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network management
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Mission Statement
TechRepublic's ITPapers is the Web's largest library of free technical IT white papers, webcasts, and case studies. Covering IT categories including Data Management, IT Management, Networking, Communications, Enterprise Applications, Storage, Security and much more, TechRepublic's White Paper Directory is the best source for technical white papers and IT information.
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White Papers
Efficiency and Scalability of Barrier Synchronization on NoC Based Many - Core Architectures
Oct 2008
Interconnects based on Networks-on-Chip are an appealing solution to address future microprocessor designs where, very likely, hundreds of cores will be connected on a single chip. A fundamental...
Provided by Association for Computing Machinery
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White Papers
Scalability of Non-Intrusive Load Monitoring for Shipboard Applications
Jul 2009
The non-intrusive load monitor has been demonstrated - as an effective tool for evaluating and monitoring shipboard electro-mechanical systems through analysis of electrical power data. A key...
Provided by University of Rhode Island
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White Papers
Improving the Scalability of Parallel Algorithms for Hyperspectral Image Analysis Using Adaptive Message Compression
Jan 2011
In previous work, the authors have reported that the scalability of parallel processing algorithms for hyperspectral image analysis is affected by the amount of data to exchanged through the...
Provided by Universidad de Extremadura
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White Papers
Understanding the Scalability of Bayesian Network Inference Using Clique Tree Growth Curves
May 2010
One of the main approaches to performing computation in Bayesian Networks (BNs) is clique tree clustering and propagation. The clique tree approach consists of propagation in a clique tree...
Provided by Reed Elsevier
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White Papers
Improving MPI-HMMER's Scalability With Parallel I/O
May 2008
As the size of biological sequence databases continues to grow, the time to search these databases has grown proportionally. This has led to many parallel implementations of common sequence...
Provided by University at Buffalo
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White Papers
Supporting Better Scalability and Richer Subscription Models in Wide-Area Publish/Subscribe
Jan 2011
With the advent of Web 2.0 and the Digital Age, everyone is witnessing an unprecedented increase in the amount of information collected, and in the number of users interested in different types of...
Provided by Duke University
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White Papers
Scalability in Constraints: Are You Comparing Apples and Oranges?
Jan 2008
This paper shows how to ensure a constant cost for the computation-unit in graphs depicting the number of (Sequential) computation-units at different problem sizes. This is needed for a meaningful...
Provided by American Association for Artificial Intelligence
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White Papers
Swing: Realistic and Responsive Network Traffic Generation
Jul 2008
This paper presents Swing, a closed-loop, network-responsive traffic generator that accurately captures the packet interactions of a range of applications using a simple structural model. Starting...
Provided by University of California, San Diego
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White Papers
Ruminate: A Scalable Architecture for Deep Network Analysis
Dec 2010
Traditionally, Network Intrusion Detection Systems (NIDS) inspect packet header and payload data for malicious content. While each system is different, most NIDS perform limited analysis on...
Provided by George Mason University
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White Papers
REMO: Resource-Aware Application State Monitoring for Large-Scale Distributed Systems
Mar 2009
To observe, analyze and control large scale distributed systems and the applications hosted on them, there is an increasing need to continuously monitor performance attributes of distributed...
Provided by Georgia Institute of Technology
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White Papers
Evaluating and Modeling Window Synchronization in Highly Multiplexed Flows
Jan 2011
In this paper, the authors investigate issues of synchronization in highly aggregated flows such as would be found in the Internet backbone. Understanding this phenomenon is important since it...
Provided by University of Wisconsin
-
White Papers
Traffic Anomaly Detection at Fine Time Scales With Bayes Nets
Apr 2008
Traffic anomaly detection using high performance measurement systems offers the possibility of improving the speed of detection and enabling detection of important, short-lived anomalies. In this...
Provided by University of Wisconsin
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White Papers
Context-Aware Clustering of DNS Query Traffic
Oct 2008
The Domain Name System (DNS) is a one of the most widely used services in the Internet. In this paper, the authors consider the question of how DNS traffic monitoring can provide an important and...
Provided by Association for Computing Machinery
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White Papers
Network Discovery From Passive Measurements
Aug 2008
Understanding the Internet's structure through empirical measurements is important in the development of new topology generators, new protocols, traffic engineering, and troubleshooting, among...
