Umts Network Kpi

8/11/2019 Umts Network Kpi

1/42

Appendix U12

UMTS Network KPI

This Appendix is incorporated into the Original Agreement between Seller and Purchaser asprovided in the UMTS (i!th" Amendment to the Original Agreement#

A$$ MAT%&'A$S ')$U*%* +%&%' A&% )O'*%T'A$ U$%SS OT+%&,'S% '*')AT%*# Thein!ormation contained herein is intended onl- !or the person or entit- to which it is addressed and ma- containcon!idential and.or privileged material# An- review/ retransmission/ dissemination/ or other use or reliance uponthis in!ormation b- persons or entities other than the intended recipient is prohibited# The in!ormation providedherein is sub0ect to protection !rom disclosure/ reproduction and use as set !orth in the Mutual ondisclosure

Agreement entered in to b- Seller and TMobile USA/ 'nc#

TMobile USA/ 'nc# 1 o! 2Strictl- )on!idential and Proprietar- 3.24.241UMTS etwor5 6P'/ Appendix U12


2/42


3/42

Table o Contents

UMTS NETWORK KPI..........................................................................................................................................................1

1 INTRODUCTION..........................................................................................................................................................5

1.1 SUMMARYOFLEVEL-1 KPI ANDTARGETS.............................................................................................................5

2 PERFORMANCE COMMITMENTS AND REQUIREMENTS...............................................................................8

2.1 MILESTONEDEFINITION..........................................................................................................................................82.2 SCOPE......................................................................................................................................................................8

2.3 GENERALREQUIREMENTS.......................................................................................................................................82.4 CONTRACTUALKPI COMMITMENTS.......................................................................................................................9

3 UTRAN LEVEL-1 KEY PERFORMANCE INDICATORS......................................................................................9

3.1 CIRCUITSWITCEDLEVEL-1 KEYPERFORMANCEINDICATORS.............................................................................9

3.1.1 Circuit Switched Call Setup.............................................................................................................................10

3.1.2 RRC Establishment Causes..............................................................................................................................113.1.3 CSV Access Failure..........................................................................................................................................11

3.1.4 CSV Drop.........................................................................................................................................................13

3.1.5 CSV Qualit......................................................................................................................................................1!

3.1.6 CSV Cell Capacit............................................................................................................................................1"

3.1.7 CSV So#t$So#ter %ando&er '&erhead...............................................................................................................1(3.1.8 CSV )nter*Radio Access +echnolo, %ando&er Failure..................................................................................1-

3.1.9 CSV Call Setup +ime........................................................................................................................................0

3.1.10 CSD Access Failure.....................................................................................................................................13.1.11 CSD Drop....................................................................................................................................................

3.1.12 CSD Qualit................................................................................................................................................3

3.1.13 CSD Call Setup time....................................................................................................................................!

3.2 PACKETSWITCEDLEVEL-1 KEYPERFORMANCEINDICATORS............................................................................253.2.1 /acet Switched Call Setup..............................................................................................................................

3.2.2 /SD Access Failure.........................................................................................................................................."

3.2.3 /SD Drop.........................................................................................................................................................-

3.2.4 /SD 2atenc.....................................................................................................................................................3.2.5 /SD +hrou,hput...............................................................................................................................................

3.2.6 /SD Call Setup +ime........................................................................................................................................313.2.7 /SD )nter*Radio Access +echnolo, %ando&er Failure..................................................................................31

3.2.8 /SD )RA+ )nterruption time.............................................................................................................................333.2.9 %SD/A Access Failure.....................................................................................................................................3!

3.2.10 %SD/A Drop................................................................................................................................ ............ ...3

3.2.11 %SD/A 2atenc............................................................................................................................... ............3"

3.2.12 %SD/A +hrou,hput.....................................................................................................................................3(3.2.13 %S4/A +hrou,hput.....................................................................................................................................3

3.2.14 %SD/A Data Session Setup +ime.................................................................................................... ............!0

3.3 SYSTEMAVAILA!ILITY..........................................................................................................................................4"

3.3.1 A&era,e Cell A&ailabilit..................................................................................................................................!13.3.2 A&era,e Cell 5on*6aintenance A&ailabilit....................................................................................................!1

3.4 COMPARISONOFUMTS ANDGSM NETWORKPERFORMANCE............................................................................42

3.5 IMPACTOFUMTS ONGSM NETWORKPERFORMANCE........................................................................................42

4 UTRAN LEVEL-2 KEY PERFORMANCE INDICATORS....................................................................................43

TMobile USA/ 'nc# ; o! 2Strictl- )on!idential and Proprietar-

UMTS etwor5 6P'/ Appendix U12 24#43#241


4/42

! Intro"uction

The purpose o! this Appendix U12 is to de!ine etwor5 6e- Per!ormance 'ndicators (6P'" !or the UMTS

drive test/ UT&A counter based measurements and per!ormance targets and !ormulas !or each o! the

6P'# All capitalied terms/ acron-ms/ and de!initions used in this Appendix U12 are listed in either the

UMTS Acron-ms and *e!initions (Appendix U13"/ or in the Original Agreement#

The UT&A 6P' de!inition and development e!!ort is per!ormed at the two levels as de!ined belowB

$evel1 6P'B are the highlevel metrics used !or overall service Cualit- measurement and monitoring

the health o! Purchaser@s UT&A etwor5# These metric de!initions shall be agreed to b- Seller/

and SellerDs implementation o! the $evel1 metrics shall be in compliance with PurchaserDs

de!initions de!ined in this Appendix U12#

$evel2 6P'B are the detailed engineering level metrics that shall be used !or engineering/

dimensioning the etwor5/ the investigation and troubleshooting o! problem areas in the UMTS

etwor5#

Summar# o $e%el&! KPI an" Tar'ets

KPI Parameter Table

(eerence

Pre&$aunch

)Milestone !*

$aunch

)Milestone +*

Post $aunch

)Milestone ,*

)SE Access ailure &ate Table ; F 2#4 G F 2#4 G F 2#4 G

)SE *rop &ate Table : F 2#4 G F 2#4 G F 2#4 G

)SE Hualit- (*$" Table 3 ?:thpercentile

o! samples F

2#4 G >$%&

?:thpercentile o!

samples F 2#4 G

>$%&

?:thpercentile

o! samples F

2#4 G >$%&

)SE Hualit- (U$" Table 3 ?:thpercentile

o! samples F

2#4 G >$%&

?:thpercentile o!

samples F 2#4 G

>$%&

?:thpercentile

o! samples F

2#4 G >$%&

)ell )apacit- Table 14 I 4 U- AM(

!+.+k

(provided it is

achieved in &

design"

I 4 U- AM(

!+.+k (provided it

is achieved in &

design"

Measure and

report

So!t.So!ter +andover

Overhead

Table 12 F 1#9 F 1#9 F 1#=

)SE '&AT ailure &ate Table 1 .A F :#4 G F :#4 G

JEoice )all Setup time

(Mobile to PST"

Table 1: ?:thpercentile

F 9 seconds

?:thpercentile F 9

seconds

?:thpercentile F

9 seconds

JEoice )all Setup time Table 1: ?:thpercentile ?:thpercentile F ?:thpercentile

TMobile USA/ 'nc# o! 2Strictl- )on!idential and Proprietar-



5/42

(Mobile to Mobile" F ? seconds ? seconds F ? seconds

)S* Access ailure &ate Table 1= F ;#4 G F 2#4 G F 2#4 G

)S* *rop &ate Table 1? F 2#: G F 2#: G F ;#4 G

()ounter"

F 2#: G (*rive

Test"

)S* Hualit- (*$" Table 21 ?:thpercentile

o! samples F

1#4 G >$%&

?:thpercentile o!

samples F 1#4 G

>$%&

?:thpercentile

o! samples F

1#4 G >$%&

)S* Hualit- (U$" Table 21 ?:thpercentile

o! samples F

1#4 G >$%&

?:thpercentile o!

samples F 1#4 G

>$%&

?:thpercentile

o! samples F

1#4 G>$%&

J)S* )all Setup time Table 22 #A ?:thpercentile F ?seconds

#A

PS* Access ailure &ate Table 2 F 2#4 G F 2#4 G F 2#4 G

PS* *rop &ate Table 29 F 2#: G F 2#4 G F 2#4 G

JPS* $atenc- (an- &??

