Documents Layering in Networked computing. Learning outcomes Understand the need of layering in Networked...

Slide 1Layering in Networked computing Slide 2 Learning outcomes Understand the need of layering in Networked computing Understand the need of layering in Networked computing…

Documents 3-1 Physical Layer (contd) l Telephone systems n referred to as PSTNs (Public Switched Telephone...

Slide 13-1 Physical Layer (contd) l Telephone systems n referred to as PSTNs (Public Switched Telephone Systems) n high coverage n for voice and data n low speed and high…