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Software Defined Networks (SDN). Nick McKeown Stanford University. With thanks to : NSF, GPO,Stanford Clean Slate Program, Cisco, DoCoMo, DT, Ericsson, Google, HP, Huawei, NEC, Xilinx. Network restructuring. Feature. Feature. Network OS. Feature. Feature. Feature. Feature. Feature.

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Software defined networks sdn

Software Defined Networks (SDN)

Nick McKeown

Stanford University

With thanks to: NSF, GPO,Stanford Clean Slate Program, Cisco, DoCoMo, DT, Ericsson, Google, HP, Huawei, NEC, Xilinx


Network restructuring
Network restructuring

Feature

Feature

Network OS

Feature

Feature

Feature

Feature

Feature

Feature

Feature

Feature

Feature

Feature

OS

Custom Hardware

OS

Custom Hardware

OS

Custom Hardware

OS

Custom Hardware

OS

Custom Hardware


Software defined network

2. At least one Network OSprobably many.Open- and closed-source

3. Well-defined open API

Software Defined Network

1. Open interface to packet forwarding

Feature

Feature

Network OS

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding


My goal today
My goal today

Show two examples of research demos on top of OpenFlow/SDN


Experimental setup
Experimental Setup

Experiment

Network OS: NOX

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding


Experimental setup with slicing
Experimental Setup with Slicing

Experiment

Experiment

Experiment

NOX

NOX

NOX

Experiment

Network OS: NOX

Slicing Layer: FlowVisor

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding

Packet

Forwarding


Research example 1 load balancing as a network primitive

Research Example #1Load-balancing as a network primitive

Nikhil Handigol, Mario Flajslik, Srini Seetharaman




Nikhil’s Experiment: <500 lines of code

Feature

Feature

Network OS: NOX


Research example 2 using all the wireless capacity around us

Research Example #2Using all the wireless capacity around us

KK Yap, Masayoshi Kobayashi, Yiannis Yiakoumis, TY Huang


KK’s Experiment: <250 lines of code

Feature

Network OS: NOX

WiMax


More info open networking foundation opennetworkingfoundation org more videos openflow org videos

More infoOpen Networking Foundation opennetworkingfoundation.orgMore videosopenflow.org/videos



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