Quick Guide of
XCAPCAP-M M Analyzer Analyzer 2015 September
Contents 1.
Overview
2.
Get Getting ing Starte rted
3.
Parsing ing Log Log Dat Data
4. Open Openin ing g Call Call Sta Stati tist stic icss Wind Window ow 5. Filte Filterin ring g Data Data in Call Call Stati Statisti stics cs Window Window 6. Synch Synchro roniz nizing ing Data Data in Multi Multiple ple Ana Analys lysis is Window Windowss 7. Analy Analyzin zing g in in Logg Logging ing Messag Message e View Viewer er 8.
Anal Analy ysis sis Wi Window ndowss
9. Publ Publis ishi hing ng Repor eports ts Appendix1. LTE FTP – Call Flow & Call Events Appendix2. VoLTE – Call Flow & Call Events
Contents 1.
Overview
2.
Get Getting ing Starte rted
3.
Parsing ing Log Log Dat Data
4. Open Openin ing g Call Call Sta Stati tist stic icss Wind Window ow 5. Filte Filterin ring g Data Data in Call Call Stati Statisti stics cs Window Window 6. Synch Synchro roniz nizing ing Data Data in Multi Multiple ple Ana Analys lysis is Window Windowss 7. Analy Analyzin zing g in in Logg Logging ing Messag Message e View Viewer er 8.
Anal Analy ysis sis Wi Window ndowss
9. Publ Publis ishi hing ng Repor eports ts Appendix1. LTE FTP – Call Flow & Call Events Appendix2. VoLTE – Call Flow & Call Events
1. Overview 1-1. XCAP Analyzer [XCAP Analyzer]
[XCAL DM]
•
•
•
•
Real-Time Field Test Tool Mobile data is displayed in PC or saved as a file in real time.
•
Post-Processing Tool
•
DM data collected via XCAL DM is analyzed in detail.
-
DM message (CAI, RF environment, etc.)
Collected data is analyzed in various formats by using various analysis functions.
-
Upper layer message (TCP/IP, UDP, etc.)
-
Data from mobile
To measure status of mobile and network quality.
•
•
Analysis in Map, Graph, Table, Table, Viewer screens
To diagnose mobile status and network quality.
2. Getting Started 2-1. Executing XCAP Analyzer Analyzer Program Program 1. DoubleDouble-cli click ck XCAP XCAP Analyz Analyzer er icon icon
in Deskt Desktop. op.
2. XCAP Analyzer Analyzer program program is executed, executed, and and main main window window appears. appears.
2-2. General Workflow of XCAP Analyzer 1. Parse Parse log log data data (Crea (Creating ting a new new Model). Model). 2. Open Open [Call [Call Statis Statistic tics] s] windo window w. 3. Filter data data in [Call Statistics] window (by using [Event [Event Filtering] and [Column Setting] Setting] options). options). 4. Synchroni Synchronize ze data data in various analysis analysis windows; windows; Graph, Graph, Table, Table, Map, Map, and etc. 5. Investig Investigate ate and and analyze analyze mobile status status and network network quality quality.. 6. Publ Publis ish h repor reports ts..
2. Getting Started 2-3. Map Engine Setting To display and analyze data in map screen, map engine option should be configured in advance. XCAP Analyzer supports MIF and MapXtreme engine types.
1
[Selecting Map Engine] 1.
Sele Select ct a map map engi engine ne from from main main [Men [Menu] u] – [Tools] –
3
[Options] – [Map Property] tab – [Map Engine Setting]. 2.
Chang Changed ed map engine engine settin setting g is is to be appl applied ied after after the the
2
program is restarted.
[Importing Map File] 3.
Clic Click k mai main n [Me [Menu nu]] - [T [Tools ools]] – [Options] – [Map
4 5
Property] tab – [Map] – [Map Layer Control] button. 4.
[Lay [Layer er Cont Contro rol] l] scre screen en appe appear ars. s.
5.
Click Click [Add] [Add] butt button on to impo import rt corr corresp espond onding ing map file. file.
6.
Click [OK].
