COMP3310/6331 – #12 Transport Layer: TCP/UDP intro Dr Markus Buchhorn: markus.buchhorn@anu.edu.au Where are we? • Moving further up Application Presentation Session Transport Network (IPv4, v6) Link (Ethernet, WiFi, …) Physical (Cables, Space and Bits) Messages Segments Packets Frames Bits 2 Ignore the network, focus on applications HTTP Browser (1) Net(1) TCP, UDP, … IP Server […]
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60-256 System Programming: Standard Input/Output Library (Cont’d) Content COMP 2560 System Programming: Standard Input/Output Library (Cont’d) Courtesy of Dr. B. Boufama Modified by Dan Wu School of Computer Science University of Windsor – Instructor: Dr. Dan Wu Standard Input/Output Library (Cont’d) 1 Copyright @ 2019, 2020, 2021 all rights reserved Content Content Standard Input/Output Library
60-256 System Programming: Introduction to computer networks Content COMP 2560 System Programming: Introduction to computer networks Courtesy of Dr. B. Boufama modified by Dan Wu School of Computer Science University of Windsor – Instructor: Dr. Dan Wu Introduction to computer networks 1 Copyright @ 2019, 2020, 2021 all rights reserved Content Content 1 Introduction to
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60-256 System Programming: Sockets: examples Content COMP 2560 System Programming: Sockets: examples Courtesy of Dr. B. Boufama modified by Dan Wu School of Computer Science University of Windsor – Instructor: Dr. Dan Wu Sockets: examples 1 Copyright @ 2019, 2020, 2021 all rights reserved Content Content 1 Socket based client/server IPC 2 IP addresses and
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Introduction to Web Development Topic 1: Web Dev and How the Web Works The Internet Ecosystem 2 The Internet Ecosystem 3 History And Definitions 4 Definitions and History A Short History of the Internet • Telephone Network • Packet Networks • ARPANET (1969) • X.25 (1974) • USENET (1979) • TCP/IP (1983)ßINTERNET 5 Definitions and
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Internet Protocols 31 Internet Protocols A Layered Architecture TCP/IP. These protocols have been implemented in every operating system, and make fast web development possible. Networking is it’s own entire discipline. Web developer needs general awareness of what the suite of Internet protocols does 32 Internet Protocols A Layered Architecture 33 Internet Protocols Link Layer •
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Project 3: HTTP Wireshark (100 Pts) Due: 23:59 Friday, November 20, 2020 CSE422 Computer Networks Fall 2020 Introduction One’s understanding of network protocols can often be greatly deepened by “seeing protocols in action” and by “playing around with protocols” – observing the sequence of messages exchanged between two protocol entities, delving down into the details
PowerPoint Presentation Introduction All material copyright 1996-2012 J.F Kurose and K.W. Ross, All Rights Reserved George Parisis School of Engineering and Informatics University of Sussex Introduction Roadmap what is the Internet? delay, loss, throughput in networks network edge end systems, access networks, links network core packet switching, circuit switching, network structure protocol layers, service models
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PowerPoint Presentation Application Layer All material copyright 1996-2012 J.F Kurose and K.W. Ross, All Rights Reserved George Parisis School of Engineering and Informatics University of Sussex Application Layer 2-* Application layer Objectives: conceptual, implementation aspects of network application protocols transport-layer service models client-server paradigm peer-to-peer paradigm learn about protocols by examining popular application-level protocols HTTP
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Wireshark Lab: Getting Started v6.0 Supplement to Computer Networking: A Top-Down Approach, 6th ed., J.F. Kurose and K.W. Ross “Tell me and I forget. Show me and I remember. Involve me and I understand.” Chinese proverb © 2005-21012, J.F Kurose and K.W. Ross, All Rights Reserved One’s understanding of network protocols can often be greatly
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