Huawei Test

7/17/2019 Huawei Test

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ons ie

probability refers to the pen;entage of dunlioii

the rr ceive sipal

cm -erage

probability refers

the percentage

duration when the receive signal

str ogth

fdieLTE n ho urterf ce can be djusted by setting Paging Cycle

ill•••-· .

aa •

Top N cdlJ

access sua:ess

is lower than the

threshold

die m berol•

• I H

wconligun d by

on the PRS tool

l l l i • _ ohoc mstallalioa Spec1lfoally. NE mediat oa software packages caa

mstalledwiJ >aut stoppiag

hillliiilie

ate whelh< r

lhe.network.supp< 11s

6, QAM.

i£11 ,...

cmllol

board a

installed

in.die same

f l h UMTS

control board.wb

HDOP.8 •

- 1 - duoogl,UMTSLMT.

. . . ioa

utict,on

o a filterwhen tho

Sf1Ut10US

~igl Ois aregCDCJ>ted. tho farthet ho spooious . ._ . •

sigDa1 strength.

BS odllRN3330. The

cons,.ts

.BBU3900 and RRU3332 Ed emet

pons""

..., Call.~

z a . . lcnwr-1 wel equ pment;i . .luonize w lh lhecloclc ofupper-leveloquipm=l

RBW) indicates lhe minimum signal

b:mdwiclth hiU

disli ~

m 111lment.

J, -r f l t 'f • l N( ~

mew m e

mt l » Jf UO

det¢rmmod lbe

in ta ~

horiwnu

» U l\>n~JyJ'l Q~tiooal

10 Ille ;uitct1oa~'< .;i i beam

widtb.-

0-0••

f mfr-:

URA_PCH

rccetVcs a

g og me

over the PCCH

· ·s

... ifures.

and da1a

bout the c a ~ c n be conectsd

c veotoc:cut5 Om

two d ys is stored

function

the R1'1C morut

lhe CPU/DSP u 3ge,

001111ecbv1ty

. cell pedormaote

lill1:

pe fom a w

i uros IO

show die monitonng results This helps monitor die current systemcqU p<llffll :indserviceop

3-Rates method.

h cun:ent r te i, MBR,, th rate drops duectly to the domil

measure

non-lincat modulalion.

indicaling

ofioput signals increases to two times the

original

signal strength

~fa IIOII

1 tin tim s th origin l intetle ence strength.

illlml t

RLC layer s greater th n that t the physical layer

sinices subscriptionto analysis d t can e petformed before or after you aualle a

z r ed al the expense

of raosm ssion bandwidth. nd

interleaving

imp h C :nmlll

icl.li

= = ·

F • F

-:: --~--

_.:;.....

_ :: _ -::.....

b sed h ndover policy

~ basedhandoYer policy

. : .: : __

iiillli 537 Mll tiple Choic:e{Select one cboice) Z.SScore)

following NEs supports event-based counters

fBCs ?

• Blls

rel ted

Radio Resource Cont tol

ilillRllllCIIIII

rel ted to Radio Link

~ 11e111tsrelated to Radio Access earer

lill wingdefinitions

he E-RAB setup fuilure

is specified

by th Asststaarl

.._ ._ ERABSetupAttempt event occurs. the UE receiv

th ) RRCConnectionR.eestablisbmeotR.cqu

ERABSetupAttempt event occurs, the UE does not receive the RR.C Connection

Reconfigura

ERABSetupAttempt event occurs, the

UE doe

s not recei

ve the

Connection Reconfigura

stablishmentRequest message, and the cause value-in the RRCConnectionReestablish

ERABSetupAttempt event occurs, the UE d

s not recei

RRC Conne

Reconfigura

IUtCConnectionReestablishmentRequest message.

•ttllh••• lhllipl C looic~l ct one choice) 2.5Score)

.f 6D following

is the function

Path Switch Request message?

01 AJl>in:71J n Sl-based handover, this message coniains the handover

coDlt0,3Jld.

O(B).During a handover, the target cell

this message

tnform the source cell of exceptions.