6
2. Getting Started 2-3-1. Map Engine Setting - MIF MIF map files have to be converted into Geo map format. Then XCAP Analyzer loads Geo map file to display and analyze.
2 3
[Converting to Geo file] 1.
Select main [Menu] bar – [Tools] – [Map Manager].
2.
[Map Manager] window appears.
3.
Drag and drop MIF map file from File List to [Selected Files] filed.
4.
Configure a converted file name in [Map Name] entry field, and assign storage directory by clicking … icon for [Map Name].
5.
5
4
Click [Create].
[Displaying Geo file in XCAP Analyzer] 6.
Open a map analysis window.
7.
Right-click in the map analysis window, and select [Configure] – [Base Map].
8 8.
Select the converted Geo file.
9.
Click [Open].
9
2. Getting Started 2-3-2. Map Engine Setting - MapXtreme 3 1.
Open a map analysis window in the workspace.
2.
4
Right-click on the map analysis window and select [Configure] – [Map Layer Control].
5
3.
[Map Layer Control] window appears.
4.
Click [Open Tables] icon at the left top
6
corner. 5.
Select a MapExtreme map file (*.tab) file.
6.
Make sure if the selected map file is shown in the Preview screen properly.
7.
Click [OK].
7
2. Getting Started 2-4. GUI Menu
Main Icon Bar
Map Bar
Graph Bar
Viewer Bar
3. Parsing Log Data 3-1. Creating a New Model (1) XCAP Analyzer converts the log files collected from XCAL DM to a Model which is an analyzable format in various analysis types.
1. Click [New] icon from main Icon bar. 1
2. [Logging Files…] window appears. 2
3. Parsing Log Data 3-1. Creating a New Model (2)
3. Drag and drop a log file from File List to [Selected Files] field. •
3
[Batch#] tab: Several logging files can be dropped in a [Batch#] tab. Each Batch tab creates one Model folder.
4. Select a model creation option. •
4
•
5
6
[Merge]: One model is created merging several log files. [Concurrent] option creates a model arranging data of several log files in time base.
5. Configure [Sampling Interval]. For details, see next page. •
8
[Separate]: Models are created for each log fi le.
[Sampling Interval]: Default is set as 1 sec displaying average of log data in 1 second time period.
6. Click [Open]. 7. Model creation is started, and processing screen pops up while creating a new model. 8. A model is successfully created, and parameters are activated under the analysis tabs of [Graph], [Map], [Table], [CDF], [PDF], [Event], [Statistics].
3. Parsing Log Data 3-1-1. [Sampling Interval] Setting Log data is listed up in accordance with Sampling Interval setting. Default is set as 1 second.
•
[1 sec]: Lists up time stamp in 1 second unit and each time stamp displays average log data collected for 1 second.
•
[All]: Displays all collected log data with their respective time stamp information.
1 Sec Sampling
All Sampling
3. Parsing Log Data 3-2. Opening Existing Model Existing model, which is previously parsed from log data to model, can be opened in XCAP Analyzer. Without parsing log data, existing model can be opened saving parsing time.
1
Click [Open] icon from main Icon bar.
2
Designate a model folder to open, and click [Open].
3
Model is opened, and parameters are activated under each analysis tabs of [Graph], [Map], [Table], [CDF], [PDF], [Event], [Statistics].
3. Parsing Log Data 3-3. Main Window When model creation is completed successfully or existing model is opened, parameters are activated under the analysis type tabs of [Graph], [Map], [Table], [CDF], [PDF], [Event], [Statistics]. 1.
Select an analysis type tab, and double-click parameter from parameter tree to open in workspace.
Table
Map
CDF
Graph
PDF
4. Opening Call Statistics Window 4-1. Call Statistics Window Call Statistics window displays call result, call type, and RF parameter information of log data. For voice call log data, open [Voice/Video Call Statistics] window. 1.
Select [Statistics] analysis type tab.
2.
Double-click [PS Call Statistics] parameter.
3.
[PS Call Statistics] window is opened in the workspace.
1
2
3
•
•
Call Statistics section: Detailed call information including call result, start/end time, call type, and etc.
