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INTERIMEUROPEAN I-ETS 300 022-1TELECOMMUNICATION March 1998STANDARD Second Ediion

So!rce" SM# Re$erence" DI%SM#-030&08-1R1

ICS" 33'020

(e) *ord+" Di,ia eeco..!nicaion+ +)+e./ #oa S)+e. $or Moie co..!nicaion+

GLOBAL SYSTEM FOR 

MOBILE COMMUNICATIONS

R

Di,ia ce!ar eeco..!nicaion+ +)+e. Pha+e 1

Moie radio iner$ace a)er 3 +4eci$icaion

Par 1" #eneric

#SM 0&'08 5er+ion 3'1&'0

ETSI

E!ro4ean Teeco..!nicaion+ Sandard+ In+i!e

ETSI Secrearia

Po+a addre++" 6-07921 So4hia Ani4oi+ CEDE - 6RANCE

O$$ice addre++" 70 Ro!e de+ L!cioe+ - So4hia Ani4oi+ - :aonne - 6RANCE

'&00" c;$r/ a;aa+/ 4;e+i/ +;+ecrearia - Inerne" +ecrearia

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Pa,e 0a

I-ETS 300 022-1 #SM 0&'08 5er+ion 3'1&'0" March 1998

Bhi+ e5er) care ha+ een aen in he 4re4araion and 4!icaion o$ hi+ doc!.en/ error+ in conen/)4o,ra4hica or oher*i+e/ .a) occ!r' I$ )o! ha5e co..en+ concernin, i+ acc!rac)/ 4ea+e *rie oETSI Ediin, and Co..iee S!44or De4' a he addre++ +ho*n on he ie 4a,e'

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Pa,e 0

I-ETS 300 022-1 #SM 0&'08 5er+ion 3'1&'0" March 1998

6ore*ord

Thi+ Ineri. E!ro4ean Teeco..!nicaion Sandard I-ETS ha+ een 4rod!ced ) he S4ecia Moie#ro!4 SM# o$ he E!ro4ean Teeco..!nicaion+ Sandard+ In+i!e ETSI'

Thi+ I-ETS de+crie+ he .oie radio iner$ace a)er 3 +4eci$icaion $or ca conro/ .oii) .ana,e.en

and radio re+o!rce .ana,e.en 4roced!re+ *ihin di,ia ce!ar eeco..!nicaion+ +)+e. Pha+e 1'

Re$erence i+ .ade *ihin hi+ I-ETS o he $oo*in, #SM Pha+e1 Technica S4eci$icaion+"

S4eci$icaion Are5iaed ie#SM 02'02 earer +er5ice+ +!44ored ) a #SM PLMN'#SM 02'03 Tee+er5ice+ +!44ored ) a #SM PLMN'#SM 02'09 Sec!ri) a+4ec+'#SM 02'1? S!+crier ideni) .od!e+/ $!nciona characeri+ic+'#SM 03'01 Ne*or $!ncion+'#SM 03'03 N!.erin, addre++in, and ideni$icaion'#SM 03'13 Di+conin!o!+ rece4ion DR in he #SM +)+e.'#SM 03'1& S!44or o$ DTM6 5ia he #SM +)+e.'

#SM 03'20 Sec!ri) reaed ne*or $!ncion+'#SM 0&'02 #SM PLMN acce++ re$erence con$i,!raion'#SM 0&'03 Moie Saion - a+e Saion S)+e. MS-SS iner$ace" Channe +r!c!re+

and acce++ ca4aiiie+'#SM 0&'0& MS-SS a)er 1 - ,enera reF!ire.en+'#SM 0&'0 Moie Saion - a+e Saion S)+e. MS-SS daa in a)er - ,enera

a+4ec+'#SM 0&'07 MS-SS daa in a)er +4eci$icaion'#SM 0&'0? Moie radio iner$ace +i,nain, a)er 3 - ,enera a+4ec+'#SM 0&'10 Moie radio iner$ace a)er 3 - +!44e.enar) +er5ice+ +4eci$icaion - ,enera

a+4ec+'#SM 0&'11 Poin-o-4oin +hor .e++a,e +er5ice +!44or on .oie radio iner$ace'#SM 0&'12 Ce roadca+ +hor .e++a,e +er5ice +!44or on .oie radio iner$ace'

#SM 0'02 M!i4e>in, and .!i4e acce++ on he radio 4ah'#SM 0'03 Channe codin,'#SM 0'08 Radio +!+)+e. in conro'#SM 0?'01 #enera on er.ina ada4aion $!ncion+ $or .oie +aion+'#SM 09'02 Moie a44icaion 4ar +4eci$icaion'#SM 09'07 Iner*orin, e*een a PLMN and a PSPDN%ISDN $or +!44or o$ 4ace

+*iched daa ran+.i++ion +er5ice+'#SM 09'0? #enera reF!ire.en+ on iner*orin, e*een he PLMN and he ISDN or 

PSTN'#SM 11'10 Moie +aion con$or.i) +4eci$icaion+'

The ao5e +4eci$icaion+/ o,eher *ih anne>e+ / C/ 6/ # and G o$ hi+ +andard/ are con+idered a+nor.ai5e' Anne>e+ D and E are in$or.ai5e'

NOTE" Ie.+ in hi+ dra$ indicaed a+ no co.4ee/ or reF!irin, $!rher +!d) or *or/ are noreF!ired $or he Pha+e 1 i.4e.enaion o$ #SM'

The +4eci$icaion $ro. *hich hi+ I-ETS ha+ een deri5ed *a+ ori,ina) a+ed on CEPT

doc!.enaion/ hence hi+ ETS i+ no in accordance *ih he ETSI dra$in, r!e+ or in he ETSI+)e o$ 4re+enaion'

 Anno!nce.en dae

Dae o$ ae+ anno!nce.en o$ hi+ I-ETS doa" 30 H!ne 1998

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ETSI/GSM Version 3.14.0

RECOMMENDATION GSM 04.08

Title: Mobile R!io Inter"#e $%er 3 S&e#i"i#tion

Dte: A'('st 1))*

$ist o" Contents:

1 Generl+ O,er,ie- o" #ontrol &ro#e!'res3 RR n(eent &ro#e!'res4 Eleentr% &ro#e!'res "or obilit% n(eent Eleentr% &ro#e!'res "or #ir#'its-it#e! #ll #ontrol2 #et #o'ni#tion #ross te r!io inter"#e* Str'#t're! &ro#e!'res8 5n!lin( o" error #on!itions) Mess(e "'n#tionl !e"initions n! #ontents10 Generl ess(e "ort n! in"ortion eleents #o!in(11 $ist o" s%ste &reters

