Computer Networks 4th Ed, Andrew S. Tanenbaum, ... May 2026

Tanenbaum uses a "bottom-up" approach, explaining networks from the physical hardware to the software applications users interact with daily:

Each edition of Tanenbaum’s classic has mirrored a specific era of technology. While the first edition in 1980 treated networks as an academic curiosity, the 4th edition captured the moment they became a pervasive daily reality. Significant updates in this version include: Computer Networks 4th Ed, Andrew S. Tanenbaum, ...

Focus shifted toward Gigabit Ethernet and ADSL , while older, obsolete LAN technologies were phased out. Tanenbaum uses a "bottom-up" approach