Summary section: Summarized call statistics of all calls
5. Filtering Data in Call Statistics Window 5-1. Column Setting (1) [Column Setting] option selects columns to be displayed in [Call Statistics] window. 1.
Right-click in [Call Statistics] window, and select [Column Setting].
2.
[Column Setting] window appears.
3.
Select checkboxes of columns to be displayed in [Call Statistics] window.
4.
Click [OK].
2 3 1
5. Filtering Data in Call Statistics Window 5-1. Column Setting (2) 5.
Only selected columns are displayed in [Call Statistics] window.
5. Filtering Data in Call Statistics Window 5-2. Event Filtering (1) [Event Filtering] option selects Call Events to be displayed in [Call Statistics] window. 1.
Right-click in [Call Statistics] window, and select [Event Filtering].
2.
[Event Filtering] window appears.
3.
Select checkboxes of Call Events to display in [Call Statistics] window.
4.
Click [OK].
2 3 1
4
5. Filtering Data in Call Statistics Window 5-2. Event Filtering (2) 5.
Only selected Call Events are displayed in [Call Statistics] window.
6. Synchronizing Data in Multiple Analysis Windows 6-1. Range To Sync [Range To Sync] option synchronizes data in specific range in different analysis windows. 1.
Open multiple analysis windows in different analysis types; Graph, Map, Table, and etc.
2.
Select certain data or certain range by dragging mouse.
3.
Right-click on the selected data, and select [Range to Sync]
4.
Data in identical range in different analysis windows are highlighted.
5.
To inactivate synchronization highlights, select [Range to Sync] from mouse menu once again.
4
2
3
7. Analyzing in Log Message Viewer 7-1. Logging Message Window [Logging Message] window displays detailed and filtered information of log file. 1.
Click [Logging Message] icon from Icon bar, or press [Ctrl + L] buttons on your keyboard.
2.
Icons in Viewer Bar shows/hides corresponding section in [Logging Message] window.
•
All Message View: Display all log code messages collected from XCAL DM. •
•
Filter Tree: Select the checkboxes of log packets to display, and only the selected log packets are displayed in [Filter Message] viewer section.
•
Detail Message: Display detail messages of the selected log packet.
Filter Message: Display filtered log code messages.
•
Hex Information: Display hex value of the selected message.
7. Analyzing in Log Message Viewer 7-1-1. Logging Message Window - [Export] All or filtered log packets can be exported and separately analyzed in xls, cvs, txt formats. 1.
Right-click in [All Message View] or [Filter Message] section in [Logging Message] window, and select [Export].
2.
[Message Export] window appears.
3.
Configure export options, and click [OK].
•
[Select Window]: All or filtered log code messages can be exported.
•
[Area]: Select messages to be exported; all, selected, bookmarked, range to synced.
•
[Export Option]: Select message viewer sections to be included in the exported file.
•
[Select Format]: Select a file format for export.
•
[Select Configuration]: This option is activated only when [Include Detail Message] is selected for [Export Option]. Select where to display detail and hexa messages in the exported file.
8. Analysis Windows 8-1. Monitoring KPI Parameters
8-2. Searching a Parameter
XCAP Analyzer lists up the most frequently used KPI
XCAP Analyzer offers parameter searching feature
parameters in parameter tree under tree names of
among multiple parameters in parameter tree.
[Technology KPI]. 1.
Click [+] icon of mother parameter tree to enlarge sub-trees.
2.
1.
Double-click a KPI parameter to open in the workspace.
Press [Ctrl + F] button on keyboard, and [Search Function to Lookup Parameter] screen appears.
2.
Enter any strings you want to search from parameter tree, and click [Find Next] button.
8. Analysis Windows 8-3. Favorite Info (1) [Favorite Info] reloads customized parameter window in the workspace. Different parameters in one analysis window and corresponding configurations are saved as Favorite and re-opened by simply clicking a Favorite name under [Favorite Info] tree. [Favorite Info] supports the analysis types of Graph, Map, Table, CDF, and PDF.
1.
