'Wireless links' presentation slideshows

Wireless, mobile networking

Wireless, mobile networking. Wireless TCP. Packet loss in wireless networks may be due to Bit errors Handoffs Congestion (rarely) Reordering (rarely, except in ad-hoc networks (mobile)) TCP assumes packet loss is due to Congestion Reordering (rarely)

1.17k views • 91 slides

TCP over Wireless Links

946 views • 72 slides

Introduction to Quantum Error Correction & Fault-Tolerant Quantum Logic

Introduction to Quantum Error Correction & Fault-Tolerant Quantum Logic. Cherrie Huang. Why Quantum Error Correction?[6]. Cause: circuit interacts with the surroundings decoherence decay of the quantum information stored in the device Solution : Quantum Error Correcting Codes

1.36k views • 55 slides

TCP Over Mobile Internetworking

684 views • 55 slides

Chapter 5 Link Layer and LANs

Chapter 5 Link Layer and LANs. Computer Networking: A Top Down Approach 4 th edition. Jim Kurose, Keith Ross Addison-Wesley, July 2007. . Some terminology: hosts and routers are nodes communication channels that connect adjacent nodes along communication path are links wired links

688 views • 55 slides

Miscellania

535 views • 41 slides

Chapter 6 SACK-TCP, TCP Extensions, Wireless TCP

Chapter 6 SACK-TCP, TCP Extensions, Wireless TCP. Professor Rick Han University of Colorado at Boulder rhan@cs.colorado.edu. Announcements. Read Sections 6.1 - 6.4, Skip 6.5 Programming Assignment #1 emailed back by tonight HW #4 on Web by Friday evening

727 views • 37 slides

Mobile Ad hoc Network

799 views • 35 slides

Standardizing New Congestion Control Algorithms

Standardizing New Congestion Control Algorithms. Sally Floyd Workshop on High-speed TCP Microsoft February 5-6, 2007 Slides: http://www.icir.org/floyd/talks.html. What is the problem?. The problems: There are many proposed congestion control mechanisms.

561 views • 34 slides

ATP: A Reliable Transport Protocol for Ad-hoc Networks Sundaresan, Anantharam, Hseih, Sivakumar

ATP: A Reliable Transport Protocol for Ad-hoc Networks Sundaresan, Anantharam, Hseih, Sivakumar. TCP in MANET. TCP performance degrades significantly in MANET TCP assumes the packet losses as an indication of network congestion.

471 views • 32 slides

Services for Mobile Users

598 views • 30 slides

Security Lab 2 MAN IN THE MIDDLE ATTACK

Security Lab 2 MAN IN THE MIDDLE ATTACK. Objectives. To understand ARP Poisoning, and how it forms MITM. To understand DNS poisoning, and how it uses in the MITM. Overview.

1.34k views • 25 slides

ECE 436a Networking: Principles, Protocols, and Architectures

ECE 436a Networking: Principles, Protocols, and Architectures. Wireless and Mobile Networks Part 2 November 25, 2008 Department of Electrical and Computer Engineering University of Western Ontario. no mobility. high mobility. What is mobility?.

374 views • 25 slides

Networking Basics

lesson 17. Networking Basics . This lesson includes the following sections:. The Uses of a Network How Networks are Structured Network Topologies for LANs (Local Area Networks) Network Media and Hardware Network Software . The Uses of a Network.

493 views • 24 slides

Ubiquitous Systems Security

Ubiquitous Systems Security. Boris Dragovic Boris.Dragovic@cl.cam.ac.uk Systems Research Group Computer Laboratory University of Cambridge, UK. Ubiquitous Systems Security. What is Ubiquitous Computing? What are the Security & Privacy issues? The CASPEr project EU initiative

377 views • 19 slides

What Computer Architects Really Do

292 views • 19 slides

CS526 Presentation

274 views • 17 slides

Chapter 4: The Data Link Layer

Our goals: understand principles behind data link layer services: error detection, correction sharing a broadcast channel: multiple access link layer addressing reliable data transfer, flow control: done! instantiation and implementation of various link layer technologies. Overview:

333 views • 11 slides

Multicasting in Mobile Ad hoc Networks

Multicasting in Mobile Ad hoc Networks. By XIE Jiawei. What is Multicast in MANET (1). Multicasting is the transmission of datagrams to a group of mobile hosts identified by a single multicast destination address and hence is intended for group-oriented computing.

288 views • 11 slides

The Wireless Refinery?

396 views • 10 slides