CompTIA Network+ Certification Study Guide: Exam N10-004, Second Edition, offers a practical guide for those interested in pursuing CompTIA Network+ certification. It presents the fundamental terminology needed to perform duties as a network technician and to pass the CompTIA Network+ exam. The book begins with a brief history of the development of networks, including their origins and where they are heading. It describes network models such as centralized and decentralized, and distinguishes between a local area network (LAN) and a wide area network (WAN). The discussions include cable connections and termination for the Network+ exam; the meaning of convergence; and the most common network devices being used on small and large networks, including the Internet. The role of switches in improving network functionality and enhancing security is described. The book also contains chapters on wireless networking; Open Systems Interconnection (OSI) model; Transmission Control Protocol/Internet Protocol (TCP/IP); wide area network (WAN) technologies; network security; and network management and troubleshooting. - New to this edition in accordance with the newly revised exam is an intensified focus on network security - Two NEW practice exams to help eliminate test-day jitters - Tiered chapter ending questions that allow for graduated learning - Covers everything from test taking techniques to advanced topics - keeping the beginner and intermediate IT professional in mind - Layout of the guide parallels the Network+ N10-004 objectives for ease of study

More than 220,000 network professionals have achieved the Network+ certification since its inception, second only to the Cisco Certified Network Associate certification. This hardcover edition includes Sybex CompTIA Network+ Virtual Lab network simulator plus four additional bonus exams and 100 additional flashcards and is fully updated for the first revision of the exam since 2005. The guide contains concise information on security essentials and standards, using practical examples and insights drawn from real-world experience and covers key exam topics including network technologies, media and topologies, devices, management, tools, and security. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file. For Instructors: Teaching supplements are available for this title.

Bestselling author Todd Lammle thoroughly covers this first revision of the CompTIA Network+ exam since 2005. Using his one-of-a-kind conversational style, Todd gives you clear and concise information on crucial networking topics through practical examples and insights drawn from his real-world experience. This Study Guide thoroughly covers all exam objectives for the CompTIA Network+ exam (N10-004), including key topics such as network technologies, media and topologies, devices, management, tools, and security. Along with the book you get a CD-ROM featuring a custom test engine with chapter review questions, two practice exams, flashcards, and the book as a searchable PDF. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file. For Instructors: Teaching supplements are available for this title.

If you want to PASS the CompTIA Network+ Certification, this book is for you! BUY THIS BOOK NOW AND GET STARTED TODAY! In this book you will discover: · Network Concepts and Protocols · CompTIA Network+ Exam Information · OSI Model & Network Operations · Encapsulation and the OSI Model · Network Protocols and Port Numbers · DHCP, DNS & NTP · SQL Database Protocols · TCP & UDP Protocols · Binary and Hexadecimal Numbers · How to Convert Decimal to Binary · IPv4 Addressing Fundamentals · Classless & Classfull Addressing · IP Address Types · How to Subnet Networks · IPv6 Address Fundamentals · IPv6 SLAAC & IPv6 DHCP · Network Address Translation · Dynamic Host Configuration Protocol · Domain Name System · Ethernet Cabling · Coax Cabling and Cable Termination · Fiber Optics · Multiplexing Fiber Optics · Ethernet Fundamentals · CSMA/CD · Duplex and Speed · Ethernet Frame Fundamentals · Ethernet Layer 2 Operation · Spanning Tree Protocol · VLANs and Port Aggregation · How to Route IP Traffic · Address Resolution Protocol · How to Send Ping to Default Gateway · How to Build Routing Tables · Wireless Networking Fundamentals · Wireless 802.11 Protocols · Wireless Ethernet Operation · Wireless Topologies and Management · Wireless Encryption · Cellular Wireless · Layer 2 Devices and Services · Traffic Shaping · Neighbor Device Discovery · Load Balancer Fundamentals · Firewall Fundamentals · VoiP & SCADA Systems · Network Monitoring · Layer 2 Errors · Facilities Monitoring · Collecting Network Monitoring & Baselining · Network Security Fundamentals · Threats, Vulnerabilities & Exploits · How to Reduce Threat Exposure · Defense in Depth · Authentication, Authorization, and Accounting · Multifactor Authentication · Network Access Control · Security Assessments · How to Assess Risk · Human & Technical Exploits · WiFi Attacks & Rogue DHCP Servers · Password Attacks · How to Secure Layer 2 · Rogue DHCP Servers & Dynamic ARP Inspection · How to Secure Layer 3 & Layer 4 · How to Secure Layer 7 · Password & Wireless Security · Geofencing · Remote Access & Security · Virtual Private Networks · Remote Desktop & Virtual Desktops Connections · Network Management Options · Video Surveillance & Asset Tracking · Network Topologies & Types · Blank Area Networks · WAN Technologies · Virtualized Networks · Data Center Networks · Software Defined Networking · SAN & Cloud Computing · Cloud Services · Network Troubleshooting Fundamentals · How to Establish a Theory of Cause · How to Test the Theory & Establish a Plan of Action · How to Test, Verify and Document the Solution · How to Identify and Troubleshoot Cable Issues · Fiber Optic Cables & Tools · How to use Ping, ARP & Traceroute · How to Capture Traffic · Wireless Troubleshooting & WiFi Tools · Common Wireless Issues · Configuration Issues · How to Troubleshoot Routing Issues · How to use Simple Network Management Protocol · How to use Netflow · How to use Syslog · How to Document IT Procedures and Plans · Security and Device Policies · Data Center Diagrams · MDF & IDF Diagrams · Logical Network Diagrams · Disaster Recovery · Backups and Snapshots · Service Level Agreement Fundamentals BUY THIS BOOK NOW AND GET STARTED TODAY!