2
Open and configure any analysis windows. Right-click in the analysis window, and select [Create Favorite].
2.
[Favorite List Name] screen appears.
3.
Enter a Favorite name. Click [OK].
3
1 4.
The new Favorite is listed under [Favorite List] parameter tree.
4
8. Analysis Windows 8-3. Favorite Info (2) [Creating a new Favorite in Favorite Manager]
1
Favorite list is added, edited, and deleted in [Favorite Manager]. 1.
Open [Favorite Manager] from main [Menu] – [Tools] – [Favorite Manager].
2.
[Favorite Info] window appears.
3.
Click [New] icon at the right top corner of [Favorite List]
3
2 4
5
section. 4.
Enter a new Favorite Info name in the entry field.
5.
Drag and drop any parameters from the parameter tree at
6
the right top corner of [Favorite Info] window to
7
[Parameter] section at the bottom. 6.
Select analysis types to apply the added Favorite.
7.
Click [OK].
8.
The new Favorite is added under [Favorite List] tree.
8
8. Analysis Windows 8-4. [Graph] Analysis (1) [Opening multiple parameters in one Graph window] 1.
Select [Graph] tab. Double-click a parameter in parameter tree, and Graph analysis window is opened in the workspace.
2.
Drag and drop more parameters in parameter tree to the previously opened Graph window while pressing [Alt] button in keyboard.
3.
More than two parameters are displayed in one graph window. Each parameter is displayed in graph in different colors.
1
3 Names of selected parameters
2
8. Analysis Windows 8-4. [Graph] Analysis (2) [Displaying Call Event in Graph window]
1 2
Voice and FTP call events are displayed in Graph analysis window by using the mouse menu of [Call Event] and [Call Event Filter]. 1.
Right-click in Graph analysis window and select [Call Event].
2.
Selected call events are marked in Graph window in different colors.
3.
2
Call Events to mark in Graph window is selected and configured in [Call Event Filter] window.
3
Success
Pending
8. Analysis Windows 8-5. [Map] Analysis (1) Log data with GPS information can be monitored and analyzed in Map analysis window. Multiple parameters are displayed in one Map analysis window by mouse drag and drop. When the log file includes Site and Repeater information, it also can be displayed in Map analysis window by using [Site Manager]. For details, refer to XCAP Analyzer User Guide.
1. Double-click a parameter from parameter tree.
1 2
2. Map analysis window is opened. 3. Double-click a data point in map screen, detailed
2
information is displayed in text tooltip.
[Copy to Clipboard] [Copy to Clipboard] captures the currently displayed map screen. The captured map screen is pasted the other tools or pages. 1. Right-click in Map analysis window and select [Copy to Clipboard].
3 2
8. Analysis Windows 8-5-1. [Map] Analysis – Area Binning (1) [Binning] feature is provided to (a) divide sections in certain area in map, (b) extract representative values of each bin, and (c) analyze the representative values of each bin in various analysis windows.
1 2
1. Right-click in Map analysis window, and select [Binning] – [Create Area].
2
2. Select certain area in map. 3. [Area Setting] window appears. 4. Double-click [Input] cells to configure names of [Large], [Medium], [Small] area and X/Y axis. Click [OK] . Names of Large, Medium, Small area can be administrative
3 2
4 2
districts such as Province, Cit y, Street. 5. Dividing sections in certain area is completed.
5 2
8. Analysis Windows 8-5-1. [Map] Analysis – Area Binning (2) 6. Right-click in Map analysis window, and select [Binning] – [Run].
1 2
7. [Set Binning Options] screen appears.
2 8. Configure representative value option from [Sampling
4 2
Function] such as Average, Medium, Median,
3 2
Maximum, Minimum, and etc. 9. Configure [Set Binning Option]. •
[Route Binning]: Divide sections along with test route.
•
[Area Binning]: Divide sections in certain area.
5 2
10. Click [OK].
6 2 11. [Area Binning Result] screen appears automatically. Find binning result. Click [OK]. 12. Binning results can be analyzed from [Route/Area Binning] parameter tree.