Anne6 7 Co&tibilit% #e#in(Anne6 C $o- l%er in"ortion #o!in( &rin#i&lesAnne6 D E6&les o" berer #&bilit% in"ortion eleent #o!in(Anne6 E Co&rison bet-een .)31 n! Re#. GSM 04.08Anne6 9 GSM s&e#i"i# #'se ,l'es "or r!io reso'r#e n(eentAnne6 G GSM s&e#i"i# #'se ,l'es "or obilit% n(eentAnne6 5 C'se ,l'es "or #ll #ontrol

!etile! list o" #ontents (i,en on ne6t &(es;

N'ber o" &(es: 442

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Detile! list o" #ontents:

1 GENERA$ 1

1.1 S#o&e o" te Re#oen!tion1.+ A&&li#tion to te inter"#e str'#t're1.3 Str'#t're o" $%er 3 &ro#e!'res1.4 Test &ro#e!'res1. 'en#e! ess(e trns"er o&ertion +3+.4.1 Vribles n! se>'en#e n'bers+.4.+ ro#e!'res "or te settin(@ trns"er n! terintion

o" se>'en#e! ess(e trns"er o&ertion

3 RRMANAGEMENT ROCED

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GSM 04.08 ,. 3.14.0 &(e 3

3.4 RR#onne#tion trns"er &se 323.4.1 SACC5 &ro#e!'res 32

3.4.1.1 Generl3.4.1.+ Mes'reent re&ort

3.4.+ Trns"er o" ess(es n! lin l%er ser,i#e &ro,ision 3*3.4.3 Intr#ell #n(e o" #nnel 3*

3.4.3.1 Cnnel ssi(nent in!i#tion3.4.3.+ Assi(nent #o&letion3.4.3.3 Abnorl #ses

3.4.4 5n!o,er &ro#e!'re 413.4.4.1 5n!o,er initition3.4.4.+ %si#l #nnel estblisent3.4.4.3 5n!o,er #o&letion

3.4.4.4 Abnorl #ses3.4. 9re>'en#% re!e"inition &ro#e!'re 42

3.4..1 Abnorl #ses3.4.2 Trnsission o!e #n(e 4*

3.4.2.1 Initition3.4.2.+ Ans-er3.4.2.3 Abnorl #ses

3.4.* Ci&erin( o!e settin( 483.4.*.1 Ci&erin( o!e settin( initition3.4.*.+ Ci&erin( o!e settin( res&onse b% te MS

3.4.8 A!!itionl #nnel ssi(nent 4)3.4.8.1 A!!itionl ssi(nent &ro#e!'re initition

3.4.8.+ A!!itionl ssi(nent #o&letion3.4.8.3 Abnorl #ses3.4.) rtil #nnel relese 1

3.4.).1 rtil #nnel relese initition3.4.).+ Abnorl #ses

3.4.10 Clssr #n(e +

3. RR#onne#tion relese 33..1 Norl relese 3

3..1.1 Cnnel relese initition3..1.+ Abnorl #ses

3..+ R!io lin "il're 3..+.1 Mobile si!e

3..+.+ Net-or si!e

3.2 Re#ei,in( RRSTAT

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GSM 04.08 ,. 3.14.0 &(e 4

4 E$EMENTAR ROCED

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4.4 MMs&e#i"i# &ro#e!'res *34.4.1 $o#tion '&!tin( &ro#e!'re *44.4.+ erio!i# '&!tin( *4.4.3 IMSI tt# &ro#e!'re *24.4.4 Generi# lo#tion '&!tin( &ro#e!'re **

4.4.4.1 $o#tion '&!tin( initition b% te MS4.4.4.+ I!enti"i#tion re>'est "ro te net-or4.4.4.3 A'tenti#tion b% te net-or4.4.4.4 Ci&erin( o!e settin( b% te net-or4.4.4. $o#tion '&!tin( res&onse b% te net-or4.4.4.2 TMSI rello#tion !'rin( lo#tion '&!tin(4.4.4.* Relese o" RR#onne#tion "ter lo#tion '&!tin(4.4.4.8 Abnorl #ses on te Mobile Sttion si!e

4.4.4.) Abnorl #ses on te net-or si!e

4. Conne#tion n(eent s'bl%er ser,i#e &ro,ision 84..1 MM#onne#tion estblisent 8

4..1.1 MM#onne#tion estblisent initite! b% te MS4..1.+ Abnorl #ses4..1.3 MM#onne#tion estblisent initite! b% te

net-or4..1.4 Abnorl #ses4..1. MM#onne#tion estblisent "or eer(en#% #lls4..1.2 Cll reestblisent

4..+ MM#onne#tion in"ortion trns"er &se )+

4..+.1 Sen!in( CMess(es4..+.+ Re#ei,in( CMess(es4..+.3 Abnorl #ses

4..3 MM#onne#tion relese )3

4.2 Re#ei,in( MMSTAT

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GSM 04.08 ,. 3.14.0 &(e 2

E$EMENTAR ROCED'ir% &ro#e!'re 13..4 Cll reestblisent 13*

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GSM 04.08 ,. 3.14.0 &(e *

2 ACBET COMM

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GSM 04.08 ,. 3.14.0 &(e 8

8 5AND$ING O9 ERROR CONDITIONS 12*

8.1 Generl 12*

8.+ roto#ol !is#riintion error 12*

8.3 Mess(e t%&e error 12*

8.4 Mess(e se>'en#e error 12*8.4.1 R!io reso'r#e n(eent8.4.+ Mobilit% n(eent8.4.3 Cll #ontrol

8. Mess(e t%&e error 128

8.2 Generl in"ortion eleent errors 12)

8.* Mn!tor% in"ortion eleent errors 1*08.*.1 R!io reso'r#e n(eent8.*.+ Mobilit% n(eent8.*.3 Cll #ontrol

8.8 Nonn!tor% in"ortion eleent errors 1*18.8.1

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GSM 04.08 ,. 3.14.0 &(e )

