Introduce working with network infrastructure and network operating systems in small- to medium-sized networks with Tomsho’s “Guide to Networking Essentials” 9th Edition. The text focuses on computer networking technologies and troubleshooting, delving into network protocols and devices, including wireless and cybersecurity technologies. Challenge Labs and Hands-On Projects offer immersive hands-on experiences and engage students in practical application with all-new, self-grading Packet Tracer labs without the hassle of complex lab setup. Stay current with the latest networking technologies and operating systems, including new Ethernet and Wi-Fi standards. Help students gain an edge with the addition of certification mapping to the Cisco Certified Support Technician (CCST): Networking 100-150 exam to master configuring, troubleshooting and supporting networks with confidence.