0 C]Du cing a handover, the target cell uses this message 10 inform the source cell of handover completion.

OfDJJ mmg an X2-based handover, the target cell uses tills message to instruct the MME to complete the us

ilfille ollowing

systems does ARFCN 1000 elong

of tbe

i ollowing situations

L.HHO.Ptep.FailOut.HOCaocetto llllillllf'

OIB].Traosrniss.wnoverth~Sl

interface.

is.abno,ma[

O {CJ . heTJE initi~t.es:cJt

cte.estaolishmeJtt1Jhthesourc~Ll E cell.

0{DJ IheEPCmalfunctions.

Hawing jg the function o he

SN Status Transfer message used in a handover?

hiltorica1 infonnation ofUEs to the target cell for admission decision

1.Halli6111

1inlc information about

source cell

for establishing a

forwarding

channel.

CJ.iNotm

the target cell that the handover

starts

i handover has been performed

1)-Natiti

e the PDCP information o he source cell to the target cell

data retransmission and encryption/integnty

- l IIJetlledl • • ol«) 25Sco,.)

iilil li:alch.mm Is carr,os

random access J feambJe?

a t7 Mrltipl~Choice Select one choiceX2.SScore

O [A} H

aitena

criteria

O C].Cl criteria

0 [D] S criteria

•1hi,tnlf&c

statistics

he entire neiwotk and neighboring cells i fall handover

fa i l

entire iidwudi:

the followmg must be considered?

PI-Sdlilll S

nactive timers on UEs in cell A and cell B

fawre :md

CPU Sage

cell A

~ = c o U Q t e r

IM3=-140dBc@2

43dBm,

after two 43 dBm monophonic signals an a

;,,>dnlafion

product

s1 I neats is incorrect about methods for detectingTDD long-distance imederenc:e

l\lllne s peduun

prototype tool

to query

the spectrum of symbols for

uplink

subframes. f h p

llfllllialls o

oug-d1stance -interference exists.

r fStz

to Dalyze

and compare

the power

levels

of symbols

and ofanuplink

esree s

the specified threshold, IDD long-distance

interference

exists.

•iae peC IUm prototype tool

query-the spectrum of symbols for uplink. sub.frames. f he p

TOO .long-distance interference exists.

liflmiDg . .nertts

incorrect

about proactive packet injection used for locating data 1r msmissioupn t lelliiir•

ijl-l:ti 111

packet

IDjecticm

UDP packets

at a specific

are injected to a specific UGW

transmissioa

quality

lll'llaclm:packet injectionhas

mpact on coverage or capacity but occupies certain

intemu:e

resources

of he ••UC

p cti .. epacket

njection was :fustintrocjuc~

RAN3 0

The function can be performed

only by using

serial ports

commands.

p• •l c packet

injection 1JDP packets ata

specific

are injected

a specific

UE wh i

le traffic

on the UE

is obsen:ed

... ai•SJ• MllklpltCi..ice Select

ce) l.SS.

. .. ..... s

L TE RRC message

contains the UE-UTRA-Capabilitypar.,aw,lc l1

== eoorclina ion ndworking solutionoftbcHuawei recommended policy for operator in co . y C wlliclial

• lle

aetwo<k?

•-Slt mo es uses sym ol interleaving error detection nd error correction coding metbods topn ov l

• Ji

Mllkiple Cholce Select

e choice) 2.5Scor e)

- oftbe following synchronization modes isnot supported

he M2000?

)-5cheduled synchronization

[CJ Manual synchronization

[D] utomatic synchronization

~iawer

a directional antenna is

degrees

what is

lobe angle

6 YBT250 resolm ion bandwidth

and the intenerenioe

strength

M dbJD w m ~

bwlwidda

s •I

lhe me sured

interference level

is the

interference

level for

plarming

tcquiced t

redQ e co-channel interference. To ensure the isolation degree

between

.freqtwn-:iM .

furmultipleiting.

s the spacing between

frequeoc,

X actions which o

following comparisons s taken to prevent inconsistency

etetww~rmm ll IIME

)Olllplies

pnnciples?

lilliplli wllh

parameters o

eNo<leBs

Ir ••• t\a d ine

parameters

~·•-Wllh

proJcct planning parameters

..-.-11i1ia1aal2

le Choice Select

cboiceX2.SScore)

O BJ.3 dB

O [C]. dB

0 D].9dB

fb lowing

ph.ysicalcbarmel~ doesnot need spreading?