&A>"

Table 23 #A ?:thpercentile

F 244ms

#A

PS* &?? Average *$throughput (5bps"

(Unloaded"

Table ;1 I 24 I 24 I 1:4 ()ounter"

I 24 (*rive

Test"

PS* &?? Average *$

throughput (5bps"

($oaded"

Table ;1 I 214 I 214 I 1:4 ()ounter"

I 214 (*rive

Test"

PS* &?? Average U$

throughput (5bps"

(Unloaded"

Table ;2 I 244 I 244 I 1:4 ()ounter"

I 244 (*rive

Test"

PS* &?? Average U$

throughput (5bps"

($oaded"

Table ;2 I 134 I 134 I 1:4 ()ounter"

I 134 (*rive

Test"

JPS* )all Setup time Table ; #A ?:thpercentile

sessions F :

#A

TMobile USA/ 'nc# : o! 2Strictl- )on!idential and Proprietar-



6/42

seconds

PS* '&AT ailure &ate Table ;9 .A F :#4 G F :#4 G

PS* '&AT 'nterruption time Table ;? #A ?:th percentile

F 12 seconds

#A

PS* '&AT User *ata

'nterruption time

Table ;? #A Measure and&eport

#A

+S*PA Access ailure

&ate

Table 1 F 2#4 G F 2#4 G F 2#4 G

+S*PA *rop &ate Table ; F ;#4 G F 2#4 G F 2#4 G

J+S*PA $atenc- Table : #A ?:thpercentile

sessions F 144

ms

#A

Stationar- Maximum *$

+S*PA >it &ate (5bps"

under no load (U%

)ategor- 12"

Table = I 1;44 I 1;44 I1;44

(at &$) $a-er

using counter"

Stationar- Maximum *$

+S*PA >it &ate (5bps" with

:4G *$ loading (U%

)ategor- 12"

Table = I 1144 I 1144 #A

+S*PA Average *$Throughput (5bps" !or U%

categor- 12 under no load

Table 3 I =44 I =44 I =44

(at o!! pea5"

+S*PA Average *$

Throughput (5bps" !or U%

categor- 12 under :4G *$

loading

Table 3 I 944 I 944 #A

+SUPA Stationar- Pea5

throughput (5bps" !or U%

)ategor- ; (1#: Mbps"

Table :4 I 1144 I 1144 Measure and

&eport

+SUPA Stationar- Average

throughput (5bps" !or U%

)ategor- ; (1#: Mbps"

Table :4 I :44 I :44 Measure and

&eport

J+S*PA Session Activation

time

Table :1 #A ?:thpercentile

sessions F :

seconds

#A

TMobile USA/ 'nc# 9 o! 2Strictl- )on!idential and Proprietar-



7/42

JAverage )ell Availabilit-

6P'

Table :; #A #A #AJJ

JAverage )ell on

Maintenance Availabilit-

6P'

Table :: #A #A #AJJ


8/42

S-stem Acceptance (Appendix U19"# As terminal per!ormance ma- also have an impact on theper!ormance/ the brand and model o! terminal to be used !or the tests shall be mutuall- agreed to b-Seller and Purchaser#

)ounter based statistics !or $evel1 6P' shall cover all tra!!ic classes and include all causes o!

!ailures.successes to indicate end to end per!ormance as viewed b- UT&A#

Contractual KPI Commitments

The !ollowing 6P's and targets shall be valid !or the li!etime o! the etwor5/ provided that there is a Support

Agreement in place !or the Seller provided S-stems#

Table +1 KPI Parameter Commitment or the lietime o the UMTS Network

SN KPI Parameter Tar'et

1 )SE )all Setup Time (Mobile to PST" F 9 seconds

2 )SE )all Setup Time (Mobile to Mobile" F ? seconds

; )S* )all Setup time (Mobile to Mobile" F ? seconds

PS* $atenc- an- &?? &A> F 244 ms

: PS* )all Setup Time F : seconds

9 +S*PA $atenc- F 144ms

= +S*PA *ata Session Setup Time F : seconds

3 )ell Availabilit- As per Table :;

? )ell Availabilit- (onMaintenance" As per Table ::

The UMTS etwor5 is expected to meet or exceed the 6P' targets speci!ied in this Appendix U12 within the

UMTS Service Area with or without loading the UMTS etwor5#

Seller commitment applies to $evel1 6P' !or achieving target values at the milestone applicable to 6P'#

6P' counter metrics shall be based on UT&A view o! etwor5 Per!ormance# Seller shall provide all$evel1 6P' counters used in the !ormulas de!ined in this Appendix U12 at Milestone2 with theexception o! S&> counters !or Access ailure# Seller shall provide all $evel1 6P' reports !or 6P'

Acceptance#

Purchaser shall de!ine 6P' $evel2 reCuirements as outlined in Section #

3 UT(AN $e%el&! Ke# Perormance In"icators

This Section describes the UT&A $evel1 6P'/ or high level service metrics# $evel1 6P' is subdivided into two basic service domainsB the )ircuit Switched ()S" domain that includes Eoice and Eideocalls/ and the Pac5et Switched (PS" domain that includes &?? Pac5et *ata and +S*PA.+SUPA *ataSessions#

Circuit Switche" $e%el&! Ke# Perormance In"icators

The two (2" t-pes o! services in the )S domain are )ircuit Switched Eoice ()SE" and )ircuit Switched*ata ()S*"#




9/42

,.!.! )ircuit Switched )all Setup

The setup o! a )S service is comprised o! three basic steps (see igure 1"# irst/ U% must accessthe UT&A and establish an &&) connection# Once this connection is completed the on AccessStratum (AS" messages are exchanged between the U% and the )ore etwor5 ()" e#g# )MService &eCuest/ Authentication/ Securit-/ etc# The last step o! the call setup is the establishment o!a &adio Access >earer (&A>" between the ) and the U%#

2i'ure !1 Call Setup 3lock Dia'ram

igure 2 illustrates a call setup !low diagram !or a )S mobile originated call# '! a problem occursbetween &&) )onnection &eCuest (step 1"/ and &AAPB &A> Assignment &esponse (step 2="/

Alerting.)onnect (step 2?" in case o! drive test/ it is considered an Access ailure# An- &A>abnormal release a!ter &A> Assignment &esponse (in case o! )ounter ormula"/ Alerting.)onnect

message (in case o! *rive Test ormula" is considered a dropped call#

TMobile USA/ 'nc# ? o! 2Strictl- )on!idential and Proprietar-


%stablish&&)

