This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Call Flow Procedures in Actix (CS,PS,HSDPA & IRAT) Top right
corner for field-mark, customer or partner logotypes. See Best
practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Overview
PS R99 (Channel Switching) Call Flow with Examples in Actix
HSDPA Call Flow with Examples in Actix
IRAT Handover (CS & PS) Call Flow with Examples in Actix
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
UE
RRC: RRC Connection Setup Complete (DCCH)
RRC: Initial Direct Transfer - CM Service Request (DCCH)
RRC: Downlink Direct Transfer – Auth & Ciph Request
(DCCH)
RRC: Uplink Direct Transfer - Auth & Ciph Response (DCCH)
RRC: Security Mode Command (DCCH)
RRC: Security Mode Complete (DCCH)
RRC: Uplink Direct Transfer - SETUP (DCCH)
RRC: Downlink Direct Transfer – CALL PROCEEDING (DCCH)
RRC: Radio Bearer Setup (DCCH)
RRC: Downlink Direct Transfer – ALERTING (DCCH)
RRC: Radio Bearer Setup Complete (DCCH)
RRC: Downlink Direct Transfer - CONNECT (DCCH)
RRC: Downlink Direct Transfer – CONNECT ACK (DCCH)
RRC: Measurement Control (DCCH)
RRC: Measurement Report (DCCH)
RRC: Direct Transfer - Release (DCCH)
RRC: Uplink Direct Transfer – Release Complete (DCCH)
Total Call Time
Dropped Call
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
RRC Connection is released after the Call Release.
Call Setup Phase
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Connection released due to SP processing failure on Rrc Rb while
ILU15998 (346) was the only cell in the AS.
CS Drop Call – Example of UE Exceptions – Actix View
Continue To Next Slide
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
CS Drop Call – Example of UE Exceptions – UETR Analysis
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
-----------------------------------------------------------------------------------------------------------------------------
Recommended are upgrade of interim micro RBS solution to macro for
ILU15937, and change of ILU36139 (402) and ILU15407 (266)
electrical tilt.
Drop Call – Example of No Dominant Server – Actix View
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
RSCP and Ec/No deteriorated instantly at W Lawrence Ave after
sudden drop in ILU16128 (395) RSCP and Ec/No which remained the
only cell in the AS. UE sent number of e1a measurement reports for
adding ILU13128 (227) to the AS but couldn't receive ASU due to bad
Ec/No in downlink.
Drop Call – Example of T-ASU Timer expiry – Actix View
Continue To Next Slide
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Drop Call – Example of T-ASU Timer expiry – UETR Analysis
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Lack of dominant server around Central Rd south of ILU1339. Large
area missing UMTS sites. ILU14059 (357), ILU02249 (116), ILU13398
(204), ILU14057 (341), ILU04637 (125), ILU00368 (12) and ILU14077
(389) signals measured similarly within the area. After started
call setup on ILU00368 (12) UE sent number of e1a measurement
reports but couldn't get ASU due to bad Ec/No in downlink so
finally UTRAN released connection after T_RABEST_1 timer
expiry.
Setup Failure – Example due to T_RABEST_1 Timer Expiry
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Setup Failure – Example of N300 Timer Expiry –Actix View
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
RNC
RRC: RRC Connection Setup Complete (DCCH)
RRC: Initial Direct Transfer - CM Service Request (DCCH)
RRC: Downlink Direct Transfer – Auth & Ciph Request
(DCCH)
RRC: Uplink Direct Transfer - Auth & Ciph Response (DCCH)
RRC: Security Mode Command (DCCH)
RRC: Security Mode Complete (DCCH)
RRC: Uplink Direct Transfer – SM ACTIVATE PDP CONTEXT REQUEST
(DCCH)
RRC: Radio Bearer Setup (DCCH)
RRC: Downlink Direct Transfer – SM ACTIVATE PDP CONTEXT ACCEPT
(DCCH)
RRC: Radio Bearer Setup Complete (DCCH)
RRC: Measurement Control (DCCH)
RRC: Measurement Report (DCCH)
RRC: Uplink Direct Transfer – SM Deactivate PDP Context Request
(DCCH)
RRC: Direct Transfer – SM Deactivate PDP Context Accept
(DCCH)
RRC: RRC Connection Release (DCCH)
Call Setup Phase
RRC: Transport Channel Reconfiguration Complete (DCCH)
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Call Setup Phase
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
PS R99 Drops-1 – UE reselected cell from different RA after Radio
bearer was reconfigured to Cell_FACH. Connection was released with
‘directed signalling connection re_establishment’ cause.
