Software defined networking: Meeting carrier grade requirements

Dimitri Staessens, Sachin Sharma, Didier Colle, Mario Pickavet, Piet Demeester

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Software Defined Networking is a networking paradigm which allows network operators to manage networking elements using software running on an external server. This is accomplished by a split in the architecture between the forwarding element and the control element. Two technologies which allow this split for packet networks are For CES and Openflow. We present energy efficiency and resilience aspects of carrier grade networks which can be met by Openflow. We implement flow restoration and run extensive experiments in an emulated carrier grade network. We show that Openflow can restore traffic quite fast, but its dependency on a centralized controller means that it will be hard to achieve 50 ms restoration in large networks serving many flows. In order to achieve 50 ms recovery, protection will be required in carrier grade networks.

Original languageEnglish
Title of host publication2011 18th IEEE Workshop on Local and Metropolitan Area Networks, LANMAN 2011
DOIs
Publication statusPublished - 2011
Externally publishedYes
Event2011 18th IEEE Workshop on Local and Metropolitan Area Networks, LANMAN 2011 - Chapel Hill, NC, United States
Duration: 13 Oct 201114 Oct 2011

Publication series

NameIEEE Workshop on Local and Metropolitan Area Networks
ISSN (Print)1944-0367
ISSN (Electronic)1944-0375

Conference

Conference2011 18th IEEE Workshop on Local and Metropolitan Area Networks, LANMAN 2011
Country/TerritoryUnited States
CityChapel Hill, NC
Period13/10/1114/10/11

Keywords

  • Energy Efficiency
  • Openflow
  • Restoration

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