Accuver Updates
Transcript of Accuver Updates
7/23/2019 Accuver Updates
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www.accuver.com
•May 2015
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Contents
Accuver at a glance 3
Accuver at Facts on LTE 4
We work with leading players 8
Aim of Workshop 9
Agenda - 10
XCAL-M, XCAP-M Key Updates 11
Automation – Unattended location, Taxi, train and buses 24
Big Data Monitor, Troubleshoot & Analytics 29
Benchmarking – Supplement current Customer ways 51
Tablet and Handheld Measurement – Indoor & Stadium 52
A
B
C
D
E
F
G
H
2
I
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Accuver at a glance
3
Established in Sep, 2000
€59.4m net sales in 2013350+ employees ( > 280+ R&D)
Close collaboration with customers and partners
20+ customers in 40+ countries
9,000+ LTE licenses
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Accuver Facts on LTE
4
We have been always the first to marketon the new coming technologies
LTE CSFB VoLTE SRVCC
LTE-A (Carrier Aggregation)
LTE Cat. 6 device support(Samsung, Intel, Qualcomm)
There are >9,000 LTE licenses runningin our customer’s hands
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We work with leading players
Key
Customer
Segments
1
Network operators
2
ystem Vendors
3
hipset Vendors
Engineering Services
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Aim of Workshop
A Present the Proof of concept
B Prove the value
C Share Accuver Experience
D
Listen to Customer feedback & understand the CustomerRequirements
E Harmonise Next Steps – separate workshops with detail
& dedicated agenda, Arrange Trial and Evaluations
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Agenda -
A XCAL-M, XCAP-M Key Updates
Tablet and Handheld Measurement – Indoor & Stadium
D Automation – Unattended location, Taxi, train and buses
F Benchmarking – Supplement current Customer ways
E Big Data Monitor, Troubleshoot & Analytics
G
LTE-CA (Carrier Aggregation), 3CA and Cat 6
Chipset Interface other than Qualcomm
LTE Voice : SRVCC, VoWiFi and VoLTE
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XCAL-M, XCAP-M Key Updates
LTE-CA (Carrier Aggregation), 3x CA
UE Category DL max Data Rate UL max Data Rate 3GPP release
Cat 3 102.0 Mbps 51.0 Mbps Release 8
Cat 4 150.8 Mbps 51.0 Mbps Release 8
Cat 6 301.5 Mbps 51.0 Mbps Release 10
Cat 10 452.2 Mbps 102.0 Mbps Release 11
AggregatedData Pipe
AggregatedData Pipe
LTE-A 2x CarrierAggregation Network
LTE-A 3x Carrier
Aggregation Network
20 MHz
20 MHz
20 MHz
20 MHz
20 MHz
40 MHz
60 MHz
Up to 301.5 Mbps
Up to 452.2 Mbps
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XCAL-M, XCAP-M Key Updates
LTE-CA (Carrier Aggregation), 3CA and Cat 6
1. Timing Offset between Pcell & Scell carriers
Based on 3GPP, both Pcell and Scell should be time synchronised with utmost 32us
deviation. But in reality, it may need to be within 1.4us in the field from our experience.