Provided by Association for Computing Machinery
-
White Papers
SmartRE: An Architecture for Coordinated Network-Wide Redundancy Elimination
Aug 2009
Application-independent Redundancy Elimination (RE), or identifying and removing repeated content from network transfers, has been used with great success for improving network performance on...
Provided by Association for Computing Machinery
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White Papers
Packet Caches on Routers: The Implications of Universal Redundant Traffic Elimination
Aug 2008
Many past systems have explored how to eliminate redundant transfers from network links and improve network efficiency. Several of these systems operate at the application layer, while the more...
Provided by Association for Computing Machinery
-
White Papers
From Quality to Utility: Adaptive Service Selection Framework
Aug 2010
The authors consider an approach to service selection wherein service consumers choose services with desired nonfunctional properties to maximize their utility. A consumer's utility from using a...
Provided by North Carolina State University
-
White Papers
Lightweight, High-Resolution Monitoring for Troubleshooting Production Systems
Oct 2008
Production systems are commonly plagued by intermittent problems that are difficult to diagnose. This paper describes a new diagnostic tool, called Chopstix, that continuously collects profiles of...
Provided by Princeton University
-
White Papers
An Autonomic Service Delivery Platform for Service-Oriented Network Environments
Mar 2010
In this paper, the authors propose a novel autonomic service delivery platform for service-oriented network environments. The platform enables a self-optimizing infrastructure that balances the...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
CoMon: A Mostly-Scalable Monitoring System for PlanetLab
Jan 2011
CoMon is an evolving, mostly-scalable monitoring system for PlanetLab that has the goal of presenting environment tailored information for both the administrators and users of the PlanetLab global...
Provided by Princeton University
-
White Papers
Diagnostic Powertracing for Sensor Node Failure Analysis
Apr 2010
Troubleshooting unresponsive sensor nodes is a significant challenge in remote sensor network deployments. This paper introduces the tele-diagnostic powertracer, an in-situ troubleshooting tool...
Provided by Association for Computing Machinery
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White Papers
Distributed Resource Allocation for Synchronous Fork and Join Processing Networks
Dec 2009
Many emerging information processing applications require applying various fork and join type operations such as correlation, aggregation, and encoding/decoding to data streams in real-time. Each...
Provided by Georgia Tech
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White Papers
Toward the Practical Use of Network Tomography for Internet Topology Discovery
Dec 2009
Accurate and timely identification of the router-level topology of the Internet is one of the major unresolved problems in Internet research. Topology recovery via tomographic inference is...
Provided by University of Wisconsin
-
White Papers
BasisDetect : A Model-Based Network Event Detection Framework
Nov 2010
The ability to detect unexpected events in large networks can be a significant benefit to daily network operations. A great deal of work has been done over the past decade to develop effective...
Provided by Association for Computing Machinery
-
White Papers
Router Primitives for Programmable Active Measurement
Aug 2009
Active probe-based measurements are the foundation for understanding important network path properties such as SLA compliance and available bandwidth. Well-known challenges in active probe-based...
Provided by Association for Computing Machinery
-
White Papers
Network Anomaly Confirmation, Diagnosis and Remediation
Sep 2009
Identifying and diagnosing network traffic anomalies, and rectifying their effects are standard, daily activities of network operators. While there is a large and growing literature on techniques...
Provided by University of Wisconsin
-
White Papers
Estimating Hop Distance Between Arbitrary Host Pairs
Jan 2009
Establishing a clear and timely picture of Internet topology is complicated by many factors including the vast size and dynamic nature of the infrastructure. In this paper, the authors describe a...
Provided by University of Wisconsin
-
White Papers
Selecting Trustworthy Service in Service-Oriented Environments
Mar 2009
Most of current service selection approaches in service-oriented environments fail to capture the dynamic relationships between services or assume the complete knowledge of service composition is...
Provided by North Carolina State University
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White Papers
A Unified Software Architecture to Enable Cross-Layer Design in the Future Internet
Sep 2007
While research on cross-layer network optimization has been progressing, useful implementations have been lagging because the current Internet architecture does not accommodate cross-layering...