) MESSAGES 9'en#% re!e"inition 1)0).1.13 5n!o,er ##ess 1)1).1.14 5n!o,er #on! 1)+).1.1 5n!o,er #o&lete 1)4).1.12 5n!o,er "il're 1)).1.1* Ie!ite ssi(nent 1)2).1.18 Ie!ite ssi(nent e6ten!e! 1)*).1.1) Ie!ite ssi(nent ree#t 1))).1.+0 Mes'reent re&ort +01).1.+1 (in( re>'est t%&e 1 +0+).1.++ (in( re>'est t%&e + +03).1.+3 (in( re>'est t%&e 3 +04

).1.+4 (in( res&onse +0).1.+ rtil relese +02).1.+2 rtil relese #o&lete +0*).1.+* %si#l in"ortion +08).1.+* RRStt's +0)).1.+8 S%n#ronistion #nnel in"ortion +10).1.+) S%ste in"ortion t%&e 1 +11).1.30 S%ste in"ortion t%&e + +1+).1.31 S%ste in"ortion t%&e 3 +13).1.3+ S%ste in"ortion t%&e 4 +14).1.33 S%ste in"ortion t%&e +1).1.34 S%ste in"ortion t%&e 2 +12

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GSM 04.08 ,. 3.14.0 &(e 10

).+ Mess(es "or obilit% n(eent +1*).+.1 A'tenti#tion ree#t +18).+.+ A'tenti#tion re>'est +1)).+.3 A'tenti#tion res&onse ++0).+.4 CM reestblisent re>'est ++1).+. CM ser,i#e ##e&t +++).+.2 CM ser,i#e ree#t ++3).+.* CM ser,i#e re>'est ++4).+.8 I!entit% re>'est ++).+.) I!entit% res&onse ++2).+.10 IMSI !et# in!i#tion ++*).+.11 $o#tion '&!tin( ##e&t ++8).+.1+ $o#tion '&!tin( ree#t ++)

).+.13 $o#tion '&!tin( re>'est +30).+.13 MMStt's +31).+.14 TMSI rello#tion #on! +3+).+.1 TMSI rello#tion #o&lete +33

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GSM 04.08 ,. 3.14.0 &(e 11

).3 Mess(es "or #ir#'its-it#e! #ll #ontrol +34).3.1 Alertin( +3).3.+ Cll #on"ire! +32).3.3 Cll &ro#ee!in( +3*).3.4 Con(estion #ontrol +38).3. Conne#t +3)).3.2 Conne#t #no-le!(e +40).3.* Dis#onne#t +41).3.8 Eer(en#% set'& +4+).3.) Mo!i"% +43).3.10 Mo!i"% #o&lete +44).3.11 Mo!i"% ree#t +4).3.1+ Noti"% +42

).3.13 ro(ress +4*).3.14 Relese +48).3.1 Relese #o&lete +0).3.12 Set'& ++).3.1* Strt DTM9 +).3.18 Strt DTM9 #no-le!(e +2).3.1) Strt DTM9 ree#t +*).3.+0 Stt's +8).3.+1 Stt's en>'ir% +)).3.++ Sto& DTM9 +20).3.+3 Sto& DTM9 #no-le!(e +21).3.+4

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10 GENERA$ MESSAGE 9ORMAT AND IN9ORMATION E$EMENTS CODING +*

10.1 O,er,ie- +*

10.+ roto#ol !is#riintor +*2

10.3 Trns#tion i!enti"ier +*8

10.4 Mess(e t%&e +80

10. Oter in"ortion eleents +810..1 Coon in"ortion eleents +)1

10..1.1 Cell i!entit% +)+

10..1.+ Ci&erin( e% se>'en#e n'ber +)410..1.3 $o#tion re i!enti"i#tion +)10..1.4 Mobile i!entit% +)*10..1. Mobile sttion #lssr 1 30010..1.2 Mobile sttion #lssr + 30+

10..+ R!io reso'r#es n(eent in"ortion eleents 30410..+.1 Cell #nnel !es#ri&tion 30210..+.+ Cell !es#ri&tion 30810..+.3 Cell o&tions 31010..+.4 Cell sele#tion &reters 31+10..+. Cnnel !es#ri&tion 31410..+.2 Cnnel o!e 31*

10..+.2 Cnnel o!e + 31810..+.* Ci&er o!e settin( 31)10..+.8 Control #nnel !es#ri&tion 3+010..+.) 9re>'en#% #nnel se>'en#e 3+310..+.10 5n!o,er re"eren#e 3+10..+.11 Mes'reent res'lts 3+210..+.1+ Mobile llo#tion 33110..+.13 Nei(bo'r #ells !es#ri&tion 33310..+.14 (e o!e 3310..+.1 $MN &eritte! 33210..+.12 o-er #on! 33*10..+.1* RAC5 #ontrol &reters 33810..+.18 Re>'est re"eren#e 341

10..+.1) RR #'se 34+10..+.+0 Strtin( tie 34410..+.+1 S%n#ronistion in!i#tion 34210..+.++ Tiin( !,n#e 34*10..+.+3 TMSI 34810..+.+4 =it in!i#tion 30

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GSM 04.08 ,. 3.14.0 &(e 13

10..3 Mobilit% n(eent in"ortion eleents 3110..3.1 A'tenti#tion &reter RAND 3+10..3.+ A'tenti#tion &reter SRES 3310..3.3 CM ser,i#e t%&e 3410..3.4 I!entit% t%&e 310..3. $o#tion '&!tin( t%&e 3210..3.2 Ree#t #'se 3*

10..4 Cll #ontrol in"ortion eleents 3)10..4.1 E6tentions o" #o!esets 32110..4.+ $o#in( si"t &ro#e!'re 32310..4.3 Nonlo#in( si"t &ro#e!'re 32410..4.4 7erer #&bilit% 322

10..4. Cll stte 3*210..4.2 Clle! &rt% 7CD n'ber 3*810..4.2 Clle! &rt% s'b!!ress 38+10..4.* Cllin( &rt% 7CD n'ber 38410..4.* Cllin( &rt% s'b!!ress 38210..4.8 C'se 38810..4.) Con(estion le,el 3)410..4.10 5i( l%er #o&tibilit% 3)10..4.11 Be%&! "#ilit% 3)*10..4.1+ $o- l%er #o&tibilit% 3)810..4.13 More !t 3))10..4.14 Noti"i#tion in!i#tor 400

10..4.1 ro(ress in!i#tor 40110..4.12 Re&et in!i#tor 40310..4.1* Si(nl 40410..4.18