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
RRC Connection Rejection because of Congestion
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
64/128/384 & 384/128/64
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
RNC
RRC: RRC Connection Setup Complete (DCCH)
RRC: Initial Direct Transfer - CM Service Request (DCCH)
RRC: Downlink Direct Transfer – Auth & Ciph Request
(DCCH)
RRC: Uplink Direct Transfer - Auth & Ciph Response (DCCH)
RRC: Security Mode Command (DCCH)
RRC: Security Mode Complete (DCCH)
RRC: Uplink Direct Transfer – SM ACTIVATE PDP CONTEXT REQUEST
(DCCH)
RRC: Radio Bearer Setup (DCCH)
RRC: Downlink Direct Transfer – SM ACTIVATE PDP CONTEXT ACCEPT
(DCCH)
RRC: Radio Bearer Setup Complete (DCCH)
RRC: Measurement Control (DCCH)
RRC: Measurement Report (DCCH)
RRC: Uplink Direct Transfer – SM Deactivate PDP Context Request
(DCCH)
RRC: Direct Transfer – SM Deactivate PDP Context Accept
(DCCH)
RRC: RRC Connection Release (DCCH)
Call Setup Phase
RRC: Transport Channel Reconfiguration Complete (DCCH)
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Channel Switching
Channel Switching
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
RNC sent Transport channel Reconfiguration message
To upswitch from 64k to 128k.
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Radio Link Addition
Not a HS Cell Change. Here the procedure is to realign the
parameters.
E1D:
RRC: RRC Connection Setup Complete (DCCH)
RRC: Uplink Direct Transfer – SM ACTIVATE PDP CONTEXT REQUEST
(DCCH)
RRC: Downlink Direct Transfer – SM ACTIVATE PDP CONTEXT ACCEPT
(DCCH)
RRC: Measurement Report (e1a) (DCCH)
RRC: Active Set Update (DCCH)
RRC: Active Set Update Complete (DCCH)
RRC: Physical Channel Reconfiguration (DCCH)
RRC: Physical Channel Reconfiguration Complete (DCCH)
RRC: Measurement Report (e1d) (DCCH)
RRC: Active Set Update (DCCH)
RRC: Active Set Update Complete (DCCH)
RRC: Physical Channel Reconfiguration (DCCH)
RRC: Physical Channel Reconfiguration Complete (DCCH)
KPI
HS Cell Change time
Call Setup Time
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
E1A:
Radio Link Addition
Not a HS Cell Change. Here the procedure is to realign the
parameters.
E1D:
HS Cell Change time
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
UE
RNC
MSC/
MGW
BSC
BSSMAP: Handover Request
Timer: T_RELOC_Prep
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
Handover to GSM. UE performs RA update in GSM
Handover to GSM. Handover Complete message in GSM indicates
successful Handover
UE
RRC: Uplink Direct Transfer – SM ACTIVATE PDP CONTEXT REQUEST
(DCCH)
RRC: Radio Bearer Setup (DCCH)
RRC: Downlink Direct Transfer – SM ACTIVATE PDP CONTEXT ACCEPT
(DCCH)
RRC: Radio Bearer Setup Complete (DCCH)
RRC: Measurement Control (DCCH)
RRC: Transport Channel Reconfiguration Complete (DCCH)
RRC: Active Set Update (DCCH)
RRC: Active Set Update Complete (DCCH)
RRC: Transport Channel Reconfiguration (DCCH)
RRC: Transport Channel Reconfiguration Complete (DCCH)
RRC: Measurement Report (e3a) (DCCH)
RRC: Measurement Report (e2d) (DCCH)
RRC: Physical Channel Reconfiguration (DCCH)
RRC: Physical Channel Reconfiguration Complete (DCCH)
RRC: Cell Change Order From UTRAN (DCCH)
RRC: Handover From UTRAN (DCCH)
RRC: Downlink Direct Transfer – Connect (DCCH)
RRC: Uplink Direct Transfer – SM Alerting (DCCH)
RRC: Measurement Control (DCCH)
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
2006-08-21
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential
*
Top right corner for field-mark, customer or partner logotypes. See
Best practice for example.
Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5
20 pt
Ericsson Confidential