... ~.:.. ..

:' -::.

- :;;=:.-~~:-..:.

:....;;...

.-"' : :::::=

- = ;:;= ~ = = ~ ---

--====

M.ttiple h

oice Select

e cboice) 2.5Score)

~ .Paging

O B].Rx

.T3412

0 [ ] UE MAXPOWER

- _ ____

lroi« Sd l one clio

e) Z.SScore)

affic m a c eUdecreases, the downlink

PR usage

in the ceU decreases. hidt offla

.Ta--nv:sioa data tnflows are interrupted intermittently.

O B).Pa w

configurations are incorrect.

O C).F.mn

occur dunng transmission.

D]J111a fen:occ between neighboring cells

comes stronger.

NZ about

ddferencc between

lR and MR C js

inconcd?

MR C ftlCl iva performance s related-wrth the .number of antennas on the receiver wh tch is opposite to

~la-iinJ

shatboth interference and noise are spatially wlute the MRC receiver meets the MMSE criterion

usmg theMB

m1«edmleefaerencc

exists JRC receivers use the

algorithm to obtain the MMSE.

~w in isfli.e

bandwidth

UMTS system?

qulity

lll ll requirements dwing aUE handover from

loe wding o 3GPP

TS 36.104 which bandwidth is used t o test the receiver

s iti~

O {AJ.20MHz

O P llt5

[CJ O1 1Hz

O[DJ.5 MHz

fE]. l A

ciall eJec tjoo parameters by reading system information blocks

determines whether tbe

ell llllllll

~pimlal l l s he

UE rereads other system infonnation blocks to obtain oeighbonng cell

infonnation nd dde111 11•• ·

requiremeols.

he two typ s

system information

blocks refer

to whicho

following?

following s temerus is incorrect

ownlink hybrid-service scenarios where multipleTCP packets are

simultaneously11;1Qsmitte4

a msed t enable AQM when-multiple TCP-based bit ton:ent BT) services re running or large tiles are-beiugd

arr nmniogon the network.

;µ QM mcreases the transnussion

bandwjc lth

usage,

IL \Ol

to connect to

obt in

collect

RARmc:ssage

ijiii. .. ... maccess preamble_

plme iafonnation about ells served by the primary and secondaryc alrien

statauents is

i ncoffect?

speadillg

c;odes

are used to identify subscrib

~ s c r z t l i n g

codes are used t identify subscribers

DDwnlliok

spreading codes are used ~identify subscribers

W S iai. .;c

:cll11111mg the buffer zone is designedto res2lve which of he following ps ·obl111111

ijiii •ad traffic betwee,n,GSM .and ~ S cells after

Refanning

;Mpcmt<b annel

intetfereQ.ce

ob l ~ Between

M and UMT~

cells-after efannm

; os~iee related

problein.s

between GSM

UMT.S cells

f1l . :r...r~9 :::c ..= -

::: ~f - f H - ... : : ; -

~l d1a11nel interferenceproblems getweeh

SM 1uic\,J

: .Jfyi1S cells afterRefiuming

;;: ::

• Sil

udpleChoke Select one cboice) 2.5Score)

afdie ioDowiag conditions is used by a

determine

out-of-synchronizationst tus

on die

{AJ.flie

not receive the timing advance update command from

eNodeB before

tBJ The UE

does not receive messages

theN S layer from the

before the timer expires.

O CJ.The UE

receive service data from the eNodeB before the timer expires.

OIDJ The UE _foes not receive RRC signaling.from the eNodeB before the timer expires.

cl lie following

operations for etting tbc maximum tranmut

powe fo -

~ o f 1 b e

RRUIRFU.

