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Cisco Certified Support Technician CCST Networking 100-150 Official Cert Guide, 1/e, 1st edition

Cisco Certified Support Technician CCST Networking 100-150 Official Cert Guide, 1/e, 1st edition

BRAND: PEARSON
Publisher:
PEARSON
Author:
Russ White
Edition:
(December 2, 2023) © 2024
eBook ISBN:
9780138213282
Print ISBN:
9780138213428
Type:
1 Year Subscription. Dành cho Cá nhân
eBook edition. 1 Year Subscription. Dành cho Cá nhân | Trường ĐH, Nhóm, Thư Viện: Gọi 0915920514 để báo giá Pearson, Vital Source eBook hoặc mua Sách In
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Hãy tin tưởng vào loạt Hướng dẫn Chứng chỉ Chính thức bán chạy nhất của Cisco Press để giúp bạn học, chuẩn bị và thực hành cho kỳ thi CCST Networking 100-150. Được đánh giá cao về mức độ chi tiết, kế hoạch học tập, tính năng đánh giá cũng như các câu hỏi và bài tập đánh giá đầy thách thức, Hướng dẫn chứng chỉ chính thức của Kỹ thuật viên hỗ trợ được chứng nhận của Cisco CCST Networking 100-150 giúp bạn nắm vững các khái niệm và kỹ thuật đảm bảo thành công cho kỳ thi của bạn và là sự tự tin duy nhất. -tài nguyên nghiên cứu được Cisco phê duyệt. Chuyên gia công nghệ hàng đầu của Cisco và tác giả sách bán chạy nhất Russ White chia sẻ các gợi ý chuẩn bị và mẹo làm bài kiểm tra, giúp bạn xác định các điểm yếu và cải thiện cả kiến ​​thức khái niệm lẫn kỹ năng thực hành của mình.Gói nghiên cứu hoàn chỉnh này bao gồmMột thói quen chuẩn bị bài kiểm tra đã được chứng minh là giúp bạn vượt qua kỳ thiTôi đã biết điều này chưa? câu đố, cho phép bạn quyết định bạn cần dành bao nhiêu thời gian cho mỗi phầnDanh sách chủ đề bài thi giúp việc tham khảo dễ dàngBài tập cuối chương, giúp bạn ôn tập các khái niệm chính bạn phải biết kỹPhần mềm Kiểm tra Thực hành Pearson Test Prep mạnh mẽ, hoàn chỉnh với hàng trăm câu hỏi được đánh giá kỹ lưỡng, sát với bài kiểm tra, các tùy chọn tùy chỉnh và báo cáo hiệu suất chi tiếtHơn 5 giờ video hướng dẫn của tác giảMột ứng dụng Flash Cards trực tuyến giúp bạn tìm hiểu các Thuật ngữ chính theo chươngChương chuẩn bị cuối cùng, hướng dẫn bạn các công cụ và tài nguyên để giúp bạn xây dựng chiến lược ôn tập và làm bài kiểm traCác gợi ý và mẫu kế hoạch học tập giúp bạn sắp xếp và tối ưu hóa thời gian học tậpChương trình cập nhật nội dung:Hướng dẫn Chứng chỉ này bao gồm nội dung bao gồm tất cả các chủ đề trong bài kiểm tra Mạng CCST dành cho Kỹ thuật viên Hỗ trợ được Chứng nhận của Cisco từ kế hoạch chi tiết của bài kiểm tra ban đầu. Hãy truy cập ciscopress.com/newcerts để biết thông tin về mọi cập nhật kỹ thuật số cho cuốn sách này phù hợp với các thay đổi trong phiên bản kế hoạch chi tiết kỳ thi của CiscoHướng dẫn cấp chứng chỉ chính thức cho Kỹ thuật viên hỗ trợ được chứng nhận của Cisco CCST Networking 100-150 sẽ hướng dẫn bạn tất cả các chủ đề bài kiểm tra có trong bài kiểm tra CCST của Cisco. Các chủ đề được đề cập bao gồmTiêu chuẩn và khái niệmĐịnh dạng địa chỉ và mạng conĐiểm cuối và loại phương tiệnCơ sở hạ tầngChẩn đoán vấn đềBảo vệTrang web đồng hànhTrang web đồng hành chứa hơn 200 câu hỏi thực hành độc đáo, bài tập thực hành, kế hoạch học tập, thẻ ghi chú trực tuyến và hơn 5 giờ đào tạo qua video
  1. Introduction xxviPart I Foundations 3
  2. Chapter 1Shipping Things 6“Do I Know This Already?” Quiz 6Foundation Topics 8The Purpose of Packaging 8The Physical World 8Computer Networks 9Addressing 11The Physical World 11Computer Networks 12Hosts and Devices 14Packaging Data 15What Is a Protocol? 16What Is Metadata? 17Tunnels 17Review All the Key Topics 19Key Terms You Should Know 20Concepts and Actions 20
  3. Chapter 2Addresses 22“Do I Know This Already?” Quiz 22Foundation Topics 24Address Scope 24Receiver Set 24Topological Reach 25Physical Addresses 28Internet Protocol Version 4 30Why Two Addresses? 32What an IP Address Represents 34Calculating Prefixes and Subnets Using Subnet Masks 34Calculating Prefixes and Subnets Using a Skip Chart 35Calculating Prefixes Using Skips 36Internet Protocol Version 6 37Aggregation 39Network Prefixes 41Private Address Space 41Publicly Routable Address Space 42Reserved Addresses 43Ports and Sockets 44Network Address Translation 45Review All the Key Topics 47Key Terms You Should Know 48Concepts and Actions 48
