O'Reilly logo

CCNA Certification All-In-One For Dummies by Silviu Angelescu

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Book I

Networking Basics

489628-pp0101.eps

Contents at a Glance

Chapter 1: Introducing Computer Networks

Purpose of Computer Networks

Operation Flow of Computer Networks

Topologies of Computer Networks

Chapter 2: The OSI Reference Model

Introduction to the OSI Reference Model

Seven Layers

Benefits of the OSI Reference Model

Chapter 3: Introducing the TCP/IP Protocol Suite

Introduction to the TCP/IP Protocol Suite

Layer 7: Application

Layer 6: Presentation

Layer 5: Session

Layer 4: Transport

Layer 3: Network

Layer 2: Data Link

Layer 1: Physical

Chapter 4: Data Encapsulation

Introducing Data Encapsulation

Chapter 5: Binary, Hexadecimal, and Decimal Numbering Systems

Decimal Numbers

Binary Numbers

Hexadecimal Numbers

Chapter 6: Local-Area Networks (LANs)

Introduction to Local-Area Networks

Ethernet Networking

Ethernet Standards

Ethernet in the OSI Model

Chapter 7: Introducing Wide-Area Networks (WANs)

Introducing Wide-Area Networks

Dedicated Leased Line Connections

Circuit-Switched Connections

Packet-Switched Connections

Cell-Switched Connections

Chapter 8: Introducing Wireless Networks

Benefits and Costs of Wireless Networks

Security Risks

Chapter 9: Network Design

Cisco Hierarchical Network Model

Core Layer

Distribution Layer

Access Layer

Benefits

Chapter 10: Introducing Cisco Hardware and Software

Introducing Cisco Products

Introducing Cisco Device Configurations

Meet the Cisco IOS User Interface ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required