CISSP Essentials training: Domain 5, Telecommunications and Network Security

Prepare for Domain 5 of the CISSP exam by learning about telecommunications and networking. Security SchoolTelecommunications and network security use various mechanisms, devices, software and protocols that are interrelated and integrated.

Network security is one of the more complex topics in the computer field, mainly because so many components are involved. A network administrator or engineer must know how to configure networking software, protocols and services and devices; deal with interoperability issues; install, configure and interface with telecommunication software and devices; and troubleshoot effectively. A security professional must understand these issues and the vulnerabilities that can arise within the network.


Discover what you need to know to ace the CISSP exam with this series of CISSP certification training lessons. Each lesson, which contains a video, domain spotlight article and a quiz with sample CISSP exam questions, corresponds to a specific domain in the CISSP exam's "Common Body of Knowledge" -- the essential elements each CISSP-certified practitioner must know.

In this CISSP Essentials Security School lesson, Domain 5, Telecommunications and Network Security, expert CISSP exam trainer Shon Harris details the key topics students need to know to pass the CISSP exam. Before watching the special Domain 5, Telecommunications and Network Security video below, it's recommended that students read the Domain 5 spotlight article, which provides an overview of the concepts presented in the video, such as protocol and stack models, including OSI, abstraction layers, associated protocols and their relationships to each other; core technologies like network topology, LAN, MAN, WAN, cabling and data transmission types, network and telecommunications devices and services, and Web-based intranet and extranet Web technologies; network components and services, devices and resource management; and extension technologies covering remote access methods and wireless technologies.

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After watching the video, test your comprehension of this material with our Domain 5, Telecommunications and Network Security quiz. Upon completion, return to the CISSP Essentials Security School table of contents to select your next lesson.

About Shon Harris:Shon Harris
Shon Harris is a CISSP, MCSE and President of Logical Security, a firm specializing in security educational and training tools. Logical Security offers curriculum, virtual labs, instructor slides and tools for lease by training companies, security companies, military organizations, government sectors and corporations.

Shon is also a security consultant, an engineer in the Air Force's Information Warfare unit, an entrepreneur and an author. She has authored two best selling CISSP books, including CISSP All-in-One Exam Guide, and was a contributing author to the book Hacker's Challenge. Shon is currently finishing her newest book, Gray Hat Hacking: The Ethical Hacker's Handbook.

CISSP® is a registered certification mark of the International Information Systems Security Certification Consortium, Inc., also known as ISC(2).

This was last published in June 2014

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