PPT-SDN Controller Challenges

The Story T hus Far SDN centralize the networks 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. 3. Aaron . Gember. . Aditya. . Akella. University of Wisconsin-Madison. 1. Floodlight Controller; . Application . Wishlist. Testbed. . Experience. 2. WINGS. ProCurve. 5400. thrush. lyrebird. vulture. Last Class . Measuring with SDN. What are measurement tasks?. What are sketches? What is the minimal building blocks for implementing arbitrary sketches?. How do we trade-off between accuracy and space?. 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. Aaron . Gember. . Aditya. . Akella. University of Wisconsin-Madison. 1. Wisconsin . Testbed. ; Design Considerations. Development Progress. High-level design. Problems encountered. Lessons learned. 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. Fundamental issue: the speed gap between data plane and control plane.. Switch OS. Switch HW. 10-100 . Gbps. Switch OS. Switch HW. 10-100 0Mbps. Switch OS. Switch HW. ???. SDN controller. SDN controller scalability issue. 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. 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. 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 .... Measuring with SDN. What are measurement tasks?. What are sketches? What is the minimal building blocks for implementing arbitrary sketches?. How do we trade-off between accuracy and space?. How to allocate memory across a set of switches to support a given accuracy. Exploring OpenDaylight Matt Younkins younkinsm @ou.edu SDN, NFV and OpenDaylight 2 Open, Programmable APIs Virtualization and Abstraction Layer New Revenue Lower Cost SDN NFV Orchestration, Automation and MANO draft-gu-sdnrg-sdn-controller-requirement-00. Rong Gu (Presenter). . Chen Li. China Mobile. Background. Public Cloud && Private Cloud in China Mobile. Public Cloud (. ecloud.10086.cn. ) && Private Cloud are provided for the...