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GSM 04.08 ,. 3.14.0 &(e 14

Anne6 7 Co&tibilit% #e#in( 414

Anne6 C $o- l%er in"ortion #o!in( &rin#i&les 41*

Anne6 D E6&les o" berer #&bilit% in"ortion eleent #o!in( 4+1

Anne6 E Co&rison bet-een .)31 n! Re#. GSM 04.08 4+*

Anne6 9 GSM s&e#i"i# #'se ,l'es "or r!io reso'r#e n(eent 433

Anne6 G GSM s&e#i"i# #'se ,l'es "or obilit% n(eent 43

Anne6 5 C'se !e"initions "or #ll #ontrol 438

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GSM 04.08 ,. 3.14.0 &(e 1

1 GENERA$

Tis Re#oen!tion s&e#i"ies te &ro#e!'res 'se! t te r!iointer"#e Re"eren#e oint

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GSM 04.08 ,. 3.14.0 &(e 12

1.+ A&&li#tion to te inter"#e str'#t'res

Te l%er 3 &ro#e!'res &&l% to te inter"#e str'#t'res !e"ine! inRe#. GSM 04.03. Te% 'se te "'n#tions n! ser,i#es &ro,i!e! b% l%er +!e"ine! in Re#. GSM 04.0 n! 04.02.

1.3 Str'#t're o" l%er 3 &ro#e!'res

A b'il!in( blo# eto! is 'se! to !es#ribe te l%er 3 &ro#e!'res.Te bsi# b'il!in( blo#s re eleentr% &ro#e!'res &ro,i!e! b% te&roto#ol #ontrol entities o" te tree s'bl%ers@ i.e. r!io reso'r#en(eent@ obilit% n(eent n! #onne#tion n(eent s'bl%er.

Co&lete l%er 3 trns#tions #onsist o" s&e#i"i# se>'en#es o"eleentr% &ro#e!'res. Te ter str'#t're! &ro#e!'re is 'se! "ortese se>'en#es.

1.4 Test &ro#e!'res

Test &ro#e!'res o" te GSM r!io inter"#e si(nllin( re !es#ribe! inRe#oen!tion GSM 11.10. Tese &ro#e!'res re blo#e! in te norlo&ertion o" te Mobile Sttion n! #n onl% be enble! b% 'sin( s&e#i"i# test SIM.

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GSM 04.08 ,. 3.14.0 &(e 1*

1. 'ests toMobile Sttions

i,; Rn!o A##ess C5nnel RAC5;: '&lin onl%@ 'se! to re>'est De!i#te! Control C5nnel

,; A##ess Grnt C5nnel AGC5;: !o-nlin onl%@ 'se! to llo#te De!i#te! Control C5ANNE$

,i; Stn! Alone De!i#te! Control C5nnel SDCC5;: bi!ire#tionl

,ii; 9st Asso#ite! Control C5nnel 9ACC5;: bi!ire#tionl@ sso#ite!-it Tr""i# C5nnel

,iii;Slo- Asso#ite! Control C5nnel SACC5;: bi!ire#tionl@ sso#ite!-it SDCC5 or Tr""i# C5nnel

i6; Cell 7ro!#st C5nnel C7C5;: !o-nlin onl% 'se! "or (enerl not&oint to ∮ sort ess(e in"ortion.

T-o ser,i#e ##ess &oints re !e"ine! on si(nllin( l%er + -i# re!is#riinte! b% teir Ser,i#e A##ess oint I!enti"iers SAI; seeRe#. GSM 04.02;:

i; SAI 0: s'&&orts te trns"er o" si(nllin( in"ortion in#l'!in('ser'ser in"ortion

ii; SAI 3: s'&&orts te trns"er o" 'ser sort ess(es.

$%er 3 sele#ts te ser,i#e ##ess &oint@ te lo(i#l #ontrol #nnel

n! te o!e o" o&ertion o" l%er + #no-le!(e!@ 'n#no-le!(e! orrn!o ##ess@ see Re#. GSM 04.0 n! 04.02; s re>'ire! "or e#in!i,i!'l ess(e.

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GSM 04.08 ,. 3.14.0 &(e 18

+ O,er,ie- o" #ontrol &ro#e!'res

+.1 $ist o" &ro#e!'res

Te "ollo-in( &ro#e!'res re s&e#i"ie! in tis re#oen!tion:

; Se#tion 3 s&e#i"ies eleentr% &ro#e!'res "or r!io reso'r#en(eent: s%ste in"ortion bro!#stin( se#tion 3.+.+; r!io reso'r#es #onne#tion estblisent se#tion 3.3;F ie!ite ssi(nent &ro#e!'re se#tion 3.3.1;F &(in( &ro#e!'re se#tion 3.3.+;

r!io reso'r#es #onne#tion trns"er &se se#tion 3.4;F es'reent re&ort &ro#e!'re se#tion 3.4.1.+;F intr#ell #n(e o" #nnels se#tion 3.4.3;F inter#ell #n(e o" #nnels se#tion 3.4.4;F "re>'en#% re!e"inition &ro#e!'re se#tion 3.4.;F trnsission o!e #n(e &ro#e!'re se#tion 3.4.2;

F #i&erin( o!e settin( &ro#e!'re se#tion 3.4.*;F !!itionl #nnel ssi(nent &ro#e!'rese#tion 3.4.8;

F &rtil #nnel relese &ro#e!'re se#tion 3.; r!io reso'r#es #onne#tion relese se#tion 3.;

b; Se#tion 4 s&e#i"ies eleentr% &ro#e!'res "or obilit% n(eent obilit% n(eent #oon &ro#e!'res se#tion 4.3;F TMSI rello#tion &ro#e!'re se#tion 4.3.1;F 'tenti#tion &ro#e!'re se#tion 4.3.+;F i!enti"i#tion &ro#e!'re se#tion 4.3.3;F IMSI !et# &ro#e!'re se#tion 4.3.4;

obilit% n(eent s&e#i"i# &ro#e!'res se#tion 4.4;F lo#tion '&!tin( &ro#e!'re se#tion 4.4.1;F &erio!i# '&!tin( se#tion 4.4.+;F IMSI tt# &ro#e!'re se#tion 4.4.3;F (eneri# lo#tion '&!tin( &ro#e!'re se#tion 4.4;

