Iur Interface Interconnection Guide-V1.1

8/11/2019 Iur Interface Interconnection Guide-V1.1

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Huawei Technologies Co., LTD.

Product Version Confdentiality Level

RAN13.0 INTERNAL

Product Name Pages

UMTS Performance 67

Iur Interface Interconnection Guide

Preparedby

Cheng Songwei em!"o#ee I$%

0006&011'

Date(01()01)(0

Reviewedby

Date

Reviewedby

Date

Approvedby

Date


2/67

Huawei Technologies CO., LTD.All Rights Reserved


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I*r In+erface In+erconnec+ion ,*i-e INTERNAL

Revision History

Date Version Description Reviewer Author

(01()01)(0 1.0 Com!"e+e- +he ini+ia" -raf+.Cheng Songwei em!"o#ee

I$% 0006&011'

(01()03)0& 1.1A--e- /chema+ic -rawing/ an--e/cri!+ion/ accor-ing +o reiew

commen+/.

Cheng Songwei em!"o#eeI$% 0006&011'

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Contents

About !his Document""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""#

$ %ur %nterconnection Process"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""&

(.1 2 oer I*r........................................................................................................................................................&

(.1.1 S2 oer I*r............................................................................................................................................&(.1.( In+ra)4re5*enc# 22 oer I*r...............................................................................................................11

(.1.3 In+er)4re5*enc# 22 oer I*r...............................................................................................................13

(.( CC2 oer I*r...................................................................................................................................................1

(.3 Re"oca+ion........................................................................................................................................................1

(.3.1 UE)No+)Ino"e- Re"oca+ion..................................................................................................................1

(.3.( Re"oca+ion wi+h 22.............................................................................................................................17

(.3.3 Re"oca+ion wi+h Ce"" U!-a+e...................................................................................................................(0

(. $SCR...............................................................................................................................................................((

(..1 Pro+oco"/)S!ecifie- $SCR Scenario/.....................................................................................................((

(..( 2*awei)S!ecifie- $SCR Scenario/.......................................................................................................(

' (verview o) the RNC Reparenting *olution"""""""""""""""""""""""""""""""""""$&

3.1 In+er)4re5*enc# RNC Re!aren+ing i+ho*+ +he I*r In+erface.........................................................................(&

3.( In+ra)4re5*enc# RNC Re!aren+ing i+h +he Aai"a8"e I*r In+erface..............................................................30

+ %ur %nterconnection !est Results"""""""""""""""""""""""""""""""""""""""""""""""""""'$

.1 ,IT Te/+ Re/*"+/ 9e+ween 2*awei RNC an- en-or RNC..........................................................................3(

.1.1 2*awei)ALU ,IT Te/+ Re/*"+/...........................................................................................................3(

.1.( 2*awei)NSN ,IT Te/+ Re/*"+/............................................................................................................3

.1.3 2*awei)Eric//on ,IT Te/+ Re/*"+/..................................................................................................... .3

.( I*r In+erface Ca!a8i"i+ie/..................................................................................................................................37

, %ur %nterconnection Policies"""""""""""""""""""""""""""""""""""""""""""""""""""""""""'-

.1 2*awei)ALU I*r In+erconnec+ion Po"icie/......................................................................................................3:

.1.1 Po"ic# 1% 2 oer I*r for CS Serice/ an- Proce// !+imi;a+ion)8a/e- $SCR for PS 9E Serice/. . .1

.1.( Po"ic# (% 2 oer I*r for CS Serice/ an- UE)No+)Ino"e- Re"oca+ion)8a/e- $SCR for PS 9E

Serice/............................................................................................................................................................3

.1.3 Po"ic# 3% 2 oer I*r for CS


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.(.( Po"ic# (% Re"oca+ion for CS


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%ur %nterconnection /uide

0eywords

I*r= $SCR= re"oca+ion

Abstract

Thi/ -oc*men+/ -e/cri8e/ how +o -e!"o# an- /wa! a ne+wor>.

Acronyms and Abbreviations

Acronyms andAbbreviations

1ull Name

AMR A-a!+ie m*"+i ra+e

CCC2 Common con+ro" channe"

CN Core ne+wor>

C)RNTI Ce"" ra-io ne+wor> +em!orar# i-en+ifier

CS Circ*i+ /wi+che-

$C2 $e-ica+e- channe"

$RNC $rif+ RNC

$)RNTI $rif+ RNTI

$SCR $irec+ Signa"ing Connec+ion Re)e/+a8"i/h

E)$C2 Enhance- -e-ica+e- channe"

22 2ar- han-oer

2SPA 2igh)S!ee- Pac>e+ Acce//

2S)$SC2 2igh /!ee- -own"in> /hare- channe"

2S$PA 2igh S!ee- $own"in> Pac>e+ Acce//

2SUPA 2igh S!ee- U!"in> Pac>e+ Acce//

NRT Non)rea")+ime

PS Pac>e+ /wi+che-

RAU Ro*+ing area *!-a+e



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Acronyms andAbbreviations

1ull Name

RLC Ra-io "in> con+ro"

RNC Ra-io ne+wor> con+ro""er

RNSAP Ra-io Ne+wor> S*8/#/+em A!!"ica+ion Par+

RRC Ra-io re/o*rce con+ro"

S2 Sof+ han-oer

SR9 Signa"ing ra-io 8earer

SRNC Sering RNC

SRNS Sering Ra-io Ne+wor> S*8/#/+em

UE U/er e5*i!men+

UTRAN UMTS Terre/+ria" Ra-io Acce// Ne+wor>

UMTS Unier/a" Mo8i"e Te"ecomm*nica+ion S#/+em



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About !his DocumentI*r in+erconnec+ion !o"icie/ are im!or+an+ for commercia" ne+wor>/. Therefore= +he fo""owing

fac+or/ m*/+ 8e con/i-ere- in+o +he !o"icie/%

he+her new /erice/ "i>e 2SPA /erice/ /*!!or+ 2SPA oer I*r

The !o"icie/ ino"e /of+ han-oer S2'= har- han-oer 22'= UE)no+)ino"e-

re"oca+ion= re"oca+ion wi+h 22= re"oca+ion wi+h ce"" *!-a+e= an- $irec+ Signa"ing

Connec+ion Re)e/+a8"i/h $SCR' fea+*re/. The I*r in+erface 8e+ween +wo neigh8oringRNC/ ma# e?i/+ aai"a8"e' or -oe/ no+ e?i/+. In+erconnec+ion /erice/ can 8e circ*i+

/wi+che- CS' /erice/= !ac>e+ /wi+che- PS' R:: /erice/= PS 2igh)S!ee- Pac>e+

Acce// 2SPA' /erice/= an- CS an- PS com8ine- /erice/.

he+her +he e5*i!men+ of -ifferen+ en-or/ /*!!or+/ +he !reio*/ fea+*re/A commercia" ne+wor> ma# incor!ora+e Ra-io Ne+wor> Con+ro""er/ RNC/' or Core

Ne+wor>/ CN/' of -ifferen+ en-or/. In +hi/ ca/e= /ome RNC/ or CN/ of en-or/ -o no+

/*!!or+ PS /erice re"oca+ion or +he common channe" CC2' oer I*r in +heCELL@4AC2 /+a+e.

he+her +he ac+*a" ne+wor>ing +o!o"og# i/ a!!"ica8"e

4or e?am!"e= whe+her +he /econ- carrier in +he -*a")carrier ne+wor> a-mi+/ */er

e5*i!men+ UE' acce// or whe+her in+er)fre5*enc# I*r in+erconnec+ion /cenario/ e?i/+.

C*rren+"#= I*r in+erface re"oca+ion i/ -i/a8"e- on mo/+ commercia" Unier/a" Mo8i"e

Te"ecomm*nica+ion S#/+em UMTS' ne+wor>/. n +he I*r in+erface re"oca+ion)ena8"e-

UMTS ne+wor>/= +he re"oca+ion !re!ara+ion /*cce// ra+e an- +he re"oca+ion e?ec*+ion /*cce//

ra+e are no+ faora8"e. $SCR aim/ +o aoi- incom!a+i8i"i+ie/ for I*r in+erconnec+ion/ 8e+ween2*awei RNC an- en-or RNC. In +hi/ wa#= I*r in+erconnec+ion !o"icie/ for commercia"

ne+wor>/ are -ifferen+= which ma>e/ +he main+enance of commercia" ne+wor>/ -iffic*"+. Toa--re// +hi/ !ro8"em= 2*awei !roi-e/ *nifie- I*r in+erconnec+ion !o"icie/ +o g*i-e ne+wor>

-e!"o#men+= /wa!!ing= an- main+enance. The !o"icie/ incor!ora+e%

A"gori+hm fea+*re/ of 2*awei !ro-*c+/

$e+ai"e- re/earche/ on a"gori+hm a!!"ica+ion/ on "ie ne+wor>/

Ana"#/i/ an- o!+imi;a+ion of a"gori+hm !erformance

A-an+age/ an- -i/a-an+age/ of a"gori+hm/ in -ifferen+ /cenario/

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$ %ur %nterconnection ProcessThi/ cha!+er -e/cri8e/ 8a/ic !rinci!"e/ of re"oca+ion an- $SCR an- !roi-e/ -e+ai"/ a8o*+how +o im!"emen+ +he fea+*re/ on 2*awei RNC/. A com!"e+e ana"#/i/ re!or+ on I*r

in+erconnec+ion !o"icie/ a"/o ino"e/ S2 oer I*r= 22 oer I*r= CC2 oer I*r= an- I*r)re"a+e- a"gori+hm a!!"ica+ion/.

In +hi/ -oc*men+= I*r in+erconnec+ion/ ino"e +he fo""owing con+en+/%

2 oer I*r inc"*-ing S2 oer I*r= in+ra)fre5*enc# 22 oer I*r= an- in+er)fre5*enc#

22 oer I*r'

CC2 oer I*r

Re"oca+ion inc"*-ing UE)no+)ino"e- re"oca+ion= re"oca+ion wi+h 2= an- re"oca+ion

wi+h ce"" *!-a+e'

$SCR carrie- on +he -e-ica+e- channe" $C2'= high /!ee- -own"in> /hare- channe"2S)$SC2= or enhance- -e-ica+e- channe" E)$C2' 8earer'

$" H( over %ur

$"" *H( over %ur

4ig*re 1.1/how/ an S2 oer I*r.

9efore an S2 i/ +riggere-= +he UE /e+/ *! a ra-io "in> RL' wi+h No-e9 1 an- No-e9 (.

Af+er +he /ering RNC SRNC' ma>e/ an S2 -eci/ion= +he UE /e+/ *! an RL wi+h No-e9 3

*n-er +he -rif+ RNC $RNC'= an- +hen re"ea/e/ +he RL wi+h No-e9 1.

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Figure . S2 oer I*r

4ig*re 1.(/how/ +he !roce-*re for an S2 oer I*r.



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Figure .! Proce-*re for an S2 oer I*r

The !roce-*re for an S2 oer I*r i/ a/ fo""ow/%

1. The SRNC -e+ermine/ +ha+ +he +arge+ ce"" for +he S2 i/ a ce"" *n-er +he $RNC an-

/en-/ +he $RNC a Ra-io Lin> Se+*! Re5*e/+ me//age.

(. The $RNC /en-/ No-e9 3 a Ra-io Lin> Se+*! Re5*e/+ me//age +o re5*e/+ for /e++ing *!an RL.

3. Af+er No-e9 3 /e+/ *! an RL= i+ re/!on-/ +o +he $RNC wi+h a Ra-io Lin> Se+*!

Re/!on/e me//age.

. The $RNC re/!on-/ +o +he SRNC wi+h a Ra-io Lin> Se+*! Re/!on/e me//age +o no+if#

+ha+ +he RL +o +he +arge+ ce"" ha/ 8een /e+ *!.

. The SRNC /e+/ *! +he +ran/!or+ ne+wor> "a#er 8earer oer +he I*r in+erface= an- +he

$RNC /e+/ *! +he +ran/!or+ ne+wor> "a#er 8earer oer +he I*8 in+erface.

6. The SRNC /en-/ No-e9 3 *n-er +he $RNC a $own"in> S#nchroni;a+ion me//age +ore5*e/+ for -own"in> /#nchroni;a+ion.

7. No-e9 3 /en-/ +he SRNC an U!"in> S#nchroni;a+ion me//age +o no+if# +he SRNC of

*!"in> /#nchroni;a+ion.



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&. The SRNC /en-/ +he UE an Ac+ie Se+ U!-a+e Comman- RL A--i+ion' me//agecon+aining +he $RNC +arge+ ce"" for +he S2.

:. The UE re/!on-/ +he SRNC wi+h an Ac+ie Se+ U!-a+e Com!"e+e me//age +o com!"e+e

+he S2 !roce-*re.

