Network Fundamentals, CCNA Exploration Companion Guide
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Network Fundamentals, CCNA Exploration Companion Guide: (Companion Guide)

Network Fundamentals, CCNA Exploration Companion Guide: (Companion Guide)


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About the Book

Network Fundamentals, CCNA Exploration Companion Guide is the official supplemental textbook for the Network Fundamentals course in the Cisco® Networking Academy® CCNA® Exploration curriculum version 4. The course, the first of four in the new curriculum, is based on a top-down approach to networking. The Companion Guide, written and edited by Networking Academy instructors, is designed as a portable desk reference to use anytime, anywhere. The book’s features reinforce the material in the course to help you focus on important concepts and organize your study time for exams.   New and improved features help you study and 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 updated lists of networking vocabulary introduced and highlighted in context in each chapter. Glossary–Consult the comprehensive glossary with more than 250 terms. Check Your Understanding questions and answer key–Evaluate your readiness with the updated end-of-chapter questions that match the style of questions you see on the online course quizzes. The answer key explains each answer. Challenge questions and activities–Strive to ace more challenging review questions and activities designed to prepare you for the complex styles of questions you might see on the CCNA exam. The answer key explains each answer.   How To–Look for this icon to study the steps you need to learn to perform certain tasks.   Packet Tracer Activities– Explore networking concepts in activities interspersed throughout some chapters using   Packet Tracer v4.1 developed by Cisco. The files for these activities are on the accompanying CD-ROM.   Also available for the Network Fundamentals Course Network Fundamentals, CCNA Exploration Labs and Study Guide ISBN-10: 1-58713-203-6 ISBN-13: 978-1-58713-203-2   Companion CD-ROM **See instructions within the ebook on how to get access to the files from the CD-ROM that accompanies this print book.** The CD-ROM provides many useful tools and information to support your education: Packet Tracer Activity exercise files v4.1 VLSM Subnetting Chart Structured Cabling Exploration Supplement Taking Notes: a .txt file of the chapter objectives A Guide to Using a Networker’s Journal booklet IT Career Information Tips on Lifelong Learning in Networking     This book is part of the Cisco Networking Academy Series from Cisco Press®. The products in this series support and complement the Cisco Networking Academy online curriculum.  

