A Protocol Using Selective Repeat
Selective repeat protocol, also called Selective Repeat ARQ (Automatic Repeat reQuest), is…
Go-Back-N ARQ
Go-Back-N Automatic Repeat reQuest (Go-Back-N ARQ), is a data link layer protocol…
Stop and Wait ARQ
Characteristics · Used in Connection-oriented communication. · It offers error and flow control · It…
Types of errors
These interferences can change the timing and shape of the signal. If…
Synchronous Optical NETwork (SONET)
Synchronous optical networking (SONET) is a standardized digital communication protocol that synchronously…
Digital Subscriber Lines
Digital Subscriber Line (DSL) is a communication technology that offers high –…
Telephone Network
Telephone Network is used to provide voice communication. Telephone Network uses Circuit…
Time Division Multiplexing
Frequency division multiplexing (FDM) is a technique of multiplexing, where the users…
Wavelength Division Multiplexing
Wavelength division multiplexing (WDM) is a technique of multiplexing multiple optical carrier…


