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OpenFlow/SDN at Georgia Tech

Explore Georgia Tech’s OpenFlow/SDN initiative for advanced control and security of their extensive campus network infrastructure, with goals including policy management and improved security measures.

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OpenFlow/SDN at Georgia Tech

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  1. OpenFlow/SDNat Georgia Tech • Ron Hutchins • in collaboration with • Russ Clark, Nick Feamster, • and Matt Sanders • July 12, 2012

  2. Campus Network Highlights • 3 campuses - main campus in Atlanta, remote in Savannah, GA and Metz, France • 120,000 ports, 160 buildings, 1,800 fiber miles • 2,500 Wireless APs (4,100 radios) • campus-wide layer 2 mobility • Internet 2, National Lambda Rail (NLR), Southern Light Rail (SLR), Southern Crossroads (SoX) • 2,100 centrally managed switches

  3. Goals For OpenFlow/SDN • More Control Of Our Network! • Policy Management • better than VLANs, Subnets, Firewalls, IDS, IPS, etc • VLAN blunt instrument -> blunted further by Wi-Fi SSID • working on policy language efforts • Network Access Control • built a captive portal system - Resonance • Capacity Monitoring and Management • Simplified Configuration • Security • better monitoring, finer-grained active control

  4. OpenFlow Testbed

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