Adaptive RED with Dynamic Threshold Adjustment

Simulation with NS-2Network Simulator

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Simulation with Poisson Arrival Process

10 mb 10ms

10 mb 10ms

10 mb 10ms

S1

S2

S3

S4

S5

R1 D1

10 mb 10ms

10 mb 10ms 20 mb 20ms

RED

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Poisson Arrival Process

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NS-2 Code

Red_r4.tclRed_r4.tclCommon4.tclCommon4.tcl

Red_r5.tclRed_r5.tclARDT(c++code)ARDT(c++code)

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Simulation results

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Simulation

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Simulation with Self similar traffic

Red_r2.tclRed_r2.tcl common2.tclcommon2.tcl Red_r2_s.tclRed_r2_s.tcl

drop.awkdrop.awk

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Simulation

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Simulation

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Simulation

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Simulation

Please check the following paperhttp://www.lirmm.fr/~tigist/papers/globecom04_final.pdf

10Mb, 3ms

10Mb, 2ms

10Mb, 1ms

10Mb, 0ms

S1

S2

R1 R2

S3

S4

RED (Buffer size = 100)1.5Mb, 10ms

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Simulation

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Comparison of ARDTA with AREDFloyd and AREDFeng

10Mb, 4ms

10Mb, 3ms

10Mb, 2ms

S1

S2

R1 R2 S3RED (Buffer size = 35)

1.5Mb, 20ms

Thmin Thmax Throughput Drop % drop Delay

ARDTA 4.15 Dynamic 1.41 77 0.21 0.120701

AREDFloyd 5 15 1.40 84 0.23 0.120517

AREDFeng 5 15 1.08 993 2.73% 0.07

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Simulation code

red_f.tclred_f.tcl red_fl.tclred_fl.tclnawshin.tclnawshin.tcl

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