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XCAL-M, XCAP-M Key Updates
LTE-CA (Carrier Aggregation), 3CA and Cat 6
2. Secondary Cell Activation and Deactivation status Info based in MAC headerdecoding
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XCAL-M, XCAP-M Key Updates
LTE-CA (Carrier Aggregation), 3CA and Cat 6
3. Band Service Indication
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XCAL-M, XCAP-M Key Updates
LTE-CA (Carrier Aggregation), 3CA and Cat 6
4. Data rate on each carrier 5. L1/L2/L3 Information on each carrier
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XCAL-M, XCAP-M Key Updates
Various LTE Chipset Interfaces – State of Art level in XCAL/XCAP
All MSM & Snapdragon chipset Series
All Exynos and Shanon Modem chipset serieses
Balong 710, 720 & Kirin 920LTE XMM 7260/7262
ALT3100, 3800, 3802SQN3120, SQN3220
GDM7240, GDM7243S, GDM7243Q
Samsung Galaxy AlphaHTC Honor 6
Galaxy S6
Many ……
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
Three Phases of LTE Voice
Phase 1
CSFB
(Single Radio)
Phase 2
VoLTE with SRVCC
Phase 3
Seamless Packet Switched
VoIP & Data Continuity
Across LTE, 3G, HSPA, WiFi
Success ratio
Call Setup timeKPI VoLTE
Voice MOS
Call Setup time
HO Success ratio
HO Voice interruption time
M2E delay
SRVCC
Voice MOS
HO Success ratio
IRAT handover delay
Voice interruption time*
Voice MOS
Call Setup time
VoWiFi
HO Success ratio
HO user plane delay
M2E delay
* 3GPP (22.278) voice interruption performance target of less than 0.3 seconds
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
SRVCC Technology Overview
• Sv : Interface used to support IRATHO from VoLTE to CS
• SCC-AS. The SCC (Service
• Centralization and Continuity) AS :responsible for handling thesignalling required for the process
Single Radio Voice Call Continuity – ensuring HO from VoLTE to CS voice
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
SRVCC Technology Overview
High level concepts for SRVCC from E-UTRAN to UTRAN/GERAN
UE E - UTRAN MME MSC Server Target
UTRAN / GERAN
Measurement
Reports
Handover to UTRAN
/ GERAN
required
3 GPP IMS
Initiates SRVCC for voice component
CS handover preparation
IMS Service Continuity Procedure
Handles PS
- PS HO for
non
-
oice if needed
C S HO response to MME
( CS resources
)
To eUTRAN
Coordinates SRVCC
and PS HO responseHandover CMD
Handover
execution
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
SRVCC Call Procedure and IRAT HO delay
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
SRVCC User Plane Interruption Time
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
Voice Quality (POLQA) Comparison of Before with After
WB-AMR
12.65kbps NB-AMR 12.2 kbps
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XCAL-M, XCAP-M Key Updates
LTE Voice : SRVCC, VoWiFi and VoLTE
VoWiFi on XCAL-M
Before Implementation
• Voice Quality/MOS (POLQA)
• WiFi signal quality measurements
o
VoWiFi on XCAL-M
• Voice Quality/MOS (POLQA)
• WiFi Signal Quality measurements
• SIP protocol based analysis : setuprelated performance
• RTP/RTCP protocol based analysis :throughput, jitter, delay, packetloss, etc.
• KPI reports – drop, setup failure, etc.
• Wireshark kind of packet capturingon the phone
• Call control using call script
• User interface emulation
• Mobility between VoWiFi to VoLTEor 2G/3G are monitored
TCP/IP
SIP RTP/RTCP
Codec
• Android 4.4 or above
• Chipset Independent
• Rooting Required
• VoIP application
independent
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Automation – Unattended location, Taxi, train and buses
XCAL-Auto
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Automation – Unattended location, Taxi, train and buses
XCAL-Auto
Smartphone RTU* Administrator
wireless
* RTU : Remote Test Unit
• Voice & VoLTE• POLQA voice MOS
• FTP Down/Up
• Web Browsing
• Youtube
Call Scripts
• RTU On/Off
• Band/RAT Lock
• Log file upload
• Log Mask
• Logging On/Off
Control Commands
Radio Parameters
• GSM, GPRS
• WCDMA/HSPA
• LTE
• LTE CarrierAggregation
QoE
• Data Rate
• POLQA MOS
Status of RTU
• Battery, GPS,Memory, RAT
System Architecture
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Automation – Unattended location, Taxi, train and buses
XCAL-Auto
RTU Types
XCAL-Mobile
Smartphone + App
XCAL-Ranger
*
Smartphone + App + Housing
* BMM : Built In Mobile Management
• Easy to deploy
• Use the device as the normalsmartphone usage
• External Antenna
• Car engine start detector
• Cascade for benchmarking
• Full Recovery feature forautomation using Phone batteryReset remotely if necessary
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Automation – Unattended location, Taxi, train and buses
XCAL-Auto
Server provides RTU status, Measurement status and KPI Reports
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Automation – Unattended location, Taxi, train and buses
XCAL-Auto
Deploy Type
Accuver Provides Customer is expected to provide
Server Server HW, SW None
RTU RTU SW & License Smartphone
Man powerOnsite Installation and
Training
Dedicated Operation
Management
Type 1. Accuver Host Case (Immediate)
Accuver Provides Customer is expected to provideServer Server SW Server HW
RTU RTU SW & License Smartphone
Man powerOnsite Installation and
Training
Dedicated Operation
Management
Type 2. Customer Host Case (Immediate + server installation)
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Big Data Monitor, Troubleshoot & Analytics
XCAP-CEM
Customer Experience Management System Architecture
wireless
1. Process the big data from themillions of users
2. Provide Analytics
3. Coverage Info on the map
1. Installed on commercial phones
2. Run Speed test, Voice, VoLTE, Web, Youtube
3. Upload the test results to the server with
the Radio parameters.
