Performance evaluation of CQIC and TCP BBR in mobile network

  • Zhenzhe Zhong
  • , Isabelle Hamchaoui
  • , Rida Khatoun
  • , Ahmed Serhrouchni

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Original TCP design is not agile enough to fit the rapidly varying mobile network bandwidth. In this paper, we revisit the Channel Quality Indicator Control (CQIC) congestion control algorithm and adapt its implementation from 3G/QUIC semantic to LTE/TCP with detailed congestion reaction gestures. We then compare its performance with that of the brand new TCP congestion control BBR-yet already widely deployed. We also identify the reason for performance degradation of high data rate downloads in LTE Acknowledged Mode (AM, which is turned on by default). Furthermore, impacts of the commonly encountered DelAck (delayed acknowlegment) feature are analyzed for both congestion control algorithms e.g. BBR and CQIC.

Original languageEnglish
Title of host publication21st Conference on Innovation in Clouds, Internet and Networks, ICIN 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-5
Number of pages5
ISBN (Electronic)9781538634585
DOIs
Publication statusPublished - 29 Jun 2018
Event21st International Conference on Innovation in Clouds, Internet and Networks, ICIN 2018 - Paris, France
Duration: 19 Feb 201822 Feb 2018

Publication series

Name21st Conference on Innovation in Clouds, Internet and Networks, ICIN 2018

Conference

Conference21st International Conference on Innovation in Clouds, Internet and Networks, ICIN 2018
Country/TerritoryFrance
CityParis
Period19/02/1822/02/18

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