Run the MML cominandLOCRRUTC t set t e

lllplll

fflURI> .iesetdieRRlJlRFl.r 4 Run lhcMML command DSPRRU t <j1J<11Y1hecabioetm,mber,1,t,q.:k

~~~ UlUIRFU

Run the

MML command DSP 'IXBRANCH to check whether the

setting,

effectiw.

lliiii 7

cNodeBs

Server requires a bandwidth

Mbit s

3 d e ch

eNodeB

requires a bandwidlh

---. loymeat with the M2000, the Trace Server is automatipally Stalle~ or upgraded after the M2000 is i

L1E--SAE user

tracing is impossible without the

Trace Server

l· .9 44 llllkipl Clioice Selec:t one choice) 2.SScore

•ti awing

a throughput-based rate

easemeasuz-ement event?

irlS llltipk

Claoi<e Selec:t

) Z.SScore)

isillcm••itwn

long cycle dura~on when TimeAl.igrunentTimer is set t

sfl92 and

m·Ullllr Ai

~llllliilaR wilh

du dynamjc code

algorithm. he llllliimum number of code s is 5 and lheroa i11••

liiilt

• l l

il:c:odc rcosource

management algorithmat the

i arx e

time how many code words

fflNICloal7 Maltiple Clt.oia Select one choi

2.5Score)

Wliadi of1lle following equals 9 .85 dBd?

0~) . t ldBi

Q [Cj.11.5

G [D] 12 dB i

t i•llil• • mt111is

Bs is inc

liill••

opbOlla

mqin>\ et

coverage for dedicmed sctVices on the P

be used

m uplink and do

link schedul ing

Clllly

applies to Vo P

rvices.

CM B i

eNodeB h s received a CSFB indica tor

MME What

possiblea mei4

oneig oring inter frequency cells

configured.

doesnotreport inter RAT cell signal measurement results.

f:1-The blind

handover priority is

O for neighboring cells n inter RAT handovers.

t flle

UE does

not support

inter R..A.T

handovers.

:lbllowiag

about batchreconfigw:ation is incon:ect?

good poctice

to the ME-provided radio data planning file to modify cell ftequencies PCis TACI :.

iimlllllrsb intra-frequency handovers in batches.

IDJ.a is

p :actice to use tho CME-provided ID/

modification function to modify cell IDs local cell

O CJ.Cell

Pacameter Auto--SynchronizationPolicy of he ME is required

associatedchanges.

O D).CME

reconfiguration applies to multiple NEs data excluding data for neighboringcells.

lillilr w:aagein

an LT mo

network, downlink signals of a remote site

mterf eccwilhapliak

subfi ame configurations DwPTS~GP:UpPTS) can e used to

better

control

1hc iutedi:ua dl

statements

is incorrect?

a 1'nDeNode Dd an FDD eNodeB share a BBU subraclc they

use the same main

~ leciDr quipm nt

is a set ofconfigured RF antennas that can transmit and receive signals.

r SINGLEVLAN

highly recommended nVLAN corlfigurations.

die l and

mterface_r use the

same IP address it is good ptactice to corlfigure the same nd

M lltiple

Claoiu Select one chofoe)(Z.S ore)

bide to

apply foc V

erit s

license files for M2000 deployment?

ollowing technologies are only used for

uplinlc

scheduling'

{AJ..Pm-allocated

scheduling

IBJ ITI

bundling

O [C}.64QAM

Magm a1111. ; C3D e

t ken to reduce the

cost of

designing a solution for a

uilding

Wida a

antennas ne r

the signal sourc~ n

reduce routing

FEi F ni r u

_.. ..

Vw:H I SelKt Select two

or •• •

dtoi«s) Z.SScore)

caD drops

nsulted from sudden changed signals during network

op1Jro1zati<>n

you can

choose which o

semc.c

switchini rate decision threshold,

offiet of h possible

candidate n~ighboring cell.

i m ae lh B

event relati\·e threshold

increase the

event trigger hysteresis.

liia 2;e lhe 1A event

relative

threshold and .ncrease the

ofthe IA e ent

rigger

hysteresis.

111-.kipleSe~t

Select two or more choices) 2.5Score)