10. The SRNC /en-/ +he UE an Ac+ie Se+ U!-a+e RL $e"e+ion' me//age con+aining +he$RNC +arge+ ce"" for +he S2.

11. The UE re/!on-/ +he SRNC wi+h an Ac+ie Se+ U!-a+e Com!"e+e me//age +o com!"e+e

+he S2 !roce-*re.

1(. The SRNC /en-/ No-e9 1 a Ra-io Lin> $e"e+ion Re5*e/+ me//age +o re5*e/+ forre"ea/ing +he -e"e+e- RL.

13. No-e9 1 re/!on-/ wi+h +he SRNC wi+h a Ra-io Lin> Re"ea/e Re/!on/e me//age +o

no+if# +he SRNC +ha+ +he RL ha/ 8een -e"e+e-.

1. The SRNC re"ea/e/ +he +ran/!or+ ne+wor> "a#er 8earer oer +he I*8 in+erface.

""""#nd

$""$ %ntra21re3uency HH( over %ur

4ig*re 1.1/how/ an in+ra)fre5*enc# 22 oer I*r.

Figure . In+ra)fre5*enc# 22 oer I*r

4ig*re 1.(/how/ +he !roce-*re for an in+ra)fre5*enc# 22 oer I*r.

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&. The $RNC /en-/ +he SRNC a Ra-io Lin> Re/+ore In-ica+ion me//age +o no+if# +ha+ +heRL ha/ 8een /#nchroni;e-.

:. The SRNC /en-/ No-e9 ( *n-er +he $RNC a $own"in> S#nchroni;a+ion me//age +o

re5*e/+ for -own"in> /#nchroni;a+ion.

10. No-e9 ( /en-/ +he SRNC an U!"in> S#nchroni;a+ion me//age +o no+if# +he SRNC of*!"in> /#nchroni;a+ion.

11. The SRNC /en-/ +he UE a Ph#/ica" Channe" Reconfig*ra+ion me//age +o /!ecif# +he

+arge+ ce"" for +he 22.

1(. The UE re/!on-/ +he SRNC wi+h an Ph#/ica" Channe" Reconfig*ra+ion Com!"e+eme//age +o com!"e+e +he 22 !roce-*re.

13. The SRNC /en-/ No-e9 1 a Ra-io Lin> $e"e+ion Re5*e/+ me//age +o re5*e/+ for

re"ea/ing +he -e"e+e- RL.

1. No-e9 1 re/!on-/ wi+h +he SRNC wi+h a Ra-io Lin> Re"ea/e Re/!on/e me//age +o

no+if# +he SRNC +ha+ +he RL ha/ 8een -e"e+e-.


""""#nd

$""' %nter21re3uency HH( over %ur

4ig*re 1.1/how/ an in+er)fre5*enc# 22 oer I*r.

Figure . In+er)fre5*enc# 22 oer I*r

4ig*re 1.(/how/ +he !roce-*re for an in+er)fre5*enc# 22 oer I*r.



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Figure .! Proce-*re for an in+er)fre5*enc# 22 oer I*r

The !roce-*re for an in+er)fre5*enc# 22 oer I*r i/ a/ fo""ow/%

1. The SRNC -e+ermine/ +ha+ +he +arge+ ce"" for +he 22 i/ a ce"" *n-er +he $RNC an-

/en-/ +he $RNC a Ra-io Lin> Se+*! Re5*e/+ me//age.

(. The $RNC /en-/ No-e9 ( a Ra-io Lin> Se+*! Re5*e/+ me//age +o re5*e/+ for /e++ing *!an RL.

3. Af+er No-e9 ( /e+/ *! an RL= i+ re/!on-/ +o +he $RNC wi+h a Ra-io Lin> Se+*!

Re/!on/e me//age.

. The $RNC re/!on-/ +o +he SRNC wi+h a Ra-io Lin> Se+*! Re/!on/e me//age +o no+if#

+ha+ +he RL +o +he +arge+ ce"" ha/ 8een /e+ *!.

. The $RNC /e+/ *! +he +ran/!or+ ne+wor> "a#er 8earer oer +he I*8 in+erface.

6. The SRNC /e+/ *! +he +ran/!or+ ne+wor> "a#er 8earer oer +he I*r in+erface.

7. The No-e9 /en-/ +he $RNC a Ra-io Lin> Re/+ore In-ica+ion me//age +o no+if# +ha+ +he

RL ha/ 8een /#nchroni;e-.

&. The $RNC /en-/ +he SRNC a Ra-io Lin> Re/+ore In-ica+ion me//age +o no+if# +ha+ +heRL ha/ 8een /#nchroni;e-.

:. The SRNC /en-/ +he UE a Ph#/ica" Channe" Reconfig*ra+ion me//age +o /!ecif# +he

+arge+ ce"" for +he 22.



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10. The UE re/!on-/ +he SRNC wi+h an Ph#/ica" Channe" Reconfig*ra+ion Com!"e+eme//age +o com!"e+e +he 22 !roce-*re.

11. The SRNC /en-/ No-e9 1 a Ra-io Lin> $e"e+ion Re5*e/+ me//age +o re5*e/+ for

re"ea/ing +he -e"e+e- RL.

1(. No-e9 1 re/!on-/ wi+h +he SRNC wi+h a Ra-io Lin> Re"ea/e Re/!on/e me//age +ono+if# +he SRNC +ha+ +he RL ha/ 8een -e"e+e-.


""""#nd

$"$ CCH over %urhen a UE in +he CELL@4AC2 /+a+e !erform/ an in+er)RNC ce"" re/e"ec+ion= i+ wi"" +rigger

+he CELL@UP$ATE !roce-*re in +he $RNC. If +he RNC -oe/ no+ /*!!or+ +he CC2 oer I*r=

+he $RNC /en-/ an *!"in> /igna"ing re"oca+ion in-ica+ion +o +he SRNC= an- +hen +he SRNC+rigger/ +he re"oca+ion wi+h ce"" *!-a+e. 4or -e+ai"/= /ee /ec+ion (.3.3Re"oca+ion wi+h Ce""

U!-a+e. If +he RNC /*!!or+/ CC2 oer I*r= +he common channe" can 8e /e+ *! oer +he I*r

in+erface= a/ /hown in 4ig*re 1.1. In +hi/ ca/e= re"oca+ion wi+h ce"" *!-a+e i/ no+ re5*ire-.

Figure . Se++ing *! +he common channe" oer +he I*r in+erface

hen a UE ce"" in +he CELL@4AC2 /+a+e i/ re/e"ec+e- +o +he NRNC ce""= i+ wi"" +rigger +he

re"oca+ion wi+h ce"" *!-a+e= an- +he re"oca+ion "a/+/ for a cer+ain !erio-. If +he UE i/ re/e"ec+e-

+o ano+her ce"" 8efore +he re"oca+ion i/ com!"e+e= +he UE wi"" 8e -i/connec+e- from +he ce""

8eca*/e +he UE /+a+e/ on +he CN are -ifferen+. In +heor#= +he CC2 oer I*r can effec+ie"#re-*ce +he ca"" -ro! ra+e of UE/ in +he CELL@4AC2 /+a+e.

2*awei RNC /*!!or+/ +he CC2 oer I*r.

$"' Relocation

$"'" 452Not2%nvolved Relocation

In +he UE)no+)ino"e- re"oca+ion= UE/ acce// a ce"" from on"# one $RNC= in-ica+ing +ha+ +he

I*r in+erface m*/+ 8e aai"a8"e. UE/ can acce// +he ce"" *n-er +he $RNC in an S2 or 22=a/ /hown in +he "ef+ !ar+ of4ig*re 1.1.UE/ are no+ ino"e- in +he re"oca+ion !roce-*re. Af+er



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+he re"oca+ion com!"e+e/= I*r re/o*rce/ are re"ea/e-= +he I* in+erface i/ re"oca+e-. In +hi/ ca/e=+he origina" $RNC 8ecome/ +he SRNC= a/ /hown in +he righ+ !ar+ of 4ig*re 1.1.

Figure . UE)no+)ino"e- re"oca+ion

CN

SRNC

NodeB

CELL CELL

UE

DRNC

NodeB

CELL CELL

NodeB

CELL CELL

UE

SRNC

NodeB

CELL CELL

SRNC

CN

4ig*re 1.(/how/ +he UE)no+)ino"e- re"oca+ion !roce-*re.

Figure .! UE)no+)ino"e- re"oca+ion !roce-*re



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The UE)no+)ino"e- re"oca+ion !roce-*re i/ a/ fo""ow/%

1. hen a"" RL/ connec+ +o RNC ( an- RNC 1 -e+ec+/ +ha+ +he +ran/mi//ion -e"a# i/ grea+er

+han +he +hre/ho"-= RNC1 /en-/ +he CN a RELCATIN REBUIRE$ me//age +ore5*e/+ for Sering Ra-io Ne+wor> S*8/#/+em SRNS' re"oca+ion.

(. The CN /en-/ RNC ( a RELCATIN REBUEST me//age an- forwar-/ +he SRNSre"oca+ion re5*e/+ +o RNC (.

3. RNC ( !re!are/ "a#er ( re/o*rce/ for +he re"oca+ion an- /en-/ +he CN a RELCATIN

REBUEST ACNLE$,E me//age.

. The CN /en-/ RNC 1 a RELCATIN CMMAN$ me//age +o no+if# RNC 1 of

/+ar+ing re"oca+ion.

. Af+er RNC 1 ma>e/ a"" !re!ara+ion/= for e?am!"e= /+o!!ing /igna"ing an- /erice ra-io"in> con+ro" RLC'= i+ /en-/ RNC ( a RELCATIN CMMIT me//age +o re5*e/+ for

/+ar+ing +he re"oca+ion.

6. RNC ( /en-/ +he CN a RELCATIN $ETECT me//age +o no+if# +ha+ +he re"oca+ion

ha/ 8een /+ar+e-. Then= RNC ( !erform/ re"ean+ o!era+ion/= for e?am!"e= "a#er (

config*ra+ion/.

7. RNC ( /en-/ +he UE a UTRAN M9ILITD IN4RMATIN me//age in*nac>now"e-ge- mo-e UM' +o no+if# +he UE of +he informa+ion a8o*+ +he new UMTS

Terre/+ria" Ra-io Acce// Ne+wor> UTRAN'.

&. The UE /en-/ RNC ( a UTRAN M9ILITD IN4RMATIN CN4IRM me//age in

ac>now"e-ge- mo-e AM'.

:. RNC ( /en-/ +he CN a RELCATIN CMPLETE me//age an- i/ change- a/ +he

SRNC.

10. RNC ( /en-/ +he UE a UE CAPA9ILITD ENBUIRD me//age +o 5*er# UE ca!a8i"i+ie/.

11. The UE /en-/ RNC ( a UE CAPA9ILITD IN4RMATIN me//age con+aining UE

ca!a8i"i+ie/.1(. RNC ( rea-/ +he UE ca!a8i"i+ie/ an- /en-/ +he UE a UE CAPA9ILITD IN4RMATIN

CN4IRM me//age.

13. The CN /en-/ RNC 1 an IU RELEASE CMMAN$ me//age +o re5*e/+ for re"ea/ing I*

in+erface re/o*rce/ re"a+e- +o +he UE.

1. Af+er +he re"oca+ion com!"e+e/= +he UE /en-/ RNC 1 an IU RELEASE CMPLETE

me//age.

""""#nd

$"'"$ Relocation with HH(

In +he UE)ino"e- re"oca+ion= UE/ are har- han-e- oer from +he SRNC +o +he +arge+ RNC

an- +he I*r in+erface i/ re"oca+e-. UE/ are ino"e- in +he re"oca+ion !roce-*re. Therefore=UE)ino"e- re"oca+ion i/ a"/o ca""e- UE)ino"e- re"oca+ion. hen a UE i/ har- han-e- oer

8e+ween ce""/ *n-er -ifferen+ RNC/ an- UE)ino"e- re"oca+ion i/ +riggere-= +he re"oca+ion i/

ca""e- re"oca+ion wi+h 22= a/ /hown in4ig*re 1.1.

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Figure . Re"oca+ion wi+h 22

In norma" ca/e/= re"oca+ion wi+h 22 i/ +riggere- when +he I*r in+erface i/ *naai"a8"e= fore?am!"e= +he I*r in+erface i/ conge/+e- or no I*r re/o*rce/ are config*re-. 4ig*re 1.( /how/

+he !roce-*re for re"oca+ion wi+h 22.

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Figure .! Proce-*re for re"oca+ion wi+h 22

The !roce-*re for re"oca+ion wi+h 22 i/ a/ fo""ow/%

1. Af+er RNC 1 receie/ an 22 mea/*remen+ re!or+= i+ /en-/ +he CN a RELCATIN

REBUIRE$ me//age +o re5*e/+ for SRNS re"oca+ion.

(. The CN /en-/ RNC ( a RELCATIN REBUEST me//age.

3. RNC ( /en-/ +he No-e9 a RA$I LIN SETUP REBUEST me//age +o in/+r*c+ +he

No-e9 +o /e+ *! an RL.

