Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS

This paper proposes a service-specific network virtualization to address the tremendous increase in the signaling processing load in the evolved packet core and IP multimedia subsystem of a fifth-generation mobile communication system. The proposal creates several virtual networks that are composed...

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Main Authors: Manabu Ito, Kiyohide Nakauchi, Yozo Shoji, Nozomu Nishinaga, Yoshinori Kitatsuji
Format: Article
Language:English
Published: IEEE 2014-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/6907942/
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author Manabu Ito
Kiyohide Nakauchi
Yozo Shoji
Nozomu Nishinaga
Yoshinori Kitatsuji
author_facet Manabu Ito
Kiyohide Nakauchi
Yozo Shoji
Nozomu Nishinaga
Yoshinori Kitatsuji
author_sort Manabu Ito
collection DOAJ
description This paper proposes a service-specific network virtualization to address the tremendous increase in the signaling processing load in the evolved packet core and IP multimedia subsystem of a fifth-generation mobile communication system. The proposal creates several virtual networks that are composed of functions specialized for particular services on a mobile communication network and efficiently forwards a sequence of signaling messages to the appropriate virtual networks. Using a prototype system, this paper verifies the overheads costs of the proposal that are incurred during the inspection of packet application headers needed to appropriately forward signaling messages as well as the overheads incurred when replicating state information from one virtual network to another. This paper shows that the proposal can reduce the signaling processing load by ~25% under certain assumptions.
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spelling doaj.art-c58556e6a4e641ee9e6529751838b5c22022-12-21T22:23:05ZengIEEEIEEE Access2169-35362014-01-0121076108410.1109/ACCESS.2014.23590596907942Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMSManabu Ito0Kiyohide Nakauchi1Yozo Shoji2Nozomu Nishinaga3Yoshinori Kitatsuji4 National Institute of Information and Communications Technology, Tokyo, Japan National Institute of Information and Communications Technology, Tokyo, Japan National Institute of Information and Communications Technology, Tokyo, Japan National Institute of Information and Communications Technology, Tokyo, Japan KDDI Research and Development Laboratories, Inc., Saitama, JapanThis paper proposes a service-specific network virtualization to address the tremendous increase in the signaling processing load in the evolved packet core and IP multimedia subsystem of a fifth-generation mobile communication system. The proposal creates several virtual networks that are composed of functions specialized for particular services on a mobile communication network and efficiently forwards a sequence of signaling messages to the appropriate virtual networks. Using a prototype system, this paper verifies the overheads costs of the proposal that are incurred during the inspection of packet application headers needed to appropriately forward signaling messages as well as the overheads incurred when replicating state information from one virtual network to another. This paper shows that the proposal can reduce the signaling processing load by ~25% under certain assumptions.https://ieeexplore.ieee.org/document/6907942/evolved packet coreIP multimedia subsystemmobile communication networknext virtualizationsignaling
spellingShingle Manabu Ito
Kiyohide Nakauchi
Yozo Shoji
Nozomu Nishinaga
Yoshinori Kitatsuji
Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
IEEE Access
evolved packet core
IP multimedia subsystem
mobile communication network
next virtualization
signaling
title Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
title_full Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
title_fullStr Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
title_full_unstemmed Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
title_short Service-Specific Network Virtualization to Reduce Signaling Processing Loads in EPC/IMS
title_sort service specific network virtualization to reduce signaling processing loads in epc ims
topic evolved packet core
IP multimedia subsystem
mobile communication network
next virtualization
signaling
url https://ieeexplore.ieee.org/document/6907942/
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