NETWORKING 2012

Name: NETWORKING 2012 | 11th International IFIP TC 6 Networking Conference, Prague, Czech Republic, May 21-25, 2012, Proceedings, Part II
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11th International IFIP TC 6 Networking Conference, Prague, Czech Republic, May 21-25, 2012, Proceedings, Part II

Robert Bestak Lukas Kencl Li Erran Li Joerg Widmer Hao Yin(Herausgeber*in)

Springer (Verlag)

Erschienen am 16. Mai 2012

XXI, 421 Seiten

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Inhalt

Title
Preface
Organization
Table of Contents
Video Streaming
Quality Adaptation in P2P Video Streaming Based on Objective QoE Metrics
Introduction
Related Work
QoE-Aware Quality Adaptation
Quality Management
Layer Adaptation
Evaluation Results
Conclusion and Future Work
References
Playback Policies for Live and On-Demand P2P Video Streaming
Introduction
Background and Terminology
Related Work
Playback Policies
Always Skip and Skip/Stall Policies
Remaining Download Time Policy
Retry Policy
Ratio Policy
Catchup Policy
Evaluation
Playback Lag
Skipped Blocks
Failed Playback Sessions
Discussion and Conclusions
References
SmoothCache: HTTP-Live Streaming Goes Peer-to-Peer
Introduction
The Shift from RTP/RTSP to HTTP
Impact of the Shift on P2PLS Algorithms
Related Work
P2PLS as a Caching Problem
Beyond Baseline Caching
Proactive Caching
Evaluation
Deployment Results
Conclusion
References
Leveraging Video Viewing Patterns for Optimal Content Placement
Introduction
Related Work
Description of Data Set
Motivation for Placing Video Segments
Most Users Watch Fraction of a Video
Correlation between NLV and Video Properties
Working Set Size
MIP Formulation
Problem Formulation
Managing the Scale of the MIP
Experimental Results
Experiment Setup
Maximum and Aggregate Link Bandwidth
Number of Replicas and Hop Count
Disk and Bandwidth Tradeoff
Effect of Segment Size
Cache Dynamics
Conclusions
References
Peer to Peer
Enhancing Traffic Locality in BitTorrent via Shared Trackers
Introduction
Related Works
Pitfalls of BitTorrent Traffic Locality
P2P Locality across Multiple Torrent: An Overview
Detecting Peer Migration with Shared Trackers
Performance Evaluation
Conclusions
References
A Task-Based Model for the Lifespan of Peer-to-Peer Swarms
Introduction
Related Works
Task-Based Churn
Task
Modeling and Characterization of Task-Based Churn
Task-Based Lifespan Model
Swarm Evolution
The Closed-Form Expression of Lifespan
Lifespan Prediction and Measurement
Trace Evaluation
Experimental Setup
Accuracy of Task-Based Evolution Model
Simulation
Simulator
Accuracy of Task-Based Lifespan Model
Conclusion
References
Using Centrality Metrics to Predict Peer Cooperation in Live Streaming Applications
Introduction
Related Work
SopCast Data Collection Methodology
Peer Cooperation in SopCast
Peer Centrality and Cooperation Level
Predicting a Peer's Cooperation Level
Practical Considerations
Conclusions and Future Work
References
Content Publishing and Downloading Practice in BitTorrent
Introduction
Methodology
Data Collection
Publisher Classification
The Number of Published Torrents
Publisher's Strategies
Lifetime of Publishers and Their Publishing Rates
Content Categories
Advertising Strategies of Profit-Driven Publishers
Downloaders' Behavior
Implications on Publishers' Strategies
Fake Publishers
Profit-Driven Publishers
Conclusions
References
Interdomain
Towards a Statistical Characterization of the Interdomain Traffic Matrix
Introduction
Datasets
Traffic Data
Routing Stability and Snapshot Length
Properties of the ITM
Sparsity
Distribution of Traffic Generated from Each AS
Distribution Parameters
What Determines the Shape of the Tail?
AS Correlations and Popular Prefixes
Correlations
Popular Prefixes
