Simulator started ........ Line speed of link: 1e+06bits/sec, Propagation delay: 0.024secs Loss probability: 0.05, Damage probability: 0.1 OK probability: 0.85 Source Window size: 3, Frame size: 8000bits, Timeout interval: 0.064006 ACK frame for sequence 1 arrived at node 1 at time = 0secs, Status OK. Data frame sequence 2 arrived at buffer 1 at time = 0secs Data frame sequence 3 arrived at buffer 1 at time = 1e-06secs Data frame sequence 4 arrived at buffer 1 at time = 2e-06secs Data frame sequence 2 arrived at link 1 at time = 0.008secs Data frame with sequence number 2 damaged in link. Data frame sequence 3 arrived at link 1 at time = 0.016secs Data frame sequence 4 arrived at link 1 at time = 0.024secs Data frame sequence 2 arrived at node 2 at time = 0.032secs, Status Damaged. NACK frame expecting sequence 2 arrived at buffer 2 at time = 0.032secs NACK frame expecting sequence 2 arrived at link 2 at time = 0.0328secs Data frame sequence 3 arrived at node 2 at time = 0.04secs, Status OK. NACK frame expecting sequence 2 arrived at buffer 2 at time = 0.04secs NACK frame expecting sequence 2 arrived at link 2 at time = 0.0408secs Data frame sequence 4 arrived at node 2 at time = 0.048secs, Status OK. NACK frame expecting sequence 2 arrived at buffer 2 at time = 0.048secs NACK frame expecting sequence 2 arrived at link 2 at time = 0.0488secs NACK frame expecting sequence 2 arrived at node 1 at time = 0.0568secs, Status OK. Data frame sequence 2 arrived at buffer 1 at time = 0.0568secs Data frame sequence 3 arrived at buffer 1 at time = 0.056801secs Data frame sequence 4 arrived at buffer 1 at time = 0.056802secs NACK frame expecting sequence 2 arrived at node 1 at time = 0.0648secs, Status OK. Data frame sequence 2 arrived at link 1 at time = 0.0648secs Data frame sequence 2 lost in link. NACK frame expecting sequence 2 arrived at node 1 at time = 0.0728secs, Status OK. Data frame sequence 3 arrived at link 1 at time = 0.0728secs Data frame sequence 4 arrived at link 1 at time = 0.0808secs Data frame sequence 4 lost in link. Data frame sequence 3 arrived at node 2 at time = 0.0968secs, Status OK. NACK frame expecting sequence 2 arrived at buffer 2 at time = 0.0968secs NACK frame expecting sequence 2 arrived at link 2 at time = 0.0976secs NACK frame for expected sequence 2 damaged in link. Time out event occurred for frame sequence 2 at time 0.120806secs Data frame sequence 2 arrived at buffer 1 at time = 0.120806secs Data frame sequence 3 arrived at buffer 1 at time = 0.120807secs Data frame sequence 4 arrived at buffer 1 at time = 0.120808secs NACK frame expecting sequence 2 arrived at node 1 at time = 0.1216secs, Status Damaged. Data frame sequence 2 arrived at link 1 at time = 0.128806secs Data frame sequence 3 arrived at link 1 at time = 0.136806secs Data frame sequence 4 arrived at link 1 at time = 0.144806secs Data frame sequence 2 arrived at node 2 at time = 0.152806secs, Status OK. ACK frame acknowledging sequence 2 arrived at buffer 2 at time = 0.152806secs ACK frame for sequence 2 arrived at link 2 at time = 0.153606secs Data frame sequence 3 arrived at node 2 at time = 0.160806secs, Status OK. ACK frame acknowledging sequence 3 arrived at buffer 2 at time = 0.160806secs ACK frame for sequence 3 arrived at link 2 at time = 0.161606secs ACK frame for sequence 3 lost in link. Data frame sequence 4 arrived at node 2 at time = 0.168806secs, Status OK. ACK frame acknowledging sequence 4 arrived at buffer 2 at time = 0.168806secs ACK frame for sequence 4 arrived at link 2 at time = 0.169606secs ACK frame for sequence 2 arrived at node 1 at time = 0.177606secs, Status OK. Data frame sequence 5 arrived at buffer 1 at time = 0.177606secs Time out event occurred for frame sequence 3 at time 0.184813secs Data frame sequence 3 arrived at buffer 1 at time = 0.184813secs Data frame sequence 4 arrived at buffer 1 at time = 0.184814secs Data frame sequence 5 arrived at buffer 1 at time = 0.184815secs Data frame