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CCNA Cyber Ops SECFND 210-250 Official Cert Guide, First Edition by Stefano De Crescenzo, Joseph Muniz, Omar Santos

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Chapter 1. Fundamentals of Networking Protocols and Networking Devices

This chapter covers the following topics:

Image Introduction to TCP/IP and OSI models

Image Wired LAN and Ethernet

Image Frame switching

Image Hub, switch, and router

Image Wireless LAN and technologies

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