'Sender' presentation slideshows

Chapter 5: 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.

1.29k views • 108 slides

Solving the HIPPA email Encryption Problem

791 views • 53 slides

Chap 4 Multiaccess Communication (Part 2)

Chap 4 Multiaccess Communication (Part 2). Ling-Jyh Chen. Classification of Multiple Access Protocols. Multiple access protocols. Contention-based. Conflict-free. Collision resolution. Random access. TREE, WINDOW, etc. ALOHA, CSMA, BTMA, etc. FDMA, TDMA, CDMA, Token Bus,

687 views • 50 slides

6th Expert Meeting Business Process Management (BPM) Business Activity Monitoring (BAM) Complex Event Processing (CEP)

6th Expert Meeting Business Process Management (BPM) Business Activity Monitoring (BAM) Complex Event Processing (CEP) Service Oriented Architecture (SOA) Event Driven Architecture (EDA). Modelling standards and quasi standards: BPDM/BPMN2.0 Q3/2008, UML, eEPC

610 views • 44 slides

Collision-Free Asynchronous Multi-Channel Access in Ad Hoc Networks IEEE Globecom 2009, Hawaii

Collision-Free Asynchronous Multi-Channel Access in Ad Hoc Networks IEEE Globecom 2009, Hawaii. University of California Santa Cruz* Palo Alto Research Center^ Duy Nguyen*, J.J. Garcia-Luna-Aceves*^, and Katia Obraczka*. Motivation for Multi-Channel MAC.

568 views • 44 slides

VIA and Its Extension To TCP/IP Network

379 views • 31 slides

TCP - Part I

437 views • 31 slides

Encryption

Encryption. Introduction. The incredible growth of the Internet has excited businesses and consumers alike with its promise of changing the way we live and work. But a major concern has been just how secure the Internet is, especially when you're sending sensitive information through it. .

385 views • 25 slides

EE 122: Lecture 24 (Security)

EE 122: Lecture 24 (Security). Ion Stoica December 4, 2001. Security Requirements. Authentication Ensures that the sender and the receiver are who they are claiming to be Data integrity Ensure that data is not changed from source to destination Confidentiality

324 views • 22 slides

Verification of Specifications in Modeling Languages using Basic Protocols

Verification of Specifications in Modeling Languages using Basic Protocols. Stepan Potiyenko. Technology overview. Requirements Specifications English text. Formal Model MSC, SDL, UML,. manual formalization. automatic translation. Basic Protocols (Hoare triples).

331 views • 22 slides

Interpersonal

Interpersonal. Electronically Mediated Communication. Electronically Mediated Communication. Online through e-mail, newsgroups, and chat rooms Offline via cellular telephone . Microsoft Photo. Microsoft Photo. The World Wide Web.

358 views • 20 slides

Tyepmg Pi c Gvctxskvetl c

Tyepmg Pi c Gvctxskvetl c. The Caesar Cipher (Suetonius).

285 views • 18 slides

Goal

Cabernet: Vehicular Content Delivery Using WiFi Jakob Eriksson, Hari Balakrishnan, Samuel Madden MIT CSAIL MOBICOM '08 Network Reading Group, NRL, UCLA Presented by: Manu Bansal Oct 17, 2008. Goal. Vehicular content delivery using open 802.11 APs, downlink (main) and uplink

322 views • 17 slides

Framing (Chap. 7)

Framing (Chap. 7). STX. Header. Packet. ETX. CRC. Frame. 1. Character-based framing (IBM Bisync, Arpanet) STX: start of text (a control character) ETX: end of text (a control character) CRC: Cyclic redundancy code (error detection only) Problems:

315 views • 17 slides

Includes material from Guffey Text Chapter 1

Communicating at Work. Includes material from Guffey Text Chapter 1. Communication. Communication is: The process of sending and receiving messages. Critical Thinking. Why should your strive to improve your communication skills? Why is it difficult to do?

331 views • 16 slides

Session Layer

Session Layer. OSI Model. Session layer. Receiver. Sender. The session layer is responsible for dialog control and synchronization. LAYER 5: SESSION. The session layer defines how to start, control and end conversations (called sessions) between applications.

568 views • 11 slides

Performance of rdt3.0

rdt3.0 works, but performance stinks example: 1 Gbps link, 15 ms e-e prop. delay, 1KB packet:. fraction of time sender busy sending. =. = 0.00015. Utilization = U = . 8kb/pkt. T. =. 8 microsec. = 8 microsec. transmit. 10**9 b/sec. 30.016 msec. Performance of rdt3.0.

228 views • 11 slides

Post Card

166 views • 5 slides

SMS Dialog

176 views • 4 slides

79 views • 1 slides