'Hidden terminal' presentation slideshows

Wireless (and Wrap-up)

1.02k views • 84 slides

Wireless LANs

Wireless LANs. Characteristics Infrastructure based MAC (MACA) Routing (Mobile IP) Transport (TCP variants) Adhoc networks Routing protocols Transport issues Implementations 802.11, HIPERLAN, Bluetooth Other issues Security. Wireless LANs: Characteristics. Types Infrastructure based

930 views • 77 slides

Internet of Things: Wireless Networks

633 views • 43 slides

15-441: Computer Networking

477 views • 38 slides

15-441: Computer Networking

509 views • 38 slides

Collision Aware Rate Adaptation (CARA)

Bob Kinicki Computer Science Department rek@cs.wpi.edu Advanced Computer Networks 2009. Collision Aware Rate Adaptation (CARA). Outline. Introduction to Dynamic Rate Adaptation Related Work Classification ARF RBAR CARA-1 and CARA-2 Simulation Results

472 views • 35 slides

Network Design and In-network Data Analysis for Energy-Efficient Distributed Sensing

Network Design and In-network Data Analysis for Energy-Efficient Distributed Sensing. Liang Cheng, Ph.D., Associate Professor Laboratory Of Networking Group (LONGLAB) Department of Computer Science and Engineering In Collaborations with ATLSS Colleagues. Outline.

496 views • 32 slides

2014 YU-ANTL Lab Seminar

2014 YU-ANTL Lab Seminar. Performance Analysis of the IEEE 802.11 Distributed Coordination Function Giuseppe Bianchi. April 12 , 2014 Yashashree Jadhav Advanced Networking Technology Lab. (YU-ANTL) Dept. of Information & Comm. Eng, Graduate School, Yeungnam University, KOREA

423 views • 29 slides

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols. Networking basics. Medium Access Control (MAC) Protocol. Characteristics of Wireless Networks. Multiplexing : in a mobile and wireless network, the wireless medium is shared by many nodes.

603 views • 27 slides

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols. Networking basics. Medium Access Control (MAC) Protocol. Characteristics of Wireless Networks. Multiplexing : in a mobile and wireless network, the wireless medium is shared by many nodes.

1.47k views • 27 slides

Mobile Ad hoc Networks COE 549 Random Access I

Mobile Ad hoc Networks COE 549 Random Access I. Tarek Sheltami KFUPM CCSE COE http://faculty.kfupm.edu.sa/coe/tarek/coe549.htm. Outline. Medium Access Control Protocols ALOHA BTMA CSMA Some simulation results. Medium Access Control.

439 views • 26 slides

PW-MAC: An Energy-Efficient Predictive-Wakeup MAC Protocol for Wireless Sensor Networks

516 views • 25 slides

Interference and Service Discovery in Multi-Hop Ad Hoc Networks

Interference and Service Discovery in Multi-Hop Ad Hoc Networks. Alex Varshavsky University of Toronto. Multi-Hop Mobile Ad Hoc Networks (MANETs). Wireless medium Mobile nodes No fixed infrastructure Each node acts as router Applications Relief operations Battlefield. A. F.

305 views • 23 slides

Jigsaw: Solving the Puzzle of Enterprise 802.11 Analysis

368 views • 22 slides

Medium Access Control

372 views • 21 slides

ECE 4450:427/527 - Computer Networks Spring 2014

ECE 4450:427/527 - Computer Networks Spring 2014. Dr. Nghi Tran Department of Electrical & Computer Engineering. Lecture 5.6: Wireless Networks - MAC. Wireless Mobile Networks. Brief Introduction Wireless Channel Characteristics WiFi : CSMA/CA - C ollision A voidance.

352 views • 19 slides

Tackling Exposed Node Problem in IEEE 802.11 Mac

Tackling Exposed Node Problem in IEEE 802.11 Mac. Deepanshu Shukla (01329004) Guide: Dr. Sridhar Iyer. Wireless LAN. Physical layer impact Impact of Interference range Hidden Terminal Problem Exposed Node. Physical Layer. Medium

383 views • 19 slides

U 628 Computer Networks

U 628 Computer Networks. CLASS 11, Thu. Sep. 29 2005 Stefano Basagni Fall 2005 M,W,T 4:35pm-5:40pm. Limited-Contention Protocols. Put together the good of contention and collision-free protocols Observation: Contention protocols are symmetric

363 views • 19 slides

Spanning Tree and Wireless

Spanning Tree and Wireless. EE122 Discussion 10/28/2011. Switched Networks. Completely avoids collisions Self-learning switches can lead to flooding loops Enter Spanning Tree. Spanning Tree Protocol. Goal: Elect a root node (lowest MAC address)

361 views • 16 slides

Internet-based Fault Recovery for Home Wireless LANs

Internet-based Fault Recovery for Home Wireless LANs. Author: Unknown Presenter: Thomas Donahoe. EWLAN vs RWLAN. No private wired connection Not centralized No coordination. High speed wired backbone Centralized controller Admin coordinates wireless. EWLAN Benefits for RWLAN.

260 views • 15 slides