Analysis of feasible transport layer protocols for real-time data transmission in Diffserv networks

Ni Zhang, Y. Noda, T. Sakai, Hiroshi Shigeno, Y. Matsushita

研究成果: Conference contribution

抄録

As real-time applications such as video and audio increase rapidly, it requires the Internet, to provide some quality of service (QoS) guarantees. DiffServ (Differentiated Service) is an emerging technology designed for supporting different levels of services including time-sensitive delivery over the Internet. In this paper, supposing that unidirectional streaming video data is transmitted over a DiffServ network, we have carried out a simulation experiment to evaluate the performance of existing transport layer protocols such as TCP and UDP, and tried to find out which shows better performance. From our experimental results, we know that when congestion happens and packets begin to be lost, TCP which has a reliable delivery mechanism behaves better than UDP. Furthermore, if deploying TCP with the SACK option, its rapid loss recovery function leads to even higher performance. So under our experimental environment, we conclude that TCP is an effective transport layer protocol for real-time data transmission in DiffServ networks.

本文言語English
ホスト出版物のタイトル2001 International Conferences on Info-Tech and Info-Net: A Key to Better Life, ICII 2001 - Proceedings
出版社Institute of Electrical and Electronics Engineers Inc.
ページ593-598
ページ数6
2
ISBN(印刷版)0780370104, 9780780370104
DOI
出版ステータスPublished - 2001
イベントInternational Conferences on Info-Tech and Info-Net, ICII 2001 - Beijing, China
継続期間: 2001 10月 292001 11月 1

Other

OtherInternational Conferences on Info-Tech and Info-Net, ICII 2001
国/地域China
CityBeijing
Period01/10/2901/11/1

ASJC Scopus subject areas

  • 人工知能
  • コンピュータ ネットワークおよび通信
  • コンピュータ サイエンスの応用
  • 信号処理
  • 地球科学におけるコンピュータ
  • 制御およびシステム工学
  • 器械工学

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