)onnection

on AccessStratum

Messaging

&adioAccess>earer(&A>"Setup


10/42

2i'ure +1 Circuit Switche" Call Setup 2low Dia'ram

,.!.+ &&) %stablishment )auses

Table 1 provides a list o! &&) establishment causes# ,hen the U% attempts to setup a &&))onnection with the UT&A/ the U% sends a &&) )onnection &eCuest message# %mbedded within

this message is an in!ormation element that communicates the establishment cause !or theconnection reCuest# This establishment cause shall be utilied to di!!erentiate )S and PS call 6P'related to Access ailure# Separate counters !or each tra!!ic classes !or ever- &&) )onnection&eCuest and &&) )onnection )omplete (as per ;ac5ground )all

? %mergenc- )all

14 'nter&AT )ell reselection11 'nter&AT )ell change order

12 &egistration

1; *etach

1 Originating +igh Priorit- Signaling

1: Originating $ow Priorit- Signaling

19 )all reestablishment

1= Terminating +igh Priorit- Signaling

13 Terminating $ow Priorit- Signaling

1? Terminating K cause un5nown

,.!., )SE Access ailure

Access !ailure is the product o! the &&) )onnection ailure/ AS Setup ailure and the &A>%stablishment ailure# &&) )onnection Success is counted when the &) receives a &&) Setup)omplete !rom the U%# AS Setup is considered success!ul when the signaling messages in thecall !low during call setup !low is success!ull- completed b- relevant etwor5 %lements# A &A> is




11/42

considered success!ull- established when the &A> Assignment &esponse is sent b- &) to the)#

-uation !1 CSV Access 2ailure (ate )Counter 2ormula*

144J

#$R%&

#$R%&'

&

&'

&

&1

CSV7uestAssi,nmentRA8

CSVsponseAssi,nmentRA8

SR8Attempt

SR8Success

AttemptConnectionRRC

SuccessConnectionRRC

The above !ormula de!inition shall be met with the !ollowing Seller@s counters#

144J

U()*+C-(S%%/0$*,0A((%-N4R*E(

U()*+C%S%%/0$*,0S//-N4R*E('

,,#C$U()*+C%C4++%/(R%6-T4(N4R)/

*+C%,,#CS//$U()C4++%/(R%6-T4(N4R)/1

Seller shall develop S&> counters b- &A &elease P3# Seller and Purchaser agreed to use ??#?;GS&> success rate until S&> counters per )S and PS domain are made available at P3#

As an interim solution/ it shall be de!ined as a drop rate o! 2G over an average call length o! ?4seconds/ the probabilit- o! dropping the S&> during the direct trans!er phase is ;s.?4sJ2GL 4#4=G#'! during the deplo-ment/ !ault rates higher than 4#1G are observed/ seller shall develop counters inP=#

Measurement Con"ition1

'n case o! multiple &&) connection reCuests onl- the !irst &&) connection reCuest shall be ta5eninto consideration !or 6P' calculation#

Table +1 CSV Access Term Deinition

Ke# Perormance In"icator Term Deinition

#RRC Connection Success (CSV) The number o! success!ul &&) )onnection )ompletewith an- establishment cause that lead to )SE &A>#

#RRC Connection Attempt (CSV) The number &&) )onnection &eCuest Messagesreceived with an- establishment cause that leads to a)SE &A>#

#RAB Assignment Response (CSV) The number o! &AAPB &A> Assignment &esponsemessages sent !rom the &) to the MS) !or a voicecall#

#RAB Assignment Request (CSV) The number o! &AAPB &A> Assignment &eCuestmessages sent !rom the MS) to the &) to establish a

voice call#

# SRB Attempt The number o! &&) )onnection )ompletes that willlead to an 'nitial *irect Trans!er to the )S domain andwill also lead to a )SE &A> Assignment &eCuest#

# SRB Success The number o! )SE &A> Assignment &eCuests

-uation +1 CSV Access 2ailure (ate )Dri%e Test 2ormula*




12/42

=

CallsCSV

CallsCSV

7uestConnectionRRC

ConnectAlertin,CC

ailureRateCSVAccessF

7

7

R%7

87

1'1""


'n the event that there are several consecutive &&) )onnection &eCuest onl- the !irst &&) connection

reCuest shall be ta5en into account !or the 6P' calculation#

)alls are considered as !ailed during access when a connection is attempted and the U% does not receive

Alerting.)onnect message in case o! drive test measurement# or OSS &AAPB &A> Assignment

&esponse message !rom the &) to core etwor5 is considered as a call success!ul setup#

Table ,1 CSV Access 2ailure (ate KPI

Pre&$aunch $aunch Post&$aunch

4 +.5 6 4 +.5 6 4 +.5 6

,.!.7 )SE *rop

)ircuit Switched Eoice *rop measures the etwor5@s inabilit- to maintain a call# )SE *rop isde!ined as the ratio o! abnormal speech disconnects/ relative to all speech disconnects (both normaland abnormal"#

A normal disconnect is initiated b- a &A> *isconnect &AAP message !rom the MS) at thecompletion o! the call# An abnormal &A> disconnect includes &adio $in5 ailures/ U$ or *$inter!erence or other reason and can be initiated b- either UT&A or )#

-uation ,1 CSV Drop (ate )Counter 2ormula*

144J

+

#$R%$R%&

#$R%&1

CSVleaselRA8AbnormaCSVleaseRA85ormal

CSVlease5ormalRA8

144J

+

*+C%,S%%/0$U()R*R%,%*%-N4S(%-*+C%,,#S%%/0$U()R*R%,%*%-N4N4)-*,

*+C%,,#S%%/0$U()R*R%,%*%-N4N4)-*,1

)ounter *escription

pmNoS#stem(ab(eleaseSpeech umber o! s-stem &A> releases (Speech 12#25 and

AM& arrow >and" !or the best cell in the Active Set#pmNoNormal(ab(eleaseSpeech umber o! normal &A> releases (Speech 12#25 andAM& arrow >and" !or the best cell in the Active Set#

Table 71 CSV Drop Term Deinition

6e- Per!ormance 'ndicator Term *e!inition

#RABNormalRelease(CSV) umber o! voice &A> normall- released

#RABAbnormalRelease(CSV) umber o! voice &A> abnormall- released




13/42

-uation 71 CSV Drop (ate )Dri%e Test 2ormula*

=

CallsCSV

CallsCSV

uccessCallSetupS

dCallDroppe

eCSVDropRat

7

7'1""


An- )SE call success!ull- handed over !rom ;< to 2< networ5 within the )SE Service Area shall beconsidered as drop call !or Milestone 2#

Table 81 CSV Drop (ate KPI


4 +.5 6 4 +.5 6 4 +.56

3.1.5 )SE Hualit-

Eoice Cualit- shall be measured b- >$%&

-uation 81 CSV U$ 9ualit# )Counter 2ormula*

144J#$&

#$&

Speechombinin,SelectionCA#ter4plin0)n8loc0sport+otal+rans

Speechombinin,SelectionCA#ter4plin0)n8loc0s+ransportFault

U$ >$%& is also available as average over the whole &eporting period (1: minutes" as a counterdescribed in the !ollowing !ormula using &) based countersB

144J:,;U%R/(!,4/$%& measurements willresult in low accurac- !or each sample#

Table :1 CSV U$ 9ualit# Terms Deinition

TMobile USA/ 'nc# 1; o! 2Strictl- )on!idential and Proprietar-



14/42


#Faulty Transport Blocks in plink a!terSelectionCombining (Speec")

umber o! !ault- Uplin5 *)+ transport bloc5s !orspeech a!ter selection and combining# Samplingperiod shall be ever- ten (14" seconds#

