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Author: admin |
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RhiFaT
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admin
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rhifat@hotmail.com
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Published articles: |
category: QoS - QoS in IEEE 802.16 Wireless MANs - QoS Limitations of DCF - QoS in IEEE 802.11 Wireless LANs - IEEE 802.16 QoS Mechanisms - QoS in IEEE 802.15 W - An Overview of IEEE 802.11 MAC Operation - Service Flow Classification - IEEE 802.11e QoS Enhancement Standards - Dynamic Service Establishment - Service Differentiation–Based Enhancement Schemes - Two-Phase Activation Model - QoS Enhancement Schemes for IEEE 802.11 MAC - cdma2000 QoS - IEEE 802.16 QoS Provisioning - Overview of IEEE 802.15.3 MAC - UMTS/3GPP-Defined QoS - QoS Limitations of PCF - QoS Limitations of IEEE 802.11 MAC - QoS in 3G Wireless Networks - IEEE 802.15.3 QoS Standard - Error Control–Based Enhancement Schemes
category: Wi-Fi Security - Advantages and Disadvantages of WLANs - Wireless Transmission Media - Using Kerberos, RADIUS, and LDAP for WLAN Authentication
category: Wireless Communication Systems - Multiuser Detection - QR-RLS Blind Linear MMSE Detector - Synchronous CDMA Signal Model - Linear Decorrelating Detector - Single-User Modulation Techniques - Linear Decorrelating Detector - Asymptotics of Detector Estimates - Multiple-Access Techniques - Linear MMSE Detector - Wireless Channel - Blind Multiuser Detection: Direct Methods - Basic Receiver Signal Processing for Wireless - LMS Algorithm - Matched Filter/RAKE Receiver - RLS Algorithm - Equalization - QR-RLS Algorithm - Blind Multiuser Detection in Multipath Channels - Performance of Blind Multiuser Detectors - Multipath Signal Model - Blind Channel Estimation - Linear Multiuser Detectors - Adaptive Receiver Structures - Subspace Tracking Algorithms - Blind Multiuser Detection in Correlated Noise - PASTd Algorithm - Linear Group-Blind Multiuser Detection for Synchronous CDMA - QR-Jacobi Methods - Performance of Group-Blind Multiuser Detectors - NAHJ Subspace Tracking - Group-Blind SISO Multiuser Detector - Turbo Multiuser Detection in Space-Time Block-Coded Systems - Adaptive Nonlinear Predictor - Performance Comparisons of NBI Suppression Techniques - Linear MMSE Detector and RLS Blind Adaptation Rule - Metropolis–Hastings Algorithm - Frequency-Nonselective Fading Channels - OFDM Communication System - LDPC-Based Space-Time Coded OFDM Systems - Form I Group-Blind Detectors - Nonlinear Group-Blind Detection - Robust Multiuser Detection Based on Local Likelihood Search - Symmetric Stable Distribution - Maximum-Likelihood Multiuser Sequence Detector - Two Transmit and Two Receive Antennas - Sliding Window Group-Blind Detector for Asynchronous CDMA - Projection-Based Turbo Multiuser Detection - Nonlinear Interpolating Filters - Linear Predictor and Interpolator - Convergence of the Mean Weight Vector - Gibbs Sampler - Coherent Detection in Fading Channels Based on the EM Algorithm - Blind MCMC Receiver for Coded OFDM with Frequency-Selective Fading and Frequency Offset - Capacity Considerations for STC-OFDM Systems - Nonlinear Group-Blind Multiuser Detection for Synchronous CDMA - Multiuser Detection via Robust Regression - Exhaustive-Search and Decorrelative Detection - Performance of Robust Multiuser Detectors in Stable Noise - Linear Space-Time Multiuser Detection - Blind Adaptive Implementations - Turbo Multiuser Detection in CDMA with Multipath Fading - Turbo Multiuser Detection in Space-Time Trellis-Coded Systems - HMM-Based Methods - Nonlinear Predictor and Interpolator - Convergence of MSE - Bayesian Multiuser Detection via MCMC - Expectation-Maximization Algorithm - Bayesian Formulation of Optimal Demodulation - Low-Density Parity-Check Codes - Slowest-Descent Search - Least-Squares Regression and Linear Decorrelator - Local-Search Detection - Adaptive Array Processing in TDMA Systems - Linear Multiuser Detection via Iterative Interference Cancellation - Introduction to Turbo Processing - Signal Model and Sufficient Statistics - Multiuser STTC System - Code-Aided Techniques - Numerical Examples - Steady-State SINR - System Description - EM-Based Receiver in Flat-Fading Channels - Bayesian MCMC Demodulator - LDPC-Based STC-OFDM System - Nonlinear Group-Blind Multiuser Detection - Robust Multiuser Detection via M-Regression - Robust Group-Blind Multiuser Detection - Linear MMSE Combining - Single-User Linear Space-Time Detection - MAP Decoding Algorithm for Convolutional Codes - Turbo Multiuser Detection for Synchronous CDMA - SISO Multiuser Detector in Multipath Fading Channels - Turbo Multiuser Receiver for STTC System - NBI Suppression via the Linear MMSE Detector - Near–Far Resistance to Both NBI and MAI by Linear MMSE Detector - Bayesian Signal Processing - Bayesian Multiuser Detection in Gaussian Noise - Linear Multiuser Detection in Flat-Fading Synchronous CDMA Channels - Bayesian Blind Turbo Receiver - Turbo Receiver - Group-Blind Multiuser Detection in Multipath Channels - Asymptotic Performance of Robust Multiuser Detection - Extension to Multipath Channels - Subspace-Based Training Algorithm - Combined Single-User/Multiuser Linear Detection - Optimal SISO Multiuser Detector - Turbo Multiuser Detection in CDMA with Turbo Coding - Linear Predictive Methods - Tonal Interference - Near–Far Resistance to NBI - Batch Processing versus Adaptive Processing - Sequential Monte Carlo Signal Processing - Sequential EM Algorithm - Pilot-Symbol-Aided Turbo Receiver for Space-Time Block-Coded OFDM Systems - Linear Group-Blind Detectors - Asymptotic Probability of Error - Robust Blind Multiuser Detection in Multipath Channels - Extension to Dispersive Channels - Adaptive Space-Time Multiuser Detection in Synchronous CDMA - Low-Complexity SISO Multiuser Detector - Turbo Code and Soft Decoding Algorithm - Nonlinear Predictive Techniques - Autoregressive Interference - Adaptive Linear MMSE NBI Suppression - Monte Carlo Methods - Blind Adaptive Equalization of MIMO Channels via SMC - Decision-Feedback Differential Detection in Fading Channels - ML Receiver Based on the EM Algorithm - Adaptive Group-Blind Linear Multiuser Detection - Implementation of Robust Multiuser Detectors - Robust Group-Blind Multiuser Detection in Multipath Channels - Optimal Space-Time Multiuser Detection - One Transmit Antenna, Two Receive Antennas - Turbo Multiuser Detection with Unknown Interferers - Turbo Multiuser Receiver in Turbo-Coded CDMA with Multipath Fading - ACM Filter - Digital Interference - Maximum-Likelihood Code-Aided Method - Markov Chain Monte Carlo Signal Processing - Statistical Modeling of Multipath Fading Channels - Adaptive SMC Receivers for Flat-Fading Channels - Pilot-Symbol-Aided Turbo Receiver - Form II Group-Blind Hybrid Detector - Linear Group-Blind Detection in Correlated Noise - Robust Blind Multiuser Detection - Robust Multiuser Detection in Stable Noise - Sufficient Statistic - Two Transmit Antennas, One Receive Antenna
category: Wireless Vulnerability - 802.11 IN A NUTSHELL - What Is Wireless? - Staying Aware of Wireless Risks - Interesting Fields Beyond Packets - DCF and Assorted Recipients - Standardization and Regulation - Basics of Wireless Technologies - Wi-Fi vs. 802.11 - Further Coverage - Radio Abundance Signals - What About That Alleged IR Band for 802.11? - Further Coverage - Communications Systems - 802.11 HISTORY - Data Interception - Control Packets - Introduction to 802.11 - Data Encryption - Management Packets - The 802.11 MAC - Electromagnetic Waves - Input Hijacking - Data Packets - Features of the 802.11 MAC - Components of a Communications System - Business Impacts of Wireless Threats - Addressing in 802.11 Packets
category: Wireless Java Developing - Sun's J2ME Wireless Toolkit Emulators - Packaging MIDlets - TextBox, the Simplest Screen - Working with Records - Using Cookies for Session Tracking - Painting and Repainting - Understanding Layers - Controlling Players - Optimizing Application Deployment - Protecting Passwords with a Message Digest - Package javax.microedition.lcdui.game - Anatomy of MIDP Applications - Tour of MIDP Features - No Floating Point in CLDC 1.0 - Using Alerts - Saving User Preferences - Design Tips - Drawing Shapes, Text, and Images - Using Tiled Layers - Listening for Player Events - MIDP XML Parser Roundup - Securing Network Data - Package javax.microedition.media - Advantages of MIDP - Using an Obfuscator - java.lang - Creating Advanced Interfaces with Forms - Listening for Record Changes - Using HTTPS - Key Events - Using Sprites - Tones and Tone Sequences - MIDP XML Parser Roundup - Configurations - Trimming Bouncy Castle Down to Size - Package javax.microedition.media.control - MIDP Vendors - Using Ant - Streams in java.io - CustomItem Painting - Performing RecordStore Queries - Using Datagram Connections - Game Actions - Special Effects - The Mobile Media API - Using kXML 1.21 - Package java.io - Package javax.microedition.midlet - Fragmentation - Running on a Real Device - Showing, Hiding, and Sizing - Using Resource Files - Other Connection Types - Double Buffering - Quick Start - Benchmarking - Porting Techniques - Package java.lang - Package javax.microedition.pki - Tooling Up - Requesting a Wakeup Call - Using Display - Handling Events - Review of HTTP - Responding to Incoming Connections - Multithreading and Animation - MIDP 2.0 Media Concepts - Diagnostic Tools in the J2ME Wireless Toolkit - Using Parsers in the J2ME Wireless Toolkit - Package java.lang.ref - Package javax.microedition.rms - Creating Source Code - A Bridge to the Outside World - Event Handling with Commands - Item Traversal - Making a Connection with HTTP GET - Permissions for Network Connections - Driving Animation with GameCanvas - Supported Content Types and Protocols - Optimizing Memory Use - HTTPS is Almost Everything You Could Want - Package java.util - Compiling a MIDlet - MIDlet Suite Security - Screens and Tickers - Managing Record Stores - Posting a Form with HTTP POST - Canvas Information - Polling for Key States - Player Life Cycle - Coding for Speed - Package javax.microedition.io - Adopter Members - Form Layout - Java 2 Platform - Scope of the CLDC and MIDP Standards - New for CLDC 1.1 - Display - New for MIDP 2.0 - MIDP High-Level User Interface Item - The Canvas API - Java 2 Platform, Micro Edition (J2ME) - CLDC Expert Groups - MIDP Expert Groups - Commands - MIDP High-Level User Interface StringItem - Low-Level API for Events in Canvases - The Wireless Internet Revolution - Key Concepts of the J2ME Architecture - CLDC Architecture, Application Model, and Security - Areas Covered by the MIDP Specification - Advanced Topics - MIDP High-Level User Interface ImageItem - Graphics - Creating and Using Images - Evolution of the J2ME Platform - Java Virtual Machine Specification Compatibility - MIDlets - New for MIDP 2.0 - MIDP High-Level User Interface TextField - The GameCanvas API - Drawing Primitives - High-Level Goals - New for CLDC 1.1 - MIDlet Suites - List - DateField - Layers - Why Java™ Technology for Wireless Devices? - Target