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Big Data Monitor, Troubleshoot & Analytics
XCAP-CEM
System Architecture
XCEM Client XCEM Speed Test Server XCEM Analysis Server
Android i-OS
Is installed on smart phones with
Android and i-OS Capture limited RF KPIs in all the
mobile networks
Speed Testing(DL/UL) and Latency
Testing
Web, Voice, Youtube Testing
Capture user experiences and
behaviors from OS
Run based on the setting configured
by CEM server
Upload all the information to XCAL-
CEM Server
Is needed for real speed testing
and located in the position to
provide high data bandwidth for
multiple users Support Speed test using FTP or
HTTP Support latency measurement using
ICMP or UDP
Controls XCEM Clients for testing
purpose and provides various
kinds of results Configure all the settings for XCAL-
CEM Client including testing method,
logging method, upload method andothers
Aggregate all the information
captured by XCEM clients
Various kinds of statistics are
supported
Geometric Analysis on defected area
with poor quality
Trend Analysis
Customer Complaint Analysis Survey Statistics and Analysis
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Big Data Monitor, Troubleshoot & Analytics
XCAP-CEM
Benefits
Collect and improve wireless network quality at minimum cost
• Quickly view QOE and coverage of the whole region
• Sort out weak coverage area and bad service quality area
• Collect detailed measurements for problematic regions, which allows to minimize
the cost of the field test and RF optimization
• Analyze benchmark between operators
Improve customer’s satisfaction on service effectively
•Recognize the root cause for the problem upon complaint
• Improve client satisfaction by managing the problem based on the data
• Compare the performance of all the device types
Utilize various information and measurement results collected for marketing, etc
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Big Data Monitor, Troubleshoot & Analytics
XCAP-CEM
Test Modes
Mode Trigger
Active Speed Test User click ‘Start’ button. DL Speed,
UL Speed and latency is measured
Active Service Quality
Test
User initiates Web, Voice/VoLTE and
Youtube on the CEM application.
Background Speed Test Speed Test is triggered by CEM
Server. It runs in the background
periodically as configured by the
CEM server.
Passive backgroundLogging
User’s normal usage shall be loggedand reported to CEM server.
Event based Passive
background Logging
User’s normal usage shall be logged
and reported to CEM server once
predefined events occurs.
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Big Data Monitor, Troubleshoot & Analytics
XCAP-CEM
Outcomes from the Server – Reports, Statistics
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Big Data Monitor, Troubleshoot & Analytics
XCAP-Vuze
Big Data based Analytics Solution System Architecture
Central Server• DB Processing
• Web Interface
• Call Statistics
• Analysis
• Report
• Query
Front End Server
Front End Server
Front End Server
• Log file upload
• Parsing and
decoding
XCAL-Mobile
XCAL-M
Benchmarking
tools (XCAL-MO II,
MTS, P8+)
Log File
Upload
Log File
Upload
Log FileUpload
Optimisation Manager
Customer Centre Manager
CTO
Web Browser & Email
Web/Email User Interface
• Area/Period based
Regular Report
• Trend Analysis
• Weak coverage analysis
• Fault Detail Analysis
(L1/L2/L3/App)
XCAP-Vuze
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Big Data Monitor, Troubleshoot & Analytics
XCAP-Vuze
Values
• Big Data processing
• Trend Analysis over weeks, months and years
• Query across the Geographic and Periodic
conditions
• Cost effective by reducing the manual analysis ofthe traced data.
• Standardised Report generated and distributed tothe members involved.
• Scalable system architecture to interconnect withother network components, i.e. OSS or Customersupport centre DB.