#Total Transport Blocks in plink a!terSelectionCombining (Speec")

Total number o! Uplin5 *)+ transport bloc5s !orspeech a!ter selection and combining# Sampling

period shall be ever- ten (14" seconds#

-uation :1 CSV D$ 9ualit# )Dri%e Test 2ormula*

144J#$&

#$&

Speechnin,A#terCombiDownlin0)n8loc0sport+otal+rans

Speechnin,A#terCombiDownlin0)n8loc0s+ransportFault

)P' !or &%S is !ound under &A Per!ormance Management radio %nvironment StatisticsBUS%& *%S)&'PT'O 149.1::;+S* 141 42.: Uen >


*$ Cualit- shall be measured in all three (;" Milestones (Pre$aunch/ $aunch and Post $aunch"

This 6P' shall be measured at 1G >$%& operating point set in UT&A !or voice call#

>$%& shall be available using counters with )ell $evel granularit-# 6P' !or MS; shall be calculatedat Mar5et $evel# or MS;/ *$ >$%& shall be measured using &%S counters or drive test asreCuired#

*$ >$%& is reported b- the mobile according to ;


15/42

This 6P' shall be measured at 1G >$%& operating point set in UT&A !or voice call# The downlin5 >$%&

value shall be collected !rom the U% having reporting period o! 2 seconds and aggregated over a period

o! 14 seconds in Post Processing Tool !or calculation o! 6P'# An- !raction o! 14 seconds shall also be

included in this 6P' calculation# The >$%& calculation shall be made !rom the time when )onnect

message is received#

Table


16/42

-uation =1 Cell Capacit# )Dri%e Test 2ormula*

llA&,R2/erCarR2A&,/ower/e

c/owerCell+ra##iacitCSVCellCap

''1""=

Table !51 Cell Capacit# KPI

Pre&$aunch $aunch Post&$aunch Units

> 75 )pro%i"e" it isachie%e" in (2

"esi'n*

> 75 )pro%i"e" it isachie%e" in (2

"esi'n*

> Measure an"report

? o AM(!+.+ U-@s


)SE )ell )apacit- shall be calculated based on average *$ power allocated to AM& 12#2 &> !or this 6P'#

The whole o! )luster.Mar5et drive data shall be used to calculate this 6P'#

3.1. )SE So!t.So!ter +andover Overhead

So!t.So!ter +andover Overhead 6P' provides an indication o! how man- )ells or Sectors were in the

active set during the call on an average basis#

-uation !51 Sot/Soter an"o%er B%erhea" )Counter 2ormula*

=

== 6

AS

6

AS

ASDuration

ASDurationAS

erhead%ando&er'&So#tSo#ter

1

1

#$

#$'

(.-S5-U%W+A/(S%((03R,4R,I.-S5-U%W+A/(S%((03R,3R,I.-S5-U%W

(.-S5-U%W+A/(S%((02R,3R,I.-S5-U%W+A/(S%((02R,2R,I.-S5-U%W

(0.-S5-U%W+A/(S%((01R,2R,I.-S5-U%WI+A/(S%((01R,1R,$.-S5-U%W

.-S5-U%W+A/(S%((03R,4R,I.-S5-U%WI+A/(S%((02R,4R,$.-S5-U%W'4

.-S5-U%W+A/(S%((02R,3R,I.-S5-U%WI+A/(S%((01R,3R,$.-S5-U%W'3

(.-S5-U%WI+A/(S%((01R,2R,$.-S5-U%W'2I+A/(S%((01R,1R,$.-S5-U%W

+++

+++

++

+++

+++

++

=erhead%ando&er'&So#tSo#ter

The counters !or this 6P' measures not onl- )SE So!t.So!ter +andover Overhead !or all )Sconnections but also !or PS connections#


The counters have a sampling rate o! 1 minute and the counters should be aggregated over a su!!icientl-

long period !or statistical validit-#

Table !!1 Sot/Soter an"o%er B%erhea" "einition


Maximum Active Set sie as de!ined in &)

AS Active Set sie




17/42


uration(AS) *uration o! the call in Active Set sie o! AS (ASL1 to M"

-uation !!1 Sot/Soter an"o%er B%erhea" )Dri%e Test 2ormula*

=

== 6

AS

6

AS

ASDuration

ASDurationAS

%ando&erSo#tSo#ter

1

1

#$

#$'

Table !+1 Sot/Soter an"o%er B%erhea" KPI


4 !.: 4 !.: 4 !.;

3.1.8 )SE 'nter&adio Access Technolog- +andover ailure

'nter&adio Access Technolog- ('&AT" +ard +andover ailure rate !rom UMTS and


18/42

pmoSuccessOut'rat+oSpeech(oth ;< and 2< etwor5s shall have '&AT neighbors de!ined#

The


19/42

(with the latest available So!tware/ irmware and %Cuipment" shall be used !or the '&AT 6P' veri!ication#

The 2< and ;< etwor5s shall be properl- con!igured in accordance with Purchaser@s etwor5 design

including the de!inition o! the routing tables through the )ore etwor5# PU&)+AS%& shall in!orm Seller

about ma0or changes in the con!iguration o! the


20/42

Table !81 CSV Call Setup time KPI

KPI Pre&$aunch $aunch Post $aunch

Voice Call Setup time)Mobile to PSTN*

=8thpercentile 4 :secon"s

=8thpercentile 4 :secon"s

=8thpercentile4 : secon"s

Voice Call Setup time)Mobile to Mobile*

=8thpercentile 4 =secon"s

=8thpercentile 4 =secon"s

=8thpercentile4 = secon"s

Seller agrees to the ?:thpercentile provided the impact o! non UT&A %Cuipment is within the industr-

t-pical value range#

,.!.!5 )S* Access ailure

Access !ailure is the product o! the &&) )onnection ailure/ AS setup !ailure and the &A>%stablishment ailure# &&) )onnection Success is counted when the &) receives a &&) Setup)omplete !rom the U%# AS Setup is considered success!ul when the signaling messages in thecall !low during call setup !low is success!ull- completed b- relevant etwor5 elements# A &A> isconsidered success!ull- established when the &A> Assignment &esponse is sent b- &) to the)#

-uation !81 CSD Access 2ailure (ate )Counter 2ormula*

144J

#$R%&

#$R%&'

&

&'

&

&1

CSD7uestAssi,nmentRA8

CSDsponseentRA8Assi,nm

SR8Attempt

SR8Success

AttemptConnectionRRC

SuccessConnectionRRC

The !ollowing !ormula includes both )onventional )S 9.9 5bps and Streaming )S :=#9.:=#9 5bpsB

144J

+

+

)*+C%,,#-.(C35?$U(*,230A((%.-NR*E3(

)*+C%,,#-.(C3@4$U(*,230A((%.-NR*E3(

)*+C%,,#%33C35?$U(*,230S//.-NR*E3(

)*+C%,,#%33C3@4$U(*,230S//.-NR*E3(

',,#C3$U()*+C%C++%/(R%6.-T(NR)/

*+C%,,#C3S//$U()C++%/(R%6.-T(NR)/

1

Seller shall develop S&> counters b- &A &elease P3# Seller and Purchaser agreed to use ??#?;GS&> success rate until S&> counters per )S and PS domain are made available at P3#

or an interim solution/ it shall be de!ined as a drop rate o! 2G over an average call length o! ?4seconds/ the probabilit- o! dropping the S&> during the direct trans!er phase is ;s.?4sJ2GL 4#4=G#'! during the deplo-ment/ !ault rates higher than 4#1G are observed/ seller shall develop counters inP=#

