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Monday, May 18, 2020 | History

3 edition of On-board closed-loop congestion control for satellite based packet switching networks found in the catalog.

On-board closed-loop congestion control for satellite based packet switching networks

On-board closed-loop congestion control for satellite based packet switching networks

  • 41 Want to read
  • 11 Currently reading

Published by National Aeronautics and Space Administration, National Technical Information Service, distributor in [Washington, DC], [Springfield, Va .
Written in English

    Subjects:
  • Packet switching (Data transmission),
  • Astronautics -- Communication systems.

  • Edition Notes

    Other titlesOn board closed loop congestion control ....
    StatementPong P. Chu and William D. Ivancic and Heechul Kim.
    SeriesNASA technical memorandum -- 106446.
    ContributionsIvancic, William D., Kim, Heechul., United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL17680650M

    End-system flow control This is not a congestion control scheme, but a way to prevent the sender from overrunning the buffers of the receiver. See "Flow-Control Mechanisms." Network congestion control In this scheme, end systems throttle back in order to avoid congesting the network. The mechanism is similar to end-to-end flow controls, but the. congestion control algorithms in packet-switching computer networks. We view a network as a large, distributed control system, in which a congestion control scheme is a (distributed) control policy executed at each node (hosts orswitches) of the net- work in order to maintain a certain level of stable conditions. Although such a distributed network.

    Chapter 7 Packet-Switching Networks Network Services and Internal Network Operation Optional: congestion control, segmentation & reassembly, security. 4 End-to-End Packet Network Calculates routes based on received updated network state information FloodingFile Size: 1MB. AKYILDIZ et al.: TCP-PEACH: NEW CONGESTION CONTROL SCHEME FOR SATELLITE IP NETWORKS Fig. 1. TCP-Peach scheme. are based on the use of dummy segments, which are explained in Section III-A. A. Dummy Segments Dummy segments are low-priority segments generated by the sender as a copy of the last transmitted data segment, i.e., they.

    The control of congestion in connectionless packet-switched wide-area networks is a major problem, especially in such networks as the Internet, which is experiencing an exponential growth in users and network traffic. This thesis outlines a rate-based frame-work for congestion control in these networks, examines the requirements of the frame-. generation satellite systems, a working Ka-band regenerative satellite system has been built and it is called SPACEWAY TM*. SPACEWAY provides a two-way broadband “Internet in the Sky” IP network over sat ellite. It utilizes on-board regenerative processing and on-board packet switching with one-hop mesh connectivity between.


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On-board closed-loop congestion control for satellite based packet switching networks Download PDF EPUB FB2

NASA Lewis Research Center is currently investigating a satellite architecture that incorporates an on‐board packet‐switching capability. Because of the statistical nature of packet switching, arrival traffic may fluctuate, and thus it is necessary to integrate the congestion control mechanism as part of the on‐board processing by:   NASA LeRC is currently investigating a satellite architecture that incorporates on-board packet switching capability.

Because of the statistical nature of packet switching, arrival traffic may fluctuate and thus it is necessary to integrate congestion control mechanism as part of the on-board processing : Pong P. Chu, William D. Ivancic, Heechul Kim.

NASA LeRC is currently investigating a satellite architecture that incorporates on-board packet switching capability. Because of the statistical nature of packet switching, arrival traffic may fluctuate and thus it is necessary to integrate congestion control mechanism as part of the on-board processing unit.

P.P. Chu, W. Ivancic and H. Kim, ”On-board closed-loop congestion control for satellite based packet switching networks,” NASA Technical MemorandumAIAA Google Scholar [5]Cited by: 5. In this paper, we propose a predictive and transient congestion control scheme for satellite systems that supports on-board packet switching of multimedia traffic with predefined quality of Author: Eric Bobinsky.

proach to congestion control in packet switching networks where sources adjust their transmission rate in response to feedback information from the network nodes.

Specifically, a controller structure and system architecture are introduced and the analysis of the resulting closed loop system is presented.

