Assignment 2 The Trivial File Transfer Protocol (TFTP) is an Internet software utility for transferring files that is simpler to use than the File Transfer Protocol (FTP) but less capable. It is used where user authentication and directo ry visibility are not required. For example, it is used by Cisco routers and switches to transfer […]
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Operating Systems Lecture 10b Dr Ronald Grau School of Engineering and Informatics Spring term 2018 Previously 1 The I/O System Interaction protocols Blocking vs. non-blocking I/O Recap questions 2 1. Which general factors make the I/O system of an operating system complex? 2. How do OS designers cope with this complexity? 3. What can we
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Operating Systems Lecture 11b Dr Ronald Grau School of Engineering and Informatics Spring term 2018 Previously 1 Security Terminology Cryptography Authentication Access Control Vulnerabilities Design Quick recap of some security topics 2 Questions: 1. What are possible violations of confidentiality? 2. Ransomware poses a threat to which security property?
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CS 214: Systems Programming, Spring 2019 Assignment 3: Where’s the file? Warning: This is a complex assignment that will take time to code and test. Be sure to define modules and give it its due time. Make sure to read the assignment carefully! 0. Abstract Git is a a popular current iteration of a series
Lab 2: UDP Pinger Lab In this lab, you will learn the basics of socket programming for UDP in Python. You will learn how to send and receive datagram packets using UDP sockets and also, how to set a proper socket timeout. Throughout the lab, you will gain familiarity with a Ping application and its
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Lab 2: UDP Pinger Lab In this lab, you will learn the basics of socket programming for UDP in Python. You will learn how to send and receive datagram packets using UDP sockets and also, how to set a proper socket timeout. Throughout the lab, you will gain familiarity with a Ping application and its
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Part C (50 marks) The RUSH protocol (Reliable UDP Substitute for HTTP) is a HTTP-like stop-and-wait protocol that uses UDP in conjunction with the RDT rules. You have recently been hired by the multinational tech giant COMS3200 Inc, who have identified your deep knowledge in the field of transport-layer protocols. The CEO of COMS3200 Inc,
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COMP30023 Computer Systems 2019 Project 1: Image Tagger Due date: 11:59pm on 29 April (Monday), 2019 Prepared by Junhao Gan and Lachlan Andrew Background. Nowadays, search engines have been an essential part of our lives, e.g., Google and Bing, which have significantly improved our productiveness. There are various types of searching services, among which keyword
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Socket programming – FTP server (Active Mode, IPv6-compliant) Requirements Your main task is to write a simple Active FTP server program using windows sockets. The FTP server must be able to run in Windows 10 and process USER, PASS, OPTS, TYPE, LIST, EPRT, RETR and QUIT command requests from a (built-in) Windows 10 or Ubuntu
Distributed Systems COMP90015 2019 SM1 Project 1 – BitBox Something like BitTorrent and DropBox Architecture The basic components are the File System Manager that monitors a given directory in the file system on a local machine, for changes to files, etc., and a BitBox Peer that can “relay” these changes to another BitBox Peer on