'Corrupt rcvpkt' diaporamas de présentation

Announcement

Announcement. Project 1 due last night, how is that ? Homework 1 grade, comments out Will be discussed in the next lecture Homework 2 out Project 2 almost ready, out tomorrow, will post online Much harder than project 1, start early!. Review of Previous Lecture. Transport-layer services

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Communication Networks

Communication Networks. Recitation 7 RDT, CLOS & DV Revisited. Reliable Transmission. How do we send a packet reliably when it can be lost and/or corrupted in the network? Mechanisms Acknowledgements Timeouts Simplest reliable protocol: Simple Stop and Wait send a packet

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CS 471/571

CS 471/571. Transport Layer 2 Slides from Kurose and Ross. Transport Layer UDP and TCP. UDP Stop-and-Wait Protocol. no connection establishment (which can add delay) simple: no connection state at sender, receiver small header size

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Tips on Programming Assignment 2: Reliable Data Transfer

Tips on Programming Assignment 2: Reliable Data Transfer. For the rdt3.0, refer its FSM for programming: Define five states for host A (sender) enum Astat e _type {waitAck0, waitAck1, waitData0, waitData1} Astat e ; Define two states for host B (receiver)

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