1. This document is offered compliments of
BSP Media Group. www.bspmediagroup.com
All rights reserved.

2. 1
Unlock your power with 4-dimensional actionable
intelligence
AFRICAcom, November 13th, 2013, Cape Town
Eric Letellier, VP Technology Consulting

3. Introduction
• Tektronix Communications
 200+ 2G/3G customers
 30+ LTE customers
• LTE network performance as measured today
• The need for change
• The way forward
AFRICAcom, November 13th, 2013, Cape Town
Eric Letellier, VP Technology Consulting

4. Averaged KPIs Between 3 similar Operators
KPI Type
Accessibility
KPI
Units
RRC Success Rate
99.4 %
ERAB Success Rate
99.5 %
S1 Success Rate
99.8 %
Retainability
Session Abnormal Release Rate
0.3 %
Mobility
LTE Mobility Success Rate
98 %
Integrity
DL Latency
8 ms
Average UE Downlink Throughput
13000 kbps
Average UE Uplink Throughput
1200 kbps

5. Network KPIs are all green…

Accessibility

Retainability

Mobility

Integrity

Availability

Utilization

6. …But Customer Trouble Tickets Say Otherwise
Post-Launch Optimization Customer Complaints
% of Network- Related CTT
Issues with Video streaming (Netflix, YouTube, etc.)
23 %
Application Freeze
14 %
Slow page loading time
14 %
Poor battery life
13 %
Poor video quality
12 %
No LTE access, despite good coverage
11 %
Loosing connection when moving (Mobility issues)
7%
Issues with voice (CSFB and VoLTE)
5%
Time to first web page
1%

7. Why the customer experience gap?
Control Plane

Quality of Service

Bearer Network
User Plane

Quality of Experience

Service Enabling Network

8. LTE optimization, as of today
• So Far…
New services
New tariff plans
CAPEX / OPEX
User Plane Quality of
Experience (Assessment &
Root Cause Analysis
Network Redesign
(core, layer strategy, capacity, addition)
Troubleshooting: UE, e-UTRAN,
EPC, Transmission
Network Rollout and Coverage Optimization

9. New services
New tariff plans
User Plane Quality of
Experience (Assessment &
Root Cause Analysis
CAPEX / OPEX
LTE Deployment Stages
LTE optimization: a new paradigm
Network Redesign
(core, layer strategy, capacity, addition)
Troubleshooting: UE, e-UTRAN,
EPC, Transmission
Network Rollout and Coverage Optimization
Additional brick required:
Assessing the User Plane
Quality of Experience

10. Revenues
New services
New tariff plans
Additional brick required:
Subscriber segmentation and
data characterization
User Plane Quality of
Experience (Assessment &
Root Cause Analysis
CAPEX / OPEX
LTE Deployment Stages
LTE optimization, mission critical
Network Redesign
(core, layer strategy, capacity, addition)
Troubleshooting: UE, e-UTRAN,
EPC, Transmission
Network Rollout and Coverage Optimization

11. Keyword #1: Correlation – Customer Centric
Control Plane
User Plane
Silent Call
Delay on page
load
Subscribers
 IMSI
 Device
 Location
Video stalls
No access/
re-tries
Network
Performance
Coverage
Capacity
Interference

12. Keyword #2: Collaboration
• CTO and CMO offices:
The left and the right lobes of the brain

13. How would this new approach reconcile both
Correlation
4D: Services, Subscribers, Technologies, Network
Collaboration
CTO office
CMO office

14. Keyword #3: Compensation
• End-year bonuses are
tilted towards voice
performance
• Review the KPI mix to
integrate User Plane
Quality of Experience
indicators and create an
incentive for change

15. Thank You
Eric Letellier, VP Technology Consulting
eric.letellier@tekcomms.com