Table of Contents:
Introduction Chapter 1 Living in a Network-Centric World Objectives Key Terms Communicating in a Network-Centric World     Networks Supporting the Way We Live     Examples of Today’s Popular Communication Tools     Networks Supporting the Way We Learn     Networks Supporting the Way We Work     Networks Supporting the Way We Play Communication: An Essential Part of Our Lives     What Is Communication?     Quality of Communication The Network as a Platform     Communicating over Networks     Elements of a Network     Converged Networks The Architecture of the Internet     The Network Architecture     Fault-Tolerant Network Architecture     Scalable Network Architecture     Providing Quality of Service     Providing Network Security Trends in Networking     Where Is It All Going?     Networking Career Opportunities Summary Activities and Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 2 Communicating over the Network Objectives Key Terms The Platform for Communications     The Elements of Communication     Communicating the Messages     Components of the Network     End Devices and Their Role on the Network     Intermediary Devices and Their Role on the Network     Network Media LANs, WANs, and Internetworks     Local-Area Networks     Wide-Area Networks     The Internet: A Network of Networks     Network Representations Protocols     Rules That Govern Communications     Network Protocols     Protocol Suites and Industry Standards     Interaction of Protocols     Technology-Independent Protocols Using Layered Models     The Benefits of a Layered Model     Protocol and Reference Models     TCP/IP Model     Communication Process     Protocol Data Units and Encapsulation     Sending and Receiving Process     OSI Model     Comparing the OSI Model to the TCP/IP Model Network Addressing     Addressing in the Network     Getting Data to the End Device     Getting Data Through the Internetwork     Getting Data to the Right Application Summary Activities and Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 3 Application Layer Functionality and Protocols Objectives Key Terms Applications: The Interface Between the Networks     OSI and TCP/IP Model     Application Layer Software     User Applications, Services, and Application Layer Protocols     Application Layer Protocol Functions Making Provisions for Applications and Services     Client/Server Model     Servers     Application Layer Services and Protocols     Peer-to-Peer (P2P) Networking and Applications Application Layer Protocols and Services Examples     DNS Services and Protocol     WWW Service and HTTP     E-Mail Services and SMTP/POP Protocols     E-Mail Server Processes: MTA and MDA     FTP     DHCP     File-Sharing Services and SMB Protocol     P2P Services and Gnutella Protocol     Telnet Services and Protocol Summary Activities and Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 4 OSI Transport Layer Objectives Key Terms Roles of the Transport Layer     Purpose of the Transport Layer     Supporting Reliable Communication     TCP and UDP     Port Addressing     Segmentation and Reassembly: Divide and Conquer TCP: Communicating with Reliability     Making Conversations Reliable     TCP Server Processes     TCP Connection Establishment and Termination     TCP Three-Way Handshake     TCP Session Termination     TCP Acknowledgment with Windowing     TCP Retransmission     TCP Congestion Control: Minimizing Segment Loss UDP: Communicating with Low Overhead     UDP: Low Overhead Versus Reliability     UDP Datagram Reassembly     UDP Server Processes and Requests     UDP Client Processes Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 5 OSI Network Layer Objectives Key Terms IPv4     Network Layer: Communication from Host to Host     IPv4: Example Network Layer Protocol     IPv4 Packet: Packaging the Transport Layer PDU     IPv4 Packet Header Networks: Dividing Hosts into Groups     Creating Common Groups     Why Separate Hosts into Networks?     Dividing Networks from Networks Routing: How Data Packets Are Handled     Device Parameters: Supporting Communication Outside the Network     IP Packets: Carrying Data End to End     Gateway: The Way Out of the Network     Route: A Path to a Network     Destination Network     Next Hop: Where the Packet Goes Next     Packet Forwarding: Moving the Packet Toward Its Destination Routing Processes: How Routes Are Learned     Static Routing     Dynamic Routing     Routing Protocols Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 6 Addressing the Network: IPv4 Objectives Key Terms IPv4 Addresses     Anatomy of an IPv4 Address     Binary-to-Decimal Conversion     Decimal-to-Binary Conversions     Addressing Types of Communication: Unicast, Broadcast, Multicast IPv4 Addresses for Different Purposes     Types of Addresses in an IPv4 Network Range     Subnet Mask: Defining the Network and Host Portions of the Address     Public and Private Addresses     Special Unicast IPv4 Addresses     Legacy IPv4 Addressing Assigning Addresses     Planning to Address the Network     Static or Dynamic Addressing for End-User Devices     Selecting Device Addresses     Internet Assigned Numbers Authority (IANA)     ISPs Calculating Addresses     Is the Host on My Network?     Calculating Network, Hosts, and Broadcast Addresses     Basic Subnetting     Subnetting: Dividing Networks into Right Sizes     Subnetting a Subnet Testing the Network Layer     Ping 127.0.0.1: Testing the Local Stack     Ping Gateway: Testing Connectivity to the Local LAN     Ping Remote Host: Testing Connectivity to Remote LAN     Traceroute (tracert): Testing the Path     ICMPv4: The Protocol Supporting Testing and Messaging Overview of IPv6 Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 7 OSI Data Link Layer Objectives Key Terms Data Link Layer: Accessing the Media     Supporting and Connecting to Upper-Layer Services     Controlling Transfer Across Local Media     Creating a Frame     Connecting Upper-Layer Services to the Media     Standards MAC Techniques: Placing Data on the Media     MAC for Shared Media     MAC for Nonshared Media     Logical Topology Versus Physical Topology MAC: Addressing and Framing Data     Data Link Layer Protocols: The Frame     Framing: Role of the Header     Addressing: Where the Frame Goes     Framing: Role of the Trailer     Sample Data Link Layer Frames Putting It All Together: Following Data Through an Internetwork Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 8 OSI Physical Layer Objectives Key Terms Physical Layer: Communication Signals     Purpose of the Physical Layer     Physical Layer Operation     Physical Layer Standards     Physical Layer Fundamental Principles Physical Signaling and Encoding: Representing Bits     Signaling Bits for the Media     Encoding: Grouping Bits     Data-Carrying Capacity Physical Media: Connecting Communication     Types of Physical Media     Copper Media     Media Connectors Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 9 Ethernet Objectives Key Terms Overview of Ethernet     Ethernet: Standards and Implementation     Ethernet: Layer 1 and Layer 2     Logical Link Control: Connecting to the Upper Layers     MAC: Getting Data to the Media     Physical Implementations of Ethernet Ethernet: Communication Through the LAN     Historic Ethernet     Legacy Ethernet     Current Ethernet     Moving to 1 Gbps and Beyond Ethernet Frame     Frame: Encapsulating the Packet     Ethernet MAC Address     Hexadecimal Numbering and Addressing     Another Layer of Addressing     Ethernet Unicast, Multicast, and Broadcast Ethernet MAC     MAC in Ethernet     CSMA/CD: The Process     Ethernet Timing     Interframe Spacing and Backoff Ethernet Physical Layer     10- and 100-Mbps Ethernet     1000-Mbps Ethernet     Ethernet: Future Options Hubs and Switches     Legacy Ethernet: Using Hubs     Ethernet: Using Switches     Switches: Selective Forwarding Address Resolution Protocol (ARP)     Resolving IPv4 Addresses to MAC Addresses     Maintaining a Cache of Mappings     ARP Broadcast Issues Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 10 Planning and Cabling Networks Objectives Key Terms LANs: Making the Physical Connection     Choosing the Appropriate LAN Device     Device Selection Factors Device Interconnections     LAN and WAN: Getting Connected     Making LAN Connections     Making WAN Connections Developing an Addressing Scheme     How Many Hosts in the Network?     How Many Networks?     Designing the Address Standard for Your Internetwork Calculating the Subnets     Calculating Addresses: Case 1     Calculating Addresses: Case 2 Device Interconnections     Device Interfaces     Making the Device Management Connection Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Chapter 11 Configuring and Testing Your Network Objectives Key Terms Configuring Cisco Devices: IOS Basics     Cisco IOS     Access Methods     Configuration Files     Introducing Cisco IOS Modes     Basic IOS Command Structure     Using CLI Help     IOS Examination Commands     IOS Configuration Modes Applying a Basic Configuration Using Cisco IOS     Naming Devices     Limiting Device Access: Configuring Passwords and Banners     Managing Configuration Files     Configuring Interfaces Verifying Connectivity     Test the Stack     Testing the Interface     Testing the Local Network     Testing Gateway and Remote Connectivity     Tracing and Interpreting Trace Results Monitoring and Documenting Networks     Basic Network Baselines     Capturing and Interpreting Trace Information     Learning About the Nodes on the Network Summary Labs Check Your Understanding Challenge Questions and Activities To Learn More Appendix Check Your Understanding and Challenge Questions Answer Key Glossary

