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Feature Name

Ryu Network Operating System http://www.osrg.net/ryu/


Ryu Network Operating System


  • Email: yamahata at private email ne jp

Current status

  • Targeted release: Fedora 19
  • Last updated: 2013-Jan-08
  • Percentage of completion: 90%

Detailed Description

Ryu is an Operating System for Software Defined Networking.

Ryu aims to provide a logically centralized control and well defined API that make it easy for operators to create new network management and control applications. Currently, Ryu manages network devices by using OpenFlow. You can say that Ryu is an OpenFlow Controller.

For Software Defined Networking or OpenFlow, please refer to Open Networking Foundation

Benefit to Fedora

Now Fedora (Fedora 17) includes OpenStack (and Open vSwitch). Ryu brings open source openflow controller which can cooperates well with OpenStack.


  • ryu vlan support: 90%

How To Test

With Openstack devstack.

User Experience

With openstack nova/quantum, users can build cloud system with multi tenant network support with open vswitch.


openstack nova openstack quantum openvswitch

Contingency Plan


Release Notes

Comments and Discussion