{"id":6901,"date":"2023-03-02T12:15:31","date_gmt":"2023-03-02T12:15:31","guid":{"rendered":"https:\/\/www.goodacademic.com\/blog\/questions\/questions-1-and-2\/"},"modified":"2023-03-02T12:15:31","modified_gmt":"2023-03-02T12:15:31","slug":"questions-1-and-2","status":"publish","type":"questions","link":"https:\/\/www.goodacademic.com\/blog\/questions\/questions-1-and-2\/","title":{"rendered":"Questions 1 and 2"},"content":{"rendered":"<div class=\"col-sm-12 messageContent\">\n <b>Learning Goal: <\/b>I&#8217;m working on a networking question and need the explanation and answer to help me learn.<\/p>\n<p>1. A sender with window size (W=3) is connected to a go back N receiver by a link with bandwidth =106 bytes\/second and propagation delay of 0.25 msec. The receiver sends Positive ACK for correctly received in order packets. For each packet sent, the sender sets a timer with time out value of 5 msec. On receiving an ack for that packet, the timer is cancelled. If the timer expires, that packet is retransmitted immediately. Assume that the sender sends packets 1, 2, and 3 (at t=0, packet size =1000 Bytes) and packet 2 is lost. NO other packet is lost. Under this scheme , at what time would <strong>all <\/strong>the packets been received at the receiver. Please fill in your answer in msec. Do NOT write the units. just the value.<\/p>\n<p>2. A sender with window size (W=3) is connected to a selective repeat receiver by a link with bandwidth =106 bytes\/second and propagation delay of 0.25 msec. The receiver sends Positive ACK for correctly received packets. For each packet sent, the sender sets a timer with time out value of 5 msec. On receiving an ack for a packet, the timer for that packet is cancelled. If the timer expires, that packet is retransmitted immediately. Assume that the sender sends packets 1, 2, and 3 (at t=0, packet size =1000 Bytes) and packet 2 is lost. NO other packet is lost. Under this scheme , at what time would <strong>all <\/strong>the packets been received at the receiver. Please fill in your answer in msec. Do NOT write the units. just the value.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Learning Goal: I&#8217;m working on a networking question and need the explanation and answer to help me learn. 1. A sender with window size (W=3) is connected to a go back N receiver by a link with bandwidth =106 bytes\/second and propagation delay of 0.25 msec. The receiver sends Positive ACK for correctly received in [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"disciplines":[747],"paper_types":[],"tagged":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/questions\/6901"}],"collection":[{"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/questions"}],"about":[{"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/types\/questions"}],"author":[{"embeddable":true,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/comments?post=6901"}],"version-history":[{"count":0,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/questions\/6901\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/media?parent=6901"}],"wp:term":[{"taxonomy":"disciplines","embeddable":true,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/disciplines?post=6901"},{"taxonomy":"paper_types","embeddable":true,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/paper_types?post=6901"},{"taxonomy":"tagged","embeddable":true,"href":"https:\/\/www.goodacademic.com\/blog\/wp-json\/wp\/v2\/tagged?post=6901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}