PPT-SDN Network Updates

Minimum updates within a single switch Networkwide Consistent updates Updates within a single switch Current Stateoftheart OpenFlow Switches can process tens to a few hundreds of flowmods . CSG. Winter 2015 – 01/14/15 – First Session. Part 1 - Planning. Definitions. Infrastructure Considerations. Use Cases. Service Delivery / Management . Considerations. User Engagement. Part 2 – Rollout Strategies: Benefits & Gotchas. 3. Aaron . Gember. . Aditya. . Akella. University of Wisconsin-Madison. 1. Floodlight Controller; . Application . Wishlist. Testbed. . Experience. 2. WINGS. ProCurve. 5400. thrush. lyrebird. vulture. 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.. . 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. Hengky “Hank” Susanto. , Sing Lab, HKUST. Outline. Introduction.. What is Software-Defined Network?. OpenFlow. .. Research Problems in SDN.. Once Upon a Time. “AT&T Eyes Flexibility, Cost Savings With New Network Design”, Wall Street journal, 2014.. Deployment challenges. Device heterogeneity . I. nteroperation . with legacy . systems. Controller and apps scalability. Infrastructure research challenges. NOS issue: network abstraction. To make SDN accessible to a typical user. Bryan Learn <blea. rn@psc.edu>. Pittsburgh Supercomputing Center. Internet2 Technology Exchange. 26 September 2016. DANCES Project Introduction. DANCES is an NSF-funded (#1341005), CC-NIE collaborative “Network Integration and Applied Innovation” project. 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. 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 . Ruolin Fan. ∗. , Li Wei. †. Pengyuan Du*, . Ciarán Mc . Goldrick. ♠. . and Mario Gerla. ∗. * . University of California Los Angeles, Los Angeles, CA, . USA. † Michigan Technological University, Houghton, MI, USA. 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 .... A brief introduction. SDN promises and challenges. What is “software defined?”. “Software defined” becomes . a very . popular . word . lately. Software defined networking, software defined storage, software defined radio, etc.. Presented by:. Yaakov (J) Stein. CTO. Today’s communications world. Today’s infrastructures are composed of many different Network Elements (NEs). sensors, . smartphones. , notebooks, laptops, desk computers, servers, .