Wired/Wireless Internet Communications: 6th International Conference, WWIC 2008 Tampere, Finland, May 28-30, 2008 Proceedings (Lecture Notes in Computer Science, 5031)

Title Page
Preface
Organization
Table of Contents
A New CAC Policy Based on Traffic Characterization in Cellular Networks
	Introduction
		Handover Schemes
		Goal and Organization
	Expected Remaining Time
	System Study with Mean Remaining Time Policy
	Simulation Setup
	Performance Figures
	Conclusion
	References
Cross-Layer Modeling of TCP SACK Performance over Wireless Channels with Completely Reliable ARQ/FEC
	Introduction
	System Model
	Service Process of the Wireless Channel
		Bit Error Model
		Frame Error Model
		Packet Service Process
	TCP SACK Model
	Numerical Analysis
	Conclusion
	References
Flow Level Performance Comparison of Packet Scheduling Schemes for UMTS EUL
	Introduction
	Scheduling Schemes for Enhanced Uplink
	Modelling Assumptions
	Generic Analysis
		Instantaneous Rate
		State-Dependent Throughput
		Markov Chain Modelling
	Scheduler-Specific Analysis
		One-by-One (OBO) Scheduler
		Partial Parallel (PP) Scheduler
		Full Parallel (FP) Scheduler
	Numerical Results
		Parameter Settings
		Discussion of Numerical Results
	Conclusions
A Hybrid Fault-Tolerant Algorithm for MPLS Networks
	Introduction
	Related Work
		Performance Criteria
		Comparison
	The Hybrid Algorithm
		Description of the Algorithm
		Example of an Execution of the Algorithm
	Simulations and Analysis
	Conclusions
	References
Reliable Signalling Transport in Next Generation Networks
	Introduction
	Overview of Signalling System no. 7
		Architecture
		Message Transfer Part
	Reliability in SIGTRAN Networks
		Stream Control Transmission Protocol (SCTP)
		MTP3-User Adaptation Layer (M3UA)
		Proposed SIGTRAN Network Configuration
	Evaluation of Signalling Load in the SIGTRAN Network
	Related Work
	Conclusions
	References
An Experimental Investigation of the End-to-End QoS of the Apple Darwin Streaming Server
	Introduction
	Related Work
	Apple\'s Reliable UDP
	Experimental Testbed
	Results
		Darwin Streaming Server Evaluation
		Darwin Streaming Server vs. TCP
	Conclusions
An Encryption-Enabled Network Protocol Accelerator
	Motivation
	Profiling TCP on an Embedded Processor
	Related Work
	System Design
	Cryptographic Functions
		AES
		ECC
		Integration of the Crypto-Accelerators in the SoC
	Implementation of the TCP/Encryption Chip
	Results and Discussion
	Conclusions
Freemote Emulator: A Lightweight and Visual Java Emulator for WSN
	Introduction
	Related Work
	The Freemote Emulator
		Heterogeneous Experiments
		Layered Architecture
		Data Link and Physical Layer Simulation
		Simple Development Environment Based on Templates
		Powerful Visualization Tool
	Evaluation
		Simple Ping Scenario
		Discussion and Results
	Conclusion and Future Work
An Efficient IP Lookup Architecture with Fast Update Using Single-Match TCAMs
	Introduction
	Related Works
	Proposed IP Lookup Architecture
		Conventional TCAM-Based Architecture
		Design of the Proposed Architecture
		Single-Match TCAMs
	IP Lookup and Update Algorithms
		Search Algorithm
		Insertion Algorithm
		Deletion Algorithm
	Performance Evaluation
		Simulation Environment
		Simulation Results
		Discussion
	Conclusion
	References
OMEN – A New Paradigm for Optimal Network Mobility
	Introduction
	Related Work
		NEMO Basic Support Protocol
		MIRON
	Optimised Mobility for Enhanced Networking (OMEN)
		The OMEN Paradigm
		OMEN and the Different Types of Mobile Nodes
	Comparison with Other Approaches
		Non-nested Scenario
		Nested Scenario
	Conclusion
	References
Security and Accounting Enhancements for Roaming in IMS
	Introduction
	HIP Basics
	IMS Basics
	System Overview
	Hash Chain Based Service Usage
	Evaluation
	Future Work
	Conclusion
	References
An Experimental Evaluation of a HIP Based Network Mobility Scheme
	Introduction
	Protocols for Network Mobility Management
	Proposed Network Mobility Scheme
		Host Identity Protocol (HIP)
		Basic Network Mobility Concept
		Signalling Optimization in Moving Networks
		Signalling Optimization between Mobile Routers and the Internet
		Signalling Optimization between Peers and the Internet
	Measurements and Analysis
		Analysis of Results
	Conclusions
Service Discovery Framework for MANETs Using Cross-Layered Design
	Introduction
	Related Work
	Motivation
	Service Discovery Framework
		Architecture and Design
		Framework Components
		Framework Services
		Framework Features
	Simulation and Analysis
	Conclusion
	References
Cross-Layer Designs Architecture for LEO Satellite Ad Hoc Network
	Introduction
	Special Issues of LEO Satellite Networking
		QoS Requirements for Applications
		Inherit Problems of LEO Satellite Networks
	Cross-Layer Architecture For LEO Satellite Networks
		Integrated MAC and PHY Layer
		Balanced Predictable Routing
		QoS Aware TCP Congestion Control
	Validation and Results
		Simulation Scenario
		Performance Analysis
		Overhead Analysis
	Related Works
	Conclusion and Future Work
MARWIS: A Management Architecture for Heterogeneous Wireless Sensor Networks
	Introduction
	Related Work
	WSN Management Scenario and Tasks
	Management Architecture
		Management Station with Management System for WMNs
		Mesh Node with WSN Manager
		Sensor Node with SN Agent
	WSN Management Protocols
		WSN Monitoring Protocol
		WSN Configuration Protocol
		Code Update Protocol
	Implementation
	Evaluation
	Conclusion
Experiences from Two Sensor Network Deployments — Self-monitoring and Self-configuration Keys to Success
	Introduction
	Deployments
		First Deployment: Factory Complex
		Second Deployment: Combined In-Door and Out-Door Urban Terrain
	Deployment Experiences
	A Self-monitoring Architecture for Detecting Hardware and Software Problems
		Hardware Self-test
		Software Self-monitoring
		Self-configuration
	Evaluation
		Detection of Hardware Problems
		Detection of Software and Configuration Problems
	Related Work
	Conclusions
Energy-Efficient Multiple Routing Trees for Aggregate Query Evaluation in Sensor Networks
	Introduction
	Preliminaries
		System Model
		Problem Definition
		Algorithm for Finding a Single Routing Tree
	Heuristic Algorithm for Finding Multiple Routing Trees
		Finding Two Routing Trees
		Algorithm for Finding Multiple Routing Trees
	Performance Evaluation
	Conclusions
A Collaborative Localization Scheme from Connectivity in Wireless Sensor Networks
	Introduction
	Related Works
	Two-Phase Localization Method
		Initial Setup-Phase
		Collaborative Refinement-Phase
		Analysis
	Performance Evaluations
		Simulation Model
		Estimation Error When Varying Communication Range
		Estimation Error When Varying Connectivity
		Estimation Error When Varying Rounds of Refinement
		Estimation Error for Two Different Kinds of Beacon Deployment
	Conclusions
Author Index