CompTIA

Computer Networks and Communications

(CTU-IT304.AE2)
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Skills You’ll Get

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1

The Networks and Open Systems Interconnection Specifications

  • First Things First: What's a Network?
  • Physical Network  Topologies
  • Topology Selection, Backbones, and Segments
  • Internetworking Models
  • The OSI Reference Model
  • Introduction to Encapsulation
  • Modulation Techniques
  • Summary
2

Networking Connectors, Wiring Standards and Ethernet Specifications

  • Physical Media
  • Cable Properties
  • Wiring Standards
  • Installing Wiring Distributions
  • Network Basics
  • Ethernet Basics
  • Ethernet at the Data Link Layer
  • Ethernet at the Physical Layer
  • Ethernet over Other Standards (IEEE 1905.1-2013)
  • Summary
3

Introduction to the Internet Protocol

  • Introducing TCP/IP
  • Data Encapsulation
  • Summary
4

Wireless Networking

  • Introduction to Wireless Technology
  • Cellular Technologies
  • The 802.11 Standards (Regulatory Impacts)
  • Comparing 802.11 Standards
  • Wireless Network Components
  • Installing a Wireless Network
  • Site Survey
  • Wireless Security
  • Summary
5

Common Security Concepts and Network Troubleshooting Methodology

  • Threats
  • Vulnerabilities
  • Authentication Methods
  • Security Risk Assessments
  • Security Information and Event Management (SIEM)
  • Narrowing Down the Problem
  • Troubleshooting Steps
  • Troubleshooting Tips
  • Summary

1

The Networks and Open Systems Interconnection Specifications

  • Identifying Clients and Servers
  • Connecting Devices in a Peer-To-Peer Architecture
2

Networking Connectors, Wiring Standards and Ethernet Specifications

  • Testing a RJ-45 Cable Using a Cable Tester
  • Connecting a Workstation to the Ethernet and Internet
3

Introduction to the Internet Protocol

  • Displaying a Router’s IP ARP Table
  • Understanding the IPv4 Header
  • Displaying the Structure of the UDP Segment
  • Displaying the Structure of the TCP Segment
4

Wireless Networking

  • Setting Up a Wireless Access Point
  • Installing an NIC on a Motherboard of a CPU
  • Turning On the Personal Hotspot in an iPhone
  • Verifying Whether a Wireless NIC is Configured in a Laptop
5

Common Security Concepts and Network Troubleshooting Methodology

  • Installing a RADIUS Server
  • Configuring AAA for Device Access Control

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