Provided by Institute of Electrical and Electronics Engineers
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Whitepapers
A Scalable Method for Access Control in Location-Based Broadcast Services
Nov 2007
One important problem for such public broad-cast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS for a time interval (a, b)...
Provided by IBM
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White Papers
Scalable and Reliable Location Services Through Decentralized Replication
Apr 2009
One of the critical challenges for service oriented computing systems is the capability to guarantee scalable and reliable service provision. This paper presents Reliable GeoGrid, a decentralized...
Provided by Georgia Institute of Technology
-
Whitepapers
Bandwidth Management for Peer-to-Peer Applications
Dec 2007
With the increasing proliferation of broadband, more and more users are using Peer-to-Peer (P2P) protocols to share very large files, including software, multi-media files, and applications. This...
Provided by F5 Networks
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White Papers
HI-C: Diagnosing Object Churn in Framework-Based Applications
Nov 2010
In prior work the authors of this paper have developed an escape analysis to help developers identify sources of object churn (i.e., Excessive use of temporaries) in large framework-based...
Provided by Association for Computing Machinery
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White Papers
A Framework for Providing Quality of Service in Chip Multi-Processors
Oct 2007
The trends in enterprise IT toward service-oriented computing, server consolidation, and virtual computing point to a future in which workloads are becoming increasingly diverse in terms of...
Provided by North Carolina State University
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White Papers
Efficient Resource Management Using Advance Reservations for Heterogeneous Grids
Jan 2008
Support for advance reservations of resources plays a key role in Grid resource management as it enables the system to meet user expectations with respect to time requirements and temporal...
Provided by North Carolina State University
-
White Papers
Using Prime Numbers for Cache Indexing to Eliminate Conflict Misses
Jan 2011
Using alternative cache indexing/hashing functions is a popular technique to reduce conflict misses by achieving a more uniform cache access distribution across the sets in the cache. Although...
Provided by North Carolina State University
-
White Papers
On the Scalability of an Automatically Parallelized Irregular Application
Jul 2008
Irregular applications, i.e., programs that manipulate pointer-based data structures such as graphs and trees, constitute a challenging target for parallelization because the amount of parallelism...
Provided by University of Texas at Austin (McCombs)
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White Papers
Performance Analysis of Integrated Service Over Differentiated Service for Next Generation Internet
Aug 2010
This paper discusses on next generation Internet how the authors can provide Quality of Services (QoS) to the users while today's internet provides the BES (Best Effort Services), that does not...
Provided by AICIT
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White Papers
A Regression-Based Approach to Scalability Prediction
Jun 2008
Many applied scientific domains are increasingly relying on large scale parallel computation. Consequently, many large clusters now have thousands of processors. However, the ideal number of...
Provided by Association for Computing Machinery
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White Papers
MVAPICH-Aptus: Scalable High-Performance Multi-Transport MPI Over InfiniBand
May 2008
The need for computational cycles continues to exceed availability, driving commodity clusters to increasing scales. With upcoming clusters containing tens-of thousands of cores, InfiniBand is a...
Provided by Ohio State University
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Whitepapers
Improved Opportunistic Multipath Transmission for Bandwidth-Efficient Cooperative Communications
Mar 2010
This paper presents an improved version of the Opportunistic Multipath (OM) proposed by Ribeiro et al. for cooperative communications. First, the authors generalize the OM scheme by using two...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Low-Complexity Reduced-Rank Interference Mitigation Algorithms for DS-UWB Systems
Mar 2010
The authors consider a two-stage framework for linear interference mitigation, in which a transformation performs dimensionality reduction followed by a reduced-rank filter. A generic reduced-rank...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Exact Performance Evaluation of the UWB Differential Transmitted Reference System in Multiuser Environments
Mar 2010
Under the impact of multiuser interference, the exact bit error probability of the time-hopping ultra-wideband differential transmitted reference system over the Nakagami-m fading channels is...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Analysis of a Noncoherent UWB Receiver for Multichannel Signals
Mar 2010
The authors present a detailed analysis of a previously introduced Multi-Channel Autocorrelation Receiver (MC-AcR) for multichannel Ultra-WideBand (UWB) signals. Performance measures are...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Sub-Band Based Technique for Low Power Medium Data Rate Ultra Wide Band Communication
Mar 2010
A Sub-band based Ultra WideBand (SUWB) system is proposed. The technique provides scope for using the ultra wideband bandwidth efficiently by exploiting the available link margin for short range...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Power Spectral Analysis of Orthogonal Pulse-Based TH-UWB Signals
Mar 2010
The paper analyzes Power Spectral Density (PSD) of orthogonal pulse-based signals for Time Hopping Ultra WideBand (TH-UWB) systems. The authors' extensive studies show that the PSD of these...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Adaptive Detector for SC-FDE in Multiuser DS-UWB Systems Based on Structured Channel Estimation with Conjugate Gradient Algorithm
Mar 2010
In this paper, the authors propose a Conjugate Gradient (CG) based Structured Channel Estimation (SCE) scheme for Single-Carrier Frequency Domain Equalization (SC-FDE) in multiuser Direct-Sequence...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Narrowband Interference Impact on the Performance of UWB Communication Systems in Lognormal Flat Fading Channels
Mar 2010
This paper evaluates the bit error rate performance of a Ultra-WideBand (UWB) communication system in a Lognormal flat fading channel under the impact of Narrow Band Interference (NBI) signals....
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Two-Stage Approach for Network Monitoring
Mar 2012
A goal of network tomography is to infer the status (e.g., delay) of congested links internal to a network, through end-to-end measurements at boundary nodes (end-hosts) via insertion of probe...
Provided by University of Warwick Library
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Whitepapers
Optimal Resource Allocation to Provide QoS Guarantee in Pervasive Health Monitoring Systems
Apr 2011
Pervasive health monitoring is an e-Health service, which plays an important role in prevention and early detection of diseases. In health monitoring systems, a loss or an excessive delay of the...
Provided by Ryefone Inc.
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Whitepapers
Rate Adaptation of AMC/HARQ Systems With CQI Errors
Mar 2010
The authors study the rate adaptation of a combined system with Adaptive Modulation and Coding (AMC) and Hybrid ARQ (HARQ) in the presence of Channel Quality Indicator (CQI) errors. An average...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Using a Sensor Network to Localize a Source Under Spatially Correlated Shadowing
Mar 2010
This paper considers the use of a sensor network to estimate the position of a transmitting radio based on the received signal strength at the sensors. A generic path loss model which includes the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
A Cooperative Graph Approach for Cooperative Routing in Delay-Sensitive Systems
Mar 2010
The authors investigate the cooperative routing problem in the single-source single-destination systems for the delay-sensitive case by using the proposed "Cooperative Graph" approach. The...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Maximum Averaged Likelihood Estimation Tree for Anchor-Less Localization Exploiting IR-UWB Multipaths
Mar 2010
This paper presents an algorithm that enables anchor-less localization for pairs of static Impulse Radio - Ultra Wide Band (IR-UWB) devices in a room. The estimation progresses through a tree, as...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Common Opportunistic Routing and Forwarding
Mar 2010
Most of the existing routing schemes for opportunistic forwarding either rely on a priori known topology information, or provide explicit protocol information in the data packet header. In this...
Provided by Institute of Electrical & Electronic Engineers
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Case Studies
Citrix Uses Puppet Labs Consulting to Accelerate Large Scale Configuration Management and Eliminate Configuration Drift
Oct 2010
Citrix Systems is a leading enterprise software company that offers end-to-end virtualization, networking, and SaaS solutions on-demand to users in any location on any device. Citrix required a...
Provided by Puplo Digital Design
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Whitepapers
An Opportunistic Resource Sharing and Topology-Aware Mapping Framework for Virtual Networks
Jan 2012
Network virtualization provides a promising way to overcome Internet ossification. A major challenge is virtual network mapping, i.e., how to embed multiple virtual network requests with resource...
Provided by Temple Skin Care
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Whitepapers
Real Slepian-Wolf Codes
Jan 2012
The authors provide a novel achievability proof of the Slepian-Wolf theorem for i.i.d. sources over finite alphabets. They demonstrate that random codes that are linear over the real field achieve...
Provided by Indian Institute of Technology Bombay
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Whitepapers
Coding Against Delayed Adversaries
Apr 2010
In this paper, the authors consider the communication of information in the presence of a delayed adversarial jammer. In the setting under study, a sender wishes to communicate a message to a...