  4. Chapter 3Routing and Switching 52“Do I Know This Already?” Quiz 52Foundation Topics 54Assigning IP Addresses to Hosts 54Manual Configuration 54Calculate an IP Address 54Computing a Link Local Address 55Computing a Global Address 56Physical Addresses and Privacy 56Assign an Address Through a Protocol 57IPv4 DHCP 57IPv6 DHCP and Router Advertisements 58Host-to-Host Communication and Address Resolution on a Single Wire 59IPv4 Address Resolution 60IPv6 Address Resolution 60Switching Packets 61Multiple Hops and Switching 63Routing Packets 66Using the Routing Table to Forward Packets 68Building the Routing Table 70Metrics 73What Happens Inside a Router? 74Routers versus Switches 75Routing Loops 76Asymmetric Paths 76Redirects and Relays 77Review All the Key Topics 79Key Terms You Should Know 79Concepts and Actions 79
  5. Chapter 4Wired Host Networking Configuration 82“Do I Know This Already?” Quiz 83Foundation Topics 85Windows 85The Settings App 85The Control Panel 86The Command Line 88macOS 91System Preferences 91The Terminal Command Line 93System Information 94Linux 95Verifying Connectivity 97Ping 97Traceroute 99Finding Your Public IP Address 101Review All the Key Topics 103Key Terms You Should Know 103Concepts and Actions 103
  6. Chapter 5What's in a Network? 106“Do I Know This Already?” Quiz 106Foundation Topics 108Hosts and Virtual Hosts 108Mobile Devices 111Things 113Middleboxes 115The Firewall 115The Intrusion Detection System 116The Proxy or Gateway 116The Load Balancer 117The Global Internet 118Internet Assigned Numbers Authority 119Internet Corporation for Assigned Names and Numbers 119Regional Internet Registries 119Top-Level Domain Owners 120Transit Providers 120Access Providers 120Content Providers 120Content Distribution Networks 121Internet Exchange Providers 121Review All the Key Topics 122Key Terms You Should Know 123Concepts and Actions 123
  7. Chapter 6Network Models 126“Do I Know This Already?” Quiz 126Foundation Topics 128Why Are Models Important? 128The OSI Seven-Layer Model 129The TCP/IP Model 133The Recursive Internet Architecture 134Review All the Key Topics 136Key Terms You Should Know 137Concepts and Actions 137Part II Infrastructure 139
  8. Chapter 7Wired Networks 140“Do I Know This Already?” Quiz 141Foundation Topics 142Electrical Transmission and Interference 142Measuring Interference 145Other Cable Ratings 146The Maximum Transmission Unit 146Ethernet over Copper 147Ethernet Bus Topologies 147Ethernet Star Topologies 148Ethernet Twisted Pair 150Power Over Ethernet 152Fiber 152Fiber Cables 154Fiber Networking Hardware 155Fiber Connectors 156Looking into a Fiber 157Pluggable Interfaces 158Review All the Key Topics 160Key Terms You Should Know 161Concepts and Actions 161
  9. Chapter 8Wireless Networks 162“Do I Know This Already?” Quiz 162Foundation Topics 164Free Space Concepts 164Wave Propagation and Beam Forming 164Wireless Interference 167Bandwidth and Signal Strength 168The Electromagnetic Spectrum 169Wi-Fi 170Wi-Fi Components 171Wi-Fi Mesh Systems 172Advantages and Disadvantages of Wi-Fi 173Sharing the Bandwidth 174Channel Selection 174Cellular 174Radio Access Network (RAN) 175Mobile Core 176Advantages and Disadvantages of Cellular Networks 177Satellite 177Review All the Key Topics 179Key Terms You Should Know 180Concepts and Actions 180
  10. Chapter 9Bandwidth, Delay, and Jitter 182“Do I Know This Already?” Quiz 182Foundation Topics 184Bandwidth and Throughput 184Throughput versus Bandwidth 184Bandwidth versus Goodput 185The Bandwidth of a Link versus Bandwidth of a Path 186Bandwidth and Delay 186Clocking Packets onto the Wire 187Queueing 188Jitter 189Measuring Network Performance 190Speed Test Websites 190iPerf 191Mike's Traceroute (MTR) 193Review All the Key Topics 194Key Terms You Should Know 195Concepts and Actions 195
  11. Chapter 10Basic Network Hardware 196“Do I Know This Already?” Quiz 196Foundation Topics 198Hardware, Ports, and Lights 198Network Diagrams 204Network Wiring 207Handling the Heat 209Review All the Key Topics 211Key Terms You Should Know 211Concepts and Actions 212
