Stochastic model of TCP and UDP traffic in IEEE 802.11b/g

Mazhar H. Malik, Mehmet Aydin, Zubair Shah, Saqib Hussain

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

4 Citations (Scopus)

Abstract

IEEE 802.11 networks have been widely explored since last decade and IEEE802.11g was proposed to increase the data rate of wireless networks up to 54Mbps which ensure backward capability with IEEE802.11b. The main goal of increasing the data rate is to handle high data rate traffic. Many studies have been conducted to analyze the performance of wireless networks using Quality of service constrains. However there are limited studies which try to understand the behavior of TCP traffic while UDP is present. The IEEE 802.11 family has a standard mechanism to handle TCP and UDP traffic without consideration of traffic priorities. In the presence of UDP traffic, the TCP cause high delay and saturation. In this paper we embedded the Bianchi's Markov chain model with our packet fragmentation technique to reduce the saturation impact on TCP traffic while UDP is present. We have analyzed the throughput for IEEE802.11b/g considering response times and packet retransmission. The theoretical results are validated by simulation and it is observed that the TCP packet rate is improved by using our proposed approach.

Original languageEnglish
Title of host publicationProceedings of the 2014 9th IEEE Conference on Industrial Electronics and Applications, ICIEA 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2170-2175
Number of pages6
ISBN (Electronic)9781479943166
DOIs
Publication statusPublished - 20 Oct 2014
Externally publishedYes
Event9th IEEE Conference on Industrial Electronics and Applications, ICIEA 2014 - Hangzhou, China
Duration: 9 Jun 201411 Jun 2014

Publication series

NameProceedings of the 2014 9th IEEE Conference on Industrial Electronics and Applications, ICIEA 2014

Conference

Conference9th IEEE Conference on Industrial Electronics and Applications, ICIEA 2014
Country/TerritoryChina
CityHangzhou
Period9/06/1411/06/14

Keywords

  • Distributed Coordination Function
  • IEEE 802.11b and IEEE802.11g
  • Markov Chain
  • Packet Fragmentation Technique
  • Point coordination Function

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