduction to Networks 1First Things First: What's a Network? 2Physical Network Topologies 11Topology Selection, Backbones, and Segments 19Summary 21Exam Essentials 22Written Lab 22Review Questions 23Chapter 2 The Open Systems Interconnection Specifications 27Internetworking Models 28The OSI Reference Model 30Introduction to Encapsulation 45Modulation Techniques 46Summary 47Exam Essentials 48Written Lab 48Review Questions 50Chapter 3 Networking Topologies, Connectors, and Wiring Standards 55Physical Media 57Cable Properties 73Wiring Standards 75Installing Wiring Distributions 82Summary 84Exam Essentials 85Written Lab 85Review Questions 87Chapter 4 The Current Ethernet Specifications 91Network Basics 92Ethernet Basics 94Ethernet at the Data Link Layer 99Ethernet at the Physical Layer 106Ethernet over Other Standards (IEEE 1905.1-2013) 111Summary 114Exam Essentials 115Written Lab 115Review Questions 120Chapter 5 Networking Devices 125Common Network Connectivity Devices 128Other Specialized Devices 146Planning and Implementing a Basic SOHO Network Using Network Segmentation 159Summary 169Exam Essentials 169Written Lab 170Review Questions 171Chapter 6 Introduction to the Internet Protocol 175Introducing TCP/IP 177Data Encapsulation 198Summary 202Exam Essentials 202Written Lab 203Review Questions 204Chapter 7 IP Addressing 209IP Terminology 210The Hierarchical IP Addressing Scheme 211IPv4 Address Types 218Internet Protocol Version 6 (IPv6) 220Summary 230Exam Essentials 230Written Labs 231Review Questions 233Chapter 8 IP Subnetting, Troubleshooting IP, and Introduction to NAT 237Subnetting Basics 238Troubleshooting IP Addressing 260Introduction to Network Address Translation (NAT) 268Summary 272Exam Essentials 272Written Lab 273Review Questions 274Chapter 9 Introduction to IP Routing 279Routing Basics 280The IP Routing Process 283Testing Your IP Routing Understanding 289Static and Dynamic Routing 291Summary 294Exam Essentials 294Written Lab 294Review Questions 296Chapter 10 Routing Protocols 301Routing Protocol Basics 302Distance Vector Routing Protocols 306Link State Routing Protocols 315High Availability 319Advanced IPv6 Concepts 326IPv6 Routing Protocols 332Summary 334Exam Essentials 334Written Lab 335Review Questions 336Chapter 11 Switching and Virtual LANs 341Networking Before Layer 2 Switching 343Switching Services 346Spanning Tree Protocol 354Virtual LANs 358VLAN Trunking Protocol 367Two Additional Advanced Features of Switches 376Summary 380Exam Essentials 381Written Lab 381Review Questions 383Chapter 12 Wireless Networking 387Introduction to Wireless Technology 390Cellular 393The 802.11 Standards 393Comparing 802.11 Standards 399Wireless Network Components 401Installing a Wireless Network 405Site Survey 418Wireless Security 422Summary 433Exam Essentials 433Written Lab 434Review Questions 435Chapter 13 Authentication and Access Control 439Security Filtering 441Managing User Account and Password Security 458User-Authentication Methods 468Summary 476Exam Essentials 477Written Lab 477Review Questions 479Chapter 14 Network Threats and Mitigation 483Recognizing Security Threats 485Vulnerabilities 500Understanding Mitigation Techniques 512Policies and Procedures 516Anti-malware Software 532Summary 537Exam Essentials 537Written Lab 537Review Questions 539Chapter 15 Physical Security and Risk 543Using Hardware and Software Security Devices 545Defining Firewalls 547Firewall Technologies 548Firewalls at the Application Layer vs. the Network Layer 558Scanning Services and Other Firewall Features 561Intrusion Detection and Prevention Systems 566VPN Concentrators 571Understanding Problems Affecting Device Security 572Summary 586Exam