7 2
8. Analysis Windows 8-5-2. [Map] Analysis – Legend Setting Different parameters are displayed in different symbols and colors. Map legend can be edited for easier analysis. Legend box is shown inside Map analysis screen.
1. Right-click in Map analysis window, and select [Configure] – [Legend]. 2. [Map Setting] window appears. 3. Select parameter from Parameter List at the left. 4. Configure symbol types and colors. 5. Click [OK].
8. Analysis Windows 8-5-3. [Map] Analysis – Display Offset [Configuring Offset between different parameters in Map analysis window] When more than two parameters are displayed in one Map analysis window, offset between parameters can be configured from main [Menu] – [Tools] – [Options] – [Map Property] – [Display Offset]. Default is set as X axis: 2 0 pixel and Y axis: 1 0 pixel.
Two parameters are displayed in accordance with offset setting.
Legend Box: Different data is marked in different colors in accordance with legend setting.
8. Analysis Windows 8-6. [Table] Analysis (1) Table analysis window lists up data in time order. Summarized statistics data including total count, min, max, average values is displayed at the bottom.
[Opening multiple parameters in one Table window] 1.
Select [Table] tab. Double-click a parameter in parameter tree, and a Table analysis window is opened in the workspace.
2.
Drag and drop more parameters in parameter tree to the previously opened Table window.
1 2
2
8. Analysis Windows 8-6. [Table] Analysis (2) [Exporting data in Table window] All, selected, or synchronized to the other analysis window can be exported in *.xls format. 1.
Right-click in Table analysis window and select [File Exporting].
2.
[File Export] window appears.
3.
Configure file exporting options. Click [OK].
•
2
[File Name]: Click […] button to configure file name
and designate file directory. •
[Area]: Select data region to save. -
[All Msg]: Exports all log messages shown in Table window.
-
[Selected Msg]: Exports log messages selected by mouse drag in Table window.
1 2 -
[Synchronized Msg]: Exports log message region synchronized to another analysis windows.
•
[View]: Open the folder where the exported file is saved after completing file export.
3 2
8. Analysis Windows 8-7. [CDF/PDF] Analysis CDF graph displays accumulated data; thus the latest value is shown in 100%. PDF graph displays sum of each data; thus its total is shown in 100%.
[Opening multiple CDF/PDF parameters in one CDF/PDF graph window] 1.
Select [CDF] or [PDF] tab. Double-click a parameter in parameter tree, and a CDF or PDF Gable analysis window is opened in the workspace.
2.
Drag and drop more parameters in parameter tree to the previously opened CDF or PDF Graph window.
1 2
2
8. Analysis Windows 8-7-1. [CDF/PDF] Analysis – PIE/Bar Graph [Analysis in PIE/BAR Graph window] Graph, CDF, PDF parameters are displayed in PIE and Bar graph as well. PIE and BAR icons are activated in [Graph], [CDF], and [PDF] analysis windows. 1.
Open a Graph, CDF, PDF analysis window.
2.
Click PIE or BAR icon.
3.
Data is displayed in PIE or Bar graph.
[Data in Pie Graph]
[Data in Bar Graph]
8. Analysis Windows 8-8. [Event] Analysis [Event] tab lists up call events of each call and technology and only available parameters are activated. Descriptions of full event list for each technology is provided separately upon purchase of XCAP Analyzer. Examples of overall call flow and events of technology and is provided in the next pages. 1.
Select [Event] tab.
2.
1 in parameter tree and Event analysis window appears. Double-click a call name
1 2
2
8. Analysis Windows 8-9. [Statistics] Analysis Detailed statistical data of all call in the log file is listed up in parameter tree of [Statistics] tab. 1.
Select [Statistics] tab.
2.
Double-click a parameter in parameter tree and statistics window appears.
1 2
2
9. Publishing Reports 9-1. Particular User Report For further and detailed analysis, XCAP analyzer offers customized and automated report feature. Various types of customized reports are created in *.xls. 1.
Select a report type from main [Menu] – [Report] – (for particular users).
2.
[Voice Call Statistics Report] window appears.
3.
Select model, designate save directory, and click [OK].
