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Cisco Mobility Architectures LTE Asia, Singapore
September 2013
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RADIO TECHNOLOGY 2G/3G/LTE/Wi-Fi 2G/3G
RAN VENDOR Multi-vendor Single E2E
TRAFFIC Unpredictable
and Viral Predictable
DEMAND >80% Indoors Outdoors
DOMINANT SERVICE Data Voice
DEPLOYMENT Hierarchical and ad-hoc
Macrocells and DAS
OPTIMISATION Automated Manual
COMPLEXITY 30x Nodes, 4 RATs/10 carriers 2 RATs/6 carriers
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Facilitates rapid network
expansion through Plug & Play
Manages & harmonizes all RAN
technology layers
Protects network performance
during its transition to RAN 2.0
Orchestrates traffic to lower cost
to serve (SDN)
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Data Collection Analysis Implementation Feedback
Reactive,
manual, partial
Proactive, frequent,
automatic
Manual, labor
intensive, expertise
Automatic, RT
Manual
Automatic
Manual validation,
complaints
Instant, continuous
Existing
Approach
Cycle: days to weeks one size fits all optimization
Cycle: 15 minutes dynamic optimization
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Cisco Quantum
SON
UMTS
OSS
LTE
OSS
MME
NodeBs
RNC RNC
eNBs
dSON
Centralized SON
functions
Small Cell
Gateway
Small Cells
dSON
Cisco Universal Small
Cell dSON
dSON dSON
dSON
dSON dSON
Multi-Vendor
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Market size - 24,476 cells Loaded Cells Improvement = 57% less overloaded cells
Baseline Week SON Week
156
428 459
549 555
505
272
92
148
212
156
250
276
126
0
10000000
20000000
30000000
40000000
50000000
60000000
70000000
0
100
200
300
400
500
600
6/3/2012 6/4/2012 6/5/2012 6/6/2012 6/7/2012 6/8/2012 6/9/2012 6/10/2012 6/11/2012 6/12/2012 6/13/2012 6/14/2012 6/15/2012 6/16/2012
23 24
TOT_MOU Loaded Cells
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UE Wi-Fi Core Network RAN
Content
optimization
PCEF/
DPI
LTE
eNodeB UMTS
NodeB
Small
cell
Carrier
Wi-Fi
QoE &
load info
Load and performance information Radio conditions
Mobility
Connection types
UE capabilities
Real-time data collection
Real-time policy enforcement & optimization, per-UE
Offload
ANDSF
Steer traffic across het-net
3GPP RRM Shape / throttle Optimize
Multi-layer RAN
analytics engine
Rules engine (policy)
Real-time dynamic
optimisation
Extending Mobile SDN use cases into the RAN with Quantum SON
& Cisco ONE (Open Network Environment)
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Radio Access Networks need to scale, with drastically lower cost/bit
Factor increase in complexity (Multi: Technology, Vendor, Layer)
Automation is mandatory and can provide benefits Now
Centralised and distributed SON techniques
Part of the Cisco ONE SDN framework
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Thank you.