1 votes 1 votes why stop and wait protocol has flow control but not error control ? Computer Networks computer-networks stop-and-wait + – VIKAS TIWARI asked Dec 17, 2017 VIKAS TIWARI 3.4k views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply joshi_nitish commented Dec 18, 2017 reply Follow Share why stop and wait protocol has flow control but not error control ? it is somewhat equivalent to answering a qsn, "Why computer has a memory but not hands" because stop and wait is flow control protocol, it has nothing to do with error control, therefore it is not error control.. 1 votes 1 votes Anu007 commented Dec 18, 2017 reply Follow Share When a sending station may be transmitting data faster than the other end of the link can accept it. Stop and wait is one of the flow control policy. 0 votes 0 votes amytrkpatel commented Nov 1, 2018 reply Follow Share which protocol has flow control but not error control? A. Stop-and-Wait B. Simplest C. Go-Back-N ARQ D. Selective-Repeat ARQ Answer is: A, of course but do the other three perform both Error & Flow control? If Yes, How?? 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Option (A) is valid. Flow Control → responsible for how much data to be transmitted from sender and receive Acknowledgment. Error control → traces out how much data to be retransmitted in case any failure / error is deteced which Go-Back-N ARQ or SR ARQ does. All ARQ (automatic repeat request) mechanism supports error control. Stop and Wait does not support error control mechanism. ( more read : https://www.javatpoint.com/stop-and-wait-protocol ) Simplest Protocol does not support Flow Control. ( more read about Simplest protocol : http://www.myreadingroom.co.in/notes-and-studymaterial/68-dcn/810-simplest-protocol.html ) nitish answered Dec 13, 2020 nitish comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes Option (A) is valid. Flow Control → responsible for how much data to be transmitted from sender and receive Acknowledgment. Error control → traces out how much data to be retransmitted in case any failure / error is deteced which Go-Back-N ARQ or SR ARQ does. All ARQ (automatic repeat request) mechanism supports error control. Stop and Wait does not support error control mechanism. ( more read : https://www.javatpoint.com/stop-and-wait-protocol ) Simplest Protocol does not support Flow Control. ( more read about Simplest protocol : http://www.myreadingroom.co.in/notes-and-studymaterial/68-dcn/810-simplest-protocol.html ) nitish answered Dec 13, 2020 nitish comment Share Follow See all 0 reply Please log in or register to add a comment.