4.
Generated report file in *.xls is saved in the designated directory.
9. Publishing Reports 9-2. Auto Reporting For further and detailed analysis, XCAP analyzer offers customized and automated report feature. Report file is generated for the analysis data in Graph and Map in *.xls and *.ppt format automatically. 1. Select main [Menu] – [Auto Reporting]. [Report] screen appears. 2. Click [New] icon in [Report List] section. Enter a new report name in the entry field. 3. Select analysis tab, and drag and drop parameter from parameter tree to parameter list section below. 4. Configure report options. 5. Click [Browse] button to designate save directory. Click [OK].
6 2
6. Report is generated in the designated directory.
2
3 2
1 2
4 2
5 2 5 2
Appendix1. LTE FTP – Call Flow & Call Events A1-1. Call Flow –Start and Release of a PS Call via QMICM EUTRAN / Server
UE Setup Start Call Start
UE
QMICM start network interface req
UE
QMICM success
UE - PC
DHCP Request
PC - UE
DHCP Ack
NAS
UL CCCH
Service Request rrcConnectionRequest
DL CCCH
rrcConnectionSetup
UL DCCH
rrcConnectionSetupComplete
DL DCCH
Security Mode Command
UL DCCH
Security Mode Complete
UL DCCH
Rrc connection reconfiguration
DL DCCH
Rrc connection reconfig. comp
EUTRAN / Server
UE
T.Setup
UE
Check IP and gateway - checking
Server
Check IP and gateway - checked
UE
Check Route - checking
Server
Check Route - checked
UE
ARP - Request
UE
ARP - Rerly
Traffic
UE
QMICM stop network interface req
UE
QMICM success
DL DCCH
Rrc connection release
Appendix1. LTE FTP – Call Flow & Call Events A1-2. Call Events [Fail Reason] Setup Fail
Timeout
Network Entry is not completed within Setup Time.
Core NW (DHCP) Fail
Allocation of IP to DHCP is failed within Setup Time.
Traffic Fail
Gateway Fail
Default GW is not allocated within Setup Time.
Timeout Fail
Access to server is failed within T.Setup Time.
Login Fail
Login is failed due to wrongly configured Host, Login ID, Passwrod.
Change Dir Fail File Open Fail
Wrong sub-directory, where is to be accessed after login is succeed, is configured. Wrong file name is configured.
[Success] FIN MASK
FIN/ACK of Control Port
Code221
FTP Code 221
Code226
FTP Code 226
File Size
Packet size is identical to file size.
FTP Client (221)
-> 221 Code is received first at FTP Client used in DM.
FTP Client (226)
-> 226 Code is received first at FTP Client used in DM.
Appendix1. LTE FTP – Call Flow & Call Events A1-3. Call Events – Air Drop (1) [Condition of Air Drop] [Air Drop] event is declared when the following conditions are satisfied.
LTE- RRC Connection Reestablishment Request
LTE- RRC Connection Reestablishment Reject
LTE- RRC Connection Reject
LTE- EPS MM Tracking area update reject
LTE- EPS MM Authentication reject
LTE- EPS MM Authentication failure
LTE- EPS MM Security mode reject
LTE- EPS SM Reject
If [Dormant Mode] is set, : When [Rx IP Packet] is encountered within configured time, Dormant mode is released.
Appendix1. LTE FTP – Call Flow & Call Events A1-3. Call Events – Air Drop (2) [Example of Air Drop] [Air Drop] event is declared due to ‘RRC Connection Reestablishment Request’. 1. Succeed accessing to FTP server. 2. Attempting ‘UL Data Arrival’ via RACH attempt. 3. Failed and aborted ‘UL DATA Arrival’. 4. Attempting ‘RRC Connection Reestablishment Request’, and declaring [Air Drop] event.
1 2
Access to FTP Server
3 2
[UL Data Arrival]
2
RACH attempt – Fail
Appendix1. LTE FTP – Call Flow & Call Events A1-4. Call Events – Pending [Condition of Pending] [Pending] event is declared when following [Pending] setting is satisfied. [Pending] event is declared when throughput keeps less than the configured # [Threshold] for the configured # [Interval] time after # [Start Time] is past after Traffic Start.