sequence 5 arrived at link 1 at time = 0.185606secs ACK frame for sequence 4 arrived at node 1 at time = 0.193606secs, Status OK. Data frame sequence 3 arrived at link 1 at time = 0.193606secs Data frame sequence 6 arrived at buffer 1 at time = 0.193606secs Data frame sequence 7 arrived at buffer 1 at time = 0.193607secs Data frame sequence 4 arrived at link 1 at time = 0.201606secs Data frame sequence 5 arrived at node 2 at time = 0.209606secs, Status OK. ACK frame acknowledging sequence 5 arrived at buffer 2 at time = 0.209606secs Data frame sequence 5 arrived at link 1 at time = 0.209606secs Data frame with sequence number 5 damaged in link. ACK frame for sequence 5 arrived at link 2 at time = 0.210406secs Data frame sequence 3 arrived at node 2 at time = 0.217606secs, Status OK. Data frame sequence 6 arrived at link 1 at time = 0.217606secs Data frame sequence 4 arrived at node 2 at time = 0.225606secs, Status OK. Data frame sequence 7 arrived at link 1 at time = 0.225606secs Data frame sequence 5 arrived at node 2 at time = 0.233606secs, Status Damaged. NACK frame expecting sequence 6 arrived at buffer 2 at time = 0.233606secs ACK frame for sequence 5 arrived at node 1 at time = 0.234406secs, Status OK. Data frame sequence 8 arrived at buffer 1 at time = 0.234406secs NACK frame expecting sequence 6 arrived at link 2 at time = 0.234406secs Data frame sequence 6 arrived at node 2 at time = 0.241606secs, Status OK. ACK frame acknowledging sequence 6 arrived at buffer 2 at time = 0.241606secs Data frame sequence 8 arrived at link 1 at time = 0.242406secs ACK frame for sequence 6 arrived at link 2 at time = 0.242406secs Data frame sequence 7 arrived at node 2 at time = 0.249606secs, Status OK. ACK frame acknowledging sequence 7 arrived at buffer 2 at time = 0.249606secs ACK frame for sequence 7 arrived at link 2 at time = 0.250406secs ACK frame for sequence 7 lost in link. Time out event occurred for frame sequence 6 at time 0.257612secs Data frame sequence 6 arrived at buffer 1 at time = 0.257612secs Data frame sequence 7 arrived at buffer 1 at time = 0.257613secs Data frame sequence 8 arrived at buffer 1 at time = 0.257614secs NACK frame expecting sequence 6 arrived at node 1 at time = 0.258406secs, Status OK. Data frame sequence 6 arrived at buffer 1 at time = 0.258406secs Data frame sequence 7 arrived at buffer 1 at time = 0.258407secs Data frame sequence 8 arrived at buffer 1 at time = 0.258408secs Data frame sequence 6 arrived at link 1 at time = 0.265612secs Data frame sequence 8 arrived at node 2 at time = 0.266406secs, Status OK. ACK frame acknowledging sequence 8 arrived at buffer 2 at time = 0.266406secs ACK frame for sequence 6 arrived at node 1 at time = 0.266406secs, Status OK. Data frame sequence 9 arrived at buffer 1 at time = 0.266406secs ACK frame for sequence 8 arrived at link 2 at time = 0.267206secs Data frame sequence 7 arrived at link 1 at time = 0.273612secs Data frame sequence 8 arrived at link 1 at time = 0.281612secs Data frame sequence 6 arrived at link 1 at time = 0.289612secs Data frame sequence 6 arrived at node 2 at time = 0.289612secs, Status OK. ACK frame for sequence 8 arrived at node 1 at time = 0.291206secs, Status OK. Data frame sequence 10 arrived at buffer 1 at time = 0.291206secs Data frame sequence 11 arrived at buffer 1 at time = 0.291207secs Data frame sequence 7 arrived at link 1 at time = 0.297612secs Data frame sequence 7 arrived at node 2 at time = 0.297612secs, Status OK. Data frame sequence 8 arrived at link 1 at time = 0.305612secs Data frame sequence 8 arrived at node 2 at time = 0.305612secs, Status OK. Data frame sequence 9 arrived at link 1 at time = 0.313612secs Data frame sequence 6 arrived at node 2 at time = 0.313612secs, Status OK. Data frame sequence 10 arrived at link 1 at time = 0.321612secs Data frame sequence 7 arrived at node 2 at time = 0.321612secs, Status OK. Data frame sequence 11 arrived at link 1 at time = 0.329612secs Data frame