. The No-e9 /e+/ *! an RL an- re/!on-/ RNC ( wi+h a RA$I LIN SETUP

RESPNSE me//age.

. RNC ( !re!are/ for +he re"oca+ion an- /en-/ +he CN a RELCATIN REBUESTACNLE$,E me//age.

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6. The CN /en-/ RNC 1 a RELCATIN CMMAN$ me//age +o no+if# RNC 1 of/+ar+ing re"oca+ion.

7. RNC 1 re/!on-/ +he CN wi+h a 4RAR$ SRNS CNTET me//age +o no+if# +he CN

of +he re"ean+ SRNS con+e?+.

&. RNC 1 /en-/ +he UE a RA$I 9EARER RECN4I,URATIN me//age +o re5*e/+ for!h#/ica" channe" reconfig*ra+ion.

:. The CN /en-/ RNC ( a 4RAR$ SRNS CNTET me//age.

10. The No-e9 /en-/ RNC ( a RA$I LIN RESTRE IN$ICATIN me//age +o no+if#

+ha+ +he RL ha/ 8een /#nchroni;e-.

11. RNC ( /en-/ +he CN a RELCATIN $ETECT me//age.

1(. The UE /en-/ RNC ( a RA$I 9EARER RECN4I,URATIN CMPLETEme//age.

13. RNC ( /en-/ +he RELCATIN CMPLETE me//age +o +he CN a/ +he SRNC.

1. RNC ( /en-/ +he UE a UTRAN M9ILITD IN4RMATIN me//age +o no+if# +he UE

of +he informa+ion a8o*+ +he new UTRAN.1. The UE /en-/ RNC ( a UTRAN M9ILITD IN4RMATIN me//age.


in+erface re/o*rce/.

17. RNC 1 /en-/ +he CN an IU RELEASE CMPLETE me//age.

1&. RNC ( /en-/ +he UE a UE CAPA9ILITD ENBUIRD me//age +o 5*er# UE ca!a8i"i+ie/.

1:. The UE /en-/ RNC ( a UE CAPA9ILITD IN4RMATIN me//age con+aining UE

ca!a8i"i+ie/.

(0. RNC ( rea-/ +he UE ca!a8i"i+ie/ an- /en-/ +he UE a UE CAPA9ILITD IN4RMATIN

CN4IRM me//age.

""""#nd

$"'"' Relocation with Cell 4pdate

Re"oca+ion wi+h ce"" *!-a+e i/ a"/o ca""e- re"oca+ion wi+h forwar- han-oer. Re"oca+ion wi+h

ce"" *!-a+e i/ +riggere- when a UE in +he CELL@4AC2= CELL@PC2= or URA@PC2 /+a+e i/re/e"ec+e- 8e+ween ce""/ *n-er -ifferen+ RNC/= +he I*r in+erface i/ aai"a8"e= an- +he RNC

-oe/ no+ /*!!or+ +he CC2 oer I*r= a/ /hown in 4ig*re 1.1.

4ig*re 1.1/how/ +he !roce-*re for re"oca+ion wi+h ce"" *!-a+e.



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Figure . Proce-*re for re"oca+ion wi+h ce"" *!-a+e

The !roce-*re for re"oca+ion wi+h ce"" *!-a+e i/ a/ fo""ow/%

1. The UE i/ re/e"ec+e- +o a ce"" *n-er RNC ( an- /en-/ RNC ( a CELL UP$ATEme//age.

(. RNC ( a//ign/ a ce"" ra-io ne+wor> +em!orar# i-en+ifier C)RNTI' an- -rif+ RNTI $)

RNTI' +o +he UE an- forwar-/ +he CELL UP$ATE me//age receie- oer +he common

con+ro" channe" CCC2' +o RNC 1 +hro*gh +he UPLIN SI,NALIN, TRANS4ER

IN$ICATIN me//age.

3. RNC 1 /en-/ +he CN a RELCATIN REBUIRE$ me//age +o re5*e/+ for SRNSre"oca+ion.

. The CN /en-/ RNC ( a RELCATIN REBUEST me//age.

. RNC ( !re!are/ "a#er ( re/o*rce/ for +he re"oca+ion an- /en-/ +he CN a RELCATIN

REBUEST ACNLE$,E me//age.

6. The CN /en-/ RNC 1 a RELCATIN CMMAN$ me//age +o no+if# RNC 1 of

/+ar+ing re"oca+ion.

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7. Af+er RNC 1 ma>e/ a"" !re!ara+ion/= for e?am!"e= /+o!!ing +he /igna"ing an- /ericeRLC= i+ /en-/ RNC ( a RELCATIN CMMIT me//age +o re5*e/+ for /+ar+ing +he

re"oca+ion.

&. RNC ( /en-/ +he CN a RELCATIN $ETECT me//age +o no+if# +ha+ +he re"oca+ion

ha/ 8een /+ar+e-. Then= RNC ( !erform/ re"ean+ o!era+ion/= for e?am!"e= "a#er (config*ra+ion/.

:. RNC ( /en-/ +he UE a CELL UP$ATE CN4IRM me//age con+aining +he new C)RNTI

an- $)RNTI in a new ce"".

10. The UE /en-/ RNC ( a P2DSICAL C2ANNEL RECN4I,URATIN CMPLETE

me//age +o confirm +ha+ +he re"oca+ion /*ccee-/.

11. RNC ( /en-/ +he CN a RELCATIN CMPLETE me//age.

1(. RNC ( /en-/ +he UE a UE CAPA9ILITD ENBUIRD me//age +o 5*er# UE ca!a8i"i+ie/.

13. The UE /en-/ RNC ( a UE CAPA9ILITD IN4RMATIN me//age con+aining UE

ca!a8i"i+ie/.

1. RNC ( rea-/ +he UE ca!a8i"i+ie/ an- /en-/ +he UE a UE CAPA9ILITD IN4RMATIN

CN4IRM me//age.

1. RNC ( /en-/ +he UE a UTRAN M9ILITD IN4RMATIN me//age +o no+if# +he UEof +he informa+ion a8o*+ +he new UTRAN.

16. The UE /en-/ RNC ( a UTRAN M9ILITD IN4RMATIN me//age.


in+erface re/o*rce/ re"a+e- +o +he UE.

1&. RNC 1 /en-/ +he CN an IU RELEASE CMPLETE me//age.

""""#nd

$"+ D*CR

A/ /!ecifie- in 3,PP TS (3.060= +he RNC /en-/ an RRC CNNECTIN RELEASEme//age wi+h +he ca*/e $irec+e- Signa"ing Connec+ion re)e/+a8"i/hmen+ when i+ canno+

no+if# +he SRNC of a"i-a+ing +he UE -*e +o *naai"a8i"i+# of +he I*r in+erface for -e+ai"/= /ee

3,PP TS (.331'. In +hi/ ca/e= +he UE +rigger/ a ro*+ing area *!-a+e RAU' !roce-*reimme-ia+e"# *!on en+ering +he PMM)I$LE /+a+e when i+ ha/ receie- an RRC Connec+ion

Re"ea/e me//age wi+h +he ca*/e $irec+e- Signa"ing connec+ion re)e/+a8"i/hmen+ een if +he

RA ha/ no+ change- /ince +he "a/+ *!-a+e.

$"+" Protocols2*pecifed D*CR *cenarios

A/ /!ecifie- in 3,PP TS (3.060= 2*awei RNC */e/ +he $SCR f*nc+ion in +he fo""owing +hree

/cenario/.

Scenario 1%

The I*r in+erface i/ *naai"a8"e= +he UE i/ in +he CELL@4AC2= CELL@PC2= or URA@PC2

/+a+e= an- +he UE moe/ from a ce"" *n-er +he SRNC +o a ce"" *n-er +he $RNC +o +rigger a

ce"" *!-a+e. The $RNC canno+ /en- +he RNC an *!"in> /igna"ing re"oca+ion me//age oer +heI*r in+erface. Therefore= $SCR i/ re5*ire-. The $RNC origina+e/ +he $SCR 8# no+if#ing +he

UE -irec+"# +hro*gh +he /+an-ar- /igna"ing RRC CNN REL wi+h +he connec+ion re"ea/e

ca*/e $irec+e- Signa"ing Connec+ion Re)E/+a8"i/hmen+. 4ig*re 1.1/how/ +he $SCR

!roce-*re.



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Figure . $SCR !roce-*re /cenario 1'

Scenario (%

The I*r in+erface i/ aai"a8"e= an- +he re"oca+ion !re!ara+ion fai"/ -*ring re"oca+ion wi+h ce""

*!-a+e. 4ig*re 1.(/how/ +he $SCR !roce-*re.

Figure .! $SCR !roce-*re /cenario ('

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Scenario 3%

The I*r in+erface i/ aai"a8"e= an- +he re"oca+ion e?ec*+ion fai"/ -*ring re"oca+ion wi+h ce""

*!-a+e for e?am!"e= +he +imer of wai+ing for +he RELC CMMIT me//age e?!ire/'. 4ig*re1.3/how/ +he $SCR !roce-*re.

Figure .$ $SCR !roce-*re /cenario 3'

In a--i+ion +o +he !reio*/ /cenario/ where $SCR i/ */e- +o !erform mo8i"i+# managemen+=

+he RNC can */e $SCR in o+her I*r in+erconnec+ion /cenario/ /o +ha+ +he in+erconnec+ion i/more f"e?i8"e an- effec+ie.

$"+"$ Huawei2*pecifed D*CR *cenarios

452Not2%nvolved Relocation2based D*CR UE in +he CELL@$C2 /+a+e

hen a UE in +he CELL@$C2 /+a+e mee+/ UE)no+)ino"e- re"oca+ion con-i+ion/= +heSRNC -e+ermine/ whe+her +he $SCR +riggering con-i+ion i/ me+. If +he $SCR +riggering

con-i+ion i/ no+ me+= no ac+ion i/ re5*ire-. If +he $SCR +riggering con-i+ion i/ me+ an-

non)rea")+ime NRT' /erice/ are */e-= +he SRNC origina+e/ +he UE)no+)ino"e-

re"oca+ion)8a/e- $SCR. If +he $SCR +riggering con-i+ion i/ me+ 8*+ RT /erice/ are*/e-= +he SRNC +rigger/ a UE han-oer= no+ +he $SCR.

UE in +he CELL@4AC2 /+a+e

The I*r in+erface i/ aai"a8"e an- +he RNC /*!!or+/ CC2 oer I*r. A UE in +he

CELL@4AC2 /+a+e origina+e/ +he ce"" *!-a+e !roce-*re -*ring +he $RNC +o form +hecon-i+ion for +riggering UE)no+)ino"e- re"oca+ion. Then= +he SRNC -e+ermine/

whe+her +he $SCR +riggering con-i+ion i/ me+. If +he $SCR +riggering con-i+ion i/ no+

me+= no ac+ion i/ re5*ire-. If +he $SCR +riggering con-i+ion i/ me+= +he SRNC origina+e/+he UE)no+)ino"e- re"oca+ion)8a/e- $SCR.



26/67


4or -e+ai"/ a8o*+ +he UE)no+)ino"e- re"oca+ion)8a/e- $SCR !roce-*re= /ee +he me//age+racing in +he /cenario where UE)no+)ino"e- re"oca+ion)8a/e- $SCR i/ !erforme- for PS

2SPA /erice/. In +hi/ /cenario= 2igh S!ee- U!"in> Pac>e+ Acce// 2SUPA' oer I*r i/

-i/a8"e-.

The me//age +racing re/*"+/ /how +ha+ PS /erice/ in */e are 2SPA /erice/= a/ /hown in +hefo""owing fig*re%

Af+er +he UE re!or+/ een+ 1A= a /ing"e /igna"ing "in> of +he neigh8oring RNC i/ a--e- a/

/hown in +he fo""owing fig*re%

Af+er +he UE re!or+/ een+ 1$= +he 2igh S!ee- $own"in> Pac>e+ Acce// 2S$PA' /ering

ce"" i/ change- from +he "oca" RNC ce"" +o a neigh8oring RNC ce"". In a--i+ion= 2SUPA

/erice/ are reconfig*re- a/ R:: /erice/. In +hi/ ca/e= man# incom!a+i8i"i+ie/ occ*r= an-+herefore 2SUPA oer I*r i/ -i/a8"e-.

Loca" RNC connec+ion/ are re"ea/e- af+er een+ 19 i/ re!or+e-. Af+er 30 /econ-/ e"a!/e= +he$SCR i/ +riggere- if +he UE)no+)ino"e- re"oca+ion con-i+ion i/ me+.