About the Author :
Mark A. Dyewas the technology manager and training manager for the Bevill Center at Gadsden State Community College, where he also managed and taught in the Cisco Academy program. He now works full time as an assessment and curriculum developer with Cisco. Mark also has maintained a private information technology consulting business since 1985. Mark’s 30+-year career has included roles as biomedical instrumentation technician, field service engineer, customer service supervisor, network engineer, and instructor.   Rick McDonald teaches computer and networking courses at the University of Alaska Southeast in Ketchikan, Alaska. He is developing methods for delivering hands-on training via distance in Alaska using web-conferencing and NETLAB tools. Rick worked in the airline industry for several years before returning to full-time teaching. He taught CCNA and CCNP courses in the Cisco Networking Academy in North Carolina and was a CCNA instructor trainer.   Antoon “Tony”W. Rufi currently is the associate dean of computer and information science for all the ECPI College of Technology campuses. He also teaches the Cisco Networking Academy CCNA, CCNP, Network Security, Fundamentals of Wireless LAN, and IP Telephony curricula. Before becoming an instructor for ECPI, he spent almost 30 years in the United States Air Force, working on numerous electronic projects and computer programs.


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Product Details
  • ISBN-13: 9780132877435
  • Publisher: Pearson Education (US)
  • Publisher Imprint: Cisco Press
  • Language: English
  • Series Title: Companion Guide
  • ISBN-10: 0132877430
  • Publisher Date: 29 Oct 2007
  • Binding: Digital download
  • No of Pages: 552
  • Weight: 1 gr


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