#onne#tion n(eent s'bl%er ser,i#e &ro,isionF obilit% n(eent #onne#tion estblisentse#tion 4..1;

F obilit% n(eent #onne#tion in"ortion trns"er&se se#tion 4..+;

F obilit% n(eent #onne#tion relesese#tion 4..3;

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#; Se#tion s&e#i"ies eleentr% &ro#e!'res "or #ir#'it s-it#e! #ll#ontrol #o&risin( te "ollo-in( eleentr% &ro#e!'res: obile ori(intin( #ll estblisent se#tion .+.1; obile terintin( #ll estblisent se#tion .+.+; si(nllin( &ro#e!'res !'rin( te #ti,e sttese#tion .3;

F 'ser noti"i#tion &ro#e!'re se#tion .3.1;F #ll rerrn(eents se#tion .3.+;F DTM9 &roto#ol #ontrol &ro#e!'re se#tion .3.3;F in#ll o!i"i#tion se#tion .3.4;

#ll #lerin( initite! b% te obile sttionse#tion .4.3;

#ll #lerin( initite! b% te net-or se#tion .4.4; is#ellneo's &ro#e!'resF inbn! tones n! nno'n#eents se#tion ..1;F stt's en>'ir% &ro#e!'re se#tion ..3;F #ll reestblisent &ro#e!'re se#tion ..4;

!; Se#tion 2 s&e#i"ies te &ro#e!'res "or s'&&ortin( &#et !tser,i#es.

Te eleentr% &ro#e!'res #n be #obine! to "or str'#t're!&ro#e!'res. E6&les o" s'# str'#t're! &ro#e!'res re (i,en in se#tion*. Tis &rt o" te Re#oen!tion is onl% &ro,i!e! "or ('i!n#e tossist i&leenttions.

Se#tion 8 s&e#i"ies #tions to be ten on ,rio's error #on!itions.

Re#oen!tion GSM 04.10 #ontins "'n#tionl &ro#e!'res "or s'&&ort o"s'&&leentr% ser,i#es.

Re#oen!tion GSM 04.11 #ontins "'n#tionl &ro#e!'res "or s'&&ort o"&ointto&oint sort ess(e ser,i#es.

Re#oen!tion GSM 04.1+ #ontins "'n#tionl &ro#e!'res "or te s'&&orto" sort ess(e ser,i#es #ell bro!#st.

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+.+ ro#e!'re "or Ser,i#e Re>'est n! #ontention Resol'tion

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GSM 04.08 ,. 3.14.0 &(e +1

+.3 Generl re#o,er% &ro#e!'res

+.3.1 Norl ess(e "lo-

Essentil re>'est ess(es sent b% MM or CMentit% ,e to be

#no-le!(e! b% te &eer entit% n! re s'&er,ise! b% tier T in tere>'estin( si!e. Te tier T is !es#ribe! "or e# &ro#e!'re in tisRe#oen!tion.'est ess(e@ te ns-erin( si!e s to re&l% totis re>'est@ e,en i" it s lre!% #no-le!(e! it be"ore.

Note: Te re>'est tier ,l'e s to be #osen s'# tt&ossible #nnel #n(es !o not ""e#t te e6&ir%.

+.3.+ E6&irtion o" te re>'est tier T

Te re>'est tier T is strte! '&on sen!in( te re>'est ess(e. It is

sto&&e! t te re#ei&t o" te re&l% ess(e or t te relese o" tetrns#tion.

Sin#e l%er + &ro,i!es !t lin l%er ser,i#e see Re#. GSM 04.02;&rote#tin( (inst "re loss@ te re>'est tier #nnot e6&ire be#'seo" ess(e loss on te r!io inter"#e. It % e6&ire !'e to s&or!i#&ro#e!'rl errors in trnsitor% sttes.

To llo- te !ete#tion o" s'# errors@ te "ollo-in( #tions sll be&er"ore! t te e6&irtion o" tier T :

; te net-or is te re>'estin( si!e :In tis #se@ te net-or so'l! initite te relese o" te#nnels ##or!in( to te &ro#e!'re !es#ribe! in se#tion 3. o" Re#.GSM 04.08.

b; te obile sttion is te re>'estin( si!e :I" te net-or !oes not re#t to te re>'est ess(e@ ten teobile sttion so'l! enter n error stte@ ol! te #nnel@ n!in!i#te te stte to te obile 'ser. Te obile sttion sll -it"or "'rter #on!s@ in &rti#'lr te #nnel relese "ro tenet-or. 5o-e,er@ te obile sttion #n relese te !e!i#te!#nnels b% n'l reset t n% tie.

Te onl% e6#e&tion is te #ll #lerin(@ be#'se o" te #r(in( o" te

e6istin( #ll. I" !'rin( #ll #lerin(@ te obile sttion !oes notre#ei,e n% res&onse "ro te net-or@ it sll relese te !e!i#te!#nnel b% lo#l en! relese.

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+.3.3 Cn(e o" !e!i#te! #nnels 'sin( SAI?0

In #se #n(e o" !e!i#te! #nnels is re>'ire! 'sin( !e!i#te!ssi(nent n! n!o,er &ro#e!'re@ res&e#ti,el%@ te RRs'bl%er -illre>'est te !t lin l%er to s's&en! 'lti&le "re o&ertion be"ore

te obile sttion le,es te ol! #nnel. =en te #nnel #n(e sbeen #o&lete!@ l%er 3 -ill re>'est te !t lin l%er to res'e'lti&le "re o&ertion (in. Te l%er + s's&en!/res'e &ro#e!'resre !es#ribe! in Re#. GSM 04.0 n! 04.02.

Tese &ro#e!'res re s&e#i"ie! in s'# -% tt loss o" l%er 3ess(e #nnot o##'r on te r!io inter"#e. 5o-e,er@ MM n! CMess(es sent "ro te MS to te net-or % be !'&li#te! b% te !tlin l%er i" ess(e s been trnsitte! b't not %et #o&letel%#no-le!(e! be"ore te MS le,es te ol! #nnel see Re#. GSM 04.02;.

As te RRs'bl%er is #ontrollin( te #nnel #n(e@ !'&li#tion o"

RRess(es !oes not o##'r. 5o-e,er@ tere re soe &ro#e!'res "or-i# !'&li#tion is &ossible@ e.(. DTM9 &ro#e!'res. 9or ll MM n!CM&ro#e!'res@ te re>'est ess(es sent b% te obile stiton #ontin se>'en#e n'ber in or!er to llo- te net-or to !ete#t !'&li#te!ess(es@ -i# re ten i(nore! b% te net-or. Te &ro#e!'res "orse>'en#e! trnsission on l%er 3 re !es#ribe! in se#tion +.4.