  12. Chapter 11Local Area Networks 214“Do I Know This Already?” Quiz 215Foundation Topics 217Building and Campus Networks 217Equipment Closet (Building Distribution Frame) 218Wiring Closet (Intermediate Distribution Frame) 218Server Room 218Riser 218Wi-Fi Access Points 218Zoned Access 218The Home Network 219Network Core 219MODEM 220Physical Connections to the Home 221Cable Cutting 222Combining the MODEM with Other Devices 223Demarcation 223The SSID and Wi-Fi Guest Network 224Which Devices Should Be Wired? 225Wi-Fi Limitations 225Traffic Flows 226Choosing Devices to Wire 226Configuring the Home Network 227Configuring the MODEM 227Configuring the Router and Firewall 227Main Configuration Screen 227The More Settings Screen 229Advanced Options 231NAT Forwarding 232Configuring the Wireless Access Point 234SSID and Password 234Security 235Configuring a Windows Host for Wi-Fi Connectivity 236Configuring Apple's macOS for Wi-Fi Connectivity 238Configuring Mobile Devices for Wi-Fi Connectivity 240Review All the Key Topics 241Key Terms You Should Know 242Concepts and Actions 242
  13. Chapter 12Wide Area Networks 244“Do I Know This Already?” Quiz 244Foundation Topics 246Common Challenges to Building Wide Area Networks 246Right-of-Way 246Physical Plant 247Metro and Last-Mile Network Design 249Transit Provider Design 250Ring and Hub-and-Spoke Topologies 251Review All the Key Topics 253Key Terms You Should Know 254Concepts and Actions 254Part III Services 257
  14. Chapter 13Data Centers and Fabrics 258“Do I Know This Already?” Quiz 258Foundation Topics 260Web Applications 260Internet Exchange Points 262Spine-and-Leaf Fabrics 263Clos Fabrics 264Butterfly Fabrics 267Review All the Key Topics 269Key Terms You Should Know 269Concepts and Actions 270
  15. Chapter 14Network Transport 272“Do I Know This Already?” Quiz 273Foundation Topics 275Internet Protocol Version 4 275Fragmentation 276Time to Live 277Internet Protocol Version 6 278IPv6 Goals 279Autoconfiguration 279Eliminating NAT 280IPv6 Packet Format 281User Datagram Protocol 282Connectionless versus Connection-Oriented Transport Protocols 282The UDP Header 283Checksums 283Transmission Control Protocol 283Building a TCP Connection 283TCP Flow and Error Control 285Quick UDP Internet Connections (QUIC) 288Identifying Flows 289Path MTU Discovery 289Review All the Key Topics 291Key Terms You Should Know 292Concepts and Actions 292
  16. Chapter 15Application Transport 294“Do I Know This Already?” Quiz 294Foundation Topics 296Marshaling Systems 296Fixed-Length Fields 296Type-Length Values 298Secure Shell 300Hypertext Transfer Protocol 303File Transfer Protocol 305Review All the Key Topics 307Key Terms You Should Know 308Concepts and Actions 308
  17. Chapter 16Names and Time 310“Do I Know This Already?” Quiz 310Foundation Topics 312The Domain Name Space 312Domain Names Can Represent an Organization 313Domain Names Can Represent a Service 313Domain Names Can Represent a Piece of Information 314Domain Names and Addresses from a Computer Networking Perspective 314The Life of a DNS Query 314Negative DNS Responses 318Common DNS Records 319DNS Architecture and Operations 319Recursive Servers 319Root Servers 320TLD Servers 322Authoritative Servers 322DNS Security and Privacy 323Encrypted DNS Queries 323Oblivious Encrypted DNS Queries 324Encrypted DNS Records 325Diagnosing DNS 326Name Server Lookup 326Domain Information Groper 329Web-Based DNS Tools 330The Network Time Protocol 332Review All the Key Topics 334Key Terms You Should Know 335Concepts and Actions 335
  18. Chapter 17Cloud Computing 336“Do I Know This Already?” Quiz 336Foundation Topics 338Cloud Computing 338Who Owns the Resources 338Cloud Computing Service Models 339Typical Public Cloud Service Mix 340Cloud Resilience 341Connecting to the Cloud 342Public versus Private Cloud 343Insurance Estimation Application 344Manufacturing IOT Deployment 346Customer Analytics 348Choosing Public or Private Cloud 348The Impact of Cloud Computing on Network Engineering 349Pets versus Cattle 349Automation 349Cloud-Based Network Management 350Remote and Hybrid Work 350Employment Shifts 350Information Technology Cycles 350Review All the Key Topics 351Key Terms You Should Know 352Concepts and Actions 352Part IV Security 355