Table !:1 CSD Access Term Deinition


#RRCConnectionSuccess The number o! success!ul &&) )onnectionSetups with )onversational and Streaming)all %stablishment )auses (both originatingand terminating"#




21/42


#RRCConnectionAttempt The number o! &&) )onnection &eCuestMessages received with )onversational andStreaming )all %stablishment )auses (bothoriginating and terminating"#

#RABAssignmentResponse (CS) The number o! &AAPB &A> Assignment

&esponse messages sent !rom the &) tothe MS) !or )S*#

#RABAssignmentRequest(CS) The number o! &AAPB &A> Assignment&eCuest messages sent !rom the MS) to the&) to establish a )S* call#

# SRBAttempt The number o! &&) )onnection )ompletethat will lead to an 'nitial *irect Trans!er tothe )S domain and will also lead to a )S*&A> Assignment &eCuest#

# SRBSuccess The number o! )S* &A> Assignment&eCuests

-uation !:1 CSD Access 2ailure (ate )Dri%e Test 2ormula*

=

CallsCSD

CallsCSD

7uestConnectionRRC

ConnectAlertin,CC

ateFailure RCSD Access

7

7

R%

7

1'1""


'n case there are several consecutive &&) )onnection &eCuests onl- the !irst &&) connection reCuest

will be ta5en into account !or the 6P' calculation#

Table !;1 CSD Access 2ailure (ate KPI


4 ,.56 4 +.5 6 4 +.5 6

,.!.!! )S* *rop

-uation !;1 CSD Drop )Counter 2ormula*

144J

+

#$R%$R%&

#$R%&1

CSDleaselRA8AbnormaCSDleaseRA85ormal

CSDlease5ormalRA8

The !ollowing !ormula includes both )onventional )S 9.9 5bps and Streaming )S :=#9.:=#9 5bps#144J

+

+++

()*+C%,,#CS()%*-$UR*R%,%*%.-NS9(%-()*+C%,,#CS()%*-$UR*R%,%*%.-NN)-*,

C%,,#C@4$U()*+R*R%,%*%.-NS9(%-C%,,#C@4$U()*+R*R%,%*%.-NN)-*,

()*+C%,,#CS()%*-$UR*R%,%*%.-NN)-*,C%,,#C@4$U()*+R*R%,%*%.-NN)-*,1




22/42

Table !s ()onversational andstreaming" abnormall- released

-uation !#

-uation !=1 CSD 9ualit# )U$*

144J#$&

#$&

CSD4plin0in,)ntionCombinA#terSelec8loc0sport+otal+rans

CSD4plin0in,)ntionCombinA#terSelec8loc0s+ransportFault

144J:,;U%R/(!,4/$%& shall be available using counters with )ell $evel granularit-#

U$ >$%& is collected and presented in the M&&, (Measurement &esults &ecording ,)*MA"!eature in OSS&)# &eporting period can be set to between 2 to 9 seconds according to standard#)ounters are presented in a P* !ormat in M&&,# 'n 2 seconds there are 144 bloc5s# &esolution!or the P* is 4#:G# ote that using ver- short sampling intervals !or >$%& measurements willresult in low accurac- !or each sample#

%Cuation 24B )S* *$ Hualit- ()ounter ormula"




23/42

144J#$&

#$&

CSDnin,A#terCombi)nDownlin0port8loc0s+otal+rans

CSDinin,0A#terCombs)nDownlinsport8loc0Fault+ran

*$ >$%& is reported b- the mobile according to ;$%& measurement"

>$%& shall be available using counters with )ell $evel granularit-# 6P's at MS; shall be calculated

at Mar5et $evel#

Table +51 CSD 9ualit# Terms Deinition


#FaultyTransportBlocks2nplinkA!terSelectionCombining(CS)

umber o! !ault- Uplin5 *)+ transport bloc5s !or )S*a!ter selection and combining# Sampling period shall beever- ten (14" seconds

#TotalTransportBlocks2nplinkA!terSelectionCombining(CS)

Total number o! Uplin5 *)+ transport bloc5s !or )S*a!ter selection and combining# Sampling period shall beever- ten (14" seconds #

#FaultyTransportBlocks2no$nlinkA!terCombining(CS)

umber o! !ault- *ownlin5 *)+ transport bloc5s !or)S* a!ter combining# Sampling period shall be ever-ten (14" seconds

#TotalTransportBlocks2no$nlinkA!terCombining(CS)

Total number o! *ownlin5 *)+ transport bloc5s !or)S* a!ter combining# Sampling period shall be ever-ten (14" seconds

-uation +!1 CSD 9ualit# D$ )Dri%e Test 2ormula*

=

CallsCSD

CallsCSD

plesAll82ERSam

etow82ER+Samples8el

D2CSDQualit

7

7

*)=

'1""


*$ Cualit- shall be measured in all three (;" Milestones (Pre$aunch/ $aunch and Post $aunch"

Table +!1 CSD 9ualit# KPI


CSD 9ualit#)D$*

=8thpercentile osamples 4 !6 3$-(

=8thpercentile osamples 4!6 3$-(


CSD 9ualit#)U$*


=8thpercentile osamples 4 !63$-(

=8thpercentile osamples 4 !63$-(

This 6P' will be measured at 4#; G >$%& operating point set in UT&A !or )S Eideo )all#

TMobile USA/ 'nc# 2; o! 2Strictl- )on!idential and Proprietar-



24/42

,.!.!, )S* )all Setup time

)ircuit Switched *ata call set up time indicates etwor5 response time to a user reCuest !or a videoservice# The test shall be initiated b- ma5ing a video call !rom one UMTS U% to another UMTS U%#'n case o! multiple &&) connection reCuests the !irst &&) connection reCuest will be ta5en intoaccount !or 6P' calculation#

-uation ++1 Mobile to Mobile Vi"eo call )Dri%e Test 2ormula*

Vi-eo Call setup time . CC/Alerting (0C) 1 RRC Connection Request (0C)

Table ++1 CSD Call Setup time KPI

Parameter Pre&$aunch $aunch

Vi"eo Call Setup time N.A =8thpercentile 4 = secon"s

Seller agrees to the ?:thpercentile and ? seconds provided the impact o! non UT&A %Cuipment is within

the industr- t-pical value range#

Packet Switche" $e%el&! Ke# Perormance In"icators

&?? *$ &A> allowedB ;3 5bps/123 5bps/ and 9 5bps/ onl-

&?? U$ &A> allowedB ;3 5bps/ 9 5bps onl-

+S*PA *$ +S*S)+ allowedB U% )at 12 (1344 5bps"+SUPA U$ allowedB U% )at ; (1#:4 Mbps"

,.!.!7 Pac5et Switched )all Setup

igure is a !low diagram !or a PS call# '! a problem occurs between &&) )onnection &eCuest(step 1" and the &A> Assignment &esponse (step 2="/ the result is considered Access ailure# An-&A> abnormal release a!ter the &A> Assignment &esponse is considered a call *rop#




25/42

2i'ure 71 Packet Switche" Setup 2low Dia'ram

,.!.!8 PS* Access ailure

The aim is to measure Pac5et Switch *ata access !ailure !rom a user perspective#

-uation +,1 PSD Access 2ailure (ate )Counter 2ormula*

144J

#$R%&

#$R%&'

&

&'

R%&

&1

/SD7uestentRA8Assi,nm

/SDsponseentRA8Assi,nm

SR8Attempt

SR8Success

7uestConnectionRRC

CompleteConnectionRRC

The !ollowing !ormula includes Pac5et 'nteractive and Pac5et >ac5ground# Please re!er to Section 9o! the )P' document User *escription )onnection +andling .1::;+S* 141 42.: Uen#

TMobile USA/ 'nc# 2: o! 2Strictl- )on!idential and Proprietar-



26/42

144J

ishSucceRA8Establ)nteracti&R99'9993."'