Devices - Background and Goals - New for MIDP 2.0 - TextBox - Gauge - Sprites - A Bit of History - General Notes on Consumer Devices and Embedded Systems - Classes Derived from Java 2 Standard Edition - MIDP UI Compared to Desktop AWT - Alert - CustomItem - TiledLayer - J2ME™ Standardization Efforts - Requirements - CLDC-Specific Classes - Structure of the MIDP User Interface API - Form - LayerManager - Manipulating Record Stores and Records - UDPDatagramConnection - Listening and Launching - Establishing Trust for MIDlet Suites by Using X.509 PKI - Exiting a MIDlet - Collision Detection - Sample Code (RMSMIDlet.java) - CommConnection - Handling Connections after Launch - Recommended Security Policy for GSM/UMTS Devices - Almanac Legend - Sample Code: A Simple Game - Characteristics of Wireless Data Networks - Checking the Security Properties of a Connection - Security of the Push Registry - MIDlet Suites - CLDC Almanac - Overview of the MIDP 2.0 Sound API - Network Interface Considerations - HttpsConnection - Sample Usage Scenarios - MIDP System Software - MIDP Almanac - Player Creation and Management - The HttpConnection Interface - SecureConnection - Assumptions - Over-the-Air User-Initiated Provisioning - Media Controls - Sample Code (NetClientMIDlet.java) - MIDP X.509 Certificate Profile - Sandbox for Untrusted MIDlet Suites - Timer Support - Enhanced Media Support Using the Mobile Media API - SocketConnection - Alarm-Based MIDlet Launch - Trusted MIDlet Suite Security Model - System Properties - The Record Management System - ServerSocketConnection - Network-Based MIDlet Launch - APIs That Are Not Security Sensitive - Application Resource Files - The MIDP Application Development Process - MIDlet Program Structure - Designing and Coding - The MIDlet State Model - Compilation - The MIDP UI Component Model - Preverification - System Properties - Packaging - Application Properties - The Connected Device Configuration (CDC) - Deployment and Execution - The MIDP High-Level API - Connected, Limited Device Configuration (CLDC) - Using the J2ME Wireless Toolkit - Device Application Management Systems - MIDP Application Program Structure
category: Wireless Internet Technologies and Applications - Wireless Technologies - Modulation Techniques - Wireless Internet Architectures - Optimal-Location-Tracking-and-Prediction-in-Symbolic-Space - How Secure are Wireless Devices? - Streaming Video over the Internet - Strict Hierarchical Routing - Media Packet-Blocking Analysis in GPRS - Challenges and Recent Developments of Personal Mobility - Performance Evaluation of Rerouting Schemes - Single-User-Throughput - Location Management - Wireless Internet Applications - How Secure are the Network Infrastructure Components? - Wireless Networks and Challenges - Wireless Networks - Wireless Application Protocol - Local Access Technologies - Mobile-Mobile Rerouting in Connection-Oriented Networks - Implementation: Realizing the MTMR Potential - Location Area Planning - Future of Wireless Technology - End-to-End System Architecture - Adaptation by Cross Layer Design - Basis-of-Voice-Coding - WAP Solution Benefits - Mobility and the Internet Protocols - Performance of Mobile-Mobile Rerouting - Paging - System Throughput - Wireless Ad Hoc Network Application - WLANs-and-Cellular-Networks-Comparison-and-Contrast - The Challenges of Mobile Networks - Integrating-the-Adaptation-for-Streaming Video over Wireless Networks - Network Quality Requirements - Some Constraints of a WAP-Enabled Wireless Network - Perspectives and Conclusions - Protocol Stack - Intelligent Paging Scheme - Issues for Protocol Layers in Manets - Framework for Technology Creation - Standards for Mobile Streaming - Wireless LANs Clustering - Overview of the H.323 Protocol - Preparing for the Move Forward - Preliminaries - Bluetooth Profiles Specification - Other Paging Schemes - Manet Implementation: Related Technologies and Standards - Research Initiatives - Performance Issues of Mobile Streaming - Location-Based Clustering - Overview of SIP - Recent WAP Developments and Applications - Domain-Independent Algorithms - Additional Considerations - Intersystem Paging - Location Resolution and Management Techniques in Pervasive Computing Applications - Wireless Internet Security - Video Compression Standards - Graph-Based Clustering - RLP - Contemporary View of User Mobility - Domain-Specific Heuristics - Fundamental Limits to Mobile Data Access - IP Micromobility and Paging - Pervasive Computing Requirements and Appropriate Location Representation - How Secure are the Transmission Methods? - Protocols - Quasihierarchical Routing - H.323 Implementation Architecture - Challenges and Recent Developments of Terminal Mobility - Analysis of Rerouting Schemes - Models - 3G: Redefining Wireless Internet Services - The WAP-Enabled Transaction Model - Evolution of Mobile Internet Services - High-Speed Wi-Fi: A Different Type of Wireless - A Sample Application - Slow Motion Over Plain Old Cellular - Applications are Key to Wireless Internet Growth - Simulation Results - Arguments for WAP - Web Clipping Over Pager Networks - Wireless Communications - End-to-End System Architecture - Primitive Digital Data Over Packet-Switching Networks - Wireless-Office-Services-WOS - Mobile Networks for Video Telephony - Related Work and Comparison - Moderate Speeds Over Wireless WANs - Standards for Mobile Video Telephony - Half-Step Forward to Wireless Broadband - Searching for a Wireless Solution - Performance Issues in Mobile Video Telephony - Wireless Internet Phenomenon - Mobility Applications - Will WAP-Enabled Phones Dominate the Personal Computer Marketplace? - CiscoWorks WLAN Solution Engine - Anti-Virus Updates - PC Phone Calls - Broadband Access Networks and Services in Korea - What to Look Out For - Protecting Your Computer - Spyware - E-mail and Digital Photography - Broadband Fiber-to-the-Home Technologies, Strategies, and Deployment Plan in Open Service Provider Networks:Project UTOPIA - Essential Equipment - Viruses and Broadband - Automatic Updates - Wireless at Home - Broadband Explained - Switching Broadband Providers - Four Steps to Protect Your Computer - Backup Your Computer - Wireless on the Move - Benefits of Broadband - What Type of Surfer Are You? - Downloading Windows Security Centre - Five More Tips to Keep Your Computer Protected - FROM MULTI-MODE FIBER TO SINGLE-MODE FIBER - How to Get Broadband - Installing Broadband - Using the Firewall - Instant Messaging - Broadband Optical Access Technologies and FTTH Deployment in NTT - Types of Broadband - Testing Your Speed - Virus Protection - Using AVG Anti-Virus - ww.itv.com TV, Video and Webcams - Today's Broadband Fiber Access Technologies and Deployment Considerations at SBC - Which Broadband Service Can You Receive? - Optimising Your Speed - What To Do If You’ve Been Infected - FTTH: The Swedish Perspective - Finding a Broadband Provider - Optimising Downloads - Adaptive frequency hopping - Service Discovery Protocol (SDP) - Our Reasons to Believe - ZigBee Device Objects - The WiFi Network Topology - The MAC frame format - The Next Generation of WiFi - Enabling intelligent connectivity - Making Sense of Wireless Technology - Cultural Economic Effects on Product Pricing - Manufacturers’ Refocus of Consumer Perception and Usage Models - WiFi Protected Access - Coexistence and Interoperation - Enabling Wireless Home Control - The RF composition - Basic rate and enhanced data rate - RFCOMM - ZigBee’s Networking Topology - WiFi: Enabling True Ubiquitous Connectivity - The independent and basic service set (BSS) - Basic service set identifier (BSSID) - A new range of WiFi products 802.11n - Application types - Where are We Today with New Wireless Technology? - A Long-term Perspective - Can we Confidently Rely on Wireless Communication? - WPA2 key management - Ignoring unwanted noise - Enabling the Wireless Home Control Network - Crossing the bridge - The Odd Couple: Bluetooth and Ultra-Wideband - Power classes - Object Exchange (OBEX) - The Radio Architecture2 - Overcoming the Obvious - Improved authentication and privacy - Service set identifier (SSID) - Intelligent Transportation Systems (ITS) - Conflicting UWB standards - Reasons for Choosing Wireless - Comparing Wide-area and Personal-area Communications - How Safe is Your House? - Bluetooth authentication, pairing and encryption - How can we talk with each other? - The mesh networking topology - WirelessUSB for sensor networks - Bluetooth over UWB - Bluetooth clock - What are Bluetooth Profiles? - Security and authentication - There’s Something about WiFi - Distributed System (DS) - MAC architecture - What is RFID? - Where is the Original Thought? - Wide-area vs. Personal-area - Access Control - Defining Quantitative Needs for Technology - Self-organization, self-healing and ease-of-use - Aura Communications Technology:Creating the Personal Bubble - WiMedia Me - The Bluetooth Protocol Stack - Foundation Profiles - Coexistence and interoperability - WiFi Protected Setup - The Extended Service Set (ESS) - The PHY layer - Operating frequencies - A New Way of Thinking - Generations of Wireless Technology - WarXing: War-Walking, War-Driving and War-Storming - Encryption - In Technology we Trust - A different kind of class - Near Field Magnetic Communication - The Original Bluetooth - Link Controller (LC) - The Adopted Profiles - 802.15.4: Low data rate, low power Wireless Personal Area Network (WPAN) - WiFi Multimedia Power Save - The WiFi Story Begins with the Letter B - The PLCP and PMD sub-layers - Active and passive tags - Understanding the Wireless Audience - Third Generation (3G) - Encryption Principles - Security features in other wireless technologies - Working with technology - Conclusion2 - Coexistence and interference - The Radio Architecture - Link Manager (LM) - ZigBee: Untethered and Unlicensed - The ZigBee Protocol Stack - Comparing WiFi and WiMAX - The WiFi Protocol Stack - 802.11b PHY operation - What is NFC? - Categorizing the Wireless Audience - Wireless Convergence - Wired Equivalent Privacy (WEP) - Approach to Wireless Security - Living with technology - Cypress Semiconductor: Introducing WirelessUSB - Quality of service - An Introduction to the Notion of Standards-based Wireless Application Development - The frequency hopping scheme - Logical Link Control and Adaptation Protocol (L2CAP) - Comparing ZigBee and Z-Wave - Understanding the application context - Generating Revenue from WiFi - The MAC (Data Link) layer - 802.11g/a PHY operation - Our reasons to believe - The Diffusion of Wireless Innovation - Broadband wireless - Vulnerabilities in WEP - Enabling Intelligent Connectivity - ZenSys: An Open Standard for Wireless Home Control - The WirelessUSB Challenge - Circuit Switched Data Services - The Addressing Challenge - GPRS as Compared to GSM CS Data - UMTS History - Architecture Description - Brief History of Wireless LAN - Bluetooth History - Wireless Application Protocol and I-Mode - Future Applications in Wireless IP Networks - Mobile Office - 3GPP2 Standard Evolution - A View of the Future - Naming - Data Application Examples - Enhancement to IS-136 Standard - The