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You're reading from CompTIA Network+ Certification Guide The ultimate guide to passing the N10-007 exam

Product type Paperback

Published in Dec 2018

Publisher

ISBN-13 9781789340501

Length 422 pages

Edition 1st Edition

Tools

Windows OS

Concepts

IT Certification

Authors (2):

Glen D. Singh

Rishi Latchmepersad

View More author details

Table of Contents (17) Chapters

Preface

1. The OSI Reference Model and the TCP/IP Stack FREE CHAPTER

2. Network Ports, Protocols, and Topologies

3. Ethernet

4. Understanding IPv4 and IPv6

5. Routing and Switching Concepts

6. Wireless and Cloud Technologies

7. Network Components

8. Network Virtualization and WAN Technologies

9. Business Continuity and Disaster Recovery Concepts

10. Network Identity Management and Policies

11. Network Security Concepts

12. TCP/IP Security

13. Organizational Security

14. Troubleshooting a Network

15. Assessment

16. Other Books You May Enjoy

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Properties of network traffic

In this section, we will outline and discuss the properties of network traffic.

Collision domain

In a collision domain, all end devices, such as computers, compete with each other to use the medium for transmitting a message over the network. An example of a collision domain is a hub-based network. A hub operates on half duplex, which means only one device can transmit data at any point in time, and each connected device on the hub has to share the same bandwidth with the other devices.

Switches were invented to be smarter devices than hubs. In a switch, bandwidth is not shared but rather dedicated on each port; however, if the switch port is operating on half-duplex, the port is said to be a...

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Authors (2)

Glen D. Singh

Glen D. Singh is a cybersecurity author, educator and SecOps professional. His areas of expertise are cybersecurity operations, offensive security tactics and techniques, and enterprise networking. He holds a Master of Science (MSc) in cybersecurity and many industry certifications from top awarding bodies such as EC-Council, Cisco, and Check Point. Glen loves teaching and mentoring others while sharing his wealth of knowledge and experience as an author. He has written many books, which focus on vulnerability discovery and exploitation, threat detection, intrusion analysis, incident response, network security, and enterprise networking. As an aspiring game changer, Glen is passionate about increasing cybersecurity awareness in his homeland, Trinidad and Tobago.

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Latchmepersad

Rishi Latchmepersad is a Tier II data center engineer in the IP team at Air Link Networks, a medium-sized, Miami-based ISP that provides a number of video, co-location, and dedicated internet access facilities for numerous customers in the western-hemisphere. Rishi works alongside his team to manage the core IP network, managing infrastructure in a multi-vendor environment across several geographically diverse sites. Before taking on this role, Rishi worked at the University of the West Indies to develop a small network management solution (NMS) to measure several KPIs across a network by employing small probes in the network.

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