,,#P$U()*+C%C4++%/(R%6-T4(N4R)/

*+C%,,#PS//$U()C4++%/(R%6-T4(N4R)/1

R99I+(%)*/(B%RA!E(*,0S//%R*(% %6*,

+C%,,#7F,4$U()*S27*)O-

+.(P*/ during the direct trans!er phase is ;s.?4sJ2GL 4#4=G#'! during the deplo-ment !ault rates higher than 4#1G are observed/ seller shall develop counters inP=#


>oth 'nteractive and >ac5ground tra!!ic are included in the counter based !ormula above#

Table +,1 PSD Access 2ailure Term Deinition


#RRCConnectionComplete The number o! success!ul &&) )onnectionSetups with PS* %stablishment )auses (bothoriginating and terminating"#

#RRCConnectionRequest The number &&) )onnection &eCuestMessages received with PS* %stablishment)auses (both originating and terminating"#

#RABAssignmentResponse (%S) The number o! &AAPB &A> Assignment&esponse messages sent !rom the &) tothe S Assignment&eCuest messages sent !rom the S


27/42

=

Calls/SD

Calls/SD

7uestConnectionRRC

/D/

ateFailure R/SD Access

7

7

R%

A//%.(C+(%>(A/(B*(%

1'1""


Access ailure &ate shall be measured b- data session activation (PS" !ollowed b- download# 'n case o!multiple &&) connection reCuests the !irst &&) connection reCuest will be considered !or 6P' calculation#

Table +71 PSD Access 2ailure (ate KPI


4 +.5 6 4 +.5 6 4 +.5 6

3.1.16 PS* *rop

Pac5et session is considered as dropped when associated &A> has been released abnormall- b-either UT&A or )# An- drop a!ter &AAPB &A> Assignment &esponse is considered as PS dropcall#

-uation +81 PSD Drop (ate )Counter 2ormula*

144J#$&

#$&

/SDmpleteRA8SetupCo

/SDRA8Drop

144J

+(%)*/(B%%P*/ setup phase!or PS *ata/ when the &) sends &AAPB&A> Assignment &esponses to )ore etwor5a!ter a success!ul &A> establishment

#RABrop The number o! &A> *rop !or PS data calls

-uation +:1 PSD Drop (ate )Dri%e Test 2ormula*

=

#tpSession

#tpSession

uccessCallSetupS

dSuccess#tpDownloa

pRate/SDCallDro 1'1""


TMobile USA/ 'nc# 2= o! 2Strictl- )on!idential and Proprietar-



28/42

PS* drop &ate shall be measured a!ter start o! !tp download # PS* call is considered as droppedwhen !tp session is manuall-.abnormall- disconnected without completing !ile trans!er due to an-reason#

Table +:1 1 PSD Drop (ate KPI


4 +.8 6 4 +.56 4 +.5 6

,.!.!; PS* $atenc-

The !ollowing is extracted !rom ;


29/42

#$U()*+C%,,)P*/


30/42

Table ,+1 PSD A%era'e U$ Throu'hput KPI


A%era'e U$ throu'hput

)Unloa"e"* kbps

> +55 > +55 > !85 )Counter*

> +55 )Dri%e Test*

A%era'e U$ Throu'hput

)$oa"e"* kbps

> ! ! !85 )Counter*

> !$%& operating

point !or both U$ and *$# Throughput shall be calculated using data !rom the entire )luster. Mar5et

drive test !or Milestone 1 and Milestone 2 using all available &?? &adio >earer#

Table ,,1 PSD A%era'e Throu'hput Deinition


serataTrans!erre-(kb) Total !tp sie download in 5ilobit in one sessionSessionuration(sec) Total time (seconds" duration to download single

!ileSession*uration(sec" L (time stamp o! Session %nd orSession %rror K time stamp o! Session Start"

%SA&gT"roug"put Pac5et Switched *ata average throughput using &?? &A>measured at application la-er

,.!.!= PS* )all Setup Time

PS* call setup time indicates etwor5 response time to a user reCuest !or a pac5et data service# 'ncase o! multiple &&) connection reCuests the !irst &&) connection reCuest will be considered !or6P' calculation#

-uation +=1 PSD Call Setup Time )Dri%e Test 2ormula*

%S Call setup time . %% Conte3t Acti&ation accept (0C) 4 RRC Connection Request (0C)


The U% is alread- attached to the UT&A networ5#

Table ,71 PSD Call Setup time KPI

KPI Pre&$aunch At $aunch Post $aunch

PSD SessionActi%ation time

N.A =8thpercentilesessions 4 8

secon"s

N.A

Seller agrees to the ?:thpercentile and the : seconds provided the impact o! nonUT&A %Cuipment iswithin the industr- t-pical value range#

3.1.2! PS* 'nter&adio Access Technolog- +andover ailure

'nter&adio Access Technolog- ('&AT" is a hard handover between UMTS and


31/42

d+RA5Comman'rderFrom4CellChan,e

e+RA5Failur'rderFrom4CellChan,eterFailureRa9/S%ando&e9

&

&'1""23 =

pmoOut'rat)c&eturnOld)h is increased when the )%$$ )+A


32/42


N/A 4 8.5 6 4 8.5 6

3.1.21 PS* '&AT 'nterruption time

This 6P' is an indicator o! interruption time !or the pac5et switch data during 'nter&adio Access

Technolog- hard handover#

-uation ,+1 PSD I(AT Interruption time )Dri%e Test 2ormula*

%S/2RAT2nterruptionTime . (TimeRAp-ateComplete/5 1 TimeCellC"ange0r-er/RNC)

-uation ,,1 PSD I(AT User Data Interruption time )Dri%e Test 2ormula*

%S/2RATserata2nterruptionTime . (TimeFirst%acketataRecei&e-2n+* 1

Time'ast%acketataRecei&e-2n*)


This 6P' is applicable !or dedicated drive test route on ;


33/42

KPI Term At $aunch

PSD I(AT User DataInterruption time

Measure an" (eport

Seller agrees to the ?:thpercentile and the 12 seconds provided the impact o! non UT&A %Cuipment is

within the industr- t-pical value range#

,.!.++ +S*PA Access ailure

This test shall be done with a single U% doing +S*PA call in the )ell under test with ;3.9 6bpsassociated *)+ on the uplin5#

-uation ,71 SDPA Access 2ailure (ate )Counter 2ormula*

144J

#$R%&

#$&'

&

&'

R%&

&1

DSC%%S7uestentRA8Assi,nm

DSC%%SSuccessentRA8Assi,nm

SR8Attempt

SR8Success

7uestConnectionRRC

CompleteConnectionRRC

144J

,,#$U()*+C%+(%)*/(2B%-(P*/ success rate until S&> counters per )S and PS domain are made available at P3#

