Real-world uses including the Web , DNS , email , and streaming multimedia. Lasting Impact and Modern Relevance
Protocol principles, error detection, and switching (e.g., Ethernet and wireless LANs). Computer Networks 4th Ed, Andrew S. Tanenbaum, ...
Crucial routing algorithms, congestion control, and the transition between IPv4 and IPv6 . Real-world uses including the Web , DNS ,
For the first time, a full chapter was dedicated to Network Security , covering topics like AES, RSA, and quantum cryptography. The Layered Methodology Real-world uses including the Web
A massive expansion into technologies like 802.11 (Wi-Fi) , Bluetooth , and early mobile standards like WAP and i-mode .
The inner workings of TCP , UDP , and socket programming.
Focus shifted toward Gigabit Ethernet and ADSL , while older, obsolete LAN technologies were phased out.