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Big Data Monitor, Troubleshoot & Analytics
XCAP-Vuze
Example
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Deploy Type
Accuver Provides Customer is expected to provide
Server Server HW, SW None
Man power Onsite Installation andTraining
Dedicated OperationManagement
Type 1. Accuver Host Case (Immediate)
Accuver Provides Customer is expected to provideServer Server SW Server HW
Man powerOnsite Installation and
Training
Dedicated Operation
Management
Type 2. Customer Host Case (Immediate + server installation)
Big Data Monitor, Troubleshoot & Analytics
XCAP-Vuze
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
eUTRAN End to End Monitoring System Architecture
MME
Switch
eNB
Switch
SGW
Switch
PGW
AEGIS-D WEB
AEGIS-C(Data) AEGIS-C(Signal) AEGIS-C(VoLTE) AEGIS-C(IMS)
Traffic input to the AEGIS
Traffic Processing
& Correlation CDR
Analytics & Statistics
Monitoring Analysis StatisticsReal Time Trace
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Supported Interface
MMEeNB SGW PGW
HSS OSCF OCS OFCS
eNB
PDN
X2
EIR PCRF AAA
S5/S8 SGiS11S1AP
S1-U
S13 Gx DiameterS6aGn/ Gp
MSC
SGs Ga Gy Gz
MGCF TAS SLF
CSC
F
IBCFIMS
Cx
L T E N
e t w o
r k
eNB
MME
SGW
S 1 - UeNB
HSGW
SGSN
PCRF
AAA
X 2
ePDG
HSS
EIR
PGW
BTS
S G i
OCS
OFCS
S10
MSC
SGs
PDN
S5/S8
Gy
Gx
Radius
Gz
GGSN
S3 S4
Gn
I-CSCF
MME
IBCF
Rx
P-CSCF
Mx
AS TASMGCF
ISCS-CSCF
S 1 1
B e a r e r
eNB
MME
SGW
PGW S 5
B e a r e r
S 1
S i g n a l
S 1 - U ( G T P - U )
I P
Attach RequestService RequestPagingTrackingArea UpdateHandoverRequest
Type Interface
EPC S1-MME| SGs| X2| S11| S10| S3| S5| S8| S1-U| Sgi| etc...Diameter Radius| S13| S6a| Gx| Gy| Gz| Rx| Sp| SWx| S6b| Sta| SWn| etc...
VoLTE & IMS SBC| Gm| ISC| TAS| Mn| Cx| Dx| Mg| Cr| Mx| IBCF| Ma| etc...
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Feature Summary
• Control Plane
• Supports S1-MME/S11/ S6a/ S10/ S13/SGs/ S3
• Real Time Deciphering
• S1-MME Analysis :Attach, SRMO, SRMT,TAU, S1HO,Success/Fail, Failurecause and Releasecause
• S11/S10 and DiameterAnalysis : Transaction,Timeout, Fail cause
Signaling
Data VoLTE & IMS
• UE (IMSI/MSISDN/IMEISV)
• System: Cell/eNB/MME
/SGW/PGW /CSCF/MGW
• Location : Cell/eNB
• VoLTE Call statistics
• QoS based on RTP Analysis
• Silence/One way delay call
detection.
• Real time packet trace by UE
•
Time and IMSI basedSession/Protocol/Traffic analysis
• IMS Transaction Analysis
• SIP Analysis
• Diameter Analysis
• Query for all raw packet
• Session/Protocol/Traffic
Analysis
• Network QoS Analysis
based on UE, System,Location and L7 service
category
• Support signature over
than 2000 L7 service
• Session KPI Analysis of
DNS, TCP, HTTP, UDP• Real-time Packet Trace
• Store all signaling packet
and filtered data packet
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Values
• Useful for Real time monitoring, problem detection,customer experience management, policy control
• Traceable based on IMSI or IMEI
• Analytics based on the user groups, i.e. devicemodel, coverage status, RAT and service type.
• Real time call trace and session/protocol/trafficanalysis
• Scalable and cost effective in monitoring &analyzing the End to End network performance.
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
1. Network Performance Management Use
App RX_BYTES
Monster 74,283,770,577
Dalvik 485,012,329
Mozilla 139,430,335
monster 49,025,546
ModooMarble 16,947,919
sknights 10,662,498
fivestone 3,738,234
Total 75,740,265,559
a. Abnormal traffic increase atgateway is detected. AEGIStriggers further detail analysis
b. Problematic Service providerdetected and reported at the timeof problem happening.
c. Automatic Report generated withthe details .