27/67


Process (ptimi6ation2based D*CR In+ra)fre5*enc#

If +wo ce""/ *n-er -ifferen+ RNC/ /*!!or+ 2SPA an- 2SPA oer I*r i/ -i/a8"e-= +he UEre!or+/ een+ 1$ an- a ce"" *n-er +he $RNC i/ /!ecifie- a/ +he o!+im*m ce"" af+er RL/

oer I*r are a--e-. Af+er +he UE re!or+/ een+ 19= +he o!+imi;a+ion)8a/e- $SCR i/

+riggere-. In +he !roce// o!+imi;a+ion= +he $SCR wi"" 8e +riggere- 8efore +he UE

origina+e/ a han-oer an- +he origina" SRNC "in> i/ no+ -e"e+e-. If +he 2S$PA in-ica+or

of NRNCCELL i/ fa"/e= 2 oer I*r from 2SPA +o $C2 i/ +riggere-= an- +hen +he UE)no+)ino"e- re"oca+ion)8a/e- $SCR.

In+er)fre5*enc#

If +he /o*rce ce"" an- +he +arge+ ce"" *n-er -ifferen+ RNC/ /*!!or+ +he 2SPA an- 2SPAoer I*r i/ -i/a8"e-= +he !roce// o!+imi;a+ion)8a/e- $SCR wi"" 8e +riggere- af+er +he

in+er)fre5*enc# 22 oer I*r i/ !erforme-. In +hi/ ca/e= +he !roce-*re for -e"e+ing +he

SRNC "in> i/ no+ -e/cri8e-.

4or -e+ai"/ a8o*+ +he !roce// o!+imi;a+ion)8a/e- $SCR= /ee +he f"ow o!+imi;a+ion)+riggere-

$SCR of +he PS 2SPA. /ee +he me//age +racing in +he /cenario where o!+imi;a+ion !roce//)8a/e- $SCR i/ !erforme- for PS 2SPA /erice/.

The me//age +racing re/*"+/ /how +ha+ PS /erice/ in */e are 2SPA /erice/= a/ /hown in +hefo""owing fig*re%

Af+er +he UE re!or+/ een+ 1A= a /ing"e /igna"ing "in> of +he neigh8oring RNC i/ a--e-= an

in+er)RNC /ing"e /igna"ing "in> i/ a--e-. Af+er +he UE re!or+/ een+ 1$= +he 2SPA /eringce"" change !roce-*re i/ no+ +riggere- 8eca*/e 2S$PA or I*r an- 2SUPA oer I*r are

-i/a8"e-. Af+er +he UE re!or+/ een+ 19= +he "oca" RNC "in> wi"" 8e -e"e+e-= an- +hen +he

SRNC origina+e/ +he $SCR.



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The +racing re/*"+/ of +he informa+ion e"emen+ IE' RRC@CNN@REL /how +ha+ +he SRNCha/ origina+e- +he $SCR.

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' (verview o) the RNCReparenting *olution

The RNC re!aren+ing /o"*+ion ino"e/ in+ra)fre5*enc# RNC re!aren+ing an- in+er)fre5*enc#

RNC re!aren+ing. In+ra)fre5*enc# RNC re!aren+ing can 8e !erforme- when +he I*r in+erface

i/ aai"a8"e or when +he I*r in+erface -oe/ no+ e?i/+.

I*r in+erconnec+ion !o"icie/ recommen- in+er)fre5*enc# RNC re!aren+ing wi+ho*+ +he I*r

In+erface an- in+ra)fre5*enc# RNC re!aren+ing wi+h +he aai"a8"e I*r in+erface. The in+er)

fre5*enc# RNC re!aren+ing /o"*+ion +a>e/ !riori+# oer +he in+ra)fre5*enc# RNC re!aren+ing/o"*+ion. In+ra)fre5*enc# RNC re!aren+ing wi+ho*+ +he I*r In+erface an- in+er)fre5*enc# RNC

re!aren+ing wi+h +he aai"a8"e I*r in+erface are no+ recommen-e-.

Thi/ cha!+er -e/cri8e/ on"# +he recommen-e- RNC re!aren+ing /o"*+ion/.

'" %nter21re3uency RNC Reparenting 7ithoutthe %ur %nter)ace

Thi/ /o"*+ion a!!"ie/ +o mo/+ /i+e/.

(peration *uggestion

Thi/ /o"*+ion -oe/ no+ ino"e +he I*r in+erface config*ra+ion. Therefore= +he /o"*+ion i/ ea/#

+o im!"emen+. 2oweer= +he fre5*enc# */age an- +he 3,)+o)(, neigh8oring ce"" config*ra+ionin 8o*n-arie/ nee- +o 8e con/i-ere-. The fo""owing o!era+ion /*gge/+ion/ /ho*"- a!!"#%

$ifferen+ fre5*encie/ are */e- 8efore an- af+er RNC re!aren+ing. Tha+ i/= 2*awei

ne+wor> */e a -ifferen+ fre5*enc# from +ha+ */e- for +he remaining en-orF/ ne+wor>

af+er +he re!aren+ing.

G n a /ing"e)carrier ne+wor>= o!era+or/ nee- +o !roi-e a acan+ fre5*enc#.

G n a -*a")carrier ne+wor>= if 8o+h f1 fre5*enc# an- f( fre5*enc# !roi-e /eam"e//

coerage= o!era+or/ nee- +o !roi-e +wo acan+ fre5*encie/.

G n a -*a")carrier ne+wor>= if on"# one en-or !roi-e/ f( fre5*enc# +o coer +he8o*n-arie/ 8e+ween +he /wa!!e- ne+wor> an- remaining ne+wor>= o+her fre5*encie/

re!"ace f1 fre5*enc# an- f( fre5*enc# remain/ *nchange-. Therefore= o!era+or/ nee-

+o !roi-e on"# one acan+ fre5*enc#.

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G n a -*a")carrier ne+wor>= if no f( fre5*enc# coer/ +he 8o*n-arie/ 8e+ween +he/wa!!e- ne+wor> an- remaining ne+wor>= f( fre5*enc# re!"ace/ f1 fre5*enc# an- f1

fre5*enc# re!"ace/ f( fre5*enc#. 2oweer= +he /wa! e?!erience /how/ +ha+

in+erference /+i"" e?i/+/.

G Three)carrier/ are rare"# ino"e-. In +hi/ ca/e= *n*/e- fre5*encie/ are recommen-e-="i>e +he !reio*/ /cenario/.

No I*r in+erface i/ config*re- 8e+ween 2*awei RNC an- en-or RNC.

2*awei ne+wor> an- en-or ne+wor> r*n in-e!en-en+"# an- in+erconnec+ +o +he e?i/+ing

(, ne+wor> re/!ec+ie"#. In c"*/+er 8o*n-arie/= on"# 3,)+o)(, neigh8oring ce""/ areconfig*re- +o !erform mo8i"i+# managemen+. 2*awei 3,)+o)en-or 3, neigh8oring ce""/

are no+ config*re-. I+ i/ no+ recommen-e- +ha+ in+er)fre5*enc# 22 oer I*r i/ no+

recommen-e- on +he CN.

Af+er RNC re!aren+ing com!"e+e/= +he fre5*enc# */e- for re!aren+ing nee-/ +o 8e

change- +o +he fre5*enc# re5*ire- for +he "ie ne+wor> if +he ne+wor> */ing +he origina"

fre5*enc# e?i/+/. The fre5*enc# change en/*re/ +ha+ in+ra)fre5*enc# 2 oer I*r i/

!erforme-.

Af+er RNC re!aren+ing com!"e+e/= /ee +he -e/cri!+ion/ in cha!+er I*r In+erconnec+ion

Te/+ Re/*"+/ +o !erform in+ra)fre5*enc# ne+wor>ing oer +he I*r in+erface.

Procedure

4ig*re 1.1/how/ +he !roce-*re for in+er)fre5*enc# RNC re!aren+ing wi+ho*+ +he I*r In+erface.

Figure . Proce-*re for in+er)fre5*enc# RNC re!aren+ing wi+ho*+ +he I*r In+erface

Advantage Preen+/ incom!a+i8i"i+ie/ for I*r in+erconnec+ion/ 8e+ween RNC/ of -ifferen+ en-or/

an- en/*re/ /moo+h re!aren+ing.

Preen+/ /igna" in+erference of +he origina" en-or an- en/*re/ +ha+ PI/ af+er

re!aren+ing mee+ +he re5*iremen+/.



31/67


Re5*ire/ no I*r in+erconnec+ion/ wi+h +he en-or ne+wor> an- re-*ce/ +he wor>"oa-

ca*/e- 8# +he change- I*r in+erface.

%mpact

In +he 8o*n-arie/ 8e+ween 2*awei ne+wor> an- +he remaining en-orF/ ne+wor>= UE/ are

han-e- oer from +he 3, ne+wor> +o (, ne+wor>. Therefore= +he +raffic o"*me on +he 3,

ne+wor> -ecrea/e/. If +he in+er)RAT han-oer or ce"" re/e"ec+ion !arame+er /e++ing/ on +he (,ne+wor> ca*/e UE/ -iffic*"+ +o 8e han-e- oer 8ac> +o +he 3, ne+wor>= +he +raffic o"*me on

+he 3, ne+wor> wi"" -rama+ica""# -ecrea/e. PS */er/ are no+ !rone +o mo8i"i+#. Therefore= +he

-ecrea/e in +raffic o"*me i/ 8a/e- on CS /erice/. If +he origina" 3, ne+wor> -oe/ no+

!roi-e /eam"e// coerage= +he c"*/+er/ are in-e!en-en+ geogra!hica""# af+er +he re!aren+ing.The +raffic o"*me -oe/ no+ change grea+"#.

Thi/ /o"*+ion ha/ a /ma"" im!ac+ on oice */er e?!erience. n (, ne+wor>/= PS */er/ canno+*/e high)/!ee- PS /erice/. The im!ac+ on PS */er e?!erience i/ a"/o /ma"" 8eca*/e PS */er/

are no+ !rone +o mo8i"i+#. There ma# 8e a grea+ !o//i8i"i+# +ha+ man# i-"e */er/ ma# cam! on

+he (, ne+wor>. Therefore= ne+wor> icon/ on /ome +ermina" /creen/ change= which ma# ca*/ec*/+omer com!"ain+/. If +he origina" 3, ne+wor> -oe/ no+ !roi-e /eam"e// coerage= +hec"*/+er/ are in-e!en-en+ geogra!hica""# af+er +he re!aren+ing. In +hi/ ca/e= 3, */er/ wi"" cam!

on +he (, ne+wor> for a cer+ain !erio-. Af+er +he re!aren+ing= */er e?!erience con+in*o*/"#

*nfaora8"e.

'"$ %ntra21re3uency RNC Reparenting 7ith theAvailable %ur %nter)ace

Thi/ /o"*+ion i/ of+en */e- in +he /i+e/ where fre5*enc# re/o*rce/ are "imi+e-.

(peration *uggestion The /ame fre5*enc# i/ */e- 8efore an- af+er RNC re!aren+ing. Tha+ i/= 2*awei ne+wor>

*/e +he /ame fre5*enc# a/ +ha+ */e- for +he remaining en-orF/ ne+wor> af+er +he

re!aren+ing

The I*r in+erface i/ aai"a8"e 8e+ween 2*awei RNC an- en-or RNC. UE/ can 8e /of+ or

har- han-e- oer 8e+ween 2*awei ne+wor> an- en-or ne+wor>.

The I*r in+erface/ of en-or/ are -ifferen+. The fo""owing /ec+ion/ -e/cri8e I*rin+erconnec+ion !o"icie/.

Procedure

4ig*re 1.1/how/ +he !roce-*re for in+er)fre5*enc# RNC re!aren+ing wi+h +he aai"a8"e I*rin+erface.



32/67


Figure . Proce-*re for in+er)fre5*enc# RNC re!aren+ing wi+h +he aai"a8"e I*r in+erface

Advantage

Thi/ /o"*+ion en/*re/ fre5*enc# re/o*rce/ are /*fficien+.

%mpact

Thi/ /o"*+ion ha/ a "arge amo*n+ of I*r in+erface in+erconnec+ion wor>"oa- 8eca*/e man#fac+or/ are no+ con+ro""a8"e.

I*r in+erconnec+ion ma# cro// -ifferen+ I*r in+erface/ an- "a/+/ for a cer+ain !erio- ca*/e-

8# error/ in +he en-orF/ ne+wor>. Therefore= +he ne+wor> !erformance wi"" -e+eriora+e

/"igh+"#.

$*ring +he RNC re!aren+ing= neigh8oring ce""/ of +he en-or change increa/ing"#= which

re5*ire/ a "arge amo*n+ of wor>"oa-.

(01)0&)30 2*awei Confi-en+ia" Page 3( of 67


33/67


+ %ur %nterconnection !est ResultsThe g"o8a" in+ero!era+ion +e/+ ,IT' +e/+ oer +he I*r in+erface main"# ino"e/ main/+reamen-or/= inc"*-ing A"ca+e")L*cen+ ALU'= No>ia Siemen/ Ne+wor>/ NSN'= an- Eric//on. In

+he ,IT= +e/+ engineer/ erif# +e/+ i+em/ an- re!or+/ incom!a+i8i"i+ie/ in in+erconnec+ion8e+ween 2*awei RNC an- en-or RNC. The +e/+ re!or+ i/ can 8e */e- a/ a reference for I*r

in+erconnec+ion !o"icie/ when +he I*r in+erface i/ aai"a8"e.

