https://cw.fel.cvut.cz/old/ 2026-05-05T01:11:33+0200 https://cw.fel.cvut.cz/old/ https://cw.fel.cvut.cz/old/lib/tpl/bulma-cw/images/favicon.ico text/html 2014-09-30T14:02:41+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/bash_commands?rev=1412078561&do=diff Basic BASH commands This page lists a few basic BASH commands that you should be familiar with. Remember that the man command is your friend. Remember that you can search within manual pages (/). Information about the system uname--uname -a--uname -r text/html 2016-10-25T18:11:55+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/bash_script?rev=1477411915&do=diff About BASH Scripts This page shows a basic information on how to create and execute a simple script in BASH. I suppose that you can also use Google and find a suitable tutorial according to your preferences. See also Q/A. Your first script BASH script is a simple text file: text/html 2016-12-01T08:57:16+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/net_proto_demo?rev=1480579036&do=diff Network protocols, demo Wireshark rules tcp.port == 110 or tcp.port == 995 TcpDump tcpdump -A -i eth0 port 110 or port 995 HTTP Hypertext Transfer Protocol Describe what happens if you enter 'www.google.com' into the browser (DNS, TCP, HTTP). telnet <host> <port> telnet www.google.com 80 text/html 2016-01-07T19:52:38+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/presentations?rev=1452192758&do=diff Presentations WARNING: This information might be out of date. Before using the information here, ask your supervisor first. Topics You are expected to present your network task (D-task). The idea is to share your experience from implementation with the others. So you should impact the less standard solution(s) you have used. Rather than just complaining how complicated it was text/html 2015-02-16T16:21:19+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/prj_a?rev=1424100079&do=diff Semestral projects A1--A5 WARNING: This information might be out of date. Before using the information here, ask your supervisor first. Valid for summer term 2015/2016 Script implementation in BASH scripting language Upload system Task A1 Create a script that: text/html 2016-12-05T13:15:13+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/prj_b?rev=1480940113&do=diff Bash script Implementation: Task B WARNING: This information might be out of date. Last updated for the winter term of 2016/2017. The task is to be solved individually. Available variants follow. When you choose your variant(s), perform a reservation in the text/html 2016-11-16T15:53:03+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/prj_c?rev=1479307983&do=diff C language project: Part C1 WARNING: This information might be out of date. This version is up-to-date for the winter term 2016/2017. The aim of this project is to understand the phases of program creation and compilation in the C language in the POSIX environment and the text/html 2016-11-22T17:30:03+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/prj_d?rev=1479832203&do=diff Network communication, sockets: Task D WARNING: This information might be out of date. Last update: winter term 2016 The goal of this project is to try basic algorithms from network communication. In this project it is important to take care about error detection and resolve conflict situations. text/html 2016-11-16T16:08:25+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/regex?rev=1479308905&do=diff Notes About Regular Expressions Manual pages (man 7 regex) man -k regex Basic usage 1. Matching 2. Substitute grep --color -E pattern sed 's/pattern/replacement/options' Pattern examples Special characters ^ $ . + ? { [ () / | \ Anchors text/html 2013-12-20T11:09:07+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/sidebar?rev=1387534147&do=diff ae4b33oss index text/html 2016-11-29T12:54:27+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/start?rev=1480420467&do=diff ae4b33oss — Operating systems and networks Lectures Contact: Petr Stepan, stepan@fel.cvut.cz , room no. KN:E-129 week date topic material 1 4.10. Introduction [lecture1.pdf] 2 11.10. System calls [lecture2.pdf] [lecture2.tgz] 3 18.10. CPU scheduling [lecture3.pdf] [lecture3.tgz] 4 25.10. Process synchronization text/html 2015-02-26T16:21:58+0200 Anonymous (anonymous@undisclosed.example.com) https://cw.fel.cvut.cz/old/courses/ae4b33oss/troubleshooting?rev=1424964118&do=diff Troubleshooting This page groups the troubleshooting you might encounter (mainly) at the beginning at the course. Log in Q: I'm having problem logging-in in the lab. A: You should not use your main password. You need a separate password for the labs, you can set it: