PPT-Handout # 21: Overlay Networks

Professor Yashar Ganjali Department of Computer Science University of Toronto yganjalicstorontoedu httpwwwcstorontoeduyganjali CSC 4582209 Computer Networks Announcements Programming Assignment 2. Polyzos ntinosauebgr xgeorgeauebgr and polyzosauebgr Mobile Multimedia Laboratory Department of Informatics Athens University of Economics and Business Patision 76 Athens 104 34 Greece Abstract It has become apparent for quite some time that the Int umnedu University of Minnesota Minneapolis MN 55404 ABSTRACT We introduce the concept of membershipconcealing overlay net works MCONs which hide the realworld identities of partici pants We argue that while membership concealment is orthogo nal to an Peer-To-Peer Networks. Introduction. What is a Peer-To-Peer Network. A Peer. Application Overlay Network. Network Architecture and System Types. Advantages and Disadvantages. Bittorrent. Protocol. Conclusion. Maintaining Overlays in Dynamic Graphs. Seth Gilbert. What is an overlay?. Overlay Networks. Given a collection of (changing) servers:. Choose a good subset of the edges.. What is an overlay?. Overlay Networks. via Voronoi and Gossip. Ranieri Baraglia. P2P Research Activity. Starts in 2004 with the EU project . CoreGRID. . NOE on Foundations, Software Infrastructure and Applications for large scale distributed, Grid and Peer-to-Peer Technologies (2004-2008). Transport Protocols. Professor Yashar Ganjali. Department of Computer Science. University of Toronto. yganjali@cs.toronto.edu. http://www.cs.toronto.edu/~yganjali. CSC 458/2209. – Computer Networks. BINOD KUMAR. SCIENTIST. RIGID PAVEMENTS DIVISION. CENTRAL ROAD RESEARCH INSTITUTE. 1. White Topping . is defined as a Portland Cement Concrete (PCC) overlay constructed on the top of the existing distressed bituminous pavement. Geoprocessing. Nov. 7. th. , 2016. Wenwen Zhang. CP6514/Fall 2016. 1. Agenda. GIS concepts. Map overlay. Other spatial analysis functions . About ArcGIS. About geoprocessing. Chapter 10. Map Overlay and Geoprocessing. Agenda. BGP Issues. Overlay Networks. VPNs. ToR. BGP Peering Today. Rise of the Tier-3 ISPs. OK_NET. EVILNET. FASTNET. MY_NET. BGP Issues. End user has no control:. End user would like control to:. Avoid certain ISP/AS/Countries for privacy/security reasons. An . Akamai. Perspective. Ramesh. K. . Sitaraman. , . Mangesh. . Kasbekar. , Woody Lichtenstein, Manish Jain. Akamai. Technologies Inc. Why Overlay Networks?. Today's Internet is a vast patchwork of more than 13,000 autonomous networks that often compete for business. . The Internet Protocol, Routing and Forwarding. Professor Yashar Ganjali. Department of Computer Science. University of Toronto. yganjali@cs.toronto.edu. http://www.cs.toronto.edu/~yganjali. CSC 458/2209. Agenda. BGP Issues. Overlay Networks. VPNs. ToR. BGP Peering Today. Rise of the Tier-3 ISPs. OK_NET. EVILNET. FASTNET. MY_NET. BGP Issues. End user has no control:. End user would like control to:. Avoid certain ISP/AS/Countries for privacy/security reasons. Introduction. What is a Peer-To-Peer Network. A Peer. Application Overlay Network. Network Architecture and System Types. Advantages and Disadvantages. Bittorrent. Protocol. Conclusion. What is it?. Chairman - Mike Briggs (Cameron). Members – Tim . Haeberle. (GE), Rodger Lawson (ExxonMobil), Kris Ohman (Shell), Joel Russo (FMC), David . Zollo. (FMC). SURFACE SYSTEMS. RAISING PERFORMANCE. TOGETHER.