+" /%(! !est Results 8etween Huawei RNCand Vendor RNC

+"" Huawei2AL4 /%(! !est Results4ig*re 1.1-e/cri8e/ 2*awei)ALU ,IT +e/+ re/*"+/.

2*awei RNC er/ion% :00R013EN,C00SPC(0

ALU RNC er/ion% UA0713

Figure . 2*awei)ALU ,IT +e/+ re/*"+/



Huawei2AL4 /%(! !est Results

*ervice !ype Huawei *RNC

Category

*ub2Category

H(over%ur

452Not2%nvolved

Relocation

452%nvolvedRelocatio

n

D*CR

C% N9 AMR I*UP1 P 4 ALU' P NHA

N9 AMR I*UP( P 4 ALU' P NHA

9 AMR I**P( NP NP NP NHA



34/67




Huawei2AL4 /%(! !est Results


Category

*ub2Category

H(over%ur

452Not2%nvolved

Relocation

452%nvolvedRelocatio

n

D*CR

P P 4 ALU' P NHA

&% R'' P P P P

H%D&A P P P P

H%(&A 10 m/ 42*awei=

ALU'

4 2*awei= ALU' P4 2*awei=ALU'

( m/ NP NP NP NP

C%)&% N9 AMR


35/67


P% in-ica+e/ +he +e/+ i+em !a//e-.

P in-ica+e/ +he +e/+ i+em !a//e-= 8*+ /ome !roce-*re/ ma# fai".

NP in-ica+e/ +he +e/+ i+em i/ no+ !erforme-.

4 in-ica+e/ +he +e/+ i+em fai"/.

NA in-ica+e/ +he +e/+ i+em i/ no+ /*!!or+e-.

+""$ Huawei2N*N /%(! !est Results

4ig*re 1.1-e/cri8e/ 2*awei)NSN ,IT +e/+ re/*"+/.


NSN RNC er/ion% RN60

Figure . 2*awei)NSN ,IT +e/+ re/*"+/



Huawei2N*N /%(! !est Results


Category

*ub2Category

H( over%ur

452Not2%nvolved

Relocation

452%nvolved

Relocation

D*CR

C% N9 AMRI*UP1

P P P NHA

N9 AMR

I*UP(P P P NHA

9 AMR P P P NHA

P P P P NHA

&% R'' P 2*awei=

NSN'P P P

H%D&A 4 NSN=

2*awei'4 NSN= 2*awei' P

4 NSN=

2*awei'

H%(&A 10 m/ 4 NSN' 4 NSN' P 4 NSN'

( m/ NHA NHA NHA NHA



36/67




Huawei2N*N /%(! !est Results


Category

*ub2Category

H( over%ur

452Not2%nvolved

Relocation

452%nvolved

Relocation

D*CR

C%)&% N9 AMR


37/67


Eric//on RNC er/ion% 119

Figure . 2*awei)Eric//on ,IT +e/+ re/*"+/

Eric//on RNC er/ion% 119


Huawei25ricsson /%(! !est Results


Category

*ub2Category

H( over%ur

452Not2%nvolvedRelocatio

n

452%nvolved

Relocation

D*CR

C% N9 AMR I*UP1 P NHA P NHA

N9 AMR I*UP( NP NHA 4Eric//on' NHA

9 AMR I**P( P NHA NP NHA

P P NHA P NHA

&% R'' P NHA NHA P

H%D&A P NHA NHA P

H%(&A 10 m/4 2*awei=

Eric//on')

Af+er +he!a+ch !roi-e

8# 2*awei

+a>e/ effec+=+he +e/+ i+em

/+i"" fai"/.

Eric//on

i-en+ifie/ +hefa*"+.

NHA NHA

4 2*awei=Eric//on')

Af+er +he

!a+ch!roi-e 8#2*awei

+a>e/ effec+=

+he +e/+ i+em/+i"" fai"/.

Eric//on

i-en+ifie/ +he

fa*"+.

( m/ 4 Eric//on' NHA NHA 4 Eric//on'

C%)&% N9 AMR


38/67


39/67


Vendo

rC* P* R-- H*DPA H*4PA C*9P* *R8 over H:5 CCH

/erice/ e?i/+.

NSN S*!!or+/ 2

oer I*r= UE)

ino"e-

re"oca+ion= an-

UE)no+)ino"e-

re"oca+ion.

S*!!or+/ 2

oer I*r= UE)

ino"e-

re"oca+ion=

UE)no+)

ino"e-

re"oca+ion= an-

$SCR

2a/

incom!a+i8i"i+

ie/ in 2

oer I*r= UE)

no+)

ino"e-

re"oca+ion=

an- $SCR=

re/*"+ing in

!roce-*re

fai"*re/.

$oe/ no+ /*!!or+

( m/ 2SUPA

oer I*r.

2a/

incom!a+i8i"i+ie/

in 2 oer I*r=

UE)no+)ino"e-

re"oca+ion= an-

$SCR for 10 m/

2SUPA /erice/=

re/*"+ing in

!roce-*re

fai"*re/.

S*!!or+/ 2

oer I*r= UE)

ino"e-

re"oca+ion= an-

UE)no+)ino"e-

re"oca+ion for

AMR


40/67


, %ur %nterconnection Policies$e+ai"e- config*ra+ion/ are re5*ire-. Therefore= +hi/ cha!+er -e/cri8e/ I*r in+erconnec+ion!o"icie/ when 2*awei RNC in+erconnec+/ wi+h en-or RNC.

," Huawei2AL4 %ur %nterconnection Policiesn "ie ne+wor>/= in+erconnec+ion !o"icie/ are -ifferen+= which "ie/ in neigh8oring ce""

config*ra+ion. The !o"icie/ for S2 an- 22 are +he /ame= which are -e/cri8e- in +he

fo""owing +wo ne+wor>ing /cenario/%

Policies )or Confguring Neighboring Cells Sing"e)carrier ne+wor> or -*a")carrier ne+wor> wi+h f( fre5*enc# *n8arre-

n +hi/ ne+wor>= if f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f(

fre5*encie/ of 2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc#

neigh8oring ce""/ an- ce""/ coere- 8# f1 fre5*encie/ are m*+*a""# config*re- a/ in+ra)fre5*enc# neigh8oring ce""/= a/ /hown in +he fo""owing fig*re%



41/67


If f( fre5*enc# -oe/ no+ !roi-e /eam"e// coerage= ce""/ coere- 8# f1 fre5*encie/ of2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc# neigh8oring ce""/

an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""# config*re- a/

in+er)fre5*enc# neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei= a/ /hownin +he fo""owing fig*re%

$*a")carrier ne+wor> wi+h f( fre5*enc# 8arre-

n +hi/ ne+wor>= when f( fre5*enc# i/ 8arre-= UE/ !erforming PS 9E /erice/ canno+

acce// +he ne+wor> af+er $SCR i/ +riggere- in i-"e /+a+e. UE 8ehaior/ are no+

con+ro""a8"e= an- +herefore +he UE/ wi"" 8e -i/connec+e- from +he ne+wor>. Ce""/ coere-8# f( fre5*encie/ of 2*awei an- ano+her en-or /ho*"- no+ 8e config*re- a/ neigh8oring

ce""/= an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""#

config*re- a/ neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei. The -e+ai"e-!o"icie/ are a/ fo""ow/%

Regar-"e// of whe+her f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f1fre5*encie/ of 2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc#

neigh8oring ce""/ an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are

*ni-irec+iona""# config*re- a/ in+er)fre5*enc# neigh8oring ce""/ of ce""/ coere- 8# f(fre5*enc# of 2*awei= a/ /hown in +he fo""owing fig*re%



42/67


Rules )or *electing %nterconnection Policies

The r*"e/ for /e"ec+ing I*r in+erconnec+ion !o"icie/ are -e/cri8e- a/ fo""ow/%

n "ie ne+wor>/= if 2*awei RNC -oe/ no+ in+erconnec+ +o en-or RNC= +he I*r

in+erconnec+ion !o"icie/ -e/cri8e- in /ec+ion .1.1Po"ic# 1% 2 oer I*r for CS Serice/an- Proce// !+imi;a+ion)8a/e- $SCR for PS 9E Serice/ are recommen-e- +o aoi-

incom!a+i8i"i+ie/.

If +he fo""owing I*r in+erconnec+ion !o"icie/ inc"*-e +he in+erconnec+ion !o"icie/ */e- in

+he origina" ne+wor>= +he !o"icie/ */e- in +he origina" ne+wor> can 8e /e"ec+e-.

If c*/+omer/ -o no+ recommen- +he I*r in+erconnec+ion !o"icie/ -e/cri8e- in /ec+ion

.1.1Po"ic# 1% 2 oer I*r for CS Serice/ an- Proce// !+imi;a+ion)8a/e- $SCR for

PS 9E Serice/= +he o+her !o"icie/ -e/cri8e- in +he fo""owing /ec+ion/ can 8e /e"ec+e-.

Incom!a+i8i"i+ie/ m*/+ 8e comm*nica+e- wi+h c*/+omer/ /o +ha+ I*r in+erconnec+ion

!o"icie/ are acce!+e- 8# 8o+h !ar+ie/.

,"" Policy ; H( over %ur )or C* *ervices andProcess (ptimi6ation2based D*CR )or P* 85 *ervices

Policies )or H( over %ur

The fo""owing +a8"e -e/cri8e/ +he 2*awei)ALU I*r in+erconnec+ion !o"icie/ for S2 oer I*r

an- 22 oer I*r.

*ervice!ype

*ervice Policies over %ur

*H( over %ur HH( over %ur

AMRHP Triggering 2 oer I*r= no+ re"oca+ion Triggering 2 oer I*r= no+ re"oca+ion

PS R:: Triggering $SCR af+er 2 oer I*r i/

!erforme-

Triggering $SCR af+er 2 oer I*r i/

!erforme-

2S$PA Triggering !roce// o!+imi;a+ion)8a/e-$SCR af+er 2 oer I*r i/ !erforme-

Triggering !roce// o!+imi;a+ion)8a/e-$SCR af+er +he 22 oer I*r i/

!erforme-= wi+ho*+ +he 22 !roce-*re

2SUPA Triggering !roce// o!+imi;a+ion)8a/e-

$SCR af+er 2SUPA /erice/ are

reconfig*re- a/ R:: /erice/ in +he*!"in> an- 2 oer I*r i/ !erforme- on

+he reconfig*re- /erice/

Triggering !roce// o!+imi;a+ion)8a/e-

$SCR af+er +he 22 oer I*r i/

!erforme-= wi+ho*+ +he 22 !roce-*re

CS'

U/ing +he /ame !o"icie/ for PS 9E/erice/ af+er CS /erice/ are

re"ea/e-

U/ing +he /ame !o"icie/ for CS

/erice/ af+er PS /erice/ arere"ea/e-



43/67


*ervice!ype



SR9 oer

2SPA

Triggering 2 oer I*r af+er +he SR9 i/

reconfig*re- on +he $C2

Triggering 2 oer I*r af+er +he SR9 i/

reconfig*re- on +he $C2

CC2 Triggering ce"" *!-a+e)8a/e- $SCR

+riggere- 8# +he $RNC af+er +he UE i/

re/e"ec+e- +o a ce"" *n-er +he $RNC.

% hen ALU RNC ac+/ a/ +he $RNC= i+-oe/ no+ /*!!or+ *!"in>H-own"in>

/igna"ing -irec+ +ran/fer in-ica+ion or

CC2 oer I*r. Therefore= on"# +he ce""*!-a+e)8a/e- $SCR i/ !erforme-. Thi/

f*nc+ion -e!en-/ on +he config*ra+ion of

ALU RNC.

Triggering ce"" *!-a+e)8a/e- $SCR


re/e"ec+e- +o a ce"" *n-er +he $RNC.

% hen ALU RNC ac+/ a/ +he $RNC= i+-oe/ no+ /*!!or+ *!"in>H-own"in>

/igna"ing -irec+ +ran/fer in-ica+ion or

CC2 oer I*r. Therefore= on"# +he ce""*!-a+e)8a/e- $SCR i/ !erforme-. Thi/

f*nc+ion -e!en-/ on +he config*ra+ion of

ALU RNC.

Recommended Confguration

The fo""owing !o"ice/ are config*re- 8a/e- on +he I*r +ran/!or+ ne+wor> "a#er config*ra+ion/

a+ +he "ower "a#er.

1. The I*r in+erface i/ aai"a8"e. S2 i/ /*!!or+e- for CS /erice/ an- non)2SPA /erice/=

an- 22 oer I*r i/ /*!!or+e-. CC2 oer I*r= 2S$PA oer I*r= an- 2SUPA oer I*r are-i/a8"e-. R*n +he fo""owing comman- +o ena8"e $SCR%

ADD UNRNC:NRNCID=XXX, IUREXISTIND=TRUE, DPX=XXX, TNLBEARERTYPE=XXX,

SHOTRIG=CS_SHO_SWITCH-1& NON_HSPA_SHO_SWITCH-1, HHOTRIG=ON,SERVICEIND=SUPPORT_CS_AND_PS, RNCPROTCLVER=XX, SUPPIURCCH=NO,

IURHSDPASUPPIND=OFF, IURHSUPASUPPIND=OFF, PSBEPROCTYPE=CORRM_SRNSR_PSBE_DSCR,

IUREISTIN$JTRUE= which in-ica+e/ +ha+ +he I*r in+erface i/ aai"a8"e.

S2TRI,JCS@S2@SITC2)1K NN@2SPA@S2@SITC2)1= which in-ica+e/ +ha+ S2 i/

/*!!or+e- for CS /erice/ an- non)2SPA /erice/ 8eca*/e 2S$PA oer I*r an- 2SUPA oer I*r hae

8een -i/a8"e-.

22TRI,JN= which in-ica+e/ +ha+ 22 oer I*r i/ /*!!or+e- +o mee+ +he in+er)fre5*enc# han-oer

re5*iremen+/.

SUPPIURCC2JN= which in-ica+e/ +ha+ CC2 oer I*r i/ no+ /*!!or+e- 8eca*/e ALU RNC -oe/ no+

/*!!or+ +hi/ f*nc+ion.

IUR2S$PASUPPIN$J44= IUR2SUPASUPPIN$J44= which in-ica+e/ +ha+ 2S$PA oer I*r an-

2SUPA oer I*r are -i/a8"e-. To +rigger !roce// o!+imi;a+ion)8a/e- $SCR= +he config*ra+ion i/

re5*ire-. The config*ra+ion can /o"e 2SUPA incom!a+i8i"i+ie/ in ALU RNC.

(. CS an- PS rea")+ime /erice/ -o no+ /*!!or+ UE)no+)ino"e- re"oca+ion.

SET USRNSR: S!"#R$%C"D'$("T)*+=NRT

3. To /e+ +he $SCR /wi+ch an- +riggering a"gori+hm/ for PS 9E /erice/= +he fo*r /wi+che/

m*/+ 8e a"" +*rne- on. Re"oca+ion or $SCR i/ +riggere- on"# if one i+em mee+/ +he

con-i+ion.

SET UCORRMALGOSWITCH: S!"#!S(./=SRNSR_DSCR_IUR_RESRCE_SWITCH-

1&SRNSR_DSCR_LOC_SEPRAT_SWITCH-1&SRNSR_DSCR_PROPG_DELAY_SWITCH-

1&SRNSR_DSCR_SEPRAT_DUR_SWITCH-1



44/67


. The neigh8oring RNC ce"" i/ config*re- 8a/e- on ac+*a" ca!a8i"i+ie/. In /ome /!ecia"/cenario/= +he neigh8oring RNC ce"" m*/+ 8e a+ "ea/+ config*re- a/ an 2S$PA ce"".

ADD UEXT0GCELL: C+C$*C"$("+!F22=HSDSCH_SUPPORT-1&EDCH_SUPPORT-1

The neigh8oring RNC ce"" i/ config*re- a/ an 2S$PA ce""= 8eca*/e 2*awei ne+wor> an- en-orne+wor> are config*re- wi+h 2S$PA ce""/= which i/ a nece//i+# for +he RNC +o -e+ermine !roce//

o!+imi;a+ion)8a/e- $SCR.

Advantage The !o"ic# mi+iga+e/ +he I*r f*nc+ion/ +ha+ are *naai"a8"e for ALU RNC= for e?am!"e=

SR9 oer EH2 oer I*r.

The !o"ic# mi+iga+e/ +he incom!a+i8i"i+ie/ in in+erconnec+ion wi+h ALU RNC= for

e?am!"e= incom!a+i8i"i+ie/ in UE)no+)ino"e- CS re"oca+ion= UE)no+)ino"e- 2SUPA

re"oca+ion= an- $SCR.

$SCR !reen+/ I*r re/o*rce/ from 8eing a"wa#/ occ*!ie- 8# in+er)RNC /erice/=

re-*cing +he I*r re/o*rce con/*m!+ion= an- !reen+/ o+her *n!re-ic+a8"e ri/>/= re-*cingI*r in+erconnec+ion incom!a+i8i"i+ie/.

Proce// o!+imi;a+ion)8a/e- $SCR /im!"ifie/ +he in+er)RNC !roce-*re= aoi-ing I*r

re/o*rce conge/+ion an- !reen+ing fre5*en+ 2 oer I*r from occ*!#ing I*r re/o*rce/re!ea+e-"#= an- re-*cing in+erconnec+ion incom!a+i8"e/.

Disadvantage In +he $SCR e?ec*+ion !roce//= +he ra-io "in> i/ -i/connec+e- an- +hen ree/+a8"i/he-=

which in+err*!+/ -a+a +ran/mi//ion of PS */er/ for a8o*+ 10 /econ-/. 2oweer= +he /hor+)+ime -a+a +ran/mi//ion in+err*!+ion -oe/ affec+ */er e?!erience grea+"#.

In +he ca/e of CC2 oer I*r= on"# +he ce"" *!-a+e)8a/e- $SCR i/ !erform +o /o"e UE

mo8i"i+# managemen+ of CC2 oer I*r. Thi/ f*nc+ion -e!en-/ on +he config*ra+ion ofALU RNC. The rea/on i/ +ha+ ALU RNC -oe/ no+ /*!!or+ *!"in>H-own"in> /igna"ing

-irec+ +ran/fer in-ica+ion or CC2 oer I*r.

,""$ Policy $; H( over %ur )or C* *ervices and 452Not2%nvolved Relocation2based D*CR )or P* 85*ervices


The fo""owing +a8"e -e/cri8e/ +he I*r in+erconnec+ion !o"icie/ for S2 oer I*r an- 22oer I*r.

*ervice!ype



AMRHP Triggering 2 oer I*r= no+re"oca+ion

Triggering 2 oer I*r= no+re"oca+ion

PS R:: Triggering $SCR af+er 2 oer

I*r i/ !erforme-

Triggering $SCR af+er 2 oer I*r i/

!erforme-

(01)0&)30 2*awei Confi-en+ia" Page of 67


45/67


*ervice!ype



2S$PA Triggering UE)no+)ino"e-

re"oca+ion)8a/e- $SCR af+er 2oer I*r i/ !erforme-

Triggering UE)no+)ino"e-

re"oca+ion)8a/e- $SCR af+er 2 oerI*r i/ !erforme-

2SUPA Triggering UE)no+)ino"e-

re"oca+ion)8a/e- $SCR af+er2SUPA /erice/ are reconfig*re-

a/ R:: /erice/ in +he *!"in> an-

2 oer I*r i/ !erforme- on +hereconfig*re- /erice/

Triggering UE)no+)ino"e-

re"oca+ion)8a/e- $SCR af+er 2SUPA/erice/ are reconfig*re- a/ R::

/erice/ in +he *!"in> an- 2 oer

I*r i/ !erforme- on +he reconfig*re-/erice/

CS'

U/ing +he /ame !o"icie/ for PS 9E/erice/ af+er CS /erice/ are

re"ea/e-


/erice/ af+er PS /erice/ are

re"ea/e-

SR9oer2SPA Triggering 2 oer I*r af+er +he

SR9 i/ reconfig*re- on +he $C2

Triggering 2 oer I*r af+er +he SR9

i/ reconfig*re- on +he $C2

CC2 Triggering ce"" *!-a+e)8a/e-$SCR +riggere- 8# +he $RNC

af+er +he UE i/ re/e"ec+e- +o a ce""*n-er +he $RNC.

% hen ALU RNC ac+/ a/ +he$RNC= i+ -oe/ no+ /*!!or+

*!"in>H-own"in> /igna"ing -irec+

+ran/fer in-ica+ion or CC2 oerI*r. Therefore= on"# +he ce""

*!-a+e)8a/e- $SCR i/ !erforme-.

Thi/ f*nc+ion -e!en-/ on +he

config*ra+ion of ALU RNC.

Triggering ce"" *!-a+e)8a/e- $SCR+riggere- 8# +he $RNC af+er +he UE

i/ re/e"ec+e- +o a ce"" *n-er +he$RNC.

% hen ALU RNC ac+/ a/ +he$RNC= i+ -oe/ no+ /*!!or+

*!"in>H-own"in> /igna"ing -irec+

+ran/fer in-ica+ion or CC2 oer I*r.Therefore= on"# +he ce"" *!-a+e)8a/e-

$SCR i/ !erforme-. Thi/ f*nc+ion

-e!en-/ on +he config*ra+ion of ALU

RNC.


The fo""owing !o"ice/ are config*re- 8a/e- on +he I*r +ran/!or+ ne+wor> "a#er config*ra+ion/a+ +he "ower "a#er.

1. The I*r in+erface i/ aai"a8"e. S2 i/ /*!!or+e- for CS /erice/= 2SPA /erice/= an-non)2SPA /erice/= an- 22 oer I*r i/ /*!!or+e-. CC2 oer I*r an- 2SUPA oer I*r

are -i/a8"e-. R*n +he fo""owing comman- +o ena8"e 2S$PA oer I*r an- $SCR%


SHOTRIG=CS_SHO_SWITCH-1&HSPA_SHO_SWITCH-1&NON_HSPA_SHO_SWITCH-1, HHOTRIG=ON,



46/67


SERVICEIND=SUPPORT_CS_AND_PS, RNCPROTCLVER=XX, SUPPIURCCH=NO, IURHSDPASUPPIND=ON,

IURHSUPASUPPIND=OFF, PSBEPROCTYPE=CORRM_SRNSR_PSBE_DSCR,


CS@S2@SITC2)1K2SPA@S2@SITC2)1KNN@2SPA@S2@SITC2)1= which in-ica+e/ +ha+S2 i/ /*!!or+e- for CS /erice/= 2SPA /erice/= an- non)2SPA /erice/.


re5*iremen+/.

SUPPIURCC2JN= which in-ica+e/ +ha+ CC2 oer I*r i/ no+ /*!!or+e- 8eca*/e ALU -oe/ no+ /*!!or+

+hi/ f*nc+ion.

IUR2SUPASUPPIN$J44= which in-ica+e/ +ha+ 2SUPA oer I*r i/ -i/a8"e- +o mi+iga+e 2SUPA

incom!a+i8i"i+ie/ in ALU.

IUR2S$PASUPPIN$JN= which in-ica+e/ +ha+ 2S$PA oer I*r i/ ena8"e-. The config*ra+ion i/ a

nece//i+# for +riggering UE)no+)ino"e- re"oca+ion)8a/e- $SCR af+er 2S$PA oer I*r i/ ena8"e-.

PS9EPRCTDPEJCRRM@SRNSR@PS9E@$SCR= which in-ica+e/ +ha+ $SCR i/ +riggere- for PS 9E

/erice/. n"# af+er +he config*ra+ion com!"e+e/= $SCR= no+ re"oca+ion= i/ !erforme- on 2S$PA

/erice/ af+er +he UE)no+)ino"e- re"oca+ion +riggering con-i+ion i/ me+.(. CS an- PS rea")+ime /erice/ -o no+ /*!!or+ UE)no+)ino"e- re"oca+ion.


3. To /e+ +he $SCR /wi+ch an- +riggering a"gori+hm/ for PS 9E /erice/= +he fo*r /wi+che/m*/+ 8e a"" +*rne- on. Re"oca+ion or $SCR i/ +riggere- on"# if one i+em mee+/ +he

con-i+ion.




. The neigh8oring RNC ce"" i/ config*re- no+ +o /*!!or+ +he 4$PC2. +her ce""/ are

config*re- accor-ing +o ac+*a" ca!a8i"i+ie/.

ADD UEXT0GCELL: C+C$*C"$("+!F22=FDPCH_SUPPORT-3

ALU RNC -oe/ no+ /*!!or+ SR9 oer 2S$PAH2SUPA. Therefore= +he neigh8oring RNC ce"" i/

config*re- no+ +o /*!!or+ +he 4$PC2 +o aoi- RL /e+*! fai"*re/ when neigh8oring RNC "in>/ are

a--e-.




e?am!"e= incom!a+i8i"i+ie/ in UE)no+)ino"e- CS re"oca+ion= UE)no+)ino"e- 2SUPAre"oca+ion= an- $SCR.


re-*cing +he I*r re/o*rce con/*m!+ion= an- !reen+/ o+her *n!re-ic+a8"e ri/>/= re-*cingI*r in+erconnec+ion incom!a+i8i"i+ie/.

Disadvantage In +he $SCR e?ec*+ion !roce//= +he ra-io "in> i/ -i/connec+e- an- +hen ree/+a8"i/he-=

which in+err*!+/ -a+a +ran/mi//ion of PS */er/ for a8o*+ 10 /econ-/. 2oweer= +he /hor+)

+ime -a+a +ran/mi//ion in+err*!+ion -oe/ affec+ */er e?!erience grea+"#.


mo8i"i+# managemen+ of CC2 oer I*r. Thi/ f*nc+ion -e!en-/ on +he config*ra+ion of



47/67


ALU RNC. The rea/on i/ +ha+ ALU RNC -oe/ no+ /*!!or+ *!"in>H-own"in> /igna"ing-irec+ +ran/fer in-ica+ion or CC2 oer I*r.

,""' Policy '; H( over %ur )or C*9P* Combined

*ervices


The fo""owing +a8"e -e/cri8e/ +he I*r in+erconnec+ion !o"icie/ for S2 oer I*r an- 22

oer I*r.

*ervice!ype




PS R:: Triggering 2 oer I*r= no+ re"oca+ion Triggering 2 oer I*r= no+ re"oca+ion

2S$PA Triggering 2 oer I*r= no+ re"oca+ion Triggering 2 oer I*r= no+ re"oca+ion

2SUPA Triggering 2 oer I*r af+er 2SUPA

/erice/ are reconfig*re- a/ R::

/erice/ in +he *!"in>= no+ re"oca+ion

Triggering 2 oer I*r af+er 2SUPA

/erice/ are reconfig*re- a/ R::

/erice/ in +he *!"in>= no+ re"oca+ion

CS'

U/ing +he /ame !o"icie/ for PS 9E

/erice/ af+er CS /erice/ are

re"ea/e-

U/ing +he /ame !o"icie/ for CS/erice/ af+er PS /erice/ are

re"ea/e-

SR9 oer

2SPA


i/ reconfig*re- on +he $C2= no+

re"oca+ion


i/ reconfig*re- on +he $C2= no+

re"oca+ion

CC2 Triggering ce"" *!-a+e)8a/e- $SCR


re/e"ec+e- +o a ce"" *n-er +he $RNC.% hen ALU RNC ac+/ a/ +he $RNC=

i+ -oe/ no+ /*!!or+ *!"in>H-own"in>

/igna"ing -irec+ +ran/fer in-ica+ion orCC2 oer I*r. Therefore= on"# +he ce""

*!-a+e)8a/e- $SCR i/ !erforme-. Thi/

f*nc+ion -e!en-/ on +he config*ra+ion

of ALU RNC.

Triggering ce"" *!-a+e)8a/e- $SCR


re/e"ec+e- +o a ce"" *n-er +he $RNC.% hen ALU RNC ac+/ a/ +he $RNC=

i+ -oe/ no+ /*!!or+ *!"in>H-own"in>

/igna"ing -irec+ +ran/fer in-ica+ion orCC2 oer I*r. Therefore= on"# +he ce""

*!-a+e)8a/e- $SCR i/ !erforme-. Thi/

f*nc+ion -e!en-/ on +he config*ra+ion

of ALU RNC.



48/67




1. The I*r in+erface i/ aai"a8"e. S2 i/ /*!!or+e- for CS /erice/= 2SPA /erice/= an-non)2SPA /erice/= an- 22 oer I*r i/ /*!!or+e-. CC2 oer I*r an- 2SUPA oer I*r

are -i/a8"e-. R*n +he fo""owing comman- +o ena8"e 2S$PA oer I*r%


SHOTRIG=CS_SHO_SWITCH-1&HSPA_SHO_SWITCH-1&NON_HSPA_SHO_SWITCH-1, HHOTRIG=ON,

SERVICEIND=SUPPORT_CS_AND_PS, RNCPROTCLVER=XX, SUPPIURCCH=NO,

IURHSDPASUPPIND=ON, IURHSUPASUPPIND=OFF,


CS@S2@SITC2)1K2SPA@S2@SITC2)1KNN@2SPA@S2@SITC2)1= which in-ica+e/ +ha+

S2 i/ /*!!or+e- for CS /erice/= 2SPA /erice/= an- non)2SPA /erice/.

22TRI,JN= which in-ica+e/ +ha+ 22 oer I*r i/ /*!!or+e- +o mee+ +he in+er)fre5*enc# han-oerre5*iremen+/.

SUPPIURCC2JN= which in-ica+e/ +ha+ CC2 oer I*r i/ no+ /*!!or+e- 8eca*/e ALU -oe/ no+ /*!!or+

+hi/ f*nc+ion.

IUR2SUPASUPPIN$J44= which in-ica+e/ +ha+ 2SUPA oer I*r i/ -i/a8"e- +o mi+iga+e 2SUPA

incom!a+i8i"i+ie/ in ALU.

IUR2S$PASUPPIN$JN= which in-ica+e/ +ha+ 2S$PA oer I*r i/ ena8"e- +o !erform +he 2S$PA 2

oer I*r.

(. To /e+ +he $SCR /wi+ch an- +riggering a"gori+hm/ for PS 9E /erice/= +he fo*r /wi+che/

m*/+ 8e a"" +*rne- off.




To im!"emen+ 2 oer I*r 8*+ no re"oca+ion= re"oca+ion an- $SCR are -i/a8"e-.

3. The neigh8oring RNC ce"" i/ config*re- no+ +o /*!!or+ +he 4$PC2. +her ce""/ are

config*re- accor-ing +o ac+*a" ca!a8i"i+ie/.

ADD UEXT0GCELL: C+C$*C"$("+!F22=FDPCH_SUPPORT-3

ALU RNC -oe/ no+ /*!!or+ SR9 oer 2S$PAH2SUPA. Therefore= +he neigh8oring RNC ce"" i/

config*re- no+ +o /*!!or+ +he 4$PC2 +o aoi- RL /e+*! fai"*re/ when neigh8oring RNC "in>/ area--e-.




e?am!"e= incom!a+i8i"i+ie/ in UE)no+)ino"e- CS re"oca+ion= UE)no+)ino"e- 2SUPA

re"oca+ion= an- $SCR.

In 2 oer I*r e?ec*+ion !roce//= -a+a +ran/mi//ion of PS */er/ wi"" no+ 8e in+err*!+e-

+heore+ica""#= which i/ -ifferen+ from $SCR.



49/67


Disadvantage 4re5*en+ 2 oer I*r ma# re/*"+ in I*r re/o*rce con/*m!+ion an- een I*r re/o*rce

conge/+ion= ca*/ing han-oer fai"*re/ or affec+ing */er e?!erience.

The "ie ne+wor> i/ com!"e?. hen 2*awei RNC in+erconnec+/ wi+h ALU RNC= I*r

re/o*rce/ are a"wa#/ occ*!ie- an- $RNC ce""/ are change- con+in*o*/"# if $SCR+riggere- 8# +he SRNC i/ no+ !erforme-. Thi/ ma# re/*"+ in *n!re-ic+a8"eincom!a+i8i"i+ie/ an- +herefore affec+ */er e?!erience oer I*r.


mo8i"i+# managemen+ of CC2 oer I*r. Thi/ f*nc+ion -e!en-/ on +he config*ra+ion ofALU RNC. The rea/on i/ +ha+ ALU RNC -oe/ no+ /*!!or+ *!"in>H-own"in> /igna"ing

-irec+ +ran/fer in-ica+ion or CC2 oer I*r.

,"$ Huawei2N*N %ur %nterconnection Policies

n "ie ne+wor>/= in+erconnec+ion !o"icie/ are -ifferen+= which "ie/ in neigh8oring ce""config*ra+ion. The !o"icie/ for S2 an- 22 are +he /ame= which are -e/cri8e- in +hefo""owing +wo ne+wor>ing /cenario/%

Policies )or Confguring Neighboring Cells

1. Sing"e)carrier ne+wor> or -*a")carrier ne+wor> wi+h f( fre5*enc# *n8arre-

n +hi/ ne+wor>= if f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f(fre5*encie/ of 2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc#

neigh8oring ce""/ an- ce""/ coere- 8# f1 fre5*encie/ are m*+*a""# config*re- a/ in+ra)

fre5*enc# neigh8oring ce""/= a/ /hown in +he fo""owing fig*re%

If f( fre5*enc# -oe/ no+ !roi-e /eam"e// coerage= ce""/ coere- 8# f1 fre5*encie/ of

2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc# neigh8oring ce""/

an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""# config*re- a/in+er)fre5*enc# neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei= a/ /hown

in +he fo""owing fig*re%

(01)0&)30 2*awei Confi-en+ia" Page : of 67


50/67


(. $*a")carrier ne+wor> wi+h f( fre5*enc# 8arre-

n +hi/ ne+wor>= when f( fre5*enc# i/ 8arre-= UE/ !erforming PS 9E /erice/ canno+acce// +he ne+wor> af+er $SCR i/ +riggere- in i-"e /+a+e. UE 8ehaior/ are no+

con+ro""a8"e= an- +herefore +he UE/ wi"" 8e -i/connec+e- from +he ne+wor>. Ce""/ coere-

8# f( fre5*encie/ of 2*awei an- ano+her en-or /ho*"- no+ 8e config*re- a/ neigh8oring

ce""/= an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""#config*re- a/ neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei. The -e+ai"e-

!o"icie/ are a/ fo""ow/%

Regar-"e// of whe+her f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f1






51/67





in+erconnec+ion !o"icie/ -e/cri8e- in /ec+ion .(.1Po"ic# 1% 2 oer I*r for CS Serice/an- Proce// !+imi;a+ion)8a/e- $SCR for PS 9E Serice/ are recommen-e- +o aoi-

incom!a+i8i"i+ie/.




.(.1Po"ic# 1% 2 oer I*r for CS Serice/ an- Proce// !+imi;a+ion)8a/e- $SCR for




,"$" Policy ; H( over %ur )or C* *ervices andProcess (ptimi6ation2based D*CR )or P* 85 *ervices


The fo""owing +a8"e -e/cri8e/ +he 2*awei)NSN I*r in+erconnec+ion !o"icie/ for S2 oer I*r

an- 22 oer I*r.

*ervice!ype




PS R:: Triggering 2 oer I*r= no+ re"oca+ion Triggering 2 oer I*r= no+ re"oca+ion

2S$PA Triggering !roce// o!+imi;a+ion)8a/e-

$SCR af+er 2 oer I*r i/ !erforme-


$SCR af+er +he 22 oer I*r i/!erforme-= wi+ho*+ +he 22

!roce-*re

2SUPA Triggering !roce// o!+imi;a+ion)8a/e-

$SCR af+er 2SUPA /erice/ are

reconfig*re- a/ R:: /erice/ in +he*!"in> an- 2 oer I*r i/ !erforme-

on +he reconfig*re- /erice/


$SCR af+er +he 22 oer I*r i/

!erforme-= wi+ho*+ +he 22!roce-*re

CS


52/67


53/67


Advantage The !o"ic# mi+iga+e/ +he I*r f*nc+ion/ +ha+ are *naai"a8"e for NSN RNC= for e?am!"e=


The !o"ic# mi+iga+e/ +he incom!a+i8i"i+ie/ in in+erconnec+ion wi+h NSN RNC= for

e?am!"e= incom!a+i8i"i+ie/ in 2SPA 2 oer I*r= UE)no+)ino"e- re"oca+ion= an-$SCR.


re-*cing +he I*r re/o*rce con/*m!+ion= an- !reen+/ o+her *n!re-ic+a8"e ri/>/= re-*cing

I*r in+erconnec+ion incom!a+i8i"i+ie/.

Disadvantage

In +he $SCR e?ec*+ion !roce//= +he ra-io "in> i/ -i/connec+e- an- +hen ree/+a8"i/he-= which

in+err*!+/ -a+a +ran/mi//ion of PS */er/ for a8o*+ 10 /econ-/. 2oweer= +he /hor+)+ime -a+a+ran/mi//ion in+err*!+ion -oe/ affec+ */er e?!erience grea+"#.

,"$"$ Policy $; Relocation )or C*9P* Combined*ervices


The fo""owing +a8"e -e/cri8e/ +he 2*awei)NSN I*r in+erconnec+ion !o"icie/ for S2 oer I*r

an- 22 oer I*r.

*ervice!ype



AMRHP Triggering re"oca+ion af+er 2 oer

I*r i/ !erforme-

Triggering re"oca+ion af+er 2 oer I*r

i/ !erforme-

PS R:: Triggering re"oca+ion af+er 2 oer

I*r i/ !erforme-

Triggering re"oca+ion af+er 2 oer I*r

i/ !erforme-

2S$PA Triggering re"oca+ion af+er +he !eerR:: "in> i/ a--e- an- "oca" RNC

"in> i/ -e"e+e-

Triggering re"oca+ion af+er 2S$PA/erice/ are reconfig*re- a/ R::

/erice/ in +he -own"in>= an- 2 oer

I*r i/ !erforme- on +he reconfig*re-

/erice/

2SUPA Triggering re"oca+ion af+er 2SUPA/erice/ are reconfig*re- a/ R::

/erice/ in +he *!"in>= +he !eer R::

"in> i/ a--e-= an- "oca" RNC "in> i/

-e"e+e-

Triggering re"oca+ion af+er 2SUPA/erice/ are reconfig*re- a/ R::

/erice/ in +he *!"in>= an- 2 oer I*r

i/ !erforme- on +he reconfig*re-

/erice/

CS


54/67


*ervice!ype



CC2 Triggering re"oca+ion wi+h ce""

*!-a+e af+er +he UE i/ re/e"ec+e- +o ace"" *n-er +he $RNC

Triggering re"oca+ion wi+h ce"" *!-a+e

af+er +he UE i/ re/e"ec+e- +o a ce"" *n-er+he $RNC



1. The I*r in+erface i/ aai"a8"e. S2 i/ /*!!or+e- for CS /erice/ an- non)2SPA /erice/=an- 22 oer I*r i/ /*!!or+e-. CC2 oer I*r= 2S$PA oer I*r= an- 2SUPA oer I*r are

-i/a8"e-.ADD UNRNC:NRNCID=XXX, IUREXISTIND=TRUE, DPX=XXX, TNLBEARERTYPE=XXX,

SHOTRIG=CS_SHO_SWITCH-1& NON_HSPA_SHO_SWITCH-1, HHOTRIG=ON,

SERVICEIND=SUPPORT_CS_AND_PS, RNCPROTCLVER=XX, SUPPIURCCH=NO, IURHSDPASUPPIND=OFF,

IURHSUPASUPPIND=OFF, PSBEPROCTYPE=CORRM_SRNSR_PSBE_RELOC,


CS@S2@SITC2)1K NN@2SPA@S2@SITC2)1= which in-ica+e/ +ha+ S2 i/ /*!!or+e- for CS

an- non)2SPA /erice/.


re5*iremen+/.

SUPPIURCC2JN= which in-ica+e/ +ha+ CC2 oer I*r i/ no+ /*!!or+e- 8eca*/e NSN -oe/ no+ /*!!or+

+hi/ f*nc+ion.

IUR2S$PASUPPIN$J 44= IUR2SUPASUPPIN$J44= which in-ica+e/ +ha+ 2SPA oer I*r i/

-i/a8"e- +o mi+iga+e 2SPA incom!a+i8i"i+ie/ in NSN.

PS9EPRCTDPEJCRRM@SRNSR@PS9E@ RELC= which in-ica+e/ re"oca+ion i/ +riggere- for PS

9E /erice/.

(. A"" /erice/ /*!!or+ UE)no+)ino"e- re"oca+ion.

SET USRNSR: S!"#R$%C"D'$("T)*+=ALL



con-i+ion.




. The neigh8oring RNC ce"" i/ config*re- a/ an R:: ce"".

ADD UEXT0GCELL:

To im!"emen+ /erice re"oca+ion= +he ce"" *n-er +he NSN RNC m*/+ 8e config*re- a/ an R:: ce"".

+herwi/e= !roce// o!+imi;a+ion)8a/e- $SCR wi"" 8e +riggere- -*ring 2SPA 2 oer I*r.

Advantage The !o"ic# mi+iga+e/ +he I*r f*nc+ion/ +ha+ are *naai"a8"e for NSN RNC= for e?am!"e=




55/67


The !o"ic# mi+iga+e/ +he incom!a+i8i"i+ie/ in in+erconnec+ion wi+h NSN RNC= for

e?am!"e= incom!a+i8i"i+ie/ in 2SPA 2 oer I*r= UE)no+)ino"e- re"oca+ion= an-

$SCR.

DisadvantageTo mi+iga+e in+erconnec+ion incom!a+i8i"i+ie/= 2SPA /erice/ m*/+ 8e reconfig*re- a/ R::

/erice/= which ma# affec+ */er e?!erience for a "ong +ime.

,"' Huawei25ricsson %ur %nterconnectionPolicies

n "ie ne+wor>/= in+erconnec+ion !o"icie/ are -ifferen+= which "ie/ in neigh8oring ce""

config*ra+ion. The !o"icie/ for S2 an- 22 are +he /ame= which are -e/cri8e- in +he

fo""owing +wo ne+wor>ing /cenario/%

Policies )or Confguring Neighboring Cells

1. Sing"e)carrier ne+wor> or -*a")carrier ne+wor> wi+h f( fre5*enc# *n8arre-

n +hi/ ne+wor>= if f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f(


neigh8oring ce""/ an- ce""/ coere- 8# f1 fre5*encie/ are m*+*a""# config*re- a/ in+ra)

fre5*enc# neigh8oring ce""/= a/ /hown in +he fo""owing fig*re%

If f( fre5*enc# -oe/ no+ !roi-e /eam"e// coerage= ce""/ coere- 8# f1 fre5*encie/ of

2*awei an- ano+her en-or are m*+*a""# config*re- a/ in+ra)fre5*enc# neigh8oring ce""/

an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""# config*re- a/in+er)fre5*enc# neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei= a/ /hown

in +he fo""owing fig*re%



56/67


(. $*a")carrier ne+wor> wi+h f( fre5*enc# 8arre-

n +hi/ ne+wor>= when f( fre5*enc# i/ 8arre-= UE/ !erforming PS 9E /erice/ canno+acce// +he ne+wor> af+er $SCR i/ +riggere- in i-"e /+a+e. UE 8ehaior/ are no+

con+ro""a8"e= an- +herefore +he UE/ wi"" 8e -i/connec+e- from +he ne+wor>. Ce""/ coere-

8# f( fre5*encie/ of 2*awei an- ano+her en-or /ho*"- no+ 8e config*re- a/ neigh8oring

ce""/= an- ce""/ coere- 8# f1 fre5*enc# of ano+her en-or are *ni-irec+iona""#config*re- a/ neigh8oring ce""/ of ce""/ coere- 8# f( fre5*enc# of 2*awei. The -e+ai"e-

!o"icie/ are a/ fo""ow/%

Regar-"e// of whe+her f( fre5*enc# !roi-e/ /eam"e// coerage= ce""/ coere- 8# f1






57/67





in+erconnec+ion !o"icie/ -e/cri8e- in /ec+ion .3.1Po"ic# 1% 2 oer I*r for CS Serice/an- Proce// !+imi;a+ion)8a/e- $SCR for PS 9E Serice/ are recommen-e- +o aoi-

incom!a+i8i"i+ie/.




.3.1Po"ic# 1% 2 oer I*r for CS Serice/ an- Proce// !+imi;a+ion)8a/e- $SCR for




,"'" Policy ; H( over %ur )or C* *ervices andProcess (ptimi6ation2based D*CR )or P* 85 *ervices


The fo""owing +a8"e -e/cri8e/ +he 2*awei)Eric//on I*r in+erconnec+ion !o"icie/ for S2 oer

I*r an- 22 oer I*r.

*ervice!ype



AMRHP Triggering 2 oer I*r= no+re"oca+ion

Triggering 2 oer I*r= no+re"oca+ion

PS R:: Triggering $SCR af+er 2 oerI*r i/ !erforme-

Triggering $SCR af+er 2 oerI*r i/ !erforme-

2S$PA Triggering !roce// o!+imi;a+ion)

8a/e- $SCR af+er 2 oer I*r i/

!erforme-

Triggering !roce// o!+imi;a+ion)

8a/e- $SCR af+er 2 oer I*r i/

!erforme-


8a/e- $SCR af+er +he 22 oerI*r i/ !erforme-= wi+ho*+ +he 22

!roce-*re

2SUPA Triggering !roce// o!+imi;a+ion)

8a/e- $SCR af+er 2SUPA /erice/

are reconfig*re- a/ R:: /erice/ in+he *!"in> an- 2 oer I*r i/

!erforme- on +he reconfig*re-

/erice/


8a/e- $SCR af+er 2SUPA /erice/

are reconfig*re- a/ R:: /erice/ in+he *!"in> an- 2 oer I*r i/

!erforme- on +he reconfig*re-

/erice/



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*ervice!ype



CS'

U/ing +he /ame !o"icie/ for PS 9E

/erice/ af+er CS /erice/ are

re"ea/e-


/erice/ af+er PS /erice/ arere"ea/e-

SR9oer2SPA Triggering 2 oer I*r af+er +he


Triggering 2 oer I*r af+er +he


CC2 Triggering $SCR af+er +he UE i/

re/e"ec+e- +o a ce"" *n-er +he

$RNC

Triggering $SCR af+er +he UE i/

re/e"ec+e- +o a ce"" *n-er +he

$RNC



1. The I*r in+erface i/ aai"a8"e. S2 i/ /*!!or+e- for CS /erice/ an- non)2SPA /erice/=

an- 22 oer I*r i/ /*!!or+e-. CC2 oer I*r= 2S$PA oer I*r= an- 2SUPA oer I*r are-i/a8"e-. R*n +he fo""owing comman- +o ena8"e $SCR%


SHOTRIG=CS_SHO_SWITCH-1& NON_HSPA_SHO_SWITCH-1, HHOTRIG=ON,

SERVICEIND=SUPPORT_CS_AND_PS, RNCPROTCLVER=XX, SUPPIURCCH=NO, IURHSDPASUPPIND=OFF,

IURHSUPASUPPIND=OFF, PSBEPROCTYPE=CORRM_SRNSR_PSBE_DSCR,


S2TRI,JCS@S2@SITC2)1K NN@2SPA@S2@SITC2)1= which in-ica+e/ +ha+ S2 i/

/*!!or+e- for CS /erice/ an- non)2SPA /erice/ 8eca*/e 2S$PA oer I*r an- 2SUPA oer I*r hae

8een -i/a8"e-.

22TRI,JN= which in-ica+e/ +ha+ 22 oer I*r i/ /*!!or+e- +o mee+ +he in+er)fre5*enc# han-oerre5*iremen+/.

SUPPIURCC2JN= which in-ica+e/ +ha+ CC2 oer I*r i/ no+ /*!!or+e- 8eca*/e Eric//on RNC -oe/

no+ /*!!or+ +hi/ f*nc+ion.

IUR2S$PASUPPIN$J44= IUR2SUPASUPPIN$J44= which in-ica+e/ +ha+ 2S$PA oer I*r an-

2SUPA oer I*r are -i/a8"e-. To +rigger !roce// o!+imi;a+ion)8a/e- $SCR= +he config*ra+ion i/

re5*ire-. The config*ra+ion can /o"e 2SUPA incom!a+i8i"i+ie/ in Eric//on RNC.

(. CS an- PS rea")+ime /erice/ -o no+ /*!!or+ UE)no+)ino"e- re"oca+ion.




con-i+ion.



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. The neigh8oring RNC ce"" i/ config*re- 8a/e- on ac+*a" ca!a8i"i+ie/. In /ome /!ecia"

/cenario/= +he neigh8oring RNC ce"" m*/+ 8e a+ "ea/+ config*re- a/ an 2S$PA ce"".ADD UEXT0GCELL: C+C$*C"$("+!F22=HSDSCH_SUPPORT-1&EDCH_SUPPORT-1

The neigh8oring RNC ce"" i/ config*re- a/ an 2S$PA ce""= 8eca*/e +he config*ra+ion i/ a nece//i+# for

+he RNC +o -e+ermine !roce// o!+imi;a+ion)8a/e- $SCR.

Advantage The !o"ic# mi+iga+e/ +he I*r f*nc+ion/ +ha+ are *naai"a8"e for Eric//on RNC= for

e?am!"e= UE)no+)ino"e- PS re"oca+ion an- UE)ino"e- re"oca+ion.

The !o"ic# mi+iga+e/ +he incom!a+i8i"i+ie/ in in+erconnec+ion wi+h Eric//on RNC= for

e?am!"e= incom!a+i8i"i+ie/ in 2SUPA 2 oer I*r an- $SCR.


re-*cing +he I*r re/o*rce con/*m!+ion= an- !reen+/ o+her *n!re-ic+a8"e ri/>/= re-*cing

I*r in+erconnec+ion incom!a+i8i"i+ie/.

Proce// o!+imi;a+ion)8a/e- $SCR /im!"ifie/ +he in+er)RNC !roce-*re= aoi-ing I*r

re/o*rce conge/+ion an- !reen+ing fre5*en+ 2 oer I*r from occ*!#ing I*r re/o*rce/

re!ea+e-"#= an- re-*cing in+erconnec+ion incom!a+i8"e/.

Disadvantage

In +he $SCR e?ec*+ion !roce//= +he ra-io "in> i/ -i/connec+e- an- +hen ree/+a8"i/he-= which

in+err*!+/ -a+a +ran/mi//ion of PS */er/ for a8o*+ 10 /econ-/. 2oweer= +he /hor+)+ime -a+a

+ran/mi//ion in+err*

Iur Interface Interconnection Guide-V1.1

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Transcript of Iur Interface Interconnection Guide-V1.1