• Traffic Burst time: December 11, 201x, at8: 00 am to 8: 15 minutes
• A surge in service: netmarble – MonsterTaming(Game)
• HOST: sr.img.mcdn.netmarble.kr• Server: xxx.xxx.xxx.xxx(xxxx)• URL:/sr/KR/Android/v3.04/Bundle/BC83F
089EC968998632C77EEA6A14F7B.zip?• Use User Agent: Monster (app)• Content Type: APPLICATION/X-ZIP-
COMPRESSED (zip file)• That user: about X,482,000
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
2. Push Data Impact Monitoring
a. Paging to the UEsburst detected
b. Further detailanalysis is initiated
for the pagingoccasions.
c. Specific serviceprovider andsubscriber causingthe paging burst aredetected.
If those paging burstcan be managed byblocking, negotiatingwith the service provider,this monitoring data isuseful.
a
bc
d
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
3. CEM (Customer Experience Management)
Individual
Tracing
raise a networkquality issue
Customer
Support
Team
AEGIS : Trace the user
traffic and signaling by
IMEI/IMSI filtering
Call Centre
Unidentified cases
Network statistics
monitoring
AEGIS : Identifies unusualtraffic & failures on specific
UE firmware or service
provider
O&M Centre
Contact UE or system
vendor or the service
provider
Device Team
Partner Management
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
4. System Vendor Independent KPI reports
MME
Radio disconnection with UE Lost
eNB
AEIGS KPI : vendor independent Vendor’s System Log May be)
Normal Release,70%
Radio ConnectionWith UE Lost,30%
NormalRelease,
100%
Vendor System Log -Normal Release
When eNB clear a call and transmit the causeas “Radio Connection with UE Lost”, MMEmay clear the call by “Normal Release” cause.
<Typical Example>
As A Result,
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
5. System Wise Monitoring and Alarm
a. Success Rate of MME#3 shows problems.
b. AGEIS warns this to the operator
c. AEGIS Call Type Reason Analysis proposes ‘No AttachComplete’ cases are abnormally many
d. This occurred because of the packet loss inside MME
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
6. SIP Invite Burst
a. VoLTE setupfailure increasedwith ‘No 100Trying’
b. After furtherdetail analysisthrough AEGISConditionalAnalysis, theproblem wasidentified as theissue caused bycertain group ofsubscribers.
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Big Data Monitor, Troubleshoot & Analytics
AEGIS
Use Cases
7. TAS Problem Identify
a. Identified VoLTE Silent Call increase.
b. Realised only RTP Rx packet areexchanged and no Tx RTP packets areexchanged.
c. Further investigation proved thesymptom occurs more frequently on aspecific TAS (IP xx.xxx.xx.xx) .
d. Further detail packet analysis providedthe answer that there is no ‘SIP – Allow’field in case of silent call.
Rx RTP PacketNO!!! Tx RTP Packet
Individual
Tracing
Normal VoLTE Call : ‘Allow’ field exist Silent VoLTE Call : No ‘Allow’ field
Big Data Monitor, Troubleshoot & Analytics
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AEGIS
Use Cases
8. Proof of Value – Proposition from one of our Customers.
O&M Department Number of Daily Users
30~80 50~250
Etc
6
Optimization &CEM 42%
Analysis & Statistic41%
Monitoring11%
Call Centre Response69% ImprovedTime and Man powerResource 70% Improved
KPI definitionstandardised
Marketing Team toanalyse the trafficanalytics results
NetworkOperation
System Package Verification
Benchmarking – Supplement current Customer ways
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Eight, Twenty or Forty Phone interface supported
20 UE interface
XCAL-MO II XCAL-MTS XCAL-P8+40 UE interface – further extendable
8 UE interface
We can help you prepare your current benchmarking campaign with much
simpler configuration and immediate arrangements. Call scenario shall bethe same as Customer’s configuration.
Tablet and Handheld Measurement – Indoor & Stadium
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XCAL-Harmony
XCAL-Harmony(Master)
Cable-less, lightweight, stealth-mode indoor/outdoor benchmarking
solution with tablet PC - control up to six smartphones and a scanner
Smartphones(up to 6)
Scanner(PCTEL IBFlex)
Tablet and Handheld Measurement – Indoor & Stadium
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XCAL-Harmony
Use Case
Tablet and Handheld Measurement – Indoor & Stadium
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Measurement and analysis
Contacts
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Technical [email protected]
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