+.3.4 Cn(e o" !e!i#te! #nnels 'sin( oter SAIs tn 0

Te &ro#e!'res !es#ribe! in se#tions +.3.1 to +.3.3 onl% &&l% to tose'sin( SAI?0. 9or SAIs oter tn 0@ te !t lin &ro#e!'res!es#ribe! in Re#. GSM 04.02 !o not &ro,i!e n% ('rntee (instess(e loss or !'&li#tion.

Tere"ore@ i" n &&li#tion 'ses SAI oter tn 0 n! i" tis&&li#tion is sensiti,e to ess(e loss or !'&li#tion@ ten it s to!e"ine its o-n &rote#tion e#nis. No (enerl &rote#tion e#nis is&ro,i!e! b% te l%er 3 !e"ine! in tis Re#oen!tion.

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+.4 Se>'en#e! ess(e trns"er o&ertion

MM n! CMess(es sent "ro te obile sttion to te net-or #n be!'&li#te! b% te !t lin l%er in te "ollo-in( #se :

#nnel #n(e o" !e!i#te! #nnels is re>'ire! ssi(nent or

n!o,er &ro#e!'re; n! te lst l%er + "re s not been#no-le!(e! b% te &eer !t lin l%er be"ore te obile sttionle,es te ol! #nnel.

In tis #se@ te obile sttion !oes not no- -eter te net-or sre#ei,e! te ess(e #orre#tl%. Tere"ore@ te obile sttion s tosen! te ess(e (in "ter te ne- !e!i#te! #nnel is estblise!see Re#. GSM 04.02;.

Te net-or 'st be ble to !ete#t te !'&li#te! re#ei,e! ess(e.Tere"ore@ e# MM n! CMess(e 'st be re! -it sen! se>'en#en'ber.

+.4.1 Vribles n! se>'en#e n'bers

+.4.1.1 Sen! stte ,rible VSD;

Te RRs'bl%er o" te obile sttion sll ,e one sso#ite! sen!stte ,rible VSD; Sen! D'&li#te!; "or sen!in( MM n! CMess(es. Te sen! stte ,rible !enotes te se>'en#e n'ber o" tene6t inse>'en#e MM or CMess(e to be trnsitte!. Te ,l'e o" te sen! stte ,rible sllbe in#reente! b% one -it e# MM n! CM ess(e trnsission. Onl%!'&li#tion o" MM or CM ess(e is &ossible@ tere"ore tese>'entil n'ber o" ess(e trns"er is intine! b% o!'l's +. Alln'bers re in#reente! b% tis o!'l's.

+.4.1.+ Sen! se>'en#e n'ber NSD;

Onl% MM n! CMess(es #ontin te sen! se>'en#e n'ber NSD;. At tetie -en MM or CM ess(e is !esi(nte! "or trnsission@ te,l'e o" NSD; "or te ess(e to be trns"erre! is set e>'l to te,l'e o" te sen! stte ,rible VSD;.

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+.4.+ ro#e!'res "or te settin(@ trns"er n! terintion o" se>'en#e! ess(etrns"er o&ertion

+.4.+.1 Settin(

Te se>'en#e! ess(e trns"er o&ertion is set b% estblisin( RR

#onne#tion. Te sen! stte ,rible VSD; is set to 0.

+.4.+.+ Trns"er

Te net-or 'st #o&re te sen! se>'en#e n'bers o" &irs o"s'bse>'ent ess(es.In #se te sen! se>'en#e n'bers o" t-o s'bse>'ent ess(es re noti!enti#l@ no !'&li#tion s o##'re!.In #se te sen! se>'en#e n'bers re i!enti#l@ te net-or 'sti(nore one o" tese ess(es.

+.4.+.3 Terintion

Te se>'en#e! ess(e trns"er o&ertion is terinte! b% te RR#onne#tion relese &ro#e!'re.

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3 RR MANAGEMENT ROCED

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3.1.+ Ser,i#es &ro,i!e! to '&&er l%ers

3.1.+.1 I!le o!e

Te RR &ro#e!'res in#l'!e on te MS si!e; te 'toti# #ell

sele#tion/resele#tion. Te RR entit% in!i#tes to '&&er l%ers te'n,ilbilit% o" 7CC5/CCC5 n! te #ell #n(e -en !e#i!e! b% teRR entit%.

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GSM 04.08 ,. 3.14.0 &(e +*

3.1.3 Ser,i#es re>'ire! "ro !t lin n! &%si#l l%ers

Te RRs'bl%er 'ses te ser,i#es &ro,i!e! b% te !t lin l%er s!e"ine! in Re#. GSM 04.0.

Moreo,er@ te RRs'bl%er 'ses !ire#tl% ser,i#es &ro,i!e! b% te&%si#l l%er s'# s 7CC5 ser#in(@ s !e"ine! in Re#. GSM 04.04.

3.1.4 Terinolo(%

Te "ollo-in( ters re 'se! in se#tion 3 :

I!le o!e : in tis o!e@ te MS is not llo#te! n% !e!i#te!#nnel it listens to te CCC5 n! te 7CC5

RR#onne#te! o!e : in tis o!e@ te MS is llo#te! t lest t-o

!e!i#te! #nnels@ onl% one o" te bein( SACC5

Min DCC5 : in MM#onne#te! o!e@ onl% t-o #nnels re 'se! sDCC5@ one bein( SACC5@ te oter bein( SDCC5 or 9ACC5 tislst #nnel is #lle! ere te in DCC5.