Radio Link Challenge - Network Architecture Description - UMTS Spectrum - Packet Data Services Description - IEEE 802.11 Protocol Model - Technology Introduction - Architecture Overview - Applications and Services - Peer-to-Peer Applications: Gaming - Wireless LAN 802.11 Evolution - OSI Model - Host Configuration - High-Speed Circuit Switched Data - CDMA IS-95-A/IS-95-B Data Networks - The Mobility Challenge - Protocol Architecture - UMTS Requirements and Features - Protocol Architecture - 802.11 Family Wireless LAN Architecture - Technology Overview - WAP Network Elements - Networks and Devices - Use of Wireless IP Networks for Telemetry and Telematics - Evolution of Bluetooth - Internet Model - Brief History - Data Services on Signaling/Broadcast Channels—SMS - Architecture Description - The QoS Challenge - Radio Functions - UMTS Architecture Description - Core Network Procedures - 802.11 Family Physical Layer - Bluetooth Protocol - Sample WAP Configurations - Enhanced Voice Service - Healthcare Industry - Service Evolution - History of the Internet - Network-Layer Protocols: IP, ICMP, and ARP - Cellular Fundamentals - Data in IS-136 Networks - Protocol Architecture - The Security Challenge - IP Transport Example - UMTS Interfaces - Radio Layer Functions - IEEE 802.11 Medium Access Control Layer - Bluetooth Security - Wireless Markup Language - Presence and Messaging - Evolution of IP Wireless Networks - 3GPP - The Internet Architecture - Transport-Layer Protocols: TCP, UDP, and SCTP - First-Generation Mobile Networks - The Digital PCS Standards - Data Services - Session and Transport Issues - GPRS Roaming - Protocol Architecture - IP Application - Services Provided in the IEEE 802.11 Family - Bluetooth Profiles - Applications in WAP - Web Surfing on the Mobile Internet - Network Evolution Overview - 3GPP2 - Services on the Internet - Application Layer Protocols: FTP, Telnet, HTTP - Second-Generation Mobile Networks - TIA/EIA-136 Architecture Description - Challenges of IP in Wireless Networks - Transitional Support - IP in UMTS Networks - Multimedia Session in UMTS - IP in 802.11 Networks - IEEE 802.11 Family Operations - IP Applications in Bluetooth - Relation to I-Mode - Location Services - 3GPP Network Evolution - Internet Standard Bodies - The World Wide Web - Addressing - Third-Generation Mobile Networks - IS-136 Protocol Layers - Technical Overview - Data in GPRS Networks - Vision of UMTS - Data in cdma2000 Packet Networks - IEEE 802 Family, LAN Standards, and IP - Deployment of IEEE 802.11 WLAN Systems - Competing Technologies - WAP 2.0 - M-Commerce - 3GPP Network Evolution - Open Mobile Alliance - Internet Registries - Routing - Traffic Channel Data Services - IS-136 Teleservices - The Mother of All Networking Standards - Structure of the IEEE 802.11 MAC Sub-layer Frame - Building Blocks: Joining a Wireless LAN - IEEE 802.11: Wireless LANs and Beyond - Aside: The IETF[9] and TCP/IP Standards - Structure of the IEEE 802.11 MAC Frames - IEEE 802.11 WLAN Components - Bluetooth® and IEEE 802.15.1: Wireless Personal Area Networks (WPANs) - IEEE LAN Standards - IEEE 802.11 Data Exchange Interfaces - MAC/PLCP Interactions - EEE 802.16: Fixed Broadband Wireless Access - Introduction to IEEE 802.11's MAC Sub-layer Frame Structure - Higher-Layer Protocol Encapsulation - DCF, PCF, Time, and Power Management - IEEE 802.11 Wireless LAN Devices - Summary of IEEE 802.11 PHYs - Modes of Operation - Introduction to Wireless LAN Security - Wireless LANs at Home - Overview of IEEE 802.11 PHYs - Reprise of IEEE 802.11's MMPDU Structure - Security and the OSI Model - WLANs in Medium-to-Large Enterprise Networks - The Future's So Bright… - What Causes a Probe Response? - Wired-Equivalent Privacy (WEP) - Wireless LANs in Public Places - IEEE 802.11 MAC Sub-layer Frame Structure - Dissection of an Actual Probe Response - IEEE 802.11i —Robust Security Network - Deploying WLANs at Home: A Case Study - Location-Identification Technologies - Wireless Marketing - Internet and World Wide Web Resources - Alternate Payment Options - Digital Signatures - Legal Issues: Other Areas of Concern - International Wireless Technologies and Markets - 2.5G and Third Generation (3G) Wireless Technologies - Location-Based Services - Promotions - Wireless Payment Options - e-Billing - Cryptanalysis - Cybercrime - Hardware - Wireless Protocols, Platforms and Programming Languages - Location-Interoperability Forum - Advertising - Online Transaction Standards - Security - Security Protocols - Internet Taxation - Wireless Access Service Providers (WASPs) - Other Platforms - Internet and World Wide Web Resources - Tracking and Analyzing Data - Anatomy of an Online Credit-Card Transaction - Ancient Ciphers to Modern Cryptosystems - Security Attacks - Health and Safety - Network Access & Information Sharing Technologies - Future of Wireless Technologies - Business-to-Employee (B2E) Applications - e-Marketing and m-Marketing - Personalization - Wireless Payment Standards - Secret-key Cryptography - Network Security - Socio-Economic Segregation - Satellite Communications - Palm™ and Palm OS® - Business-to-Employee (B2E) Applications - Branding - Public Relations - m-Payment Processing and Financial Institutions - Public-key Cryptography - Steganography - Web Accessibility - SyncML Initiative - Enhanced 911 Act (E911) - Marketing Research - Business-to-Business (B2B) Marketing on the Web - Online Credit-Card Fraud - Key Agreement Protocols - Wireless Internet Regulation - International Regulation of Wireless Communications - First Generation Technology (1G) and AMPS - Identifying Cellular Devices: Cell-ID - E-Mail Marketing - Search Engines - Online and Wireless Payment Options - Key Management - Privacy and Wireless Communication - Evolution of Wireless in the United States and Globally - Second Generation Wireless Technologies (2G) - Program Modules in WMLScript - Programmer-Defined Functions - Function Definitions - Random Number Generation(WML) - Duration of Identifiers(WML) - Scope Rules (WML) - Wireless markup language (WML) - wml script functions
category: Building Wireless - Hardware Requirements - Access Point Caveats - Channel Spacing - Repeaters - Online From Home,No Strings Attached - Laws ConcerningAntennas and Towers - Site Survey - The Apple AirPort Base Station - Topo Maps 102: Geographical Diversity - Security Concerns - The Community Takes Notice - The Future: Good News and Bad News - 802.11b Channels and Interference - Access Point Management Software - Antenna Characteristicsand Placement - NoCatAuth Captive Portal - Introduction to the Technology - Topographical Mapping 101 - Configuring Dialup - Software - Seattle Wireless - Power Limits - Layer 1 (Physical) Connectivity - Point-to-Point Links - Universal Wireless - Equipment Limitationsand Certification - The WISP Approach - Wired Wireless - Bridging - Point-to-Multipoint-Links - OSCON 2000 - Interference - The Cooperative Approach - Vital Services - WEP, MAC Filtering,and Closed Networks - Home-Brew-Antennas - The Campus - Broadband AUPs - The Standards - Security Considerations - Roaming - Redundant Links - Coffee, Coffee, Coffee - Human Exposure to RadioFrequency Radiation - Orthogonal Frequency Division Multiplexing (OFDM) and IEEE 802.11a - Mobility - 802.16: Protocol for WMANs - Orthogonal Frequency Division Multiplexing - Range is Not an Issue - Consecutive Point Network (CPN) - Carrier Multiplexing - RF Components - Extending Range Via an Ad Hoc Peer-to-Peer Network - Power Management and Time Synchronization - Amplifiers - Network Features and Products - Medium Access Control (MAC) Concepts and Architecture - 802.11b at 20 to 72 Miles - Network Features and Products - How Does 802.11 Work? - MAC Layer Services - Architecture: The Large Network Solution - Security and 802.11 - How Does Wireless Fidelity (Wi-Fi) Work? - DSSS - MAC Layer Architecture - Metro Area Networks (MANs) - Basic 802.11 Security and Its Known Problems - 802.11 Variants - 802.11 Architecture - Local Multipoint Distribution Service (LMDS) - Types of Security Threats - 802.11 Security Measures Beyond WPA - Kerberos - Typical Network Architecture with a WLAN and Wireless Firewall Added - Interference and Quality of Service (QoS) on 802.11 - Security Policy—A Range of Options - External Sources of Interference - Typical Network Architecture with WLAN Added - 802.11 Security Measures Beyond WEP - Internal Sources of Interference - 802.1x and EAP—Advanced Security - Security for Vo802.11 - Another Economic Aspect of Wireless Networks: Vo802.11 in the Enterprise - WISP ROI for Wireless Access via 802.11 - The FCC New Spectrum Policy - Public Interest-The Solution - Potential Results of Ubiquitous Wireless Broadband Internet Service - Improving QoS in IP Routers and the Gateway - The Need for QoS in Wireless Networks - Point Coordination Function (PCF) - VoIP Signaling Protocols - Architecture of Vo802.11: Putting It All Together - Vo802.11 Telephone System Cost Justification in the Workplace - The Economic Benefits of Ubiquitous Broadband with Public Networks - Interference-The Problem - Congressional Moves Toward Spectrum Policy Reform - The Social Rewards of Wireless Broadband - If You Want Interference, Call the Black Ravens - Challenges to Wireless QoS - IEEE 802.11e-Improved QoS in Wireless Networks - Softswitch (a.k.a. Gatekeeper or Media Gateway Controller [MGC]) - Vo802.11 Phones - The Economics of Wi-Fi in Public Networks - Producer Benefits - Interference-The Solution - Range as Limitation - The Role of 802.11b in Better Living Through Telecommunications - Latency in Wireless Networks - 802.11e MAC Enhancements - Other Softswitch Components - VoIP and Softswitch Pave the Way for Vo802.11 - PDA as an Office Phone via an IP-PBX - Hot Spots - Consumer Benefits - Spectrum Scarcity-The Problem - Security Fixes for 802.11 - Integrating Wireless Technologies - QoS in 802.11 - EDCF and HCF: QoS in 802.11 Networks - Voice Quality of Vo802.11 - Considerations in Building 802.11 Networks - Turnkey Operators - Broadband Access and Telephone Services - Spectrum Scarcity-The Solution - QoS on 802.11 Networks - Legacy 802.11 MAC - Voice over 802.11 - Solution: Voice Codecs Designed for VoIP, Especially VoIP over 802.11 - Economic Aspects of Wi-Fi - Reciprocal Compensation-Build It and They Will Pay You - Regulatory Aspects of 802.11 - Government Command and Control-The Problem - Voice over 802.11 (Vo802.11) - Improving QoS in the Network - The Importance of QoS on 802.11 Networks - CSMA/CA - Voice over Wireless: The Challenge - Enhanced Speech-Processing Software - The Economics of Wireless in the Enterprise - Making the Private Network Public-Layering - Power Limits - Government Command and Control of the Spectrum - The Solution - Economics of 802.11 - Fresnel Zone and Line-of-Sight Considerations - Collision Avoidance Mechanisms - Origins of VoIP - Examples of Enhanced Speech-Processing Products - The Productivity Benefits of WLANs - WISP ROI for Wireless Access via 802.11 - Interference - Public Interest-The Problem - Regulatory Environment for 802.11 - Factors Affecting QoS in Wired IP Networks - Data Fragmentation - How Does VoIP Work?
