The Essentials of Computer Networking, Second Edition (Paperback)

Paperback. From the first cable to a secure network across the world.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 learnChoose and install the right cabling-and read a network by sightReason through the OSI and TCP/IP layers like a professionalTell hubs, switches, and bridges apart, and know when to use eachMaster IP addressing and subnetting with fully worked examplesUnderstand the protocols that make it all work: ARP, DNS, DHCP, and TCPSet up a WireGuard VPN for secure remote access, step by stepDesign and secure wireless networks, and defend against real attacksPractical from cover to coverA quick-reference for configuring a router, building a network, and troubleshootingA subnetting practice set-24 problems with full, worked solutionsA command reference: ping, traceroute, ipconfig, arp, nslookup, and moreA ports-and-protocols guide and a complete glossary of every termPerfect 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. This item is printed on demand. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…