'Wireless nodes' diaporamas de présentation

TCP over ATM:

TCP over ATM:. UBR: for delay-tolerant applications e.g., ftp, telnet ABR: for delay sensitive applications, e.g., on-line sessions provides explicit congestion signaling TCP over UBR:

1.93k views • 137 slides

Network+ Guide to Networks 6 th Edition

Network+ Guide to Networks 6 th Edition. Chapter 8 Wireless Networking. Objectives. Explain how nodes exchange wireless signals Identify potential obstacles to successful wireless transmission and their repercussions, such as interference and reflection

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Wireless Andrew Building a high speed Campus-wide wireless data network By Bernard J Bennigton & Charles R Bartel

Wireless Andrew Building a high speed Campus-wide wireless data network By Bernard J Bennigton & Charles R Bartel Review by Preeti Kothari 12th March 2002. Wireless Andrew- Project Overview Deployment Issues & Challenges. Outline. Introduction: Wireless Andrew - 1994

564 views • 44 slides

Qual Exam

Bill Donkervoet 22 February, 2005. Qual Exam. Sencun Zhu, Sanjeev Setia, Sushil Jajodia, and Peng Ning. An Interleaved Hop-by-Hop Authentication Scheme for Filtering of Injected False Data in Sensor Networks. IHop Problem. Sensor networks consist of many stationary nodes.

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Efficient Algorithms for Neighbor Discovery in Wireless Networks

Efficient Algorithms for Neighbor Discovery in Wireless Networks. Sudarshan Vasudevan (Bell Labs), Micah Adler (FluentMobile), Dennis Goeckel and Don Towsley (UMass Amherst). Problem definition. Wireless nodes dropped over a region

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Design of a reliable communication system for grid-style traffic light networks

Design of a reliable communication system for grid-style traffic light networks. Junghoon Lee Dept. of Computer science and statistics Jeju National University Rep. of Korea. Song Han, Aloysius K. Mok Dept. of Computer sciences University of Texas Austin, Texas, USA. Contents.

362 views • 29 slides

Compromising Location Privacy in Wireless Networks Using Sensors with Limited Information

Compromising Location Privacy in Wireless Networks Using Sensors with Limited Information. Author: Ye Zhu and Riccardo Bettati Department of computer science, Texas A&M University. Presenter: Kai-shin Lu. The Problem. How to find out the positions of fixed wireless nodes?.

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501 views • 28 slides

Localization to Enhance Security and Services in Wi-Fi Networks under Privacy Constraints

Localization to Enhance Security and Services in Wi-Fi Networks under Privacy Constraints. Presenter: Gareth Ayres Authors: Gareth Ayres, Rashid Mehmood. (Civil and Computational Engineering, Swansea University )

332 views • 21 slides

Network Components

Network Components. By Carl Jordan. CONTENT. Switch Hub Gateway Bridge Router Firewall Wireless AP. SWITCH. 5-Port Gigabit N etwork Switch 12V/7.2Ah sealed lead-acid battery Rechargeable and recyclable $ 24.99. SWITCH.

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UAV Research at CU (Colorado Center for Unmanned Vehicle Systems)

UAV Research at CU (Colorado Center for Unmanned Vehicle Systems). Cory Dixon University of Colorado Aerobotics Lab. Overview. Aerobotics UAVs UAV Avionics AUGNet. AES Aerobotics. Goal: Develop mission-adaptable UAV systems. Multidisciplinary, Vertically Integrated Teams

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Network Simulator NS-2

Network Simulator NS-2. Wired-cum-Wireless Networks. ????? ??? 2009-11-10. Wired-cum-wireless Network. Wired-cum-wireless simulation example Network toplogy of multiple LANs connected through wired nodes. Mixed scenario consisting of a wireless and a wired domain.

355 views • 16 slides

Introduction to Wireless Sensor Networks

Introduction to Wireless Sensor Networks. Peyman Teymoori. Definition. Wireless Sensor Networks (WSNs): Highly distributed networks of small, lightweight wireless nodes, Deployed in large numbers ,

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Using Collisions to improve Network protocols

By Gregg Bachmeyer for CMPE 257. Using Collisions to improve Network protocols. Overview . How to use collisions as beneficial part of a network protocol. Ask the right questions at the base station Break the system into parts Contention Base join May get congested

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Atlanta Compromise Proposal for Resolving OTA CIDs

Atlanta Compromise Proposal for Resolving OTA CIDs. Date: 2007-11-15. Authors:. Abstract. This contribution describes a methodology for resolving several CIDS in the Over The Air environment and metrics in the 1.0 TGT Draft text. The number of CIDs resolved by this methodology is >> 40

243 views • 10 slides