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The Essentials of Computer Networking, Second Edition: Learn the Basics to Build Your Career
Paperback
Publisher: Independently Published
Published: Jul 5 2026
Pages: 182
Weight: 0.82
Height: 0.39 Width: 8.00 Depth: 10.00
Language: English
The Essentials of Computer Networking takes you from a single copper pair all the way to a secure, working network-one clear step at a time. No prior experience required. This fully revised Second Edition is now completely illustrated, with 80+ detailed diagrams that make every concept visible: cable cutaways, the OSI stack, subnetting worked out on the page, packet exchanges, and network topologies.
Whether you're starting an IT career, preparing for a certification, or finally connecting the dots on how networks really work, this is the foundation to build on.
What you'll learn- Choose and install the right cabling-and read a network by sight
- Reason through the OSI and TCP/IP layers like a professional
- Tell hubs, switches, and bridges apart, and know when to use each
- Master IP addressing and subnetting with fully worked examples
- Understand the protocols that make it all work: ARP, DNS, DHCP, and TCP
- Set up a WireGuard VPN for secure remote access, step by step
- Design and secure wireless networks, and defend against real attacks
- A quick-reference for configuring a router, building a network, and troubleshooting
- A subnetting practice set-24 problems with full, worked solutions
- A command reference: ping, traceroute, ipconfig, arp, nslookup, and more
- A ports-and-protocols guide and a complete glossary of every term
Perfect for beginners, students, career-changers, help-desk and IT support staff, and anyone preparing for a networking certification.
Learn the basics. Build your career. Start reading today.
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