Computer Networks 4th Ed, Andrew S.: Tanenbaum, ...

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

Real-world uses including the Web , DNS , email , and streaming multimedia. Lasting Impact and Modern Relevance 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