As an interim solution/ it shall be de!ined as a drop rate o! 2G over an average call length o! ?4seconds/ the probabilit- o! dropping the S&> during the direct trans!er phase is ;s.?4sJ2GL 4#4=G#'! during the deplo-ment/ !ault rates higher than 4#1G are observed/ seller shall develop counters inP=#

Table 751 SDPA Access 2ailure Term Deinition


#RRCConnectionComplete The number o! success!ul &&) )onnectionSetups with Pac5et %stablishment )auses(both originating and terminating"#

#RRCConnectionRequest The number &&) )onnection &eCuestMessages received with Pac5et%stablishment )auses (both originating andterminating"#

#RABAssignmentResponse (,S4SC,)

The number o! &AAPB &A> Assignment&esponse messages sent !rom the &) tothe S


34/42


#RABAssignmentRequest(,S4SC,) The number o! &AAPB &A> Assignment&eCuest messages sent !rom the S#

-uation ,:1 SDPA Drop (ate )Counter 2ormula*

144J *(4+S//%DSC7A,,4/-S&

,)%%D%T4F*DSC7R%,%*-S&

144J

++

+

#

%I+(%)*/(B/%P*/


35/42

pmoS-stem&ab&eleasePac5et is onl- increased due to a &AAP'u &elease )ommand or &A>Assignment &eCuest message with release cause L an-thing except ormal &elease/Success!ul &elocation/ &esource Optimisation &elocation/ User 'nactivit- or releaseduetoU%generated signallingconnectionrelease# This counter is incremented !or the best cell in the ActiveSet in the S&) and when releasing a +S &A>/ this counter is stepped !or the Serving +S*)+cell#

pmNoRa!#sta!lis$S%ccessPacketInteractive"sB The number o! success!ul &A> establishments

!or PS 'nteractive &A> mapped on +S*S)+# The counter is stepped !or the selected Serving +S*S)+ cell at &A> establishment a!ter the success!ull- transition S&>*)+ to PS 'nteractive 9.+S +S*S)+#

pmDl&ps'itc$S%ccess"s( umber o! success!ul *$ upswitches to an- +S state# The counter isstepped !or success!ul *$ upswitch to a &> combination containing +S# The counter is incrementedin all cells o! the active set#

pmNoRa!#sta!lis$S%ccessPacketInteractive#%l( The number o! success!ul &A>establishments !or PS 'nteractive &A> mapped on %*)+.+S*PA# )ounter is stepped !or theServing %*)+ cell at success!ul &A>.&> combination transition to PS 'nteractive %*)+.+S +S*S)+ due to &A> establishment# The counter is triggered a!ter sending o! &A> Assignment

&esponse (success!ul"#

pm&l&ps'itc$S%ccess#%l(umber o! success!ul upswitches/ triggered b- U$ user activit-/ to a target

&> combination %*)+.+S*PA# Stepped !or the target cell# )ounter in target cell is stepped at a

success!ul upswitch triggered b- U$ user activit-#


The Seller counter based metrics !ormula shall be updated as new !unctionalit- is introduced in the

S-stem

Table 7+1 SDPA Drop Term Deinition


,S4SC,/ReleaseueToFailure umber o! +S*S)+ allocation releases due to radiolin5 and other !ailures

,S4SC,/AllocationSuccess umber o! allocations when the &) has received&&)B &adio >earer &e)on!iguration )ompletemessage !rom the U% a!ter success!ul +S*S)+ MA)d !low setup

-uation ,:1 SDPA Drop (ate )Dri%e Test 2ormula*

=

Call%SD/A

Call%SD/A

SuccessAllocationDSC%%SDropRate%SD/A

7

7

7

DSC7D)4.-S

'1""7


+S*PA *rop &ate shall be measured b- data session activation (+S*PA" !ollowed b- !tp download

Table 7,1 SDPA Drop (ate KPI


4 ,.5 6 4 +.5 6 4 +.5 6

TMobile USA/ 'nc# ;: o! 2Strictl- )on!idential and Proprietar-



36/42

,.!.+7 +S*PA $atenc-

Table 771 SDPA $atenc# Term Deinition


,S%A 'atency&ound trip time !or a ;2 >-tes ping !or +S*PA&T &A>


$atenc- shall be measured with the destination server !or ping connected directl- to the


37/42

=

Call%SD/A

Call%SD/A

ationSessionDur

0bans#erred4serData+r

+hrou,hput%SD/A

7

7

$%/#

#$

7


Measurement shall be !or Application $a-er bit rate# The +S*PA throughput is onl- applicable when

the U% is on +S*S)+#

Table 7;1 Stationar# Maimum D$ SDPA 3it (ate )kbps* KPI

Pre&$aunch $aunch Post&$aunch ! !,55 > !,55 > !,55

)at ($C $a#erusin' counter*

Un"er no loa" con"ition

> !!55 > !!55 N.A 856 o A%ailable Power at

S#stem (eerence Pointallocate" to SDPA


U% shall be in Stationar- location under excellent & condition ()P')+ &S)P I 34 d>m and

)P')+ %c.o I 3 d>"#

The download !ile shall be compressed t-pe#

Measurement shall be based on TP !ile download o! minimum ten (14" M> !ile to reduce the

impact o! T)P slow start#

Measurement shall be at application la-er throughout the +S*PA Service Area#

Table 7 ;55 > ;55 > ;55

)at o peak*

Un"er no loa" con"ition

> :55 > :55 N.A 856 o A%ailable Power atS#stem (eerence Pointallocate" to SDPA


U% shall be in mobile environment within designed +S*PA Service Area# The supported *$ +S

*S)+ during drive test is 1344 5bps !or U% )ategor- 12# The )ell shall be loaded in such a wa-

that +S*PA is allocated !i!t-percent (:4G" o! the available power at S-stem &e!erence Point# The

remaining :4 G o! available *$ power at S-stem &e!erence Point shall include common channels

power/ load due to one drive test U% (Eoice" and the load simulated b- O)S speech mode# There

shall be one U% ma5ing short Eoice )all (AM& 12#25" in the same cell as +S*PA call to monitor the

impact o! +S*PA on the voice user# Seller shall provide measurement report on short voice call !or

Setup ailure and )all *rop &ate as de!ined in Section ;#1#;and Section;#1#respectivel-# The

average *$ throughput measured during the entire drive test route within )luster.Mar5et Area shall

TMobile USA/ 'nc# ;= o! 2Strictl- )on!idential and Proprietar-



38/42

be based on +S*S)+ Application $a-er throughput# Measurement shall be based on drive test

with TP !ile download o! minimum ten (14" M> !ile to reduce the impact o! T)P slow start#

+S*PA Service Area shall be same as PS* 95 Service Area#

3.1.26 +SUPA Throughput

Total number o! &$) bloc5s sent over the observation window excluding retransmission#

-uation ,=1 SUPA Throu'hput )Counter 2ormula*

=

Session%S4/A

Session%S4/A

Duration/D4R2CA6

0bData/D4R2CA6

+hrou,hput%S4/A

7

7

777

#$777

7

#1"'1"$ lmsFramesEupm5oActi&e

l8itsCellEupmSumAc0edhrou,hput%S4/ACell+ =

pmSumAc5ed>its)ell%ulB The number o! Media Access )ontrol %nhanced Uplin5 (%ul" bits

received and ac5nowledged b- the &>S#pmoActive14msrames%ulB The number o! 14ms !rames containing enhanced uplin5 datatransmitted b- the U%

Table 7=1 SUPA Throu'hput Term Deinition

Ke# Perormance In"icatorTerm

Deinition

A/R'C/%/ata(kb) Total AM &$) P*Us (5ilobit" trans!erred excluding retransmission in the uplin5