sequence 8 arrived at node 2 at time = 0.329612secs, Status OK. Time out event occurred for frame sequence 9 at time 0.330412secs Data frame sequence 9 arrived at buffer 1 at time = 0.330412secs Data frame sequence 10 arrived at buffer 1 at time = 0.330413secs Data frame sequence 11 arrived at buffer 1 at time = 0.330414secs Data frame sequence 9 arrived at node 2 at time = 0.337612secs, Status OK. ACK frame acknowledging sequence 9 arrived at buffer 2 at time = 0.337612secs Data frame sequence 9 arrived at link 1 at time = 0.338412secs ACK frame for sequence 9 arrived at link 2 at time = 0.338412secs ACK frame for sequence 9 lost in link. Data frame sequence 10 arrived at node 2 at time = 0.345612secs, Status OK. ACK frame acknowledging sequence 10 arrived at buffer 2 at time = 0.345612secs Data frame sequence 10 arrived at link 1 at time = 0.346412secs Data frame with sequence number 10 damaged in link. ACK frame for sequence 10 arrived at link 2 at time = 0.346412secs Data frame sequence 11 arrived at node 2 at time = 0.353612secs, Status OK. ACK frame acknowledging sequence 11 arrived at buffer 2 at time = 0.353612secs Data frame sequence 11 arrived at link 1 at time = 0.354412secs ACK frame for sequence 11 arrived at link 2 at time = 0.354412secs Data frame sequence 9 arrived at node 2 at time = 0.362412secs, Status OK. Data frame sequence 10 arrived at node 2 at time = 0.370412secs, Status Damaged. NACK frame expecting sequence 12 arrived at buffer 2 at time = 0.370412secs ACK frame for sequence 10 arrived at node 1 at time = 0.370412secs, Status OK. Data frame sequence 12 arrived at buffer 1 at time = 0.370412secs Data frame sequence 13 arrived at buffer 1 at time = 0.370413secs NACK frame expecting sequence 12 arrived at link 2 at time = 0.371212secs Data frame sequence 11 arrived at node 2 at time = 0.378412secs, Status OK. ACK frame for sequence 11 arrived at node 1 at time = 0.378412secs, Status OK. Data frame sequence 12 arrived at link 1 at time = 0.378412secs Data frame sequence 14 arrived at buffer 1 at time = 0.378412secs Data frame sequence 13 arrived at link 1 at time = 0.386412secs Data frame sequence 14 arrived at link 1 at time = 0.394412secs Data frame with sequence number 14 damaged in link. NACK frame expecting sequence 12 arrived at node 1 at time = 0.395212secs, Status OK. Data frame sequence 12 arrived at buffer 1 at time = 0.395212secs Data frame sequence 13 arrived at buffer 1 at time = 0.395213secs Data frame sequence 14 arrived at buffer 1 at time = 0.395214secs Data frame sequence 12 arrived at node 2 at time = 0.402412secs, Status OK. ACK frame acknowledging sequence 12 arrived at buffer 2 at time = 0.402412secs Data frame sequence 12 arrived at link 1 at time = 0.403212secs ACK frame for sequence 12 arrived at link 2 at time = 0.403212secs ACK frame for sequence 12 damaged in link. Data frame sequence 13 arrived at node 2 at time = 0.410412secs, Status OK. ACK frame acknowledging sequence 13 arrived at buffer 2 at time = 0.410412secs Data frame sequence 13 arrived at link 1 at time = 0.411212secs ACK frame for sequence 13 arrived at link 2 at time = 0.411212secs Data frame sequence 14 arrived at node 2 at time = 0.418412secs, Status Damaged. NACK frame expecting sequence 14 arrived at buffer 2 at time = 0.418412secs Data frame sequence 14 arrived at link 1 at time = 0.419212secs NACK frame expecting sequence 14 arrived at link 2 at time = 0.419212secs NACK frame for expected sequence 14 lost in link. Data frame sequence 12 arrived at node 2 at time = 0.427212secs, Status OK. ACK frame for sequence 12 arrived at node 1 at time = 0.427212secs, Status Damaged. Data frame sequence 13 arrived at node 2 at time = 0.435212secs, Status OK. ACK frame for sequence 13 arrived at node 1 at time = 0.435212secs, Status OK. Data frame sequence 15 arrived at buffer 1 at time = 0.435212secs Data frame sequence 16 arrived at buffer 1 at time = 0.435213secs Time out event occurred for frame