http://ocw.cs.pub.ro/courses/ 2026-05-02T01:30:26+03:00 http://ocw.cs.pub.ro/courses/ http://ocw.cs.pub.ro/courses/lib/tpl/arctic/images/favicon.ico text/html 2019-02-27T15:08:00+03:00 http://ocw.cs.pub.ro/courses/isrm/documentatie?rev=1551272880&do=diff Obligatorii * Matthew Gast, “802.11 Wireless Networks: The definitive Guide”, Second Edition, O'Reilly 2005 * Jochen Schiller, “Mobile Communications”, Second Edition, Pearson 2003 * acces restricționat Facultative * Matthew Gast, “802.11n a Survival Guide, O'Reilly 2012 * Matthew Gast, “802.11ac a Survival Guide, O'Reilly 2013 * Dragoș Niculescu, “Infrastructuri și Servicii pentru Rețele Mobile”, îndrumar ediția 2017 în format PDF (ebook), editura Politehnica Press… text/html 2022-03-14T08:12:37+03:00 http://ocw.cs.pub.ro/courses/isrm/ghclass?rev=1647238357&do=diff ISRM Organization: <https://github.com/ISRM-UPB> For those unfamiliar with git: <https://gitimmersion.com/> Step 1. Create a github account or login on an existing one Step 2. Use the invite link received from your Teaching Assistant during the live session text/html 2016-09-21T17:36:23+03:00 http://ocw.cs.pub.ro/courses/isrm/instalare-ns2?rev=1474468583&do=diff Pentru a folosi ns-2 în ubuntu/debian, sunt necesare următoarele pachete: # apt-get install build-essential autoconf automake libxmu-dev libxt-dev libx11-dev libxt6 gnuplot-x11 În platforme se folosește un ns-2.34 modificat pentru a utiliza agentul de rutare NOAH, și pentru a dezactiva ARP text/html 2019-10-29T19:34:00+03:00 http://ocw.cs.pub.ro/courses/isrm/laborator-todo?rev=1572370440&do=diff Idei laborator Laborator ns-3 - propunere structura * Introducere: plotting * Introducere: ns-3: structura, build, rulat exemple cu plot si pcap tracing (wifi-tcp?) * Capacitatea mediului WiFi - cea ideala * Capacitatea mediului WiFi - downlink vs uplink * Modele de propagare WiFi: Friis, LogDistancePropagationLossModel, ThreeLogDistancePropagationLossModel , TwoRayGroundPropagationLossModel cu trafic UDP vs. TCP si cu/fara RTS/CTS * Carrier sense fizic (EnergyDetectionThreshold) v… text/html 2024-10-16T09:00:38+03:00 http://ocw.cs.pub.ro/courses/isrm/mv?rev=1729058438&do=diff Repository dev * nsnam/ns-3 - Simulatorul de ns-3. Noi folosim release-ul de pe tag-ul ns-3.35. * Laboratoarele de ISRM compatibile cu ns-3. * Imagine docker cu setup ISRM A. Linux install (Dacă rulați direct într-o mașină linux) Comenzile sunt pentru ubuntu 24. text/html 2023-03-29T14:34:48+03:00 http://ocw.cs.pub.ro/courses/isrm/news?rev=1680089688&do=diff * Mar 2023 WiFi protocol flaw allows attackers to hijack network traffic * Feb 2023 BSS color * Apr 2022 3dB penalty * Mar 2022 WLAN Podcast * Mar 2021 Do not buy consumer routers * Feb 2019 WiFi upgrade guide * Apr 2018 Things they don't tell you about 11ac * Dec 2017 Hedy Lamarr movie * Oct 2017 802.11 Timeline ce a fost, și ce vine. * Bloguri de WiFi... da, chiar există * I ♥ WiFi * Ben Miller * GT Hill @ RuckusWireless * Cisco Mobilit… text/html 2024-10-02T09:35:33+03:00 http://ocw.cs.pub.ro/courses/isrm/planificare?rev=1727850933&do=diff Lista Articole problematica 802.11: măsurători, interferență, propagare 02.04[How to Read a Paper] de citit pentru parțial (10:00-11:00); opționale: [[1]], [[2]], [[3]] 02.04[Link-level Measurements from an 802.11b Mesh Network] SIGCOMM [Dragoș Niculescu ] [Interference Map for 802.11 Networks] Youtube: Light Painting WiFi opțional [ Understanding and Mitigating the Impact of RF Interference on 802.11 Networks] SIGCOMM opțional Handoff 09.04[An Empirical Analysis of the IEEE 802.11 MA… text/html 2024-06-27T22:15:30+03:00 http://ocw.cs.pub.ro/courses/isrm/sidebar?rev=1719515730&do=diff cursuri index * chestionare * Planificare + articole * Catalog * Mașină virtuală cu setup ISRM * Lab 1 - Plotting, tracing * Lab 2 - Introducere in ns-3 * Lab 3 - Capacitatea ideală a mediului in WiFi * Lab 4 - Capacitatea ideală a mediului in WiFi (continuare) * Lab 5 - Propagarea semnalelor (Nagakami, 3log dist) * Lab 6 - MCS adaptive algorithms * Lab 7-8 - 802.11 Contention window * Lab 9 - Echitate * Lab 10 - MCS-uri multiple * Lab 11 - WiFi on Linux * Model…