Low Effective Rank
Related Work
Conclusions and Future Work
References
Characterizing Inter-domain Rerouting after Japan Earthquake
Introduction
Methodology
Variance of AS Betweenness Centrality
Identify Characteristics of Rerouting
Rerouting after Japan Earthquake
Rerouting Associated with HARNET
Rerouting in the Global Internet
Related Work
Conclusion and Future Work
References
Measuring the Evolution of Internet Peering Agreements
Introduction
Datasets and Methodology
Topology Data
Identifying Usable Monitors
Visibility of Links of Monitor ASes
Classifying AS Links of Monitor ASes
Step 1: Transit vs. Non-transit Links
Step 2: Provider vs. Customer Links
Validation
Evolution of Connectivity of Monitor ASes
Dynamics of Connectivity of Monitor ASes
Link Durations
Link State Transition Probabilities
Related Work
Summary and Future Work
References
Obscure Giants: Detecting the Provider-Free ASes
Introduction
Related Work
Non-verifiable Sources
Public Datasets
Straightforward Inference
TC Algorithm
Customer-Cone Ranking
PFS Size
Temporal Dimension
Evaluation
TC Results
Parameter Sensitivity
Conclusion
References
Security
Detecting Stealthy Backdoors with Association Rule Mining
Introduction
Related Work
Concept of Backdoor cd00r
Rare Association Rule Mining
Terminology
Algorithm
Experimental Results
Analytical Determination of System Parameters
Results
Conclusion and Future Work
References
Security Adoption in Heterogeneous Networks: the Influence of Cyber-Insurance Market
Introduction
Mathematical Models
Analysis for Strategic Security Adoption
Analysis for Cyber-insurance Market
Simulation and Numerical Results
Related Work
Conclusion
References
Secure Client Puzzles Based on Random Beacons
Introduction
Related Work
Secure Client Puzzle Architecture
Non-interactive Client Puzzles
Client Puzzles from a Random Beacon
Puzzle Construction
Random Beacon Server
Receiving and Verifying the Beacons
Puzzle Submission and Verification
Protocol Extensions
Beacon Distribution across LAN Boundaries
Emergency Deployment of Beacon Fingerprints
Conclusion
References
Heterogeneous Secure Multi-Party Computation
Introduction
MPC Overview and Related Works
MPC in a Heterogeneous Environment
MPC Protocol for Unequal Share Distribution
Share Allocation and Its Impact
Probability of Integrity and Privacy Failure
Share Distribution Algorithms
Performance Evaluation
Heterogeneous MPC Overhead
Complexity Analysis
Numerical Evaluation
Discussion
Conclusion
References
Cooperation and Collaboration
Competition in Access to Content
Introduction
Model
Computing the Equilibrium
Equilibrium
Computing the Equilibrium
Paradox and Price of Anarchy
Numerical Illustrations
Conclusions
References
Modelling the Tradeoffs in Overlay-ISP Cooperation
Introduction
A Model for Overlay-ISP Cooperation
The Cooperation Utility
The Overlay-ISP Cooperation Problem
Evaluation
Basic Simulation
Dataset-Driven Simulation
Related Work
Conclusions
References
Reducing the History in Decentralized Interaction-Based Reputation Systems
Introduction
Motivation and Problem Statement
Creating the Reduced History
Datasets
Computation of Reputations and Evaluation Metrics
Evaluation
Related Work
Conclusion and Future Work
References
On the Problem of Revenue Sharing in Multi-domain Federations
Introduction
Problem Description
Definitions and Notations
Desired Properties of the RS Mechanism
Existing Techniques
The Proposed Method
The Feasible Solutions Set
One-Shot Scenario
Multi-period Scenario
Simulations
One-Shot Scenario
Multi-period Scenario
Conclusion and Future Work
References
DTN and Wireless Sensor Networks
On the Impact of a Road-Side Infrastructure for a DTN Deployed on a Public Transportation System
Introduction
Related Work
The Urban Environment