sequence 14 at time 0.442418secs Data frame sequence 14 arrived at buffer 1 at time = 0.442418secs Data frame sequence 15 arrived at buffer 1 at time = 0.442419secs Data frame sequence 16 arrived at buffer 1 at time = 0.44242secs Data frame sequence 14 arrived at node 2 at time = 0.443212secs, Status OK. ACK frame acknowledging sequence 14 arrived at buffer 2 at time = 0.443212secs Data frame sequence 15 arrived at link 1 at time = 0.443212secs ACK frame for sequence 14 arrived at link 2 at time = 0.444012secs ACK frame for sequence 14 damaged in link. Data frame sequence 16 arrived at link 1 at time = 0.451212secs Data frame sequence 14 arrived at link 1 at time = 0.459212secs Time out event occurred for frame sequence 14 at time 0.45922secs Data frame sequence 14 arrived at buffer 1 at time = 0.45922secs Data frame sequence 15 arrived at buffer 1 at time = 0.459221secs Data frame sequence 16 arrived at buffer 1 at time = 0.459222secs Data frame sequence 15 arrived at link 1 at time = 0.467212secs Data frame sequence 15 arrived at node 2 at time = 0.467212secs, Status OK. ACK frame acknowledging sequence 15 arrived at buffer 2 at time = 0.467212secs ACK frame for sequence 14 arrived at node 1 at time = 0.468012secs, Status Damaged. ACK frame for sequence 15 arrived at link 2 at time = 0.468012secs Data frame sequence 16 arrived at link 1 at time = 0.475212secs Data frame sequence 16 arrived at node 2 at time = 0.475212secs, Status OK. ACK frame acknowledging sequence 16 arrived at buffer 2 at time = 0.475212secs ACK frame for sequence 16 arrived at link 2 at time = 0.476012secs Data frame sequence 14 arrived at node 2 at time = 0.483212secs, Status OK. Data frame sequence 14 arrived at link 1 at time = 0.483212secs Data frame sequence 15 arrived at link 1 at time = 0.491212secs Data frame sequence 15 arrived at node 2 at time = 0.491212secs, Status OK. ACK frame for sequence 15 arrived at node 1 at time = 0.492012secs, Status OK. Data frame sequence 17 arrived at buffer 1 at time = 0.492012secs Data frame sequence 18 arrived at buffer 1 at time = 0.492013secs Data frame sequence 16 arrived at link 1 at time = 0.499212secs Data frame sequence 16 arrived at node 2 at time = 0.499212secs, Status OK. ACK frame for sequence 16 arrived at node 1 at time = 0.500012secs, Status OK. Data frame sequence 19 arrived at buffer 1 at time = 0.500012secs Data frame sequence 14 arrived at node 2 at time = 0.507212secs, Status OK. Data frame sequence 17 arrived at link 1 at time = 0.507212secs Data frame sequence 15 arrived at node 2 at time = 0.515212secs, Status OK. Data frame sequence 18 arrived at link 1 at time = 0.515212secs Data frame sequence 16 arrived at node 2 at time = 0.523212secs, Status OK. Data frame sequence 19 arrived at link 1 at time = 0.523212secs Data frame sequence 17 arrived at node 2 at time = 0.531212secs, Status OK. ACK frame acknowledging sequence 17 arrived at buffer 2 at time = 0.531212secs ACK frame for sequence 17 arrived at link 2 at time = 0.532012secs Data frame sequence 18 arrived at node 2 at time = 0.539212secs, Status OK. ACK frame acknowledging sequence 18 arrived at buffer 2 at time = 0.539212secs ACK frame for sequence 18 arrived at link 2 at time = 0.540012secs Data frame sequence 19 arrived at node 2 at time = 0.547212secs, Status OK. ACK frame acknowledging sequence 19 arrived at buffer 2 at time = 0.547212secs ACK frame for sequence 19 arrived at link 2 at time = 0.548012secs ACK frame for sequence 17 arrived at node 1 at time = 0.556012secs, Status OK. Data frame sequence 20 arrived at buffer 1 at time = 0.556012secs Time out event occurred for frame sequence 18 at time 0.556019secs Data frame sequence 18 arrived at buffer 1 at time = 0.556019secs Data frame sequence 19 arrived at buffer 1 at time = 0.55602secs Data frame sequence 20 arrived at buffer 1 at time = 0.556021secs ACK frame for sequence 18 arrived at node 1 at time = 0.564012secs, Status OK. Stopping the simulator....