Throughput
•
[Start Time]: Start call after the
Threshold
configured # time after Traffic Start. •
[Interval]: Keep threshold conditions for the configured # time.
•
Pending!!
[Threshold]: Configure standard # byte.
Traffic Start
Time Start Time
TimeOut
Appendix1. LTE FTP – Call Flow & Call Events A1-5. Call Events – Low Throughput for FTP NT [Condition of Low Throughput] [Low Throughput] event is declared when following [Low Throughput] condition is satisfied. [Low Throughput] event is declared when average throughput, measured after the configured # [Start Time] is past after Traffic Start, is lower than the configured # [Ref. Throughput].
Throughput
•
[Ref. Throughput]: Configure standard Throughput value.
•
Ref. Throughput
[Start Time]: Configure Start time for FTP-
Low Throughput!!
NT test. Traffic Start
Time
Appendix1. LTE FTP – Call Flow & Call Events A1-6. Call Events – Time Out [Example of Time Out] [Time Out] event is declared when Network Entry is not completed within Setup Time. 1. Succeed accessing to FTP server. 2. Attempting to download 53 GByte in 23 seconds of Traffic Time. 3. [Time Out] event is declared because huge fluctuation is displayed while average throughput is shown as 14 Mbytes.
It is practically impossible to download files of 53 Gbytes in 23 seconds even the speed is stable. To optimize (to make it declare ‘Success’ event, put more time for Traffic Time or change download file.
2
Downloading file of 53 GBytes
Setup Time: 23 sec
2
* Detailed information of AutoCall Configuration can be monitored in [Detail Message] section in [Logging Message] window by selecting ‘Common – AutoCall Setting Information’ from filter tree.
3 2
Appendix2. VoLTE – Call Flow & Call Events A2-1. Call Flow – Outgoing Calls
UE(MO)
EUTRAN / IMS
Idle start Setup start Call start
UE(MT) Idle start
Dialing Start INVITE
Service request Rrc Connection Reqeust Rrc Connection setup Rrc connection setup complete Security Mode Command Security Mode Complete Rrc connection reconfiguration Rrc connection reconfig. comp
100 Trying
Paging
Appendix2. VoLTE – Call Flow & Call Events A2-2. Call Flow – Incoming Calls
UE(MO)
EUTRAN / IMS
UE(MT)
Paging
Service request Rrc Connection Reqeust Rrc Connection setup Rrc connection setup complete Security Mode Command Security Mode Complete Rrc Connection reconfiguration Rrc Connection reconfig. comp INVITE
Setup start 180 Ring 180 Ring
Transmission of Pick up
Appendix2. VoLTE – Call Flow & Call Events A2-3. Call Flow – Outgoing/Incoming Calls
UE(MO)
EUTRAN / IMS
UE(MT)
200 OK
Pick Up
200 OK for INVITE ACK ACK
Rrc Connection reconfig. Rrc Connection reconfig. Dedicated bearer context req(QCI1) Dedicated bearer context req(QCI1) Rrc Connection reconfig. Comp. Rrc Connection reconfig. Comp. Dedicated bearer context accept Ulinformation Transfer
Dedicated bearer context accept Ulinformation Transfer
RTP(Voice or Video) BYE BYE 200 OK 200 OK
Traffic start
Appendix2. VoLTE – Call Flow & Call Events A2-4. Call Events Idle Error
‘Rx INVITE’ is not received at incoming side.
Outgoing: Discrepant MIN is configured for ‘ Tx INVITE’ and ‘Request URI’.
Incoming: ‘Tx INVITE’ is received after ‘Rx INVITE’.
Setup
Outgoing: ‘SEND’ is transmitted and ‘Tx INVITE’ is not received.
No Traffic
Incoming: ‘SEND’ is transmitted after 180 RING and ‘TX 200 OK’ is not received.
Dial Error
Setup Fail – Time Out
Setup Time is expired while not satisfying Idle and Error conditions. Indicating DIP Response Code of 4##, 6##).
