Packed with hands-on learning tools, Tomsho's GUIDE TO NETWORKING ESSENTIALS, Eighth Edition, equips you with the knowledge and skills to work with network infrastructure devices and network operating systems in a small to medium-size network environment. Focusing on troubleshooting and computer networking technologies, it delivers a comprehensive introduction to network protocols and network devices, including wireless and cybersecurity technologies. It reflects the latest networking technologies and operating systems, covers new Ethernet standards, includes an Internet of Things (IoT) chapter and adds certification mapping to the Microsoft Technology Associate (MTA Exam 98-366) in Networking Fundamentals.