"Behrouz A. Forouzan taught us that the internet is not magic," Elena concluded, watching the animated packet descend the stack, traverse the cable, and ascend the stack of the receiving computer, shedding its layers like a traveler shedding coats. "It is a bureaucracy of precise, beautiful protocols. Each layer performs its duty, ignorant of the others, yet perfectly aligned in purpose."
: Ensures reliable (TCP) or fast (UDP) end-to-end data transfer. tcp ip protocol suite behrouz a forouzan ppt top
If you are looking for the "top" slides, focus on these heavy-weight chapters: "Behrouz A