Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Application Transport Network Link Physical NUS.SOC.CS2105 Ooi Wei Tsang you are still here previously, on CS2105 … NUS.SoC.CS2105 Ooi Wei Tsang techniques for reliabili 1. 2. 3. 4. 5. NUS.SOC.CS2105 Ooi Wei Tsang checksum timer seq number ack nak NUS.SOC.CS2105 Ooi Wei Tsang increase range of sequence numbers 1. 2. need to buffer more packets NUS.SoC.CS2105 Ooi Wei Tsang Go-Back-N NUS.SoC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang Send 1 Packet NUS.SOC.CS2105 Ooi Wei Tsang Receive ACK 3 NUS.SOC.CS2105 Ooi Wei Tsang Receive ACK 6 NUS.SOC.CS2105 Ooi Wei Tsang Full Window NUS.SOC.CS2105 Ooi Wei Tsang Empty Window NUS.SOC.CS2105 Ooi Wei Tsang sender 1. 2. 3. 4. NUS.SOC.CS2105 Ooi Wei Tsang call from above receive ACK (ok) receive ACK (err) timeout call from above NUS.SOC.CS2105 Ooi Wei Tsang recv ACK (ok) NUS.SOC.CS2105 Ooi Wei Tsang recv ACK (err) NUS.SOC.CS2105 Ooi Wei Tsang timeout NUS.SOC.CS2105 Ooi Wei Tsang receiver 1. recv expected packets 2. recv unexpected or corrupted packets NUS.SOC.CS2105 Ooi Wei Tsang recv expected NUS.SOC.CS2105 Ooi Wei Tsang recv others NUS.SOC.CS2105 Ooi Wei Tsang Go-Back-N NUS.SoC.CS2105 Ooi Wei Tsang Mid-Term Test 10 March 2007 LT33 1pm - 2pm NUS.SoC.CS2105 Ooi Wei Tsang Make-up Lecture 10 March 2007 LT33 2pm - 3pm NUS.SoC.CS2105 Ooi Wei Tsang Selective Repeat NUS.SoC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang sender receiver NUS.SOC.CS2105 Ooi Wei Tsang recv ACK 6 receiver NUS.SOC.CS2105 Ooi Wei Tsang sender recv pkt 8 NUS.SOC.CS2105 Ooi Wei Tsang recv ACK 3 receiver NUS.SOC.CS2105 Ooi Wei Tsang sender recv pkt 3 NUS.SOC.CS2105 Ooi Wei Tsang sender 1. 2. 3. 4. NUS.SOC.CS2105 Ooi Wei Tsang call from above receive ACK (ok) receive ACK (err) timeout call from above NUS.SOC.CS2105 Ooi Wei Tsang recv ACK (ok) NUS.SOC.CS2105 Ooi Wei Tsang recv ACK (err) NUS.SOC.CS2105 Ooi Wei Tsang timeout NUS.SOC.CS2105 Ooi Wei Tsang receiver 1. recv pkts in window 2. recv pkts before window 3. recv other packets NUS.SOC.CS2105 Ooi Wei Tsang recv pkts in windows NUS.SOC.CS2105 Ooi Wei Tsang recv pkts before window NUS.SOC.CS2105 Ooi Wei Tsang Sequence Number and Window Size NUS.SoC.CS2105 Ooi Wei Tsang NUS.SOC.CS2105 Ooi Wei Tsang techniques for reliabili 1. 2. 3. 4. 5. 6. NUS.SOC.CS2105 Ooi Wei Tsang checksum timer seq number ack nak window, pipeline