Search results
Aug 31, 2023 · Selective Repeat Protocol (SRP) : This protocol (SRP) is mostly identical to GBN protocol, except that buffers are used and the receiver, and the sender, each maintains a window of size. SRP works better when the link is very unreliable.
Nov 1, 2023 · Selective-repeat Automatic Repeat Request (ARQ) is one of the techniques where a data link layer may deploy to control errors.
The selective repeat ARQ is one of the Sliding Window Protocol strategies that is used where reliable in-order delivery of the data packets is required. The selective repeat ARQ is used for noisy channels or links and it manages the flow and error control between the sender and the receiver.
Selective Repeat ARQ is also known as the Selective Repeat Automatic Repeat Request. It is a data link layer protocol that uses a sliding window method. The Go-back-N ARQ protocol works well if it has fewer errors.
Mar 18, 2023 · The main difference between these two protocols is that after finding the suspect or damage in sent frames go-back-n protocol re-transmits all the frames whereas selective repeat protocol re-transmits only that frame which is damaged.
Mar 31, 2024 · Selective repeat protocol, also known as Selective Repeat Automatic Repeat Request (ARQ), is a data link layer protocol that uses the sliding window technique for reliable data frame delivery. Only erroneous or lost frames are retransmitted in this case, while good frames are received and buffered.
Mar 18, 2024 · In this tutorial, we’ll discuss a protocol used for the reliable delivery of data packets in networks: Selective Repeat Protocol (SRP). Furthermore, we’ll present an example of packet transmission using the SRP.
Jun 8, 2021 · ARQ is an error-control strategy used in a two-way communication system. It is a group of error-control protocols to achieve reliable data transmission over an unreliable source or service. These protocols reside in Transport Layer and Data Link Layer of the OSI (Open System Interconnection) model .
Selective Repeat ARQ or Selective Reject ARQ is a specific instance of the automatic repeat request (ARQ) protocol used to manage sequence numbers and retransmissions in reliable communications.
When the receiver detects errors in a packet, how does it let the transmitter know to re-send the corresponding packet? Systems which automatically request the retransmission of missing packets or packets with errors are called ARQ systems. Three common schemes. Stop & Wait. Go Back N. Selective Repeat. Pure Stop and Wait Protocol.
