Unit 1 Explore the Network 1
Introduction
Globally Connected
Networking Today
Providing Resources in a Network
LANs, WANs, and the Internet
Network Components
LANs and WANs
The Internet, Intranets, and Extranets
Connections
The Network as a Platform
Converged Networks
Reliable Network
The Changing Network Environment
Network Trends
Networking Technologies for the Home
Network Security
Network Architecture
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 2 Configure a Network Operating System
Introduction
IOS Bootcamp
Cisco IOS
Cisco IOS Access
Navigate the IOS
The Command Structure
Basic Device Configuration
Hostnames
Limit Access to Device Configurations
Save Configurations
Address Schemes
Ports and Addresses
Configure IP Addressing
Verifying Connectivity
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 3 Network Protocols and Communications
Introduction
Rules of Communication
The Rules
Network Protocols and Standards
Protocols
Protocol Suites
Standard Organizations
Reference Models
Data Transfer in the Network
Data Encapsulation
Data Access
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 4 Network Access
Objectives
Key Terms
Introduction
Physical Layer Protocols
Physical Layer Connection
Purpose of the Physical Layer
Physical Layer Characteristics
Network Media
Copper Cabling
UTP Cabling
Fiber-Optic Cabling
Wireless Media
Data Link Layer Protocols
Purpose of the Data Link Layer
Media Access Control
Topologies
WAN Topologies
LAN Topologies
Data Link Frame
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 5 Ethernet
Introduction
Ethernet Protocol
Ethernet Frame
Ethernet MAC Addresses
LAN Switches
The MAC Address Table
Switch Port Settings
Address Resolution Protocol
MAC and IP
ARP
ARP Issues
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 6 Network Layer
Objectives
Key Terms
Introduction
Network Layer Protocols
Network Layer in Communications
Characteristics of the IP Protocol
IPv4 Packet
IPv6 Packet
Routing
How a Host Routes
Router Routing Tables
Routers
Anatomy of a Router
Router Boot-up
Configure a Cisco Router
Configure Initial Settings
Configure Interfaces
Configure the Default Gateway
Summary
Practice
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 7 IP Addressing
Introduction
IPv4 Network Addresses
Binary and Decimal Conversion
IPv4 Address Structure
IPv4 Unicast, Broadcast, and Multicast
Types of IPv4 Addresses
IPv6 Network Addresses
IPv4 Issues
IPv6 Addressing
Types of IPv6 Addresses
IPv6 Unicast Addresses
IPv6 Multicast Addresses
Connectivity Verification
ICMP
Testing and Verification
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 8 Subnetting IP Networks
Introduction
Subnetting an IPv4 Network
Network Segmentation
Subnetting an IPv4 Network
Subnetting a /16 and /8 Prefix
Subnetting to Meet Requirements
Benefits of Variable Length Subnet Masking
Addressing Schemes
Structured Design
Design Considerations for IPv6
Subnetting an IPv6 Network
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 9 Transport Layer
Introduction
Transport Layer Protocols
Transportation of Data
TCP and UDP Overview
TCP and UDP
TCP Communication Process
Reliability and Flow Control
UDP Communication
TCP or UDP
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 10 Application Layer
Introduction
Application Layer Protocols
Application, Presentation, and Session
How Application Protocols Interact with End-User Applications
Well-Known Application Layer Protocols and Services
Web and Email Protocols
IP Addressing Services
File Sharing Services
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions
Unit 11 Build a Small Network
Introduction
Network Design
Devices in a Small Network
Small Network Applications and Protocols
Network Security
Security Threats and Vulnerabilities
Network Attacks
Network Attack Mitigation
Device Security
Backup and Restore Configuration Files
Network Testing and Verification
The ping Command
The traceroute and tracert Command
Show Commands
Host and IOS Commands
Debugging
Network Troubleshooting
Troubleshooting Methodologies
Troubleshoot Cables and Interfaces
Troubleshooting Scenarios
Summary
Practice
Class Activities
Labs
Packet Tracer Activities
Check Your Understanding Questions