category: Mobile and Wireless - m-Commerce - Mobile Device Classifications - m-Business - Device Manufacturers - Mobile Application Architectures - Components of a Wireless Environment - Helpful Links - Application-Architectures - The Mobile Market Evolution - Wireless Networks - Messaging Basics - Why Go Mobile? - Wireless Local Area Networks (WLANs) - Messaging Value Chain - Challenges - Wireless Wide Area Networks (WWANs) - Security-Primer - Mobility Enablers - WWAN Operators - Definition of Mobile and Wireless - Helpful Links - Satellite Systems - Messaging Value Chain - Architecture-Overview - VoiceXML - LBS Vendors - WAP-Security - Processing a Wireless Request - Building VoiceXML-Applications - Binary Runtime Environment for Wireless (BREW) - Speech Application Language Tags (SALT) - Mobile Operating Systems - Wireless-Application-Protocol-WAP-Overview - Voice Vendors - M-Services - The Development Process - Thin Client Application Models - PIM Sync - Reasons-for-Using-a-Database - Wireless Content Types - Mobile Device Management - Synchronization Fundamentals - Wireless Application Servers - Mobile Positioning Techniques - Smart Client Security - Synchronization Development Options - Development Tools - What Is a GIS? - Smart-Client-Architecture - SyncML Overview - Wireless Internet Service Providers - LBS Development - Cisco Compatible Extensions (CCX) - Antenna Placement - Cisco Mobile Wireless Center - IEEE 802.1X Authentication - The Best Antenna for the Best Scenario - Security - Location Update - Wireless Devices and Standards - WAP: A Global Standard - Telemedicine Applications - Operating Systems for WAP - Wireless Internet in Telemedicine - Wireless Internet Application for Music Distribution - Arguments Against WAP - Experimental Study - Are Mobile Telephones Hazardous to Health? - WAP and M-Commerce - Critical Success Factors for M-Commerce - Future Impact: Generation "W" in a Wireless World - The View From the Top - The Bouncy Castle Cryptography Package - Why High-Tech Companies Are Excited about Bluetooth - The GSM Air Interface - General Packet Radio Service - Enhanced Data Rates for GSM Evolution (EDGE) – EGPRS - GPRS Radio Resource Management - The TRAU for Voice Data Transmission - Circuit-Switched Data Transmission over GSM - Mobile Station Classes - GPRS Interfaces - Location Area and Location Area Update - Packet-Switched Data Transmission over GPRS - Network Mode of Operation - GPRS Mobility Management and Session Management - The Mobile Terminated Call - GPRS and the IP Protocol - GPRS Logical Channels on the Air Interface - GPRS Session Management - The Short Messaging Service Center (SMSC) - Handover Scenarios - GPRS vs. Fixed-Line Data Transmission - The GPRS State Model - Session Management from a User Point of View - The Base Station Subsystem (BSS) - The Mobile Station - The GPRS Air Interface - GPRS Network Elements - Frequency Bands - The SIM Card - As GPRS is an addition to the GSM network, the eight timeslots available per carrier - The Serving GPRS Support Node (SGSN) - The Base Transceiver Station (BTS) - The Intelligent Network Subsystem and CAMEL - Coding Schemes - The Gateway GPRS Support Node (GGSN) - Deploying Within Urban, Suburban, and Rural Environments - Central Office Traffic Management and Distribution - Frequency Converters, RF Amplifiers, Integrated Radio/Antennas, and Radio Modems - Switched VPNs - Interconnection Between UMTS and WLAN Based on Mobile IP - Integrated Wired and WLAN Services using the Cisco Infrastructure and Cisco IOS Software - Wireless-aware Design Considerations - Segment Transmission and Retransmission - Handoff-Aware Wireless Access Internet Infrastructure (HAWAII) - WWANs - QoS Services - QoS Architecture - Realization of QoS Services - IEEE 802.11 - Classification - IEEE 802.11e (QoS Extension) - Channel Access Mechanism - Architecture - Main Protocols - Packet Scheduling Mechanisms - Physical Layer - Data Link Control (DLC) Layer - Evolution - Traffic Policing Mechanism - QoS Parameters - Resource Reservation Signaling Mechanisms - Multimedia Application Requirements - Admission Control - WPA, RSN, and IEEE 802.11i - Under Siege - Why Is Wi-Fi Vulnerable to Attack? - How IEEE 802.11 WEP Works and Why It Doesn't - The "Rig" - Definition of Mobile and Wireless - DENEME - Ordinary Life in Stockholm and Business Life in Shanghai - Few Different Systems - Seamless Mobility - Economic Recession and 3G Fiasco - Trends and Fundamental Drivers - New and Advanced Services - Still Mostly Second-Generation Wireless Networks - Fourteen Trends Shaping the Scenarios - Usability and Human-Machine Interface - Wireless Explosion—Creative Destruction - A Weekday Morning in a Small Scandinavian Village - Fundamental Drivers - Health and Environment - A Sunny Berlin Day in 2015 - A Sustainable Society in Balance with Itself - Theories Supporting Fundamental Drivers - A Need for Cross-Disciplinary Research - The Wireless Scene in 2015 - Many Local and Few Global Wireless Systems - Mobile Terminals in 2015 - Wireless Technology in 2015 - Early April Morning, Green Haven Gated Community, New York, US - Mobile Services in 2015 - Slow Motion - Moguls and Governments - Challenges for Technical Research - Challenges for Key Regions - Moving into the Future - Europe - Yupplots - China - Elders - Japan and South Korea - Mobile Professionals - Scenario Thinking and Scenario Making - Making Our Scenarios - Challenges for the Wireless Industry - Other Studies about the Future - The Challenges - Summary and Concluding Remarks - Industrial Users - Wireless@KTH and the Vision-Driven Research Approach - Inserting Comments - Problems - WMLScript Variables - Questions - Push versus Pull Notifications - Questions - WML Objects and Syntax - Operators - Problems - Questions - Problems - Mobile Operating Systems and Platforms - Images - Statements and Expressions - Setting up a WAP Server - WAP Security Architecture - WML Commands and Attributes - Passing Variables - Calling WMLScript Functions - Nokia WAP Server - Session Management - Lang Library - Text Formatting - Questions - Questions - Modifying an HTTP Server - Questions - Float Library - Basic Commands - Problems - MicroBrowsers - Problems - Publishing to the WAP Server - Other Script Languages - Input - WMLScript Programming - Advanced WML Script - Questions - XHTML - Variables - Questions - Functions - Questions - Standard Libraries - Creating Push and Pull Notifications - cHTML - General Guidelines for Assessing New M-Business Services - Mobile Telecommunication - Conclusion and Future Directions - Global M-Commerce Market Overview - Disruptive Technology - Wireless Middleware Challenges and Requirements - Mobile Commerce - Patterns of Global Diffusion of M-Commerce Technology - Current State of M-Commerce - The Wireless Protocols - M-Commerce Overview - Related Work - Top Down, Bottoms-Up Reconciliation Model - Wireless Networking - Limitations of Mobile Devices - Factors Impacting Diffusion Patterns of Mobile Technology and M-Commerce - A Framework of Future Development - Conditions Sparking Development of Mobile Commerce - Challenges in M-Commerce - M-Commerce Consumer Interactions - Design of Product-Brokering Agent - A Bottoms-Up Approach - The JMS API - Penetration of Mobile Devices - Assessing the Market Potential of Network-Enabled 3G M-Business Services - Equipment Used in M-Commerce - M-Commerce Applications - M-Consumer Needs - System Evaluation - Slope Analysis - JMS in Commercial Wireless Middleware Products - Background: Rapid Diffusion of Mobile Technology - Use of Mobile Devices - M-Business: Advantages and Enhancements Over E-Business - M-Commerce: Challenges and Opportunities - Issues in Implementing M-Commerce - M-Consumer Concerns - Market Drivers - Inflection Point Analysis - JMS Wireless Transport Protocol - Network-Enabled M-Business Services - Predictions of Future Growth of M-Commerce - Finland as a Mobile Business Pioneer - Matching M-Commerce Needs and Concerns - State Gap and Trend Analysis - Altman's Z-Score Discriminant Function Algorithm - Wireless Middleware Services - Profiles of Selected, Proposed, Network-Enabled 3G/UMTS M-Business Services - Implications for Management - Finnish M-Commerce: A Business Network Approach - Addressing M-Consumer Concerns - These Significant Trends Favor Wireless over Land Lines - Wireless Middleware - Future Trends of Wireless Middleware - Comparative Assessment of Profiled Applications - Key M-Commerce Statistics - A Generic Business Network Model for M-Commerce - M-Commerce Consumer Business Applications - Disruptive Technologies and Schumpeter's Creative Destruction Model - Types of Middleware - Usability Issues and Limitations of Mobile Devices - Global Heterogeneity in the Emerging M-Commerce Landscape
