Performance of New Variants of TCP
The presentation by Bob Kinicki dives into the performance analysis of new variants of TCP in advanced computer networks. It explores fairness, utilization, response time, and simulations in various scenarios using different TCP variants. The study showcases insights into the efficiency and effectiveness of these TCP variants in diverse network environments.
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Presentation Transcript
Performance of New Variants of TCP Presenter Bob Kinicki
Fairness in TCP Variants ns-2 dumbbell simulations C = 1 Gbps Min RTT = 104 ms. Drop tail routers 1500 byte packets Buffer size = BDP 20 flows of each TCP variant 1200 sec. simulated BIC too aggressive! Cubic fairer NewReno and Compound get beat up! [Munif 2007] Advanced Computer Networks : XCP paper 3
Fairness in TCP Variants Too Aggressive [Munif 2007] Advanced Computer Networks : TCP Variants Performance 4
High Speed Simulations [Wu 2008a] Advanced Computer Networks : TCP Variants Performance 5
Utilization and Response Time Cubic HS-TCP [Wu 2008a] Advanced Computer Networks : TCP Variants Performance 6
Simulated Satellite Network [Wu 2008b] Advanced Computer Networks : TCP Variants Performance 7
Satellite Simulations HS-TCP HS-TCP HFTP flows: 100000 packet window FTP flows: 64 packet window [Wu 2008b] Advanced Computer Networks : XCP paper 8
TCP Variant Utilization [Wu 2008b] Advanced Computer Networks : TCP Variants Performance 9
References [Munif 2007] K. Munir, M. Welzl, D. Damianovic, Linux beats Windows! or the Worrying Evolution of TCP in Common Operating Systems Fifth International Workshop on Protocols for FAST Long- Distance Networks (PFLDnet-07), February 2007, pp. 43-48. [Winston 2013] K. Winston, H. Balakrishnan, TCP ex Machina: Computer-Generated Congestion Control , SIGCOMM 13, August 2013, Hong Kong. Advanced Computer Networks : TCP Variants Performance 12
References [Wu 2008a] X. Wu, Effects of Applying High Speed Congestion Control Algorithms in the Internet , National University of Singapor Tech Report 2008. [Wu 2008b] Xiuchao Wu, M. C. Chan and A. L. Ananda, "Effects of Applying High-Speed Congestion Control Algorithms in Satellite Network", IEEE International Conference on Communcations, Beijing, May 2008, pp. 1925-1929 . Advanced Computer Networks : TCP Variants Performance 13