Essentials 587Written Lab 588Review Questions 589Chapter 16 Wide Area Networks 593What's a WAN? 596T-Series Connections 601Transmission Media 603Broadband Services 607Wireless WAN Technologies 611WAN Protocols 613WAN Troubleshooting 623Summary 629Exam Essentials 630Written Lab 631Review Questions 632Chapter 17 Troubleshooting Tools 635Protocol Analyzers 637Throughput Testers 638Connectivity Software 639Using traceroute 640Using the ping Utility 647Using the Address Resolution Protocol 650Using the nslookup Utility 654Resolving Names with the Hosts Table 656Using the Mtr Command (pathping) 657Using the route Command 659Using the nbtstat Utility 663Using the netstat Utility 669Using tcpdump 676Using the File Transfer Protocol 677Using the Telnet Utility 682Summary 684Exam Essentials 684Written Lab 685Review Questions 686Chapter 18 Software and Hardware Tools 691Understanding Network Scanners 693Baseline 702Network Monitoring and Logging 703Identifying Hardware Tools 712Summary 725Exam Essentials 725Written Lab 726Review Questions 727Chapter 19 Network Troubleshooting 731Narrowing Down the Problem 734Troubleshooting Steps 749Troubleshooting Tips 770Summary 773Exam Essentials 774Written Lab 774Review Questions 776Chapter 20 Management, Monitoring, and Optimization 781Managing Network Documentation 785Network Monitoring 795Network Optimization 808Summary 834Exam Essentials 835Written Lab 836Review Questions 837Appendix A Answers to Written Labs 841Chapter 1: Introduction to Networks 842Chapter 2: The Open Systems Interconnection Specifications 842Chapter 3: Networking Topologies, Connectors, and Wiring Standards 843Chapter 4: The Current Ethernet Specifications 843Chapter 5: Networking Devices 845Chapter 6: Introduction to the Internet Protocol 846Chapter 7: IP Addressing 847Chapter 8: IP Subnetting, Troubleshooting IP, and Introduction to NAT 848Chapter 9: Introduction to IP Routing 849Chapter 10: Routing Protocols 849Chapter 11: Switching and Virtual LANs 850Chapter 12: Wireless Networking 850Chapter 13: Authentication and Access Control 850Chapter 14: Network Threats and Mitigation 851Chapter 15: Physical Security and Risk 851Chapter 16: Wide Area Networks 852Chapter 17: Troubleshooting Tools 852Chapter 18: Software and Hardware Tools 853Chapter 19: Network Troubleshooting 853Chapter 20: Management, Monitoring, and Optimization 854Appendix B Answers to Review Questions 855Chapter 1: Introduction to Networks 856Chapter 2: The Open Systems Interconnection Specifications 857Chapter 3: Networking Topologies, Connectors, and Wiring Standards 859Chapter 4: The Current Ethernet Specifications 860Chapter 5: Networking Devices 861Chapter 6: Introduction to the Internet Protocol 863Chapter 7: IP Addressing 864Chapter 8: IP Subnetting, Troubleshooting IP, and Introduction to NAT 866Chapter 9: Introduction to IP Routing 868Chapter 10: Routing Protocols 869Chapter 11: Switching and Virtual LANs 871Chapter 12: Wireless Networking 872Chapter 13: Authentication and Access Control 874Chapter 14: Network Threats and Mitigation 875Chapter 15: Physical Security and Risk 877Chapter 16: Wide Area Networks 878Chapter 17: Troubleshooting Tools 880Chapter 18: Software and Hardware Tools 881Chapter 19: Network Troubleshooting 883Chapter 20: Management, Monitoring, and Optimization 885Appendix C Subnetting Class A 887Subnetting Practice Examples: Class A Addresses 888Subnetting in Your Head: Class A Addresses 890Written Lab 1 891Written Lab 2 892Answers to Written Lab 1 892Answers to Written Lab 2 893Index 895

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Lammle, T: CompTIA Network+ Study Guide

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