  19. Chapter 18Security and Privacy Concepts 358“Do I Know This Already?” Quiz 358Foundation Topics 360A Security Taxonomy 360Shift Left 362Privacy Concepts 363Personally Identifiable Information 363Data Lifecycle 364The Law and Privacy 365Privacy Tools 366Suppression 366Noise Injection 367Aggregation 368Segmentation 368Privacy and Network Operations 369Forwarded Packets 369Logged Information 369Protecting Logged User Information 370Authentication, Authorization, and Accounting 370Identity Stores 372Review All the Key Topics 373Key Terms You Should Know 373Concepts and Actions 374
  20. Chapter 19Attacks and Threats 376“Do I Know This Already?” Quiz 377Foundation Topics 378Defining Attacks and Threats 378Attack Surface 379Vulnerability 379Threat 380Exploit 380Risk 381Gaining Access 381Social Engineering 381Malware 382Supply Chain Attack 383Poor Configuration 383Man-in-the-Middle Attacks 383Lateral Movement 384Attack Actions 385Command and Control 386Data Exfiltration 386Ransomware 386Denial of Service 387Direct (or Burner) Attack 387Reflection Attack 388Resource Exhaustion 389Review All the Key Topics 391Key Terms You Should Know 392Concepts and Actions 392
  21. Chapter 20Security Tools 394“Do I Know This Already?” Quiz 394Foundation Topics 397Authentication Tools 397Single Sign-On 397Zero Trust 399Strong Passwords 400Two-Factor Authentication (2FA) 403Passwordless Systems 404Defensive Tools and Design 405Stateful and Contextual Packet Filtering 405Source Address Validation 408Defense in Depth 409Countering Spam and Phishing 410System-Level Defenses 410How to Detect a Phish 412Encryption 413Exchanging Private Keys 415Cryptographic Signatures 416Virtual Private Networks 418Review All the Key Topics 421Key Terms You Should Know 422Concepts and Actions 422Part V Managing Networks 425
  22. Chapter 21Managing Networks 426“Do I Know This Already?” Quiz 427Foundation Topics 428Network Documentation 428Descriptions 429Baselines 430Failure Reports 430Hardware and Software 431Network Processes and Lifecycle 431Managing Change 433Testing Techniques 433Technical Debt 436Management Challenges 436The Observability Problem 436Failure Rates in the Real World 437Connecting to Manage 438In-Band and Out-of-Band Management 438Connecting Through a Terminal Emulator 439Device Management Security Practices 439Management Systems 440NMS Dashboard 442Work Process System 442Modeling Language versus Configuration 442Cloud-Managed Networks 443Review All the Key Topics 445Key Terms You Should Know 446Concepts and Actions 446
  23. Chapter 22Troubleshooting 448“Do I Know This Already?” Quiz 449Foundation Topics 450Failure Terminology 450What Is a Failure? 450Failure Frequency 451Fragility and Resilience 452Troubleshooting Tools and Techniques 454The Half-Split Method 454Fixes 456The Post-Mortem 457Applying the Process: An Example 457Packet Captures 460Advice to Troubleshooters 464Review All the Key Topics 465Key Terms You Should Know 465Concepts and Actions 465
  24. Chapter 23Configuring a Network 468“Do I Know This Already?” Quiz 468Foundation Topics 471Initial Access 471Configuring IPv4 475Configuring Routing 479Configuring Remote Access and Security 485Adding IPv6 487Adding a Switch 490Review All the Key Topics 494Key Terms You Should Know 494Concepts and Actions 495Part VI Final Preparation 499
  25. Chapter 24Final Preparation 500Advice to Future Engineers 500Learning Consolidation Activities 501Suggested Plan for Final Review and Study 503Part VII Exam Updates 505
  26. Chapter 25Cisco Certified Support Technician CCST Networking 100-150 Official Cert GuideExam Updates 506The Purpose of This
  27. Chapter 506About Possible Exam Updates 507Impact on You and Your Study Plan 507News About the Next Exam Release 508Updated Technical Content 508Part VIII Appendices 509Appendix A Answers to the “Do I Know This Already?” Questions 510Glossary of Key Terms 519Online ElementsAppendix B Concepts and Actions Memory TablesAppendix C Solutions to Concepts and Actions Memory TablesAppendix D Study PlannerGlossary of Key Terms9780138213428 TOC---10/5/2023
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