category: WLANs WPANs - 3G and Its Interworking with WLAN - Evolution from 2G to 3G - 3G and Its Releases - Release 3 - Release 4 - Global Information Multimedia Communication Village - Revenue and Traffic Expectations - Gateway-to-Gateway (GGP) - Interconnection Between 3G-SGSN and WLAN Access Point - Pros and Cons of Interconnection Between UMTS and WLAN Through MG - ICMP - Routing Information Protocol (RIP) - Pros and Cons of Emulating RNC - ICMP Message Format - Mobility and the IP - Interconnection Between GGSN and WLAN Access Point by Emulating 3G-SGSN - Handover Between IEEE 802.11 and UMTS - ARP - Pros and Cons of Emulating 3G-SGSN - WLAN and UMTS Based on Mobile IP - ARP Message Format - Pros and Cons of Emulating 3G-SGSN - Conclusions and Future Directions - Reverse ARP (RARP) - Routing and Protocols - 3G Deployment Scenario - Interconnection-Between-UMTS-and-WLAN-Through-Virtual-Access-Point-VAP - IP - Direct Routing - Impact on the Existing Network - Pros and Cons of VAP-Based Interconnection - Fragmentation - Indirect Routing - Interworking System Architectures - Interconnection Between UMTS and WLAN Through Mobility Gateway - Addressing - User Datagram Protocol - The IEEE 802.11 Standard - Association Service - DLC Layer - MMAC-PC - Effect of Access Based on RTS/CTS - Overview of Bluetooth - TCP - IEEE 802.11 General Architecture - Authentication and Privacy - MAC Layer - The ISM Band and Channel Allocation - Influence of Errors in UDP - Bluetooth General Architecture - Establishing and Closing a TCP Connection - System Architecture - Mobility - MAC Operations - Signal, Interference, and Radio Coverage - Behavior of TCP over IEEE 802.11 - Bluetooth Protocol Reference Model - Mobile IP - System Specification - Power Saving - MAC Addressing - Signal and Interference in the ISM Band - Ideal Channel - Micro-Mobility Protocols - Congestion Control in TCP - Physical Layer - Multirate Support - Other DLC Entities - Radio Coverage - Influence of Errors on TCP - Interoperating with Mobile IP - Effects of the Wireless Links on the TCP - MAC Layer - HIPERLAN General Architecture - Handover Issues - IEEE 802.11 for Outdoor Environment - Analysis of the Idle Times - Asymmetric Effects and Latency Variations - MAC Architecture - System Architecture - CL - UDP Behavior over IEEE 802.11b - Conclusions - Transport Protocols - Low Channel Bandwidths - Optional PCF - System Specification - QoS Support in HIPERLAN-2 - Ideal Channel - Existing Concepts - REQUIREMENTS OF WLANs - FUTURE DIRECTIONS - WLANs - BASIC CONCEPT OF WLANs - BENEFITS OF WLANs - BASIC CONCEPT OF WIRELESS IP - MARKET TREND - ISSUES - How to Protect Yourself When Using a Hotspot - RF Amplifiers - Reduced Installation Time - Hospitality - Bluetooth - Potential Frequency Interference Between 802.11 and Bluetooth - Medium Access Control (MAC) Sublayer - Carrier Current LANs - Using a Wireless Network for Disaster Recovery - Home and Small Office - Wireless LAN Implications - Limited Battery Longevity - Physical Layer - End-User Appliances - Long-Term Cost Savings - General Enterprise Systems - Multipath Propagation - Network Security - Frequency Hopping Spread Spectrum Radio - Network Software - Wireless LAN Benefits - Wireless LAN Applications - Wireless Services - Path Loss - Application Connectivity Problems - The Advent of Frequency Hopping Spread Spectrum - Wireless Network Interface Card - Installation in Difficult-to-Wire Areas - Retail - Wireless LAN Technologies - Radio Signal Interference - Installation Issues - Direct Sequence Spread Spectrum Radio - Wireless Local Bridges - Replacing a Dial-Up System with a Wireless Network - Warehousing - IEEE 802.11 - Inward Interference - Health Risks - Implementing ISM Bands - Antenna - A Wireless Solution in a Historic Building - Healthcare - HiperLAN - Radio Interference - Wireless LANs: A Historical Perspective - Narrowband Radio Modulation - The Communications Channel - Increased Reliability - Hospital Uses Wireless LAN to Speed Up Emergency Room Registration1 - HomeRF SWAP - Techniques for Reducing Interference - Wireless LAN Architecture - Infrared Light–Based Wireless LANs - Wireless Bar Code System - Types of Standards - Avoiding Silos - Using Automatic Repeat Request (ARQ) to Reduce Errors - IEEE 802.11 MAC Layer - Accessing the Wireless Medium - Private Frame Transmissions - Implementing Power Management - Receive Function - DSSS Physical Layer Convergence Procedure (PLCP) Sublayer - HR-DSSS PMD Service Primitives - IR Physical Layer Convergence Procedure (PLCP) Sublayer - Coaxial Cable - Multiple Cell Wireless LANs - 802.11 Versus Proprietary Standards - Problems with Mixed Standards - Acknowledged Connectionless Service - IEEE 802.11 Physical Layers - Distributed Coordination Function - MAC Frame Structure - Control Frames - IEEE 802.11 Frequency Hopping Spread Spectrum (FHSS) Physical Layer - DSSS Physical Medium Dependent (PMD) Sublayer - HR-DSSS PMD Operation - IR Physical Medium Dependent (PMD) Sublayer - IEEE 802.5 Token Ring - Wireless Metropolitan Area Networks - Institute for Electrical and Electronic Engineers (IEEE) - The IEEE 802 LAN Standards Family - LLC/MAC Layer Service Primitives - IEEE 802.11 Services - Point Coordination Function (PCF) - Overall MAC Frame Format - Data Frames - FHSS Physical Layer Convergence Procedure - DSSS PMD Service Primitives - IEEE 802.11 Orthogonal Frequency Division Multiplexing (OFDM) Physical Layer - Wireless System Architecture - ANSI Fiber Distributed Data Interface (FDDI) - Radio-Based Wireless Point-to-Point Network - Benefits of the 802.11 Standard - IEEE 802.2 LLC Overview - Introduction to the IEEE 802.11 Standard - Station Services - Joining a Network - Frame Control Field - Physical Layer Architecture - FHSS Physical Medium Dependent (PMD) Sublayer - DSSS PMD Operation - OFDM Physical Layer Convergence Procedure - Network Distribution Systems - Wide Area Networking Concepts - Cost Savings with a Wireless Point-to-Point Network - Appliance Interoperability - IEEE 802.2 LLC Services - IEEE 802.11 Topology - Distribution System Services - Station Synchronization - Limiting Multicast Traffic - Physical Layer Operations - FHSS PMD Service Primitives - DSSS Spreading Sequence - OFDM Physical Medium Dependent (PMD) Sublayer - IEEE 802.3 Carrier Sense Multiple Access (CSMA) - Routing Information Protocol (RIP) - Laser-Based Wireless Point-To-Point Networks - Fast Product Development - Unacknowledged Connectionless Service - Independent BSS (IBSS) Networks - Case Study 3.5: Using Reassociation for Improved Signal Transmission - Providing Authentication and Privacy - Implementing Fragmentation - Physical Layer Service Primitives - Physical Sublayer Management Entity (PLME) Primitives - DSSS Frequency Modulation Function - OFDM PMD Service Primitives - Unshielded Twisted-Pair (UTP) Wire - Radio-Based Wireless Point-to-Multipoint Networks - Stable Future Migration - Using Unacknowledged Connectionless Service to Minimize Overhead - Extended Service Set (ESS) Networks - Station States and Corresponding Frame Types - Open System Authentication - MAC Frame Types - Carrier Sense Function - FHSS PMD Operation - IEEE 802.11 High Rate Direct Sequence Spread Spectrum (HR-DSSS) Physical Layer - OFDM PMD Operation - Understanding Ethernet Repeaters and Switches - Peer-to-Peer Wireless LANs - The Importance of Standards - Price Reductions - Connection-Oriented Service - IEEE 802.11 Logical Architecture - IEEE 802.11 MAC Layer Operations - Shared Key Authentication - Management Frames - Transmit Function - IEEE 802.11 Direct Sequence Spread Spectrum (DSSS) Physical Layer - HR-DSSS Physical Medium Dependent SublayerHR-DSSS Physical Medium Dependent Sublayer - IEEE 802.11 Infrared (IR) Physical Layer - Optical-Fiber Cable - Frame Relay - Switched Multimegabit Data Service (SMDS) - Asynchronous Transfer Mode (ATM) - Choosing a Distribution System - Roaming Protocols - Open Shortest Path First (OSPF) Protocol - Private Versus Public WANs - X.25 - Mobile IP - Direct Database Connectivity - Developing a Work-Breakdown Structure (WBS) for an Enterprise-wide Wireless LAN - Agent Discovery - Middleware - Creating a Schedule - Assignment of Care-of Address - Managing a Wireless LAN Implementation - Developing a Resource Plan for an Enterprise-wide Wireless LAN - Registration - Establishing Project-Management Principles - Developing a Budget - Transmission Control Protocol (TCP) - Tunneling and Encapsulation - Planning a System Project - Internet Protocol (IP) - Connectivity Software - Identifying Project Scope - IP Address Classes - Connectivity Software - Developing a Project Scope for an Enterprise-wide Wireless LAN - Communications Protocols - Static Versus Dynamic IP Addresses - Terminal Emulation - Developing a Work Breakdown Structure - Issues with TCP/IP over Wireless LANs - Reviewing User Needs - Baselining Requirements - End-User Device Type Requirements - Regulation Requirements - Developing a Business Case - Designing a Wireless LAN - Throughput Parameter - Technology Evaluation Methodology - Executing the Project - Reviewing Existing Systems - Updating the Project Plan - Performance Requirements - Product Availability Requirements - Recognizing Applicable Feasibility Elements - Assessing Technologies - Encryption - Grading and Selecting Technologies - Dealing with Project Risks - Reviewing the Environment - Types of Wireless LAN Requirements - Weight and Size Requirements - Budget Requirements - Identifying Costs - Technology Assessment Parameters - Electrical Current Parameter - Developing a Project Plan for an Enterprise-wide Wireless LAN - Defining Requirements - Geographical Coverage Area - Security Requirements - Schedule Requirements - Operational Costs - Transmit Power Parameter - Power Management Parameter - Periodic Activities - Determining Potential Requirements - Number of Users RequirementNumber of Users Requirement - Integration