Provided by Open University of Israel
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Whitepapers
Concatenated Polar Codes
Jan 2010
Polar codes have attracted much recent attention as the first codes with low computational complexity that provably achieve optimal rate-regions for a large class of information-theoretic...
Provided by Chinese University of Hong Kong
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Whitepapers
Analog Network Coding in General SNR Regime
Feb 2012
The problem of maximum rate achievable with analog network coding for a unicast communication over a layered relay network with directed links is considered. A relay node performing analog network...
Provided by The China Press Berhad
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Webcasts
Cisco Medianet - Simplifying the Enterprise QoS Policy With Media Awareness
Aug 2012
Get an overview of the Cisco Medianet solution and architecture with Cisco in this webcast, the presenter discusses the simplified approach for validating QoS for critical business applications by...
Provided by Cisco Systems
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Whitepapers
An Autonomic Distributed Self-Healing Algorithm Based on Failure Perceiving Mechanism
Aug 2012
In order to ensure the transmission Quality of Service (QoS), the network self-healing research has become an irreversible trend. This paper presents an autonomic distributed Self-Healing...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
On Codebook Design for Distributed Relay Beamforming Network
Aug 2012
The authors study the problem of codebook design for quantized distributed relay beamforming under individual relay power constraint in a cooperative relay network. The received SNR is used as the...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Packet Scheduling With QoS Support in LTE Downlink MIMO System
Aug 2012
This paper addresses the issue of packet scheduling with Spatial Division Multiplexing (SDM) techniques of Multiple Input Multiple Output (MIMO) antenna in the 3GPP Long Term Evolution (LTE)...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Location Assisted Routing With Network Coding in Vehicular Delay Tolerant Networks
Aug 2012
This paper proposed a routing protocol integrating both the characteristic of the flooding-based protocol and forwarding-based protocol. The basic idea of the protocol is to let message be...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Comparison of Dijkstra's Shortest Path Algorithm With Genetic Algorithm for Static and Dynamic Routing Network
Aug 2012
In this paper, the authors calculate the Shortest path between Source and Destination node for Static and Dynamic Routing Networks. First, they applied Dijkstra's Algorithm (DA) and then Genetic...
Provided by International Journal of Electronics and Computer Science Engineering
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Whitepapers
Performance Analysis of Analog Network Coding Based Two-Way Amplify-and-Forward System in Mixed Rician and Nakagami-m Fading Environment
Jul 2012
This paper presents the performance analysis of analog network coding-based two-way amplify-and-forward relaying under mixed Rician and Nakagami-m fading environment. Closed form expressions for...
Provided by Springer Healthcare
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Whitepapers
Applying Channel Estimation in MIMO Network Coding Protocol
Jan 2012
In this paper, a combination of MIMO and network coding, based on MINEC protocol, is used for improving the performance of the relay networks in fading environments. The authors have introduced...
Provided by International Journal of Electronics and Computer Science Engineering
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Whitepapers
Design of a Secure Router System for Next-Generation Networks
Jul 2009
Computer networks are vulnerable to attacks, where the network infrastructure itself is targeted. Emerging router designs, which use software-programmable embedded processors, increase the...
Provided by University of Maryland University College
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Whitepapers
Data Path Management in Mesh-Based Programmable Routers
Feb 2010
With dozens to hundreds of processing cores deployed in next generation packet processor, regular topologies such as mesh are widely adopted in Network-on-Chip design to provide scalable...
Provided by University of Maryland University College
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Whitepapers
A Study of the Impact of Network Traffic Pacing From Network and End-User Perspectives
May 2011
As the demand on the Internet bandwidth keeps increasing, all-optical network architectures emerge as a promising solution to high-speed telecommunication networks. However, the performance of...
Provided by University of Maryland University College
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Whitepapers
VNMBench: A Benchmark for Virtual Network Mapping Algorithms
May 2012
The network architecture of the current Internet cannot accommodate the deployment of novel network-layer protocols. To address this fundamental problem, network virtualization has been proposed,...
