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http://dx.doi.org/10.7840/kics.2016.41.12.1914

Service Function Chaining Architecture for Distributed 5G Mobile Core Networks  

Sun, Kyoungjae (Soongsil University Department of Information Communication, Materials, and Chemistry Convergence Technology)
Kim, Younghan (Soongsil University Department of electronic engineering)
Abstract
In this paper, considering virtualized Evolved Packet Core(vEPC) network for 5G mobile network, we propose architecture for supporting Service Function Chaining(SFC) in 5G mobile network. Using SFC in 5G network, dynamic path configuration and providing network services based on subscriber and traffic information. SFC technology provides logical ordered set of network functions and delivers packet through providing logical path over the physical network. Based on the perspective of 5G core network in distributed manner, we design hierarchical SFC architecture to manage SFC for global path including vEPC and SGi-LAN network, and internal path between virtualized network functions in each cloud. In this paper, we define architecture and call flow for establishing data path using SFC. Finally, we design testbed architecture for real implementation based on open source software.
Keywords
Mobile Core Network; SDN(Software-defined Networking); NFV(Network Function Virtualization); SFC(Service Function Chaining); vEPC(Virtualized EPC);
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Times Cited By KSCI : 3  (Citation Analysis)
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