A/R'C/%/uration The total &$) P*U transmission duration (in seconds"#

-uation 751 SUPA Throu'hput )Dri%e Test 2ormula*

=

Session%S4/A

Session%S4/A

ationSessionDur

0bans#erred4serData+r

+hrou,hput%S4/A

7

7

$%/#

#$

7


Measurement shall be at Application $a-er bit rate# The upload !ile shall be compressed t-pe#

+SUPA Service Area shall be same as PS* 95 Service Area#

U% shall be in Stationar- location under excellent & condition ()P')+ &S)P I 34 d>m and)P')+ %c.o I 3 d>"

Table 851 SUPA Stationar# U$ 3it (ate )kbps* KPI

Pre&$aunch $aunch Post&$aunch U- Cate'or# , )!.78 Mbps*

> !!55 > !!55 Measure an"(eport

Stationar# Peak Throu'hput)kbps* un"er no loa"

> 855 > 855 Measure an"(eport

A%era'e Throu'hput )kbps*un"er no loa"

TMobile USA/ 'nc# ;3 o! 2Strictl- )on!idential and Proprietar-



39/42

3.1.2 +S*PA *ata Session Setup Time

+S*PA *ata Session setup time indicates etwor5 response time to a user reCuest !or an +S*PAdata service#

-uation 7!1 SDPA session "einition )Dri%e Test 2ormula*

,S%A ata Session setup time . %% Conte3t Acti&ation accept (0C) 4 RRC ConnectionRequest (0C)


This test shall be done with a single U% per!orming +S*PA call in the cell under test# The U% isalread- attached to the UT&A etwor5#

Table 8!1 SDPA Data Session Setup time KPI

KPI Pre&$aunch $aunch

SDPA Session Acti%ation time N.A =8thpercentile sessions 48 secon"s

Seller agrees to the ?:thpercentile and the : seconds provided the impact o! non UT&A %Cuipment is

within the industr- t-pical value range#

S#stem A%ailabilit#

S-stem Availabilit- is de!ined as the percentage o! time the etwor5 can handle one hundred percent(144G" o! the tra!!ic demand within the limits it is designed !or as measured at )ell $evel#

The purpose o! this metric is to calculate the total amount o! time (in percentage" out o! the totaloperating time the &) and ode> are available to carr- commercial tra!!ic# Minimum granularit- !or6P' purposes is total loss o! tra!!ic at )ell level#

Seller is responsible onl- !or the SubS-stem supplied to PurchaserB &) and ode># This excludesAntenna S-stems/ Transport S-stems/ Power.>atter- >ac5up/ nonSeller )ore etwor5 and externalevents outside the control o! Seller (e#g# weather conditions"#

The loss o! tra!!ic at )ell $evel can be due to one or more reasonsB

1# %Cuipment !ailures2# So!tware !ailures

;# Seller originated (accidental/ misuse/ reset etc#"

# Planned events authoried b- Seller (So!tware upgrade/ %Cuipment upgrade/ Parameter changeetc"

The purpose o! the below 6P' is to measure Seller@s > contribution to )ell availabilit-#

or Average )ell Availabilit-/ Seller shall be responsible !or service degradation due to 1/ 2/ ; (causedb- Seller@s personnel or subcontractors o! Seller" and #

or Average )ell onMaintenance Availabilit-/ Seller shall be responsible !or service degradation dueto 1/ 2 and ; (caused b- Seller@s personnel or subcontractors o! Seller"#

The level o! aggregation !or this metric is Purchaser@s entire UMTS etwor5 !or which Seller hassupplied the %Cuipment and So!tware (&) and ode>"# The alarm aggregation !or this metrics shallbe per!ormed on dail- basis# S-stem Availabilit- 6P' !or Seller shall be calculated on a -earl- averagedbasis !or the purpose o! achieving 6P' target starting !rom the etwor5 commercial $aunch !or &) andode> %Cuipment# Seller and Purchaser shall mutuall- agree on all the necessar- alarm details toassist Purchaser in realiing S-stem Availabilit- 6P' matrices !or the subS-stems supplied b- Seller(&) and ode>"# Seller shall recommend to Purchaser which alarms to use to measure these 6P's#

Purchaser and Seller shall mutuall- agree on a report# Such report shall be provided b- Purchaser toSeller and clearl- demonstrates Seller@s contribution to the metric#Purchaser shall monitor the 6P's ona regular basis and provide such report to Seller on a monthl- basis# 'n the event that Purchaser

TMobile USA/ 'nc# ;? o! 2Strictl- )on!idential and Proprietar-



40/42

determines that the 6P' is not met in an- particular month/ Seller can wor5 with the Purchaser to auditthe data#

Seller shall commit to the availabilit- level (in brac5ets" provided that/ !or 6P' calculation purposes/ thetime considered !or 6P' calculation to !ix an event triggering alarm is limited to 124min !or +, relatedevents and ;4min !or S, related events#

*ail- S-stem Availabilit- shall be measured as !ollowsB

3.1.28 Average )ell Availabilit-

-uation ,;1 A%era'e Cell A%ailabilit# ormula

Using Alarms and S-stems noti!ication/ the !ollowing !ormula shall appl-

R5C

R5C

rCount+otalSecto6in%rs

owntime+otalCellD

'$%/#@"'#$@"'#$24

$%/#

1'1""

Table 8+1 A%era'e Cell A%ailabilit# Term Deinition


TotalCellDo'ntime)sec* Total duration (in seconds" o! ode> )ells within&) unable to carr- tra!!ic due to planned or nonplanned events due to &) or ode># The durationshall be calculated when Alarm.S-stem noti!icationclears minus when Alarm.S-stem noti!ication triggers#

TotalSectorCo%nt Total number o! active ode> )ells within &)

AvgCellAvaila!ilit Average ode> )ells availabilit- to carr- user tra!!iccalculated as a percentage o! total time

Table 8,1 A%era'e Cell A%ailabilit# KPI

A%era'e Cell A%ailabilit# KPI Sub&S#stem (AN (elease

> ==.; 6 (NC E No"e&3 P8

> ==.< 6 (NC E No"e&3 P:

> ==.= 6 (NCE No"e&3 P;

> F==.=6 (NCE No"e&3 >Ps is limited to three per -ear#

3.1.29 Average )ell onMaintenance Availabilit-

-uation ,


41/42

Table 871 A%era'e Cell Non&Maintenance A%ailabilit# Term Deinition


TotalCellNon+aintenanceDo'ntime)sec* Total duration (in seconds" o! ode> )ells withina &) not able to carr- an- tra!!ic during normaloperation (excluding planned events" due to &)and ode> %Cuipment reason# The duration shall

be calculated when Alarm.S-stem noti!icationclears minus when Alarm.S-stem noti!icationtriggers#

TotalSectorCo%nt Total number o! active ode> )ells within &)

AvgCellNon+aintenanceAvaila!ilit Average ode> )ells available calculated as apercentage o! available time at )ell level

Table 881 A%era'e Cell Non&Maintenance A%ailabilit# KPI

A%era'e Cell Non&Maintenance A%ailabilit# KPI Sub&S#stem (AN (elease

> ==.< 6 (NC E No"e&3 P8

> ==.= 6 (NC E No"e&3 P:

> ==.=8 6 (NCE No"e&3 P;

> ==.=; 6 (NCE No"e&3 >P

Umts Network Kpi

Documents

Transcript of Umts Network Kpi