A #nnel is #ti,te! i" it #n be 'se! "or trnsission@ in&rti#'lr "or si(nllin(@ t lest -it

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GSM 04.08 ,. 3.14.0 &(e +8

3.+ I!le o!e &ro#e!'res

3.+.1 MS si!e

In i!le o!e@ te MS listens to te 7CC5 n! to te &(in( s'b#nnel

"or te &(in( (ro'& te MS belon(s to C". Re#. GSM 03.13; ites'res te r!io &ro&(tion "or #onne#tion -it oter #ells.Mes'reents re trete! to ssess te nee! o" #ell #n(e ss&e#i"ie! in Re#. GSM 0.08. =en #ell #n(e is !e#i!e!@ te MSs-it#es to te 7CC5 o" te ne- #ell. Te bro!#st in"ortion is ten#e#e! to ,eri"% te llo-n#e to tt# to tis #ell #". se#tion3.+.+;. I" llo-e!@ te #ell #n(e is #on"ire!@ n! te bro!#stin"ortion is ten trete! "or obilit% n(eent #tions #".se#tion 4;. Siilrl%@ &%si#l #onte6ts re '&!te! list o"nei(bo'rin( #ells "re>'en#ies@ tresol!s "or soe #tions@ et#... #".Re#. GSM 0.08 n! se#tion 3.+.+;.

3.+.+ Net-or si!e3.+.+.1 S%ste in"ortion bro!#stin(

SSTEM IN9ORMATION TE 1 to 4 ess(es re re('lrl% bro!#st b% tenet-or on te 7CC5. 7se! on tis in"ortion te Mobile Sttion isble to !e#i!e -eter n! o- it % (in ##ess to te s%ste ,i te#'rrent #ell.

Note: Te e6#t or!er o" sen!in( SSTEM IN9ORMATION ess(es onte 7CC5 is s&e#i"ie! in Re#. GSM 0.0+.

Te se in"ortion is sent in SSTEM IN9ORMATION TE n! 2 on teSACC5 'st "ter n!o,er@ n! -ene,er tere is no oter 'se o" tt#nnel.

Te in"ortion bro!#st % be (ro'&e! in te "ollo-in( #lsses:

in"ortion (i,in( 'ni>'e i!enti"i#tion o" te #'rrent net-or@lo#tion re n! #ell

in"ortion 'se! "or #ell sele#tion n! #n!i!te #ell es'reents"or n!o,er &ro#e!'res

in"ortion !es#ribin( te #'rrent #ontrol #nnel str'#t're

in"ortion #ontrollin( te rn!o ##ess #nnel 'tilistion n!

in"ortion !e"inin( !i""erent o&tions s'&&orte! -itin te #ell.

3.+.+.+ (in(

Te net-or is re>'ire! to sen! ,li! l%er 3 ess(es #ontin'o'sl% onll &(in( s'b#nnels.

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3.3 RR#onne#tion estblisent

3.3.1 RR#onne#tion estblisent initite! b% MS

Te MS #n initite te estblisent o" RR#onne#tion b% 'sin( te

ie!ite ssi(nent &ro#e!'re.

Te ie!ite ssi(nent &ro#e!'re is 'se! to ie!itel% trns"er MSre>'irin( ser,i#e b% rn!o o!e re>'est to !e!i#te! #nnel@t%&i#ll% SDCC5 or tr""i# #nnel.

Te ie!ite ssi(nent &ro#e!'re #ontins:

Te #ti,tion o" te ne- &%si#l #nnels.

Te tri((erin( o" te estblisent o" !t lin #onne#tions on tein DCC5.

Te ie!ite ssi(nent &ro#e!'re is initite! b% te Mobile Sttion.

All obiles re ebers o" one o't o" 10 rn!ol% llo#te! obile&o&'ltions re"ere! b% ##ess #lsses 0 to ). Te &o&'ltion n'ber isstore! in te SIM. In !!ition@ obiles % be ebers o" one or oreo't o" s&e#il #te(ories ##ess #lss 11 to 1; see Re#. GSM0+.11;@ tis is lso el! on te SIM #r!.

On te 7CC5 is bro!#st te list o" 'torie! ##ess #lsses in tes%ste in"ortion ess(es@ n! -eter eer(en#% #lls re llo-e!"or ll MSs or onl% to te s&e#il #lsses.

Te ##ess is ten llo-e! onl%:

1; "or obiles ebers o" one o" te 'torie! #lsses on( #lsses 0to ).

+; "or obiles ebers o" t lest one o" te 'torie! #lsses on(#lsses 11 to 1.

3; "or eer(en#% #lls "or ll MSs i" eer(en#% #ll is llo-e! in te#ell or onl% "or MSs belon(in( to one o" te #lsses 11 to 1oter-ise.

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3.3.1.1 Re>'est "or reso'r#es b% te Mobile Sttion

Te obile sttion -ill onl% initite tis &ro#e!'re i" te ##ess#ontrol #lss in!i#tes tt ##ess is llo-e! s !e"ine! bo,e.

Te MS initites te &ro#e!'re b% s#e!'lin( te sen!in( on te RAC5.Tis is !one b% strtin( te tier T31+0 -it ,l'e !r-n s!es#ribe! belo-. At e6&ir% o" te tier@ te C5ANNE$ RE

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GSM 04.08 ,. 3.14.0 &(e 31

Te tier T31+0 is set to ,l'e !r-n rn!ol% ##or!in( to te"ollo-in( sttisti#l l-@ &reterise! b% #ontrol !t #". se#tion3.+.+;:

$et to; be te tie -en T31+0 is strte!. Te ,l'e o" T31+0 ise,l'te! s "ollo-s. 9irst rn!o inte(rl ,l'e n bet-een 0 n! N1

is !r-n -it e>'l &robbilit% "or ll ,l'es:

&robbilit% n ? i; ? 1/N "or ll i in 0 ..N1

N is !e"ine! s "ollo-s : "or te initil ##ess it is set to te 6i' o" 8 n! te ,l'e o"

T6inte(er &reter o" RAC5 #ontrol &reter in"ortion. "or s'bse>'ent tte&ts it is set to te ,l'e o" T6inte(er.

Ten T31+0 is s'# tt tere re n RAC5 slots bet-een to; T1se#on!s n! te e6&ir% o" T31+0.

T1 is set : be"ore initil ##ess: to 0 "ter initil ##ess@ in #se o" non #obine! CCC5: to 0.+ "ter initil ##ess@ in #se o" #obine! CCC5/SDCC5: to 0.3.

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3.3.1.+ Ans-er "ro te net-or

3.3.1.+.1 On re#ei&t o" C5ANNE$ RE

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3.3.1.+.+ Assi(nent ree#tion

I" no #nnel is ,ilble "or ssi(nent@ te net-or % sen! to teMS n IMMEDIATE ASSIGNMENT REECT ess(e in 'n#no-le!(e! o!e on teCCC5. Tis ess(e #ontins te re>'est re"eren#e n! -it

in!i#tion.