Call Drop
RTP Drop – BYE RTP Drop – Time Out
‘Rx IP Packet’ is not received for Dormant Time after declaring Call Drop. -
LTE- RRC Connection Reestablishment Request
-
LTE- RRC Connection Reestablishment Reject
-
LTE- RRC Connection Reject
-
LTE- EPS MM Tracking area update reject
-
LTE- EPS MM Authentication reject
-
LTE- EPS MM Authentication failure
-
LTE- EPS MM Security mode reject
-
LTE- EPS SM Reject
BYE Method is encountered during Traffic. Rx RTP Packet is not encountered during configured time period in Traffic.
Appendix2. VoLTE – Call Flow & Call Events A2-5. Call Events – SIP Status Code SIP Status Code has 6 classes. Followings are most important and frequently used Status Codes. •
•
1xx (Information) *
180Ringing: Bell is ringing on t he callee side.
*
183 Progress: Indicate 180 Ringing for communication with 1x.
2xx (Success) *
•
3xx (Redirection) *
•
•
•
200OK: Request is successful. 302 Moved Temporarily: User location information is redirected.
4xx (Client Error) *
400 Bad Request: The request includes wrong syntax information.
*
401 Unauthorized: User authentication is required.
*
480 Temporarily not available: Callee is not picking up the phone.
*
486 Busy Here: Callee is on the phone.
5xx (Server Error) *
500 Internal Server Error: Server is unable to conduct requests.
*
501 Not Implemented: Server does not support functions.
6xx (Global Failure) *
603 Decline: Callee is unable to attend or rejects attendance.
*
606 Not Acceptable: Media, bandwidth, address requested by Callee are inaccessible.
Appendix2. VoLTE – Call Flow & Call Events A2-6. Call Events – RTP Drop & Air Drop (1) [Condition of RTP Drop & Air Drop] [RTP Drop] and [Air Drop] events are declared under the following conditions.
[RTP Drop – BYE]: BYE Method is transmitted/received within Traffic Time.
[RTP Drop – Time Out]: Rx RTP does not exist for 10 seconds within Traffic Time.
[Call Drop]: Air Drop
Appendix2. VoLTE – Call Flow & Call Events A2-6. Call Events – RTP Drop & Air Drop (2) [Example of RTP Drop – BYE ] [RTP Drop] event is declared due to BYE message in SIP Packet. 1. Succeed processing Traffic stage after Setup. 2. Processing up to Random Access properly. 3. After MIB message, attempting rrcConnectionConfiguration, but BYE message exists in SIP packet. [RTP Drop – BYE] event is declared.
Traffic after Setup
BYE msg in SIP Packet within Traffic section
Appendix2. VoLTE – Call Flow & Call Events A2-6. Call Events – RTP Drop & Air Drop (3) [Example of RTP Drop – TimeOut] [RTP Drop] event is declared due to no packet transmitted/received at both outgoing/incoming mobiles. 1. SINR (20dB), RSRP (-85dBm), PDSCH BLER (100%), no Rx Packet in Packet Logging. 2. No packet for 10 seconds at outgoing/incoming mobiles, and [RTP Drop – TimeOut] is declared.
Tx Seq Num exists at M9; but Rx Seq Num does not exist after 597 at M10. In this case, it needs to be investigated the event is declared right after X2 HO.
No Wave Right after HO
Appendix2. VoLTE – Call Flow & Call Events A2-7. Call Events – Time Out [Example of Time Out] [Time Out] event is declared when Network Entry is not completed within Setup Time. 1. Succeed processing Traffic stage after Setup. 2. Attempting Handover. rrcConnectionReconfiguration and rrcConnectionReconfigurationComplete are received. 3. ‘Random Access’ is abnormally operated. 4. Rx Packet exists before rrcConnectionReconfiguration, but does not exist after handover. 5. ‘RTP Drop – 10 sec’ (Currently shown as ‘ Time Out’) is declared since Rx Packet does not exist for 10 seconds.
Traffic after Setup
No Rx Packet for 10 sec after Handover