Work through key exercises for the latest release of the CompTIA Network+ exam with help from 31 certcam videos! With hundreds of practice questions and hands-on exercises, this newly revised study guide covers everything you need to know--and shows you how to prepare--for this challenging exam. CompTIA Network+ Certification Study Guide, Fourth Edition, includes knowledge- and scenario-based questions, plus one case study-based lab question, in each chapter. Featuring step-by-step exercises, chapter self-tests, and in-depth explanations, this is the most effective exam-focused test preparation available. Plus, this enhanced e-book offers 31 certcam videos showing exactly how to do key exercises within the book.

Your Complete Certification Solution Covers the critical information you need to know to score higher on your Network+ exam: Implement proven best practices for managing networks efficiently and reliably Thoroughly understand network hardware components, devices, cabling, and connectors Systematically review TCP/IP, related network protocols, and the OSI model Manage network operating systems and clients Identify network vulnerabilities and configure network security to address them Use security tools such as cryptography and antivirus software Provide reliable, secure Internet access, WAN access, and VLAN support Implement disaster recovery plans that protect business continuity Troubleshoot network and Internet connectivity problems Efficiently document the network and provide high-quality user support informit.com/examcram ISBN-13: 978-0-7897-3795-3 ISBN-10: 0-7897-3795-7

If you want to PASS the CompTIA Network+ Certification, this book is for you! In this book you will discover: · Network Concepts and Protocols · CompTIA Network+ Exam Information · OSI Model & Network Operations · Encapsulation and the OSI Model · Network Protocols and Port Numbers · DHCP, DNS & NTP · SQL Database Protocols · TCP & UDP Protocols · Binary and Hexadecimal Numbers · How to Convert Decimal to Binary · IPv4 Addressing Fundamentals · Classless & Classfull Addressing · IP Address Types · How to Subnet Networks · IPv6 Address Fundamentals · IPv6 SLAAC & IPv6 DHCP · Network Address Translation · Dynamic Host Configuration Protocol · Domain Name System · Ethernet Cabling · Coax Cabling and Cable Termination · Fiber Optics · Multiplexing Fiber Optics · Ethernet Fundamentals · CSMA/CD · Duplex and Speed · Ethernet Frame Fundamentals · Ethernet Layer 2 Operation · Spanning Tree Protocol · VLANs and Port Aggregation · How to Route IP Traffic · Address Resolution Protocol · How to Send Ping to Default Gateway · How to Build Routing Tables · Wireless Networking Fundamentals · Wireless 802.11 Protocols · Wireless Ethernet Operation · Wireless Topologies and Management · Wireless Encryption · Cellular Wireless · Layer 2 Devices and Services · Traffic Shaping · Neighbor Device Discovery · Load Balancer Fundamentals · Firewall Fundamentals · VoiP & SCADA Systems · Network Monitoring · Layer 2 Errors · Facilities Monitoring · Collecting Network Monitoring & Baselining · BUY THIS BOOK NOW AND GET STARTED TODAY!

Today's networks are required to support an increasing array of real-time communication methods. Video chat, real-time messaging, and always-connected resources put demands on networks that were previously unimagined. The Second Edition of Fundamentals of Communications and Networking helps readers better understand today's networks and the way they support the evolving requirements of different types of organizations. It discusses the critical issues of designing a network that will meet an organization's performance needs and discusses how businesses use networks to solve business problems. Using numerous examples and exercises, this text incorporates hands-on activities to prepare readers to fully understand and design modern networks and their requirements. Key Features of the Second Edition: - Introduces network basics by describing how networks work - Discusses how networks support the increasing demands of advanced communications - Illustrates how to map the right technology to an organization's needs and business goals - Outlines how businesses use networks to solve business problems, both technically and operationally.