Provided by University of Maryland University College
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Whitepapers
Acquisition Probability Of Multi-User UWB Systems in the Presence of a Novel Synchronization Approach
Aug 2012
In this paper, to synchronize Ultra WideBand (UWB) systems in ad-hoc multi-user environments, the authors propose a new timing acquisition approach for achieving a good performance despite the...
Provided by Academy & Industry Research Collaboration Center
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Whitepapers
Contrasting Multiple Social Network Autocorrelations for Binary Outcomes, with Applications to Technology Adoption
Oct 2012
The rise of socially targeted marketing suggests that decisions made by consumers can be predicted not only from their personal tastes and characteristics, but also from the decisions of people...
Provided by Cornell University
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Whitepapers
Trust Estimation and Aggregation in Peer-to-Peer Network Using Differential Gossip Algorithm
Oct 2012
In peer-to-peer network, free riding is a big problem. Reputation management systems are used to overcome free riding. Reputation computation methods generally do not consider the uncertainty...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Profit Maximization Over Social Networks
Oct 2012
Influence maximization is the problem of finding a set of influential users in a social network such that the expected spread of influence under a certain propagation model is maximized. Much of...
Provided by University of British Columbia
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Whitepapers
Discrete Signal Processing on Graphs
Oct 2012
In social settings, individuals interact through webs of relationships. Each individual is a node in a complex network (or graph) of interdependencies and generates data, lots of data. The authors...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Predicting Group Evolution in the Social Network
Oct 2012
Social communities are important components of entire societies, analyzed by means of the social network concept. Their immanent feature is continuous evolution over time. If user's know how...
Provided by Cornell University
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Whitepapers
Influence of the Dynamic Social Network Timeframe Type and Size on the Group Evolution Discovery
Oct 2012
New technologies allow to store vast amount of data about users interaction. From those data the social network can be created. Additionally, because usually also time and dates of this activities...
Provided by Institute of Electrical & Electronic Engineers
-
White Papers
Evaluating and Modeling Window Synchronization in Highly Multiplexed Flows
Jan 2011
In this paper, the authors investigate issues of synchronization in highly aggregated flows such as would be found in the Internet backbone. Understanding this phenomenon is important since it...
Provided by University of Wisconsin
-
White Papers
Traffic Anomaly Detection at Fine Time Scales With Bayes Nets
Apr 2008
Traffic anomaly detection using high performance measurement systems offers the possibility of improving the speed of detection and enabling detection of important, short-lived anomalies. In this...
Provided by University of Wisconsin
-
White Papers
Context-Aware Clustering of DNS Query Traffic
Oct 2008
The Domain Name System (DNS) is a one of the most widely used services in the Internet. In this paper, the authors consider the question of how DNS traffic monitoring can provide an important and...
Provided by Association for Computing Machinery
-
White Papers
Network Discovery From Passive Measurements
Aug 2008
Understanding the Internet's structure through empirical measurements is important in the development of new topology generators, new protocols, traffic engineering, and troubleshooting, among...
Provided by Association for Computing Machinery
-
White Papers
SmartRE: An Architecture for Coordinated Network-Wide Redundancy Elimination
Aug 2009
Application-independent Redundancy Elimination (RE), or identifying and removing repeated content from network transfers, has been used with great success for improving network performance on...
Provided by Association for Computing Machinery
-
White Papers
Packet Caches on Routers: The Implications of Universal Redundant Traffic Elimination
Aug 2008
Many past systems have explored how to eliminate redundant transfers from network links and improve network efficiency. Several of these systems operate at the application layer, while the more...
Provided by Association for Computing Machinery
-
White Papers
From Quality to Utility: Adaptive Service Selection Framework
Aug 2010
The authors consider an approach to service selection wherein service consumers choose services with desired nonfunctional properties to maximize their utility. A consumer's utility from using a...
Provided by North Carolina State University
-
White Papers
Lightweight, High-Resolution Monitoring for Troubleshooting Production Systems
Oct 2008
Production systems are commonly plagued by intermittent problems that are difficult to diagnose. This paper describes a new diagnostic tool, called Chopstix, that continuously collects profiles of...