Requirements - Questions for Defining Wireless LAN Requirements - Identifying System Benefits (Savings) - Range Parameter - Product Size Parameter - Enhancing Communication - Assessing Constraints - Battery Longevity Requirements - Environmental Requirements - Performing a Requirements Analysis for an Enter prise-wide Wireless LAN - Documenting the Business Case - Transmission Protocol Parameter - Standards Maturity Parameter - Identifying Risks for an Enterprise-wide Wireless LAN - Requirements Analysis Steps - Documenting Requirements - Information Flow Requirements - Scalability Requirements - Analyzing the Feasibility of a Wireless LAN - Making the Decision to Proceed - Medium Access Protocol Parameter - Product Availability Parameter - The Kick-Off Meeting - Eliciting Information - Validating and Verifying Wireless LAN Requirements - Mobility Requirements - Operational Support Requirements - Performing a Preliminary Design - Developing a Feasibility Study for an Enterprise-wide Wireless LAN - Medium Access Protocol Parameter - Cost Parameter - Defining Project Operations - Procuring Components - Planning the Installation - Performing Testing - Component Storage - Coordinating the Installation - Performing Integration Testing - Selecting Products - Designing an Enterprise-Wide Wireless LAN System - Staging the Components - Performing System Testing - Developing a Wireless System for the Wireless LAN Project - Installing the Components - Performing Acceptance Testing - Verifying the Design - Preparing for Operational Support of a Wireless LAN - Installing Wireless NICs - Finalizing the Project - Implementing Wireless Link and Carrier Tests - Documenting Plans for Operational Support - Installing Access Points - Installing the Wireless LAN - Pilot Testing - Preparing for the Transfer to Operational Mode - Installing Laser Links Between Buildings - Documenting the Design - Installing a Wireless LAN - Testing the Installation - Data Terminals - Metropolitan Area Networks (MAN’s) - Gateways - Universal Serial Bus (USB) - Network Interface Card (NIC) - Wide Area Networks (WAN’s) - Firewall - FireWire - LAN Wiring - Wireless Data Networks - Ethernet - Internet Service Provider (ISP) - Network Distribution and Routing - Data Modems - Token Ring - Virtual Private Networks (VPN’s) - Network Access Control - Digital Service Unit (DSU)/Channel Service Unit (CSU) - Fiber Distributed Data Interface (FDDI) - 10 Gigabit Ethernet (10 GE) - Protocols - Hub - Internet - LAN Telephony - Premises Distribution Networks (PDN) - Bridge - Asynchronous Transfer Mode 25 (ATM 25) - Storage Area Networks (SANs) - Local Area Networks (LANs) - Routers - Phoneline Networking - Network Architecture - Wireless PAN Systems - Wireless WAN Components - Information Signals - Wireless PAN Technologies - Wireless WAN Systems - Flow of Information Through a Wireless Network - Wireless LAN Components - Wireless WAN Technologies - Wireless Transceivers - Wireless LAN Systems - Security Threats - Wireless Networks Defined - Understanding RF Signals - Wireless LAN Technologies - Encryption - Wireless Network Applications - Understanding Light Signals - Wireless MAN Components - Authentication - Wireless Network Benefits - Modulation: Preparing Signals for Propagation - Wireless MAN Systems - Security Policies - Wireless Network System Components - Wireless PAN Components - Wireless MAN Technologies
category: General Wireless - Elements of a Wireless Network - Data-Oriented Networks - 2G Systems and Networks - Key Technical Issues for Wireless Networks - Where Is the Complexity? - 3G: W-CDMA for IMT-2000 - Four Market Sectors - Evolution of Voice-Oriented Networks - Beyond 3G and Toward 4G Networks - Network Architectures - Evolution of Data-Oriented Networks - TRENDS IN WIRELESS TECHNOLOGIES - Wireless Versus Wired Networks - Telecommunications Industry View - Elements of a Wireless Network Architecture - Computer Industry View - Technical Aspects of a Wireless Infrastructure - Military Sector View - Voice-Oriented Networks - 1G Systems and Networks - IEEE 802.15 Working Group on WPAN - Discussion and Conclusion - Equipment Used in M-Commerce - Issues in Implementing M-Commerce - M-Consumer Needs - Design of Product-Brokering Agent - Top Down, Bottoms-Up Reconciliation Model - The JMS API - HomeRF - M-Business: Advantages and Enhancements Over E-Business - M-Commerce: Challenges and Opportunities - M-Commerce and Business Networks - M-Consumer Concerns - System Evaluation - A Bottoms-Up Approach - JMS in Commercial Wireless Middleware Products - Bluetooth - Network-Enabled M-Business Services - Predictions of Future Growth of M-Commerce - Finland as a Mobile Business Pioneer - Matching M-Commerce Needs and Concerns - Conclusion and Discussion - Slope Analysis - JMS Wireless Transport Protocol - MULTIPATH FADING AND THE DISTANCE–POWER RELATIONSHIP - Profiles of Selected, Proposed, Network-Enabled 3G/UMTS M-Business Services - Implications for Management - Finnish M-Commerce: A Business Network Approach - Addressing M-Consumer Concerns00): - Market DriversMarket Drivers - Inflection Point Analysis - Wireless Middleware Services - Multiple Access Techniques - Comparative Assessment of Profiled Applications - Conclusion - A Generic Business Network Model for M-Commerce - M-Commerce Consumer Business Applications - State Gap and Trend Analysis - Altman's Z-Score Discriminant Function Algorithm - Future Trends of Wireless Middleware - Reemergence of the WLAN Industry - Patterns of Global Diffusion of M-Commerce Technology - General Guidelines for Assessing New M-Business Services - Mobile Telecommunication - Conclusion and Future Directions - Global M-Commerce Market OverviewGlobal M-Commerce Market Overview - These Significant Trends Favor Wireless over Land Lines - Types of Middleware - Mobile Commerce - Wireless Home Networking - Home Access Networks - Factors Impacting Diffusion Patterns of Mobile Technology and M-Commerce - Current State of M-Commerce - The Wireless Protocols - M-Commerce Overview - Discussion and Future Trends - Disruptive Technologies and Schumpeter's Creative Destruction Model - Wireless Middleware Challenges and Requirements - Limitations of Mobile Devices - WPANs and Ad Hoc Networking - A Framework of Future Development - Conditions Sparking Development of Mobile Commerce - Challenges in M-Commerce - M-Commerce Consumer Interactions - Related Work - Disruptive Technology - Wireless Networking - Use of Mobile Devices - Private IP Addresses - Network Address Translation - Network Layer Technologies - Address Resolution Protocol - Development of Wireless Networking - The Diversity of Wireless Networking Technologies - Media Access Control in Wired Networks - Data Link Layer Technologies - The OSI Network Model - Media Access Control in Wireless Networks - Routing - BLUETOOTH - COMPETITIVE LOCAL EXCHANGE CARRIERS - FEDERAL COMMUNICATIONS COMMISSION - GLOBAL SYSTEM FOR MOBILE (GSM) TELECOMMUNICATIONS - BRIDGES - CORDLESS TELECOMMUNIICATIIONS - FIXED WIRELESS ACCESS - HERTZ - CELL SITES - DATA COMPRESSION - FRAUD MANAGEMENT SYSTEMS - CELLULAR DATA COMMUNICATIONS - DECIBEL - FREQUENCY DIVISION MULTIPLE ACCESS - ADVANCED MOBIILE PHONE SERVIICE - CELLULAR TELEPHONES - DIGITALLY ENHANCED CORDLESS TELECOMMUNICATIONS - GLOBAL MARITIME DISTRESS AND SAFETY - AIIR--GROUND RADIIOTELEPHONE SERVIICE - CELLULAR VOICE COMMUNICATIONS - DIRECT BROADCAST SATELLITE - GENERAL MOBILE RADIO SERVICE - AMATEUR RADIIO SERVIICE - CITIZENS BAND RADIO SERVICE - ENHANCED DATA RATES FOR GLOBAL EVOLUTION - GENERAL PACKET RADIO SERVICE - BASIC EXCHANGE TELEPHONE RADIO SERVICE - CODE DIVISION MULTIPLE ACCESS - FAMILY RADIO SERVICE - GLOBAL POSITIONING SYSTEM - INTERACTIVE VIDEO AND DATA SERVICE - MICROWAVE COMMUNICATIONS - INTEREXCHANGE CARRIERS - MOBILE TELEPHONE SWITCHIING OFFICE - HOME RADIO--FREQUENCY (RF) NETWORKS - INTERNATIONAL MOBILE TELECOMMUNICATIONS - What is the Internet? - I-MODE - LASER TRANSMISSION - INCUMBENT LOCAL EXCHANGE CARRIERS - LOCAL MULTIPOINT DISTRIBUTION SERVICE - INFRARED NETWORKING - LOW-POWER FM RADIO SERVICE - INTEGRATED DIGITAL ENHANCED NETWORK - LOW-POWER RADIO SERVICE - INTERACTIVE TELEVISION - MARITIME MOBILE SERVICE - Internet Sharing - Connection Options - Creating a Peer-to-Peer Network - Newcomer: 802.11g - Checking Out the Web - Using Network Neighborhood - Adding a Router to Your Network - Setting up PPPoE - Firewalls - Adding a Wireless Printer Server - What Is Wireless Networking? - Benefits of Wireless Networking - Networking Securely - Setting Up Hardware - Creating an Infrastructure Network - Sending Files via Infrared - Finding Answers through Newsgroups - Share Internet Access Wirelessly - Setting Up Windows ICS on the Host Computer - Are Your Drivers Current? - Choosing a Hardware or Software Firewall - Protecting Your Server - Wireless Speed in the Real World - Your Wireless Equipment's Range - Software Overview - Setting Up a Hybrid Network - Printing through Infrared - Getting Assistance from Mailing Lists - Updating Your Drivers - Setting Up Client Computers - Finding A Bad Network Adapter - Wireless Encryption - Sharing Your Broadband Modem - Ad-Hoc vs. Infrastructure - Using Ad-hoc Mode - Connecting Network Multimedia Devices - Conducting Your Research - Looking Toward the Future - Change Settings Manually - Setting Up E-mail - The Trouble with