Basics
High- level Data Link Control Protocol (HDLC)
High-level Data Link Control (HDLC) is a group of communication protocols of the data link layer for transmitting…
July 22, 2021 · Rajil TLBasics
Basics
Selective Repeat ARQ Protocol
Go-Back-N ARQ simplifies the process at the receiver site. The receiver keeps track of only one variable, and…
July 22, 2021 · Rajil TLBasics
Go – back – N – automatic repeat request
Go-Back-N Automatic Repeat reQuest (Go-Back-N ARQ), is a data link layer protocol that uses a sliding window method…
July 22, 2021 · Rajil TLBasics
Stop-and-wait automatic repeat request
Stop and Wait ARQ Characteristics Used in Connection-oriented communication. It offers error and flow control It is used…
July 22, 2021 · Rajil TLBasics
Noisy Channels
1. Stop-and-Wait Automatic Repeat Request The Stop-and-Wait Automatic Repeat Request (Stop-and-Wait ARQ), adds a simple error control mechanism…
July 22, 2021 · Rajil TLBasics
Stop-and-wait protocol
While sending the data from the sender to the receiver the flow of data needs to be controlled.…
July 22, 2021 · Rajil TLBasics
Simplest Protocol
Simplest Protocol is one that has no flow or error control and it is a unidirectional protocol in…
July 22, 2021 · Rajil TLBasics
Noiseless Channels Protocol
Noiseless Channels: Let us first assume we have an ideal channel in which no frames are lost, duplicated,…
July 22, 2021 · Rajil TLBasics
Flow and Error Control
Flow Control It is the mechanism that ensures the rate at which a sender is transmitting is in…
July 22, 2021 · Rajil TLBasics
Bit stuffing
Definition Bit stuffing is the mechanism of inserting one or more non-information bits into a message to be…
July 22, 2021 · Rajil TL