Conditions for asymptotic stability are Cited by: It is possible, in principle, for a packet-switching net- work to react to congestion by reducing the effective data rate of certain links. EXISTING METHODS FOR CONTROL OF CONGESTION By analogy with roadcongestion can be ex- pected to begin at one point in the network and spread.

The paper has presented a closed-loop congestion control mechanism suitable for broadband GEO satellite networks, which, in spite of the long GEO satellite propagation delays, is able to limit the on-board congestion probability, to guarantee a good downlink utilisation efficiency, to keep the payload feasible from an implementation point of view and to limit the downlink signalling by: 1.

important issue in packet switched network [1][9]. Congestion control refers to the mechanisms and techniques to control the congestion and keep the load below the capacity. This paper provides an overview of category provided by congestion also includes how TCP uses congestion control File Size: KB.

Congestion control for a packet- switched network J L Grange* and J C Majithiat investigate a two level dynamic control mechanism Congestion control in packet-switched data networks is necessary if the performance of the network in the presence of severe overload condffions is to be main- by: 6.

On-board closed-loop congestion control for satellite based packet switching networks. Jang Y.M. () Connection Admission Control Using Transient QoS Measures in Broadband Satellite Systems. In: Mammeri Z., Lorenz P. (eds) High Speed Networks and Cited by: 1.

A Review of Router based Congestion Control Algorithms. approaches in packet switched network, based on control. (closed-loop congestion control).

Closed Loop Congestion Control • Closed loop congestion control mechanisms try to remove the congestion after it happens. • The various methods used for closed loop congestion control are: Backpressure • Backpressure is a node-to-node congestion control that starts with a node and propagates, in the opposite direction of data flow.

congestion control in satellite networks Download congestion control in satellite networks or read online books in PDF, EPUB, Tuebl, and Mobi Format.

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Satellite. On-board closed-loop congestion control for satellite based packet switching networks, (). Onboard switching for ATM via satellite,Author: Husam Osman Awadalla. Packet switching is a method of grouping data that is transmitted over a digital network into s are made of a header and a in the header is used by networking hardware to direct the packet to its destination where the payload is extracted and used by application switching is the primary basis for data communications in computer networks.

Get this from a library. On-board closed-loop congestion control for satellite based packet switching networks. [Pong P Chu; William D Ivancic; Heechul Kim.

Congestion control in virtual Circuit Admission control is one such closed-loop technique, where action is taken once congestion is detected in the network. Different approaches can be followed. Simpler one “Do not set-up new connections, once the congestion is signalled.

fast packet switching network needs a very sophisticated congestion control scheme. This topic has been studied extensively by the current B-ISDN research community [2, 12, 18, 23, 29, 16, 28]. However, most of them are focusing on the preventive control.

This study is mainly concentrated on the reactive control, which is less understood. CONGESTION CONTROL IN PACKET SWITCH NETWORKS Morgan M. KAMGA School of Computational and Applied Mathematics University of the Witwatersrand A dissertation submitted to the Faculty of Science in fulfillment of the requirements of the degree of Masters of Sciences in Computational and Applied Mathematics Under the Supervision of.

Based on the concept of DiffServ (Differentiated Service), an on-board switch framework is proposed, which satisfies QoS performance requirements and maintains a fairly low complexity.

It applies the (m, k) model to the mapping between the terrestrial and satellite network traffic and uses the double-LB (Leak Bucket) model to control the traffic efficiently.receiver, so congestion may occur in network. If congestion occurred, the packet loss can be happened.

For that using the TCP protocol used to calculate bandwidth for the each packet. If the incoming packet was larger, then the window size will be extend based on the size of that packet. SoFile Size: KB.to study the congestion control strategy in the satellite switch systems, in order to guarantee the switching performance of satellite network.

With the characteristics of satellite-to-earth links, an algorithm of congestion control based on traffic of ground terminals is proposed in this paper. The algorithm adopts.