PPT-CS 4700 / CS 5700 Network Fundamentals

Lecture 2 History Hint Al Gore is not involved Revised 1713 What is a Comm Network 2 A communications network is a network of links and nodes arranged so that messages may be passed from one part of the network to another. Network Fundamentals. Lecture 22: Anonymous Communications. (Wave Hi to the NSA). 2. You Are Not Anonymous. 3. Your IP address can be linked directly to you. ISPs store communications records. Usually for several years (Data Retention Laws). Network Fundamentals. Lecture . 7. : Bridging. (From Hub to Switch by Way of Tree). Revised 1/14/13. Just Above the Data Link Layer. 2. Bridging. How do we connect LANs?. Function:. Route packets between LANs. Network Fundamentals. Lecture 10: Inter Domain Routing. (It’s all about the Money). Revised . 9/25/2013. Network Layer, Control Plane. 2. Function:. Set up routes between networks. Key challenges:. Network Fundamentals. Lecture 14: Datacenter Networks. “The Network is the Computer”. Network computing has been around forever. Grid computing. High-performance computing. Clusters (Beowulf). Highly specialized. Network Fundamentals. Lecture 19: Overlays. (P2P DHT via KBR FTW). Revised . 3/31/. 2014. Extra credit opportunity. 2. Meddle allows you to see/modify the Internet traffic from your mobile device. Run Meddle for at least one week (1 point). Network Fundamentals. Lecture 12: Router-Aided Congestion Control. (Drop it like it’s hot). Revised 3/18/13. In Between Network and Transport…. 2. Function:. Help TCP control congestion. Reduce queue length and delay. Network Fundamentals. Lecture 19: Overlays. (P2P DHT via KBR FTW). Revised 4/1/2013. Network Layer, version 2?. 2. Function:. Provide natural, resilient routes. Enable new classes of P2P applications. Network Fundamentals. Lecture 1: Logistics. (a.k.a., setting the ground rules). Hello!. 2. Welcome to CS 4700 / CS 5700. Are you in the right classroom?. Okay, good.. Who am I?. Professor David Choffnes. Network Fundamentals. Lecture 15: Content Delivery Networks. (Over 1 billion served … each day). Revised . 10/22/. 2014. Motivation. CDN basics. Prominent example: Akamai. Outline. 2. Content in today’s Internet. Network Fundamentals. Lecture . 3.5. : Review from last week. Revised . 9/10/. 14 . Intro to the class. 2. Use Piazza for everything. Really. Unless it’s something truly personal/private. Don’t cheat. Lecture 19: Overlays. (P2P DHT via KBR FTW). Revised 4/1/2013. Network Layer, version 2?. 2. Function:. Provide natural, resilient routes. Enable new classes of P2P applications. Key challenge:. Routing table overhead. Lecture 19: Overlays. (P2P DHT via KBR FTW). Revised . 3/31/. 2014. Extra credit opportunity. 2. Meddle allows you to see/modify the Internet traffic from your mobile device. Run Meddle for at least one week (1 point). Lecture 2: History. (Hint: Al Gore is not involved). Revised 1/7/13. What is a Comm. Network?. 2. A communications network is a network of . links. and . nodes. arranged so that . messages. may be passed from one part of the network to another. kindly visit us at www.nexancourse.com. Prepare your certification exams with real time Certification Questions & Answers verified by experienced professionals! We make your certification journey easier as we provide you learning materials to help you to pass your exams from the first try.