<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality of service for soft real-time traffic over IP networks. The Internet Engineering Task Force has proposed some architecture components, such as Active Queue Management (AQM). The paper investigates the influence of the weighted moving average on packet waiting time reduction for an AQM mechanism: the RED algorithm. The proposed method for computing the average queue length is based on a difference equation (a recursive equation). Depending on a particular optimality criterion, proper parameters of the modified weighted moving average function can be chosen. This change will allow reducing the number of violations of timing constraints and better use of this mechanism for soft real-time transmissions. The optimization problem is solved through simulations performed in OMNeT++ and later verified experimentally on a Linux implementation</p></abstract>

The popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality of service for soft real-time traffic over IP networks. The Internet Engineering Task Force has proposed some architecture components, such as Active Queue Management (AQM). The paper investigates the influence of the weighted moving average on packet waiting time reduction for an AQM mechanism: the RED algorithm. The proposed method for computing the average queue length is based on a difference equation (a recursive equation). Depending on a particular optimality criterion, proper parameters of the modified weighted moving average function can be chosen. This change will allow reducing the number of violations of timing constraints and better use of this mechanism for soft real-time transmissions. The optimization problem is solved through simulations performed in OMNeT++ and later verified experimentally on a Linux implementation

A RED modified weighted moving average for soft real-time application

Institute of Theoretical and Applied Informatics Polish Academy of Sciences, ul. Bałtycka 5, 44-100 Gliwice, Poland

Institute of Informatics Silesian University of Technology, Akademicka 16, 44-100 Gliwice, Poland

International Journal of Applied Mathematics and Computer Science

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"A RED modified weighted moving average for soft real-time application"}

The popularity of TCP/IP has resulted in an increase in usage of best-effort networks for real-time communication. Much effort has been spent to ensure quality...

A RED modified weighted moving average for soft real-time application

Published Online: Sep 25, 2014

Page range: 697 - 707

Received: Apr 18, 2013

DOI: https://doi.org/10.2478/amcs-2014-0051

Keywords
active queue management, soft real-time, dropping packets

© by Joanna Domanśka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

A RED modified weighted moving average for soft real-time application

Published Online: Sep 25, 2014

Page range: 697 - 707

Received: Apr 18, 2013

DOI: https://doi.org/10.2478/amcs-2014-0051

Keywordsactive queue management, soft real-time, dropping packets

© by Joanna Domanśka

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
active queue management, soft real-time, dropping packets