a Mixed Windows 98 and 2000 Network - Router Filters - Sharing Printers and CD and Hard Drives - How Walls, Concrete, and Steel Affect Your Signal - Working with Access Points - A Good Start: 802.11b - Finding Reliable Reviews - Make Sure Your Hardware Is Recognized - File and Printer Sharing - Browsing the Web - Configuration Utility Errors - How to Encrypt Your E-mail and Other Data - Learning Some Basic Networking Terms - Maximum Speeds vs. Real World Speeds - Access Points with Built-In Routers - Wirelessly Networking a PDA - Buying Equipment Online - Checking for TCP/IP - Sharing Internet Access - Adding Instant Messaging - Firewall Hangup - Viruses and Your Network - How Wireless Networking Works - Getting the Most Out of Your Wireless Signal - Troubleshooting - HomeRF - Ensuring Interoperability - Naming Your Computer and Workgroup - Using the Network Setup Wizard - Finding Your IP Address - Printer Problems - Wirelessly Connecting a New Server - File Sharing - 802.11a, 802.11b, or 802.11g? - Placing Your Equipment - Moving Up: 802.11a - Finding Help on the Internet - Start File and Printer Sharing - Choosing a Wireless or Wired Router - Checking Your Throughput - Other Common Problems - Setting Up File and Printer Sharing - Reaching the Integrated Circuit - WIRELESS DATA NETWORKS - SOME NETWORK DESIGN EXAMPLES - POWER SOURCES - Types of Voltage Converters - EMC: THE PROBLEM - THE LAYOUT PROCESS - The Fallacy of Shields - MODELING AND TEST STANDARDS - Once an ESD Event Occurs, Limit Discernable Effects - WIRELESS SENSOR AND RELATED NETWORKS - A WIRELESS SENSOR NETWORK DESIGN EMPLOYING A CLUSTER TREE ARCHITECTURE[52] - Mains - Voltage Conversion Strategy - EXAMPLES OF SELF-INTERFERENCE - Things to Look for After the Schematics Are Done but Before the Layouts Are Started - Get to Know the IC Designer - The Double Exponential Pulse - Human Body, Machine, and Charged Device Models - THE IEEE 802.15.4 LOW-RATE WPAN STANDARD - SOME PHYSICAL LAYER EXAMPLES - SIMULATIONS - Batteries - POWER MANAGEMENT STRATEGY - THE PHYSICS ASSOCIATED WITH EMC PROBLEMS - EMC-Aware Layout Procedure - Electrostatic Discharge - Detailed Requirements of an ESD Standard - THE ZIGBEE ALLIANCE - A PRACTICAL PHYSICAL LAYER FOR WIRELESS SENSOR NETWORKS - RESULTS - Energy Scavenging - Antenna Characteristics - Scope of the Problem - DETECTIVE/CORRECTIVE TECHNIQUES - PHYSICAL PROPERTIES OF THE ELECTROSTATIC DISCHARGE - Performance Standards - THE IEEE 1451.5 WIRELESS SMART TRANSDUCER INTERFACE STANDARD - SIMULATIONS AND RESULTS - THE PARTITIONING DECISION - Loads - Efficiency and Antenna Placement - Coupling Mechanisms - The "Hole in the Bucket" Principle - The Triboelectric Effect - PRODUCT DESIGN TO MINIMIZE ESD PROBLEMS - OPPORTUNITIES FOR FUTURE DEVELOPMENT - MEDIUM ACCESS CONTROL TECHNIQUES - Integrated Sensors - Power Consumption of Analog Circuits - Antenna Design Choices - Avoiding Coupling Problems - Substitution - Air Breakdown - Prevent Discharges from Entering or Exiting the Housing - Signal Processing Worksystem (SPW) - NETWORK PERFORMANCE OBJECTIVES - THE MEDIATION DEVICE (MD) - The External Interface - Power Consumption of Digital Logic - Definition And Measurement - PRINCIPLES OF PROPER LAYOUT - Software to Control Specific MCU Functions - Charge Redistribution - Once Inside, Design Paths for the Discharge to Travel - An Example Wireless Sensor Network Transceiver Integrated Circuit (IC) - SYSTEM ANALYSIS AND SIMULATION - TIME BASE ACCURACY AND AVERAGE POWER CONSUMPTION - Power Consumption of Other Loads - Production Issues - There Is No Ground - Physical Separation - THE EFFECTS OF ESD ON ICS - cHTML
category: Cisco Wireless Networking - Cisco Wireless 7920 IP Phone - Cisco Wireless Certifications - Encryption and Authentication - Wireless Network Design Considerations - Cisco Wireless Security Overview - Topologies - Cisco Antenna Models - Initial Settings - Integration Issues - Diversity - APs as Repeaters - Connecting Your Network - Cisco Aironet APs - Upgrading Antennas - Wi-Fi-Protected-Access-WPA - Client Utilities - Roaming - Airespace - Encryption - Network Discovery - Cisco Wireless Bridges - Rules, Regulations-and Legalities of Antenna Usage and Placement - Site Survey - Client Configuration - Cisco Wireless Router and Switch Services - Cisco SWAN - Cabling - Configuring Security - Building a Honeypot - Data Configuration - Troubleshooting Checklist - CiscoWorks LMS Overview - Signal Strength - Connection Problems - Configuring CiscoWorks LMS - Using Perfmon - Authentication and Re-Authentication Problems - CiscoWorks-Dashboard - QoS - Hardware Issues - Managing WLANs - Using Third-Party Tools - Slow WLAN Network Throughput - Wireless Security Filtering - Troubleshooting-Access-Points-AP - Bridged Networks - Wireless Security WPA - Power-Tuning - Configuration-Issues - Connecting to a RADIUS Server - Radio Tuning - Troubleshooting and Conflict Resolution Tools - Who Uses Wireless Technology? - Radio Frequency Interference - What is a Wireless-aware LAN? - Streamlined WLAN Management and Operations Support - Understanding Signal Power and S/N Ratio - Interference from Radio Transmitters - Wireless-aware LAN Benefits - Seamless Delivery of Enhanced Network Security Solutions - Attenuation - Harmonics - Bouncing - What is a WLAN? (Video) - Application Considerations - Radio Frequency (RF) Basics - How does a Wireless LAN Work?(Video) - Structural Considerations - Wireless Domain Services for IEEE 802.1X Local Authentication Service and Fast Secure Roaming Support - Transmitting Radio Signals over EM Waves - WLAN Benefits - Security Considerations - Rogue AP Detection and Locatio - Rogue AP Detection and Locatio - WLAN Design Considerations - Network Management Considerations - Interference Detection to Isolate and Locate Network Interference - Anatomy of a Waveform - Accounting for the Fresnel Zone and Earth Bulge - WLAN Modes of Operation - Simplified WLAN Deployment Processes with Assisted Site Surveys - Propagating a Strong Radio Signal
category: Wi-Fi Hotspots - Unable to See/Connect to the Wi-Fi Hotspot - Connecting to a Wi-Fi Network Using the Windows XP Configuration Utility - RF Interference and Attenuation - Figuring the Costs - Set Up and Configure the Access Points and Routers - Signage - Frequent Disconnections - Checking the Connection Status - Choose a Hotspot Solution - Perform a Physical Installation - Online Hotspot Directories - Poor Performance - Editing Your Preferred Network List - Set Up an Internet Connection - Perform ZoneCD Initial Setup - Apply Usage Limits - Spell Out Usage Terms - Internet Connection Unavailable - Sharing Files - Bridging the Gap - Gather the Necessary Items - Check for Proper Operation - Monitor Your Hotspot - Higher-Gain Antenna - Sharing Printers - Wi-Fi Hot Zones - Set Up the Wireless Router - Using the Online Administration Tools - Understanding Everyone's Responsibilities - Adding Access Points - Comparing 802.11 Standards - How Users Find Hotspots - Configure Additional Settings - Understanding the Solution - Hotspot Administrator/Owner Responsibilities - Enabling and Disabling Your Network Adapter - Wi-Fi System Operation - How Wi-Fi Works - Choose the Mode and Service - Setting Up the Solution - User Responsibilities - Toggling Between Windows XP and the Manufacturer Utility - RF Propagation - Benefits of Hosting a Wi-Fi - Gather the Necessary Items - Understanding the Solution - Why Wi-Fi Is Important - Paying for Your Fun - To Mac or Not To Mac? - Understanding Wi-Fi Networks - Surfing While You Sip - Using Wi-Fi on the Road - Understanding Home and SOHO Networks - The 802.11 Standard and Its Variations - Different Ways to Use Wi-Fi in a Network - Related Wireless Standards - The Equipment You'll Need - Transmission Speeds - What's It Going to Cost? - The Future of Wi-Fi - Getting to Know Your Future Wi-Fi Laptop - What Is Wi-Fi? - The Equipment You Need - Trade-Offs
category: Business Wireless - OSI Layers and WLANs - Deployment Checklist - WLAN Security Threats - Deployment and Implementation - What the Future Holds - What the Future Holds
