Autoplay
Autocomplete
Previous Lesson
Complete and Continue
Computer Networks for Absolute Beginners***
Section 1: Overview and Benefits of Computer Networks
What Is a Computer Network?
Some Basic Computer Networking Rules
Why Build a Computer Network?
How Computer Networks Impact Our Daily Lives
Benefits of Computer Networks
Section 2: How Computer Networks Work
Introduction to Computer Networking Protocols
Introduction to the OSI Model
Introduction to the TCP/IP Model
Introduction to MAC Addresses
Introduction to IP Addresses
IP versus MAC Addresses
How Computers Work Quiz
Section 3: Network Topologies
LANs and WANs
Peer-to-Peer Network Architecture
Client-Server Network Architecture
Common Networking Components
Introduction to Physical Network Topologies
Common Physical Network Topologies
Physical Network Topology Selection Criteria
Network Design Scenarios Introduction
Class Follow-Along Exercise: Network Design Scenario #1
Class Follow-Along Exercise: Network Design Scenario #2
Class Follow-Along Exercise: Network Design Scenario #3
Network Topologies Quiz
Section 4: Networking Devices
Section Introduction
Network Interface Cards
Hubs
Switches
Hubs versus Switches
How a Switch Learns MAC Addresses
Wireless Access Points
Routers
Introduction to the Packet Routing Process
Firewalls
DHCP Servers
All-in-One SOHO Devices
Network Devices Quiz
Section 5: Network Cabling
Section Introduction
Importance of Network Cabling
Types of Network Cabling
Twisted Pair Copper Network Cabling
Fiber Optic Network Cabling
Twisted Pair Copper Wiring Standards
Networking Cable Selection Criteria
Straight Through versus Cross Over Network Cables
Network Cabling Quiz
Section 6: The OSI Model
OSI Model Overview
OSI Layer 7 - The Application Layer
OSI Layer 6 - The Presentation Layer
OSI Layer 5 - The Session Layer
OSI Layer 4 - The Transport Layer
OSI Layer 3 - The Network Layer
OSI Layer 2 - The Data Link Layer
OSI Layer 1 - The Physical Layer
OSI Model Data Encapsulation and Decapsulation
OSI Model Quiz
Section 7: Planning a Network
Why we Plan
The Overall Process
Understanding the Business
Establishing a Business Need
Defining Specific Areas of Improvement
Buy-in and Resources
Hidden Costs
Other Considerations
Planning Questions
Next Steps
Section 8: Introduction to TCP/IP
TCP/IP Protocols
What is TCP/IP?
Section 9: TCP/IP Network Layer Protocols
TCP/IP Network Layer Protocols
Address Resolution Protocol (ARP)
Internet Protocol Version 4 (IPv4)
Internet Protocol Version 6 (IPv6)
Internet Control Message Protocol (ICMP)
TCP/IP Network Layer Protocols Quiz
Section 10: TCP/IP Transport Layer Protocols
TCP/IP Transport Layer Protocols
Transmission Control Protocol (TCP)
User Datagram Protocol (UDP)
TCP versus UDP
TCP/IP Transport Layer Protocols Quiz
Section 11: Common TCP/IP Application Layer Protocols
Common TCP/IP Application Layer Protocols
Management Protocols
Remote Communication Protocols
File Transfer Application Protocols
Mail Application Protocols
Browser Application Protocols
Voice over IP (VoIP) Protocols
TCP/IP Application Layer Protocols Quiz
Section 12: Computer Networking Ports
Introduction to Computer Networking Ports
Computer Networking Ports Quiz
Section 13: IP Addressing
Section Introduction
IP Addressing Components and Classful IPv4 Addressing System
Identifying the Network You're On
IPv4 Private Addresses
IP Addressing Quiz
Section 14: Introduction to Subnetting
Introduction to Subnetting
Subnetting Quiz
Section 15: Designing a Network
Designing a Network
Step 1: Identify the Uses of the Network
Step 2: List Which Tasks Execute on Which Computers
Step 3: Select the Type of Network: Centralized or Not?
Step 4: Select the Proper Equipment
Step 5: Draw the Network
Step 6 & 7: Write the Specifications & Build It!
Section 16: Follow-Along Case Study Network Design Scenarios
Section Introduction
Case Study Analysis Instructions
Case Study #1: H&M Law Firm Walk-Through
Case Study #1: H&M Law Firm Network Design Proposal Analysis
Case Study #2: San Bernardo Dentistry Walk-Through
Case Study #2: San Bernardo Dentistry Analysis
Section 17: Congratulations!
Congratulations!
LANs and WANs
Complete and Continue