Computer Network Fundamentals Understanding Network Models, Topologies, and Protocols from the Ground Up

You'll explore everything from the evolution of networking and the OSI/TCP-IP models to switching, routing, VLANs, IP addressing, and troubleshooting tools with real-world insights and practical Cisco Packet Tracer labs to reinforce every concept.
Inside You'll Learn:How networks evolved and how data moves across devicesOSI and TCP/IP models explained with clarityNetwork devices, switches, routers, and gateways and their rolesIP addressing and subnetting made easyVLAN, NAT, DHCP, and DNS configuration conceptsHands-on troubleshooting with Ping, Traceroute, Wireshark, and NmapCase Study: Design and simulate a Small Office LAN from scratchAppendices Include:50+ interview and scenario-based questionsStep-by-step Packet Tracer lab setupNetworking certification and career roadmap (CCNA, Network+, Cloud)Quick reference tables for ports, IP classes, and commandsWhether you're preparing for CCNA, CompTIA Network+, or simply want to understand how the Internet truly works, this book provides both clarity and hands-on experience to help you build confidence in computer networking.
Ideal For:B.Tech, BCA, MCA, and Diploma studentsEntry-level network engineers & IT professionalsCertification aspirants and tech learners

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