category: WiMax - NAT and DHCP - Circuit-Switched Data Transmission - The Mobile Switching Center (MSC) - Standards - The Visitor Location Register (VLR) - Transmission Speeds - The Home Location Register (HLR) - The Signaling System Number 7 - The Authentication Center - The SS-7 Protocol Stack - Protocols for GSM - The GSM Subsystems - Global System for Mobile - The Network Subsystem - Introducing the Two Physical Standards - Introducing WiMAX - Introducing Other Wireless Broadband Standards - Deploying Within Urban, Suburban, and - Examining the Maturity of the Technology - Defining Wireless Broadband - Broadband Fixed Wireless: The Competitive - Introducing the 802.16 Standard - Circuit-Based Access Technologies - Introducing the Media Access Control Layer - Examining the Maturity of the Technology - Total Cost of Ownership - Broadband Fixed Wireless: The Competitive Context - Circuit-Based Access Technologies - Frame Relay - DSL - Hybrid Fiber Coax - Wireless Broadband - Determining When Broadband Wireless Is Cost Effective - Strategic Planning of Spectrum and Services - Licensed vs. Unlicensed Spectrum:The Operator’s Dilemma - How Scalable? - Selecting the Appropriate Spectrum to Meet the Requirements of the Targeted Customers Propagation Characteristics Across the Radio Spectrum - The Unlicensed Frequencies: A Matter of Peaceful Coexistence - Service Delivery and Broadband Wireless - Overview of Commercial Radio Spectrum Suitable for Broadband Data Applications - Licensed Spectrum - Subscriber Density - Beachfront Property: The Lower Microwave Frequencies - Lower Microwave: Primarily a Residential and Small Business Play - Local Topography and the Type and Distribution of Man-Made Structures - Millimeter Microwave: Bandwidth at a Price - Addressing the Bandwidth Problem in the Lower Microwave Regions - Speed of Deployment - Submillimeter Microwave: Tending Toward Light - Looking at the Range of Services - Independence from Incumbents - Free-Space-Optics-Wireless-Without-the-Radio - Entertainment Services - Making a Final Determination - RF Orphans: The Low ISM Band and Ultrawideband - Wi-Fi Hotspot Services - Integrating Wireless with Wireline Infrastructure - Looking at the Nuts and Bolts: The Issue of Carrier-Grade Infrastructure Equipment - Determining Basic Network Architecture - Performing Site Surveys and Determining Link Budgets - Assembling the Management and Technical Teams - Obtaining Roof Rights, Right of Way, and Access to Appropriate Buildings at Acceptable Cost - Point-to-Multipoint - Determining Line of Sight and Computing Fresnel Zones - Estimating Operating and Capital Budgets - Obtaining Central Office Facilities - Point-to-Point - RF Analysis - Examining Return on Investment for Wireless Broadband Networks - Additional Base Stations - Point-to-Consecutive Point - Analyzing the Data Stream - Establishing the Link Budget - Putting Strategic Planning in Perspective - Backhaul - Mesh - Examining the Equipment Selection Process - Fiber-Optic Backhaul: The Gold Standard - Types of Meshes - Generalities - PONS - Mesh Advantages - Service-Related Specifics - THE NETHERCOMM SOLUTION - Mesh Networks: The Counterarguments - Overall Strategies for Cell Mapping - Cell Splitting - Infrastructure for a Purpose - Mobile Voice Equipment - Hotspot Services: Central Office Requirements - The Central Office As War Room - Pure-Circuit-Switched-VPNs - Network Mapping Software Tools - Line of Sight and Non–Line of Sight - The Role of the Central Office - ATM and Frame Relay–Switching Equipment - OSS and Network Management - Introducing the Pure Packet Services Model - Switched Fast Packet VPNs - Network Mapping Is Always Provisional - What NLOS Means in Terms of Wave Propagation - Application-Specific Equipment for the Central Office - Security Devices and Appliances - The Packet Model and Converged Services - Macrocells and Their Limitations - Adaptive Modulation and Cell Planning - Routers - Storage Networking Devices - Beyond the Central Office - Introducing Basic Access and Best-Effort Delivery - Principles of Frequency Reuse and the Technologies for Achieving It - Frequency-Agile Radios and Network Mapping - Ethernet in the Metro and the Advisability of Placing Ethernet Switches in the Central Office - Web Hosting and the Central Office - Connecting to Other Service Providers - Moving Beyond Basic Access: VPNs and LAN Extension - Use of Repeaters - The Installation Process - VPNs and the Central Office - Storage Networking Devices - The Universe of Networks - Types of VPN and the Role of Network Operator in Administering Them - Deploying Minority Architectures - Sectorization - Telephone Switches - Specialized Content Distribution Platforms - The PSTN: The First Hierarchy - Subscriber-Managed VPNs - Deeper into Point-to-Multipoint - Polarization Diversity - Signal Distribution Within the Subscriber Premises - Softswitches - Location-Based Services and the Central Office - The-Public-Internet-The-Second-Hierarchy - Network Element Management - CRM - Network Management - Data Mining Software - Network Inventory Management - OSS Software Integration - Routers - Network Planning - Protocols for Software Integration - OSS: A Definition - OSS for Customer Relations and Transactions - OSS Application Interfaces - Central Office Traffic Management and Distribution - OSS in Perspective - Provisioning - Summation-The-Well-Managed-Network - The Anatomy of OSS - Billing, Mediation, and Service-Level Agreements - OSS for the Network Infrastructure - Assurance - Cybersecurity Technology - Safeguarding Network Elements from Hijacking and Malicious Code: Best Practices - Secure Electrical Systems - Denial-of-Service Attacks: A Special Case - CALEA and Other Regulatory Burdens - Network Security: Business Overhead or Another Profit Center - Cyberwarfare - Attacks and Counterattacks
category: Discovering Bluetooth - What to Expect in the Future - Cableless Computing - The Mobile Phone Market Explodes - Automatic Synchronization - A Greater Potential - An All-in-One Phone - The Necessity of a Global Standard - And Much, Much More… - How Bluetooth Technology Works - No-Charge Licensing - Radios Waves and Piconets - An Ideal Mix - What Bluetooth Will Do for You - Developing the Specifications - Introducing Bluetooth - Visions of a Wireless World - The Need for Speed - An Astonishing Achievement - Building Interest - Dealing with Reality - Fueling the Hype - A Viking King - Regulatory - Why Bluetooth? - Dealing with Reality - The Bluetooth Industry - Promoter Members - Associate Members - The Structure - Management Services - Bluetooth: A Cable Replacement - Bluetooth vs. Infrared - Bluetooth key management
category: 802.11 Network - RF Regulatory Domains - User Input - Additional Wireless Standards - WLAN Frequencies of Operation - Wi-Fi Alliance - Amplifiers - WLAN Components - Antenna Connectors and Remote Antennas - Understanding RF Power Values - Health and Safety - The Evolution of Wireless Standards - Antennas - Plenum Locations - Connectors - Defining the WLAN Requirements - Early Spread-Spectrum Regulations - Building-to-Building Connectivity - Limitations Affecting Equipment Installations - Types of Site Surveys - Site Surveys for Voice - Site Survey Report-Generation Programs - SOHO and Personal Use - Longer-Range Directional Antennas - Key Features of a WLAN - Using Cookie Cutter Designs - Manual Site Survey Tools - Final Verification - Understanding Bridge System Characteristics - WLAN Accessory Vendors - 5-GHz Antennas - Pre-Site Survey Form Information - Switches, Routers, and Hubs - Automatic and Assisted Site Survey Tools - Understanding Installation Issues - Understanding Bridge Topologies - Dipole Antennas - Sectorized Panel Antenna - User Input - Roaming - Theoretical Site Survey Tools - Proper AP Mounting - Using Common Applications over Bridges - Ceiling-Mount Antennas - Ceiling-Tile Antennas - Balancing Wants, Needs, and Capabilities - Deploying VLANs over Wireless - Steps in the Site Survey Process - Proper Antenna Mounting - Feasibility Study - Mast-Mount Antennas - WLAN Equipment - QoS for WLANs - Surveying with the AirMagnet Tool - Ethernet Considerations - Interference Study - Pillar- or Wall-Mount Omni Antennas - Site Survey Kits - QoS for WLANs - Assisted Site Surveys - Final Site Survey Report - Installing Bridges - High-Gain Omni Antennas - Recommended Facility Documentation - Cabling Requirements - Site Surveying for Repeater Usage - Documenting the Work - Enterprise Class - Panel or Patch Wall-Mount Directional Antennas - Multicarrier CDMA Techniques - Bluetooth Technologies
category: Next Generation Wireless - IEEE 802.11 Standards for Wireless Networks - IEEE 802.11g Standard - All-IP Wireless Networking - Architecture of B3G Wireless Systems - Other Challenging Issues - Why Cognitive Radio? - Cognitive Radio for WRANs: IEEE 802.22 - E-UTRAN TSG Work Plan - Fundamentals of IEEE 802.11 Standards - IEEE 802.11a Supplement to 802.11 Standards - Some Notes on 1G/2G/3G/4G Terminology - Spectrum Allocation and Wireless Transmission Issues - Multiple Access Technologies for B3G Wireless - History of Cognitive Radio - Challenges to Implement Cognitive Radio - E-UTRAN Radio Interface Protocols - Architecture and Functionality of a MAC Sublayer - IEEE 802.11 Security - Mobile IP - Integration of WMAN/WLAN/WPAN and Mobile Cellular - What does B3G Wireless Need? - What is Cognitive Radio? - Cognitive Radio Products and Applications - IEEE 802.11 Frequency Hopping Spread Spectrum - IEEE 802.15 WPAN Standards - IPv6 versus IPv4 - High-Speed Data - A Feature Topic on B3G Wireless - From SDR to Cognitive Radio - 3GPP’s Evolutional Path to 4G - Introduction - IEEE 802.11 Direct-Sequence Spread Spectrum - IEEE 802.16 WMAN Standards - Mobile IPv6 - Multimode and Reconfigurable Platforms - Next-Generation CDMA Technologies - Cognitive Radio for WPANs - 3GPP TSG for E-UTRAN - 3G Mobile Cellular Technologies - The Reason DSSS Won - ETSI HIPERLAN and ETSI HIPERLAN/2 Standards - Wireless Application Protocol (WAP) - Ad Hoc Mobile Networking - Cognitive Radio for WLANs - Origin of E-UTRAN - 3G Mobile Cellular Technologies 2 - IEEE 802.11 Infrared Specifications - MMAC by Japan - IP on Mobile Ad Hoc Networks - Networking Plan Issues - OFDM Techniques - Cognitive Radio for WMANs - General Features of E-UTRAN - 3G Mobile Cellular Technologies 3 - IEEE 802.11b Supplement to 802.11 Standards - All-IP Routing Protocols - Satellite Systems in B3G Wireless - Cognitive Radio Technology - Cognitive Radio for WWANs - E-UTRAN Study Items |
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