What is simplex stop and wait protocols?
What is simplex stop and wait protocols?
Computer EngineeringComputer NetworkMCA. Stop – and – Wait protocol is data link layer protocol for transmission of frames over noiseless channels. It provides unidirectional data transmission with flow control facilities but without error control facilities.
What are the two protocols for noisy channels?
Noisy Channels Protocol
- Stop-and-Wait Automatic Repeat Request. The Stop-and-Wait Automatic Repeat Request (Stop-and-Wait ARQ), adds a simple error control mechanism to the Stop-and-Wait Protocol.
- Go-Back-N Automatic Repeat Request.
- Selective Repeat Automatic Repeat Request.
Does the utopian simplex protocol have error control or flow control?
It does not handle either flow control or error correction therefore it is unrealistic.
What is data link layer protocol?
The data link layer, or layer 2, is the second layer of the seven-layer OSI model of computer networking. This layer is the protocol layer that transfers data between nodes on a network segment across the physical layer. Examples of data link protocols are Ethernet, Point-to-Point Protocol (PPP), HDLC and ADCCP.
What is simplex protocol?
The Simplex protocol is data link layer protocol for transmission of frames over computer network. It is hypothetical protocol designed for unidirectional data transmission over an ideal channel, i.e. a channel through which transmission can never go wrong.
What is the difference between stop and wait and wait ARQ?
Working of Stop & Wait ARQ is almost like Stop & Wait protocol, the only difference is that it includes some additional components, which are: Time out timer. Sequence numbers for data packets. Sequence numbers for feedbacks.
What is noiseless protocol?
It is a unidirectional protocol in which data frames are traveling in only one direction-from the sender to receiver. The data link layer of the receiver immediately removes the header from the frame and hands the data packet to its network layer, which can also accept the packet immediately.
How does the Simplex Protocol work?
The Simplex protocol is data link layer protocol for transmission of frames over computer network. The sender simply sends all its data available onto the channel as soon as they are available its buffer. The receiver is assumed to process all incoming data instantly.
What is the difference between flow control and error control?
The method used for error control is called Automatic Repeat Request which is used for the noisy channel….Difference between Flow Control and Error Control :
| S.NO. | Flow control | Error control |
|---|---|---|
| 1. | Flow control is meant only for the transmission of data from sender to receiver. | Error control is meant for the transmission of error free data from sender to receiver. |
What are the 2 Sublayers of data link layer?
The data link layer within 802.11 consists of two sublayers: logical link control (LLC) and media access control (MAC).
What is Layer 2 and Layer 3 connectivity?
Generally speaking, Layer 2 is a broadcast Media Access Control (MAC) MAC level network, while Layer 3 is a segmented routing over internet protocol (IP) network.
Which protocol has both flow control and error control?
Discussion Forum
| Que. | The _______Protocol has both flow control and error control. |
|---|---|
| b. | Go-Back-N ARQ |
| c. | Selective-Repeat ARQ |
| d. | both (b) and (c) |
| Answer:both (b) and (c) |
What is the simplex protocol?
Computer Engineering Computer Network MCA The Simplex protocol is data link layer protocol for transmission of frames over computer network. It is hypothetical protocol designed for unidirectional data transmission over an ideal channel, i.e. a channel through which transmission can never go wrong.
What is simplesimplex stop – and – Wait protocol for noisy channel?
Simplex Stop – and – Wait protocol for noisy channel is data link layer protocol for data communications with error control and flow control mechanisms. It is popularly known as Stop – and –Wait Automatic Repeat Request (Stop – and –Wait ARQ) protocol. It adds error control facilities to Stop – and – Wait protocol.
Why we will consider a protocol that is simple?
We will consider a protocol that is simple because it does not worry about the possibility of anything going wrong. Data are transmitted in one direction only. Both are transmitting and receiving network layers are always ready. Processing time can be ignored. Infinite buffer space is available.
