Open transport switch: a software defined networking architecture for transport networks

  • Authors:
  • Abhinava Sadasivarao;Sharfuddin Syed;Ping Pan;Chris Liou;Andrew Lake;Chin Guok;Inder Monga

  • Affiliations:
  • Infinera Corporation, Sunnyvale, CA, USA;Infinera Corporation, Sunnyvale, CA, USA;Infinera Corporation, Sunnyvale, CA, USA;Infinera Corporation, Sunnyvale, CA, USA;Energy Sciences Network, Berkeley, CA, USA;Energy Sciences Network, Berkeley, CA, USA;Energy Sciences Network, Berkeley, CA, USA

  • Venue:
  • Proceedings of the second ACM SIGCOMM workshop on Hot topics in software defined networking
  • Year:
  • 2013

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Abstract

There have been a lot of proposals to unify the control and management of packet and circuit networks but none have been deployed widely. In this paper, we propose a simple programmable architecture that abstracts a core transport node into a programmable virtual switch, that meshes well with the software-defined network paradigm while leveraging the OpenFlow protocol for control. A demonstration use-case of an OpenFlow-enabled optical virtual switch implementation managing a small optical transport network for big-data applications is described. With appropriate extensions to OpenFlow, we discuss how the programmability and flexibility SDN brings to packet-optical backbone networks will be substantial in solving some of the complex multi-vendor, multi-layer, multi-domain issues service providers face today.