«6e i llowing can

be used

to reflect aa:ess-related problems by M2000

st listics n a CC i ii

i\ .E-RAB establishment failures

O B)..RR.C

connection establishment failures

C}£-RAB

establishment success rate

O{D]LowRRC connection establishment success rate

O{E}.Long Attach delay

:O[A .Tbe

savice

rate increases.

.__,(]

cell throughput decreases.

J CJ-The-rate of

decreases.

ffiJ Ihe

average MCS on the

dov. -nlink

decreases.

11111 _

l t l are received Which two thu 1 >rder intermodulation products am generated

a tltllti

conlext

and FTP setVices

cannot

perform eel

propedy llhii::tii

encryption llfOtocol

incorrectly

configured or incorrectly configured.

mii Fr s s 11

imp ds

the network capacity?

RRC_CONNECTED mode

deo-eases

ffect henetwork capacity and only increases the network cesoutce usage and total netwodt

_... .

capacity of each cell involved in the live network.

IJl•iePU H PR resources are used

: ; i __

_ bout spreading/despreading are correct?

e ph11al1on o spreading/dispreading, we easily know that the CDM systemis inted'ertnce-limited. lf he ·

inlmfereoce level. signals of he iarget user cannot be demodulate\ .

IJlft ling code used

system is

code. The greater the spreading factor, the larger lhe proccssing pii

l'liemlin,ir;f,clespreading

itself does not increase any signal power.

processing

is improved

incr=ing

IJll-ldullazM) j threshold Eb/No

Ee/Io x gain. Where Eb represents the energy

des~read bits, and refers to the ohip

. sa.:tloal09 Maltiple Select

Select two

more choicesXZ,SScore)

of1he following are abnormal signaling?

O[A] Iu

elease

Request sent

the RNC

the CN

O[ ]~ leasc Command tent

the N to the RNC

O[C).RAB

Release Reques~

the RNC,~o the CN

O D].RAB

Assignment Request sen,

the RNC

lll i III:•• 111s

the R event s incorrect?

iiillllii= 111 d t1he source cell measured quantities Is higher

the absolute threshold

mllCl =s

1hat the

quality ofa cell much poorer

th tofbest cell

active set

lmllla411e.:s

1hat the quality

a cell is close

he bestcell or active set When

UE active

set s full

.. ldllll

h\Z Seloct Sdect

o or morecboictS) ?.SScore)

Nviter de is low,

locate problems, which of he following operationsneed to

pedwmed1

-•blNm-11 of

resources.

E n:sources.

•• dl

code tree-usage conditions.

monig xmditions are used

define call drops during a drive test?

na ei es any

message

system

message)

eceiw,s

RRC Release message

cause value

Not Normal

;Ill :

rece TeS any one

he following three messages:

Disconnect,

Release Complete. and

CC Release,

Nonnal,

Unspecified.•

OE recei,·es any

ACTIVE

UPDATE

message.

measure the power splitter

indicato1s

insertion loss on the input port

...,S£TDHCPDE IECT command makes an eNodeB

lhe steady state enter the DHCPDETECT st:;rte_

, lacliliDdc,:BB m

theDHCPDETECT state will remove all data to

transmitted

enter theDHCPDETECT

state again ffw

DHCPRSLT command ts used to obtain detailed information about automati oestablishment

he remotemaintena

Multiple

Select

choices)(Z.SScore)

lJ C]..RR.C connection setup successra te

- * h ndoverMSG3 reception times L.RA.Dedicate.HO.Msg; Rcv is greatertbaa

of1he foUowmg re the possible reasons?

..,...,.-

pn amble

not allocated due to

internal

e1<ceptions in the eNodeBs.

fll M Cluae

the X2-based handovers fails.

... .......

••at sin_gY

T250 wfilchof h

following

iostrumcnli~

bhingto d

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