Papers, Pre/Post-Prints, and Presentations by Students in the Modeling and Analysis of Networks vIA Computer Simulations (MANIACS) program.

Recent Submissions

  • Towards a Topology Generator Modeling AS Relationships 

    Dimitropoulos, Christos Xenofontas A.; Riley, George F.; Krioukov, Dmitri; Sundaram, Ravi (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2005)
  • University Methodology for Internetworking Principles and Design Projects 

    Abler, Randal Thomas; Owen, Henry L., III; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2003-05)
    An undergraduate engineering internetworking learning environment that presents both internetworking principles and laboratory experimentation is described. The learning environment uses the source code availability of ...
  • Stateless Routing in Network Simulations 

    Riley, George F.; Ammar, Mostafa H. (Mostafa Hamed); Fujimoto, Richard M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2000)
    The memory resources required by network simulations can grow quadratically with size of the simulated network. In simulations that use routing tables at each node to perform per-hop packet forwarding, the storage ...
  • Split Protocol Stack Network Simulations Using the Dynamic Simulation Backplane 

    Xu, Donghua; Riley, George F.; Ammar, Mostafa H. (Mostafa Hamed); Fujimoto, Richard M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2001)
    We introduce and discuss a methodology for heterogeneous simulations of computer networks using the dynamic simulation backplane. This methodology allows for exchanging of protocol information between simulators across ...
  • SPADES - A Distributed Agent Simulation Environment With Software-in-the-Loop Execution 

    Riley, Patrick F.; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2003-12)
    Simulations are used extensively for studying artificial intelligence. However, the simulation technology in use by and designed for the artificial intelligence community often fails to take advantage of much of the ...
  • Space–Parallel Network Simulations Using Ghosts 

    Riley, George F.; Jaafar, Talal Mohamed; Fujimoto, Richard M.; Ammar, Mostafa H. (Mostafa Hamed) (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2004-05)
    We discuss an approach for creating a federated network simulation that eases the burdens on the simulator user that typically arise from more traditional methods for defining space-parallel simulations. Previous approaches ...
  • Simulating Internet Worms 

    Riley, George F.; Sharif, Monirul I.; Lee, Wenke (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2004-10)
    The accurate and efficient modeling of Internet worms is a particularly challenging task for network simulation tools. The atypical and aggressive behavior of these worms can easily consume excessive resources, both ...
  • Scalable RTI-Based Parallel Simulation of Networks 

    Perumalla, Kalyan S.; Park, Alfred; Fujimoto, Richard M.; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2003-06)
    Federated simulation interfaces such as the High Level Architecture (HLA) were designed for interoperability, and as such are not traditionally associated with high performance computing. In this paper, we present ...
  • Performance of Routing Protocols in Very Large-Scale Mobile Wireless Ad Hoc Networks 

    Zhang, Xin; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2005-09)
    As wireless devices become more and more popular, ad hoc networks grow in the number of nodes as well as the complexity of communication among the large number of nodes. However, due to the limitation of simulation ...
  • On Standardized Network Topologies For Network Resesrch 

    Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2002-12)
    Simulation has become the evaluation method of choice for many areas of computer networking research. When designing new or revised transport protocols, queuing methods, routing protocols, (just to name a few), a common ...
  • Network Aware Time Management and Event Distribution 

    Riley, George F.; Fujimoto, Richard M.; Ammar, Mostafa H. (Mostafa Hamed) (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2000-05)
    In this paper we discuss new synchronization algorithms for Parallel and Distributed Discrete Event Simulations (PDES) which exploit the capabilities and behavior of the underlying communications network. Previous work ...
  • Large–Scale Simulation Models of BGP 

    Dimitropoulos, Christos Xenofontas A.; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2004-10)
    The complex nature of the Border Gateway Protocol (BGP) is not amenable to analytical modeling, and thus simulation–based analysis methods are needed to understand its behavior. To this end, we investigate techniques that ...
  • Modeling Autonomous–System Relationships 

    Dimitropoulos, Christos Xenofontas A.; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2006-05)
    The development of realistic topology generators that produce faithful replicas of Internet topologies is critical for conducting realistic simulation studies of Internet protocols. Despite the volume of research in ...
  • IPA for Loss Volume and Buffer Workload in Tandem SFM 

    Wardi, Yorai; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2002)
    This paper considers congestion-related performance metrics in tandem networks of Stochastic Fluid Models (SFMs), and derives their IPA gradient estimators with respect to buffer sizes. Specifically, the performance ...
  • Intrusion Detection Testing and Benchmarking Methodologies 

    Athanasiades, Nicholas; Abler, Randal Thomas; Levine, John G. (John Glenn); Owen, Henry L., III; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2003-03)
    The ad-hoc methodology that is prevalent in today’s testing and evaluation of network intrusion detection algorithms and systems makes it difficult to compare different algorithms and approaches. After conducting a ...
  • Integrated Fluid and Packet Network Simulations 

    Riley, George F.; Jaafar, Talal Mohamed; Fujimoto, Richard M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2002-10)
    A number of methods exist that can be used to create simulation models for measuring the performance of computer networks. The most commonly used method is packet level simulation, which models the detailed behavior of ...
  • Flow Based Observations from NETI@home and Honeynet Data 

    Grizzard, Julian B.; Simpson, Charles Robert, Jr.; Krasser, Sven; Owen, Henry L., III; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2005-06)
    We conduct a flow based comparison of honeynet traffic, representing malicious traffic, and NETI@home traffic, representing typical end user traffic. We present a cumulative distribution function of the number of packets ...
  • Exploiting the Predictability of TCP’s Steady-state Behavior to Speed Up Network Simulation 

    He, Qi; Ammar, Mostafa H. (Mostafa Hamed); Riley, George F.; Fujimoto, Richard M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2002-10)
    In discrete-event network simulation, a significant portion of resources and computation are dedicated to the creation and processing of packet transmission events. For large-scale network simulations with a large number ...
  • Experiences Parallelizing a Commercial Network Simulator 

    Wu, Hao; Fujimoto, Richard M.; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2001-12)
    Most current approaches of parallel simulation focus on building new parallel simulation engines that require the development of new models and software. An alternate, emerging approach is to extend sequential simulators ...
  • Experiences Applying Parallel and Interoperable Network Simulation Techniques in On-line Simulations of Military Networks 

    Perumalla, Kalyan S.; Fujimoto, Richard M.; McLean, Thom; Riley, George F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, Inc., New York, 2002)
    We present a case study in which we apply parallel simulation methods and interoperability techniques to network simulations for simulation-based on-line control of military communication networks. The on-line simulations ...

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