On re#ei&t o" IMMEDIATE ASSIGNMENT REECT ess(e@ #orres&on!in( toone o" its Q3 lst #nnel re>'ests@ te MS sto&s T31+0@ strts tierT31++ -it te in!i#te! ,l'e@ -it in!i#tion in"ortion eleent;n! ret'rns to CCC5 i!le o!e listenin( to te &(in( #nnel;. Te MSis not llo-e! to e ne- tte&t to estblis n RR#onne#tion inte se #ell 'ntil T31++ e6&ires.

3.3.1.3 Assi(nent #o&letion

Te &ro#e!'re is terinte! on te net-or si!e -en te in

si(nllin( lin is estblise!. Tier T3101 is sto&&e! n! te MMs'bl%er on te net-or si!e is in"ore! tt n RR#onne#tion e6ists.

On te obile sttion si!e@ te &ro#e!'re is terinte! -en teestblisent o" te in si(nllin( lin is #on"ire!. Te MMs'bl%eris in"ore! n! te &ro#e!'res tt ren!ere! ne#essr% #nnelllo#tion #n ten (o on.

3.3.1.4 Abnorl #ses

I" lo-er l%er "il're o##'rs on te MS si!e on te ne- #nnelbe"ore te s'##ess"'l estblisent o" te in si(nllin( lin@ tello#te! #nnels re relese! n! te MS ret'rns to i!le o!e.Trns#tions in &ro(ress re borte! n! #ell resele#tion ten % te&l#e.

On te net-or si!e@ i" tier T3101 el&ses be"ore te in si(nllin(lin is estblise!@ te ne-l% llo#te! #nnels re relese! n! tere>'est "or(otten. Note tt te net-or s no ens to !istin('isre&etitions o" te se re>'est "ro MS.

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3.3.+ RR#onne#tion estblisent initite! b% te net-or

Te net-or #n initite te estblisent o" RR #onne#tion b% te&(in( &ro#e!'re.

3.3.+.1 (in( initition b% te net-or

Te net-or initites te &(in( &ro#e!'re b% bro!#stin( AGINGRE'ire! to re#ei,e n! nl%se te &(in( esss(es on te&(in( s'b#nnel #orres&on!in( to its &(in( s'b(ro'&@ s s&e#i"ie! inRe#. GSM 0.0+.

Te &(in( n! ie!ite ssi(nent t%&e ess(es #ontin &(e o!ein"ortion eleent. Tis in"ortion eleent #ontrols &ossible!!itionl re>'ireents on MSs belon(in( to te &(in( s'b(ro'&#orres&on!in( to te &(in( s'b#nnel te ess(e -s sent on s"ollo-s:

; no !!itionl re>'ireents norl o&ertion;

b; te MS is re>'ire! to re#ei,e n! nl%se te ne6t b't one ess(eon te C5

#; Te MS sll re#ei,e ll ess(es on te CCC5 re(r!less o" te 7SAG7$BSRES settin(. It is re>'ire! to re#ei,e ll 7CC5 ess(es.=en te MS re#ei,es te ne6t &(in( ess(e to its &ossibl% ne-;&(in( s'b(ro'& te s'bse>'ent #tion is !e"ine! in te &(e o!ein"ortion eleent in tt ess(e.

!; No #n(e o" &(e o!e "ro &re,io's ess(e on te &(in(s'b#nnel.

Note tt MS tes into ##o'nt te &(e o!e in"ortiononl% in ess(es o" its o-n &(in( s'b#nnel.

I" ess(e in te &(in( s'b#nnel is not re#ei,e! #orre#tl%@ teess(e is i(nore! n! te &re,io's &(e o!e is ss'e!.

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3.3.+.+ (in( res&onse

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3.4 RR#onne#tion trns"er &se

3.4.1 SACC5 &ro#e!'res

3.4.1.1 Generl

In RR#onne#te! o!e@ te SACC5 is 'se! in si(nllin( l%er t lest"or es'reent res'lts trnsission "ro te MS.

Te SACC5 s te &rti#'lrit% tt #ontin'o's trnsission 'st o##'rin bot !ire#tions. 9or tt &'r&ose@ in te MS to net-or !ire#tion@es'reent res'lt ess(es re sent t e# &ossible o##sion -ennotin( else s to be sent see se#tion 3.4.1.+;. Siilrl%@ SSTEMIN9ORMATION t%&e n! 2 ess(es re sent in te net-or to MS!ire#tion in

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3.4.+ Trns"er o" ess(es n! lin l%er ser,i#e &ro,ision

=en RR#onne#tion is estblise!@ '&&er l%ers #n sen! ess(es in'lti"re or 'n#no-le!(e! o!e on SAI 0.

Moreo,er@ '&&er l%ers ,e ##ess to te "'ll lin l%er ser,i#es "orSAIs oter tn 0@ -it te e6#e&tion o" te error in!i#tion n!lo#l en! relese tt re !ire#tl% trete! b% te RRs'bl%er@ ss&e#i"ie! in !o# &l#es.

3.4.3 Intr#ell #n(e o" #nnel

An intr#ell #n(e o" #nnel #n be re>'este! b% '&&er l%ers "or#n(in( te #nnel t%&e@ or !e#i!e! b% te RR s'bl%er@ e.(. "or ninternl n!o,er. Tis #n(e is &er"ore! tro'( te !e!i#te!#nnel ssi(nent &ro#e!'re.

Te &'r&ose o" te !e!i#te! #nnel ssi(nent &ro#e!'re is to#o&letel% o!i"% te &%si#l #nnel #on"i('rtion o" te MS -ilest%in( in te se #ell. Te ne- #on"i('rtion is #o&ose! onl% o"!e!i#te! #nnels.

Tis &ro#e!'re #n be 'se! onl% "or #n(in( bet-een in!e&en!ent#on"i('rtions@ i.e. srin( no r!io reso'r#e. An e6&le o" !e&en!ent#nnels is "'ll rte #nnel n! one o" te #orres&on!in( l" rte#nnels. Te onl% &ro#e!'res &ro,i!e! "or #n(in( bet-een !e&en!ent#on"i('rtions re te !!itionl ssi(nent n! te &rtil relese&ro#e!'res.

Te #nnel ssi(nent &ro#e!'re &&ens onl% in RR #onne#te! o!e.Tis &ro#e!'re #nnot be 'se! in te i!le o!e in tis #se teie!