Provided by Princeton University
-
White Papers
An Autonomic Service Delivery Platform for Service-Oriented Network Environments
Mar 2010
In this paper, the authors propose a novel autonomic service delivery platform for service-oriented network environments. The platform enables a self-optimizing infrastructure that balances the...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
CoMon: A Mostly-Scalable Monitoring System for PlanetLab
Jan 2011
CoMon is an evolving, mostly-scalable monitoring system for PlanetLab that has the goal of presenting environment tailored information for both the administrators and users of the PlanetLab global...
Provided by Princeton University
-
White Papers
Diagnostic Powertracing for Sensor Node Failure Analysis
Apr 2010
Troubleshooting unresponsive sensor nodes is a significant challenge in remote sensor network deployments. This paper introduces the tele-diagnostic powertracer, an in-situ troubleshooting tool...
Provided by Association for Computing Machinery
-
White Papers
Distributed Resource Allocation for Synchronous Fork and Join Processing Networks
Dec 2009
Many emerging information processing applications require applying various fork and join type operations such as correlation, aggregation, and encoding/decoding to data streams in real-time. Each...
Provided by Georgia Tech
-
White Papers
Toward the Practical Use of Network Tomography for Internet Topology Discovery
Dec 2009
Accurate and timely identification of the router-level topology of the Internet is one of the major unresolved problems in Internet research. Topology recovery via tomographic inference is...
Provided by University of Wisconsin
-
White Papers
BasisDetect : A Model-Based Network Event Detection Framework
Nov 2010
The ability to detect unexpected events in large networks can be a significant benefit to daily network operations. A great deal of work has been done over the past decade to develop effective...
Provided by Association for Computing Machinery
-
White Papers
Router Primitives for Programmable Active Measurement
Aug 2009
Active probe-based measurements are the foundation for understanding important network path properties such as SLA compliance and available bandwidth. Well-known challenges in active probe-based...
Provided by Association for Computing Machinery
-
White Papers
Network Anomaly Confirmation, Diagnosis and Remediation
Sep 2009
Identifying and diagnosing network traffic anomalies, and rectifying their effects are standard, daily activities of network operators. While there is a large and growing literature on techniques...
Provided by University of Wisconsin
-
White Papers
Estimating Hop Distance Between Arbitrary Host Pairs
Jan 2009
Establishing a clear and timely picture of Internet topology is complicated by many factors including the vast size and dynamic nature of the infrastructure. In this paper, the authors describe a...
Provided by University of Wisconsin
-
White Papers
Selecting Trustworthy Service in Service-Oriented Environments
Mar 2009
Most of current service selection approaches in service-oriented environments fail to capture the dynamic relationships between services or assume the complete knowledge of service composition is...
Provided by North Carolina State University
-
White Papers
A Unified Software Architecture to Enable Cross-Layer Design in the Future Internet
Sep 2007
While research on cross-layer network optimization has been progressing, useful implementations have been lagging because the current Internet architecture does not accommodate cross-layering...
Provided by Institute of Electrical and Electronics Engineers
-
Whitepapers
A Scalable Method for Access Control in Location-Based Broadcast Services
Nov 2007
One important problem for such public broad-cast LBS is to enforce access control on a large number of subscribers. In such a system a user typically subscribes to a LBS for a time interval (a, b)...
Provided by IBM
-
White Papers
Scalable and Reliable Location Services Through Decentralized Replication
Apr 2009
One of the critical challenges for service oriented computing systems is the capability to guarantee scalable and reliable service provision. This paper presents Reliable GeoGrid, a decentralized...
Provided by Georgia Institute of Technology
-
Whitepapers
Bandwidth Management for Peer-to-Peer Applications
Dec 2007
With the increasing proliferation of broadband, more and more users are using Peer-to-Peer (P2P) protocols to share very large files, including software, multi-media files, and applications. This...
Provided by F5 Networks
-
White Papers
HI-C: Diagnosing Object Churn in Framework-Based Applications
Nov 2010
In prior work the authors of this paper have developed an escape analysis to help developers identify sources of object churn (i.e., Excessive use of temporaries) in large framework-based...
Provided by Association for Computing Machinery
-
White Papers
A Framework for Providing Quality of Service in Chip Multi-Processors
Oct 2007
The trends in enterprise IT toward service-oriented computing, server consolidation, and virtual computing point to a future in which workloads are becoming increasingly diverse in terms of...
Provided by North Carolina State University
-
White Papers
Efficient Resource Management Using Advance Reservations for Heterogeneous Grids
Jan 2008
Support for advance reservations of resources plays a key role in Grid resource management as it enables the system to meet user expectations with respect to time requirements and temporal...
Provided by North Carolina State University
-
White Papers
Using Prime Numbers for Cache Indexing to Eliminate Conflict Misses
Jan 2011
Using alternative cache indexing/hashing functions is a popular technique to reduce conflict misses by achieving a more uniform cache access distribution across the sets in the cache. Although...
Provided by North Carolina State University
-
White Papers
On the Scalability of an Automatically Parallelized Irregular Application
Jul 2008
Irregular applications, i.e., programs that manipulate pointer-based data structures such as graphs and trees, constitute a challenging target for parallelization because the amount of parallelism...
Provided by University of Texas at Austin (McCombs)
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White Papers
Performance Analysis of Integrated Service Over Differentiated Service for Next Generation Internet
Aug 2010
This paper discusses on next generation Internet how the authors can provide Quality of Services (QoS) to the users while today's internet provides the BES (Best Effort Services), that does not...
Provided by AICIT
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White Papers
A Regression-Based Approach to Scalability Prediction
Jun 2008
Many applied scientific domains are increasingly relying on large scale parallel computation. Consequently, many large clusters now have thousands of processors. However, the ideal number of...
Provided by Association for Computing Machinery
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White Papers
MVAPICH-Aptus: Scalable High-Performance Multi-Transport MPI Over InfiniBand
May 2008
The need for computational cycles continues to exceed availability, driving commodity clusters to increasing scales. With upcoming clusters containing tens-of thousands of cores, InfiniBand is a...
Provided by Ohio State University
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Whitepapers
Content Routers: Fetching Data on Network Path
Apr 2011
In this paper, the authors present an in-network caching architecture based on content routers to improve the traffic efficiency in the Internet. The main idea is to provide a forwarding fabric...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Adaptive Rate Allocation Scheme for Uplink TH-UWB Networks
Apr 2011
In this paper, an efficient rate allocation scheme to maximize the throughput in uplink multi-rate Time-Hopping Ultra-WideBand (TH-UWB) communications is proposed. This is a challenging task due...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
On the Optimization of Decode-and-Forward Schemes for Two-Way Asymmetric Relaying
Apr 2011
In this paper, the authors consider a two-way asymmetric re-laying channel with unmatched traffics from two sources. Aiming at maximizing the sum rate under a minimum rate constraint, they address...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Low Complexity Tri-Level Sampling Receiver Design for UWB Time-Of-Arrival Estimation
Apr 2011
In this paper, the effect of finite-level quantization on UWB Time-Of-Arrival (TOA) estimation is investigated. The scheme of optimized quantization threshold combined with the post-quantization...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Max-Flow Protection Using Network Coding
Apr 2011
In this paper, the authors present a new way to enhance the survivability of the information flow between two communicating nodes S and T without compromising the maximum achievable S-T...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Effective Capacity of Correlated MISO Channels
Apr 2011
This paper presents an analytical performance investigation of the capacity limits of correlated Multiple-Input Single-Output (MISO) channels in the presence of Quality-of-Service (QoS)...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Resilient Traffic Engineering in a Transit-Edge Separated Internet Routing
Apr 2011
The significant growth of Internet traffic and increase of routing tables require solutions to address Internet scalability and resiliency. A possible direction is to move away from the flat...
Provided by Institute of Electrical & Electronic Engineers
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Whitepapers
Minimizing Path Delay in Multipath Networks
Apr 2011
One of the most important problems in the field of performance optimization for data networks is the problem of routing to achieve delay minimization. This becomes extremely important in the...
Provided by Institute of Electrical & Electronic Engineers
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White Papers
Testing the Limits: Enterprise Network Management, Testing and Evaluation
Jun 2008
Effective testing and evaluation can significantly improve enterprise network management, which in turn can positively impact a company's day-to-day operations and financial performance. After a...
Provided by Gambit Communications
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Case Studies
CMC Case Study: Central Bank of India
Mar 2010
Central Bank of India is a major nationalised public sector bank with more than 3000 branches across India. The bank had an outdated IT network in place and had distributed IT infrastructure with...
Provided by CMC
