Network Congestion Control Managing Internet Traffic phần 1 ppsx
Network Congestion Control Managing Internet Traffic phần 1 ppsx
... x CONTENTS 5 Internet traffic management – the ISP perspective 18 1 5 .1 ThenatureofInternettraffic 18 2 5.2 Trafficengineering 18 4 5.2 .1 Asimpleexample 18 5 5.2.2 Multi-Protocol Label ... 96 3.8 .1 Explicitratecalculation 98 3.8.2 TCPoverATM 10 0 4 Experimental enhancements 10 3 4 .1 EnsuringappropriateTCPbehaviour 10 4 4 .1. 1 Appropriatebytecounting 10 4 4 .1. 2 Limitedslows...
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Network Congestion Control Managing Internet Traffic phần 10 ppsx
... 2 01 205 Teaching, 219 –233 TEAR, 14 5 TFMCC, 15 6 15 7 TFRC, 14 7 14 9 Timestamps option, 67, 84, 11 0 Tools, 219 –233 Traffic characteristics, 18 2 18 3 engineering, 18 1, 18 4 18 7, 19 4 19 8 management, 18 1 19 8 Tragedy ... 203–205 AIAD, 17 AIMD, 17 ALF, 92, 10 2 Application autonomy, 29 Application layer framing, 92, 10 2 AQM, 28, 94–97, 12 9 13 7 Adaptive RED, 13 0 13...
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Network Congestion Control Managing Internet Traffic phần 2 pps
... observations to 0 0 .1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 2 4 6 8 10 12 14 16 18 Rate Time Rate of customer 0 Rate of customer 1 ( a ) 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0 5 10 15 20 25 30 Rate Time Rate ... thus, success – of the Internet (Carpenter 19 96). Here is the original wording from (Saltzer et al. 19 84): 12 CONGESTION CONTROL PRINCIPLES 0 20 40...
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Network Congestion Control Managing Internet Traffic phần 3 doc
... which belong in the traffic management’ rather than in the congestion control category, in Chapter 5. Also, the immense number Network Congestion Control: Managing Internet Traffic Michael Welzl ... lecture slides, networking introduction pages and 42 CONGESTION CONTROL PRINCIPLES 2 .15 .1 Problems Let us take a look at two of the important issues with multicast congestion...
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Network Congestion Control Managing Internet Traffic phần 4 pptx
... 793 09 /19 81 RFC 11 22 10 /19 89 RFC 13 23 05 /19 92 RFC 2883 07/2000 RFC 2988 11 /2000 RFC 25 81 04 /19 99 RFC 3042 01/ 20 01 RFC 316 8 09/20 01 RFC 3390 10 /2002 RFC 3782 04/ 2004 RFC 2 018 10 /19 96 RFC 3 517 04/2003 Basics Slow ... timeout. 22 http://www.icir.org/floyd/red.html#parameters 72 PRESENT TECHNOLOGY 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 1...
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Network Congestion Control Managing Internet Traffic phần 5 pdf
... to be 1/ 16, which means that it weights the MACR 15 times more than the current cell rate. The 11 0 EXPERIMENTAL ENHANCEMENTS Sender Receiver 1 1 2 3 4 5 ACK 2 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 ... the sender believe that it is the receiver. 10 0 PRESENT TECHNOLOGY 0 2 4 6 8 10 12 1 2 3 4 5 6 7 8 9 f(x) x R up = 1. 1 R up = 1. 3 R up = 1. 5 R up = 1. 7 Figure 3 .13 Prop...
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Network Congestion Control Managing Internet Traffic phần 6 ppt
... and decrease factors 11 on the fly. 11 This is α and β in the case of RAP – in fact, using these variable names is common in documents describing TCP-friendly congestion control mechanisms, and ... x(t)/ (1 + e −a∗(x(t)−k) ), which, on a side note, is the solution of Equation 4 .12 (Welzl 2003) – this is an interesting relationship. 4.5. CONGESTION CONTROL FOR MULTIMEDIA APPLICATI...
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Network Congestion Control Managing Internet Traffic phần 7 docx
... number of flows in the network and the bottleneck capacity, CADPC TCP Bandwidth (byte/s) × 10 6 0.0 0 .1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1. 0 1. 1 1. 2 1. 3 0 10 2030405060 Time ( s ) (a) 10 CADPC and TCP ... indicate the contrary. ECT = 1, CE = 0: There is no congestion. ECT = 0, CE = 1: There is incipient congestion. ECT = 1, CE = 1: There is moderate congestion. In case...
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Network Congestion Control Managing Internet Traffic phần 8 potx
... INTERNET CONGESTION CONTROL 0 50 10 0 15 0 200 1 Traffic start at 30 60 Traffic end at 90 12 0 Throughput [kB/s] Time (s) Server send Client receive (a) TCP (FTP download) 0 50 10 0 15 0 200 1 ... traffic shaping and admission control) and a data plane (class-based DiffServ forwarding); this removes a major scalability hurdle. 6.2. INCENTIVE ISSUES 209 40 60 80...
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Network Congestion Control Managing Internet Traffic phần 9 potx
... 90 10 0 11 0 12 0 13 0 14 0 15 0 16 0 0 10 20 30 40 50 60 Throughput (kbit) Time ( s ) Throughput at 4 Throughput at 5 Figure A.9 The congestion collapse scenario with 1 Mbps from source 1 to ... maxrate); } 216 THE FUTURE OF INTERNET CONGESTION CONTROL UDP Application Application Application UDPUDP Congestion control Congestion control Congestion contr...
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