Infrastructure Deployment
Road-Side Exchange Points
Reduction Algorithm Overview
Sites Selection
Required RSXPs
Further Reduction
Simulation Setup
Simulation Results
Data Delivery
Number of Hops
Conclusion
References
Estimating File-Spread in Delay Tolerant Networks under Two-Hop Routing
Introduction
Network Model and Objectives
Dynamics of the File Spread and Observation
Characterization of the Process and Observation
Derivation of the Means and (Co)variances
Fluid and Diffusion Approximations
The Kalman Filter
Performance of Analytical Prediction andEstimation Based on Measurements
Conclusion
References
A Distributed Smart Application for Solar Powered WSNs
Introduction
Related Work
Smart Application - The Model
The Base Application and Morphing
Policy Models
Solar Energy Prediction Model
Multi-criteria Optimization Problem
Maximizing Application Policy
Minimizing Residual Energy
Solution
Experimental Setup and Results
Implementation and Deployment Scenario
Application
Conclusions and Future Work
References
A Two-Layer Approach for Energy Efficiency in Mobile Location Sensing Applications
Introduction
Related Work
Green GPS Tracking for MLSA
Hybrid Duty-Cycle Scheduling
Location Estimation
Green Data Communications in MLSAs
Evaluation
Evaluation of Turn Event Detection
Evaluation of Event-Based Tracking
Evaluation of Inter Frame Coding
Conclusion
References
Wireless Networks I
Maximizing Lifetime of Connected-Dominating-Set in Cognitive Radio Networks
Introduction
System Model and Problem Formulation
A Three-Phase Algorithm
Phase One: Maximize the Lifetime
Phase Two: Maximize the Internal Lifetime
Phase Three: Minimize the Size with the Maximum Lifetime Preserved
Overall Algorithm and Numerical Example
Conclusions
References
Traffic-Aware Channel Assignment for Multi-radio Wireless Networks
Introduction
Problem Formulation
Two-Stage, Traffic-Aware (TA) MILP
Parameterized Formulation
Numerical Investigation
Example Two-Stage Allocations
Results for TA, TD (= 0), and TI (= 1)
Effects of Variable
Conclusion
References
QoE Analysis of Media Streaming in Wireless Data Networks
Introduction
Media Streaming Service and Quality of Experience
Probabilistic Framework for Analyzing QoE
Preliminaries: Transmissions over a Rayleigh Fading Channel
Interaction between Scheduler and Playout Buffer
Computing Playback Interval: A Ballot Theorem Approach
Computing Start-Up/Rebuffering Delays
Prediction of the Starvation Behavior by the User
Simulation
Conclusion and Future Work
References
Competition between Wireless Service Providers Sharing a Radio Resource
Introduction
Model
Users' Association Game
Pricing Game between Providers
Conclusions
References
Wireless Networks II
Relay Placement for Two-Connectivity
Introduction
Biconnectivity
References
A 2-Approximation Algorithm for Optimal Deployment of k Base Stations inWSNs
Introduction
Definitions and Network Model
Single Base Station Deployment Problem
A 2-Approximation Algorithm
A Heuristic for Balancing Clusters
Related Work
Simulation Results
Conclusion
References
A Semi-dynamic Evolutionary Power Control Game
Introduction
Model
Properties of the Fitness
Evolutionary Stable Strategies
Nash Equilibrium
Definition of a Standard Evolutionary Game
ESS in the Semi-dynamic Game
Computing the Equilibrium
With Breakdown
Without Breakdown
The Hawk and Dove Resource Abundance Paradox
Conclusion
References
Gossip-Based Counting in Dynamic Networks
Introduction
Related Work
Gossipico
Count
Beacon
Network Dynamics
Interaction between Count and Beacon
Convergence of Gossipico
Simulation Results
Counting in Static Networks
Counting in Dynamic Networks
Maximum Count Value over Time
Conclusions
References
Author Index

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