PPT-SDN controllers

Network elements has two components OpenFlow client forwarding hardware with flow tables The SDN controller must implement the network OS functionality Provide abstraction to the upper layer. The US Environmental Protection Agen cys EPAs WaterSense program labels WBICs that have been certi57375ed by a third party to meet e57374ciency and performance criteria detailed in the WaterSense Speci57375cation for WeatherBased Irrigation Controll Allow for fractions partial data imprecise data Fuzzify the data you have How red is this 1 RGB value 150255 What Is a Fuzzy Controller What Is a Fuzzy Controller Simply put it is fuzzy code designed to control something usually mechanical They ca Here. . Tom Williams, . twilliam@hp.com. SDN / DC Strategy & Execution. HP Networking. Mobility is changing everything . © Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.. mission. . statement. 2002 .  2013. Mission statement version 9/14/2002. Controllers . design and accompany the management process of goal-finding, planning and controlling and thus are co-responsible for reaching the objectives . . and all that. Presented by:. Yaakov (J) Stein. CTO. Outline. * Introduction. * . SDN . * . NFV . * Hype and doubts. * . OpenFlow. * . Alternatives. Introduction to NFV and SDN. Today’s communications world. Thomas Edwards. FOX Network Engineering & Operations. SDN Rules/Actions/Stats. The problem. SDN flow rule updates: . 1ms to 10ms. RP 168 switch point accuracy . ~10µs. We’ve got a problem. !. The Solution. Aaron . Gember. . Aditya. . Akella. University of Wisconsin-Madison. 1. Wisconsin . Testbed. ; Design Considerations. Development Progress. High-level design. Problems encountered. Lessons learned. Cloud Network Services. Mohammad . Banikazemi. , David . Olshefski. , . Anees. . Shaikh. , John Tracey, and . Guohui. Wang. ,. IBM T. J. Watson Research . Center. IEEE Communications Magazine 2013. OpenFlow. and . ForCES. . IETF-93. Presented by. Yaakov Stein . RAD (. yaakov_s@rad.com. ). Evangelos Haleplidis . U of . Patras. (. ehalep@ece.upatras.gr. ). Why SDN and NFV ?. Before explaining . The Story . T. hus Far. SDN --- centralize the network’s control plane. The controller is effectively the brain of the network. Controller determines what to do and tell switches how to do it.. The Story Thus Far. NFV. . What’s it all about ?. Presented by:. Yaakov (J) Stein. CTO. Today’s communications world. Today’s infrastructures are composed of many different Network Elements (NEs). sensors, . smartphones. overview. Presented by:. Yaakov (J) Stein. Yaakov_S@rad.com. Why SDN and NFV ?. Before explaining . what. SDN and NFV are. . we need to explain . why. SDN and NFV are. Its all started with two related trends .... Adding Actions. Model Binding. Filters. Vanity URLs. Controller Best Practices. Taking Control of Controllers. Adding Actions. Model Binding. Filters. Vanity URLs. Controller Best Practices. Adding Actions. sauravdas@alumni.stanford.edu. AT&T Talk. 3/27/14. 1. 2. A number of slides are . courtesy of. www.sdnacademy.com. Outline. . What is SDN? (or how was it originally intended). Different Shades of SDN.