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Softwarized LTE in FLARE network slices
AkihiroNakao,PingDu,TheUniversityofTokyo;MasayukiKashima,YoshihiroNakahira,OkiElectricIndustryCo.,Ltd
EU-Japan Collaboration Project Proposal
3 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
5G!Pagoda Project Scope
3
uSoftwarized Network Realization w/ NFV, SDN and 5GuResearch-Innovation and StandardizationuObjectives are
4 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Definition of Slice
Slice = An isolated set of programmable resourcesto enable network functions and services
Two important features to be required• Resource Isolation • Programmability
5 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Slice high-level architecture Templates
6 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Instantiated 5G slices
7 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Instantiated 5G slices
8 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Life-cycle orchestration for multi-domain architecture
9 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Open Air Interface (OAI)
10 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Softwarized LTE in A Slice
10
Slice1
Slice2
Softwarized
Softwarized
WhiteBox WhiteBox
11 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Contribution from U-Tokyo
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uFLARE Platform will be enhanced towards 5G SlicingCurrent Spec: 72 core EZ-Chip Network processor, GbE: 24 ports and 10GbE SFP+: 2 ports, Up to 128GB memory / 1TB SSD, Redundant Power supply
12 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
FLARE Software Suite
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uOpen Source based Network Softwarization Platform
Network of FLARE nodes(Physical NW View)
Slice(Logical NW View)
Resource Management
Center
Toy-Block Networking GUI
Network FunctionsSoftware Defined
Data Plane
OpenSource
SDK
Optimization
13 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
FLARE Node Architecture
Dplane(Manycoreprocessor)
Cplane(Intelx86processor)
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The University of Tokyo, Oki Electric Co. Ltd..
FLARESlice1(c-plane) FLARESlice2(C-plane)
PCI
docker
SP-GW(c-plane)
MME
docker
FLARESlice1(d-plane)
eNB
SP-GW(d-plane)
FLARESlice2(c-plane)
docker
SP-GW(c-plane)
MME
docker
FLARESlice2(d-plane)
SP-GW(d-plane)
PDN
SouthboundAPI
SouthboundAPI
HSSHSS
FLARESwitch
Slicerslice
Signaling
Data
Dockerized EPC on FLARE Node
15 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Architecture in Demo
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FlareSlice1(c-plane)
PCI
docker
EPCHSS
SP-GW(c-plane)
MME
docker
d-plane
FromGxIO(xgbe2)
SP-GW(d-plane)
ToGxIO(gbe3)
TCP
FLARE2Switch
USRPB210
FLAREServer
eth2
eth1
xgbe2
GxPCI
xgbe1
Internet
FLARESlice1
docker
eNB
Signaling
Data
16 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
FLARESlice1
docker
eNB
FLAREServer
OpenvSwitch
USRPB210 EPCUE
Passthrough
NIC
FLARESlice2
docker
eNB
USRPB210
Passthrough
UE
vNICUSB USB
OAI eNB Integration in FLARE Node
17 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
LTE in A Slice in Operation
eNB docker instance
HSSdocker instance EPCC-planedocker instance
EPCD-planedocker instance UE
18 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
OKIʼs BH Slicing Inserted
FlareSlice1(c-plane)
PCI
docker
d-plane
FromGxIO(xgbe2)
SP-GW(d-plane)
ToGxIO
TCP
FLARE2
eNB
docker
USRPB210
DellT1700
eth2
eth1
xgbe2
GxPCIxgbe1
Internet
10G-EPON（OLT）
10G-EPON（ONU）
・・
・
10G-SFP+（OpticalModule）
10G-XFP（OpticalModule）
OpticalFiber
OppticalFiber
TransportOpticalFiber（10km）
docker
EPCHSS
SP-GW(c-plane)
MME
10G-SFP+（OpticalModule）
10G-XFP（OpticalModule）
Splitter
10G-EPONinsertedbetweenFLARE andeNBONU/eNB perSliceBandwidthIsolationperSliceScaleONU/eNB connectivitiesExtensionPossiblefrom10G-EPONtoTWDM-PON
19 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
FLARE EPC Slicing + BH Slicing
20 / 20Copyright © 2016 The Fifth Generation Mobile Communications Promotion Forum,
The University of Tokyo, Oki Electric Co. Ltd..
Conclusion
• NetworkSoftwarization /NetworkSlicingiskeytechnologyfor5Gmobileapplications
• End-to-endslicingincludingTransport,Core,FH/BHandRANisjustaroundthecorner
