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SDN and NFV dynamic operation of LTE EPC gateways for time-varying traffic patterns

  • Arsany Basta
  • , Andreas Blenk
  • , Marco Hoffmann
  • , Hans Jochen Morper
  • , Klaus Hoffmann
  • , Wolfgang Kellerer
  • Technical University of Munich
  • Nokia Siemens Networks

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

8 Scopus citations

Abstract

The introduction of Network Functions Virtualization (NFV) and Software Defined Networking (SDN) to mobile networks enables operators to control and dimension their network resources with higher granularity and on a more fine-grained time scale. This dynamic operation allows operators to cope with the rapid growth of traffic and user demands, in addition to reducing costs. In this paper, we model and analyze a realization of the mobile core network as virtualized software instances running in datacenters (DC) and SDN transport network elements (NE), with respect to time-varying traffic demands. It is our objective to determine the datacenters placement that achieves the minimum transport network load considering time-varying traffic and under a data-plane delay budget. A second objective is to achieve power savings, considering the variation of traffic over time, by using the available datacenter resources or by acquiring additional resources.

Original languageEnglish
Title of host publicationMobile Networks and Management - 6th International Conference, MONAMI 2014, Revised Selected Papers
EditorsRamón Agüero, Thomas Zinner, Phuoc Tran-Gia, Rossitza Goleva, Andreas Timm-Giel
PublisherSpringer Verlag
Pages63-76
Number of pages14
ISBN (Electronic)9783319162911
DOIs
StatePublished - 2015
Event6th International ICST Conference on Mobile Networks and Management, MONAMI 2014 - Würzburg, Germany
Duration: 22 Sep 201424 Sep 2014

Publication series

NameLecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering, LNICST
Volume141
ISSN (Print)1867-8211

Conference

Conference6th International ICST Conference on Mobile Networks and Management, MONAMI 2014
Country/TerritoryGermany
CityWürzburg
Period22/09/1424/09/14

Keywords

  • Datacenters
  • Mobile core gateways
  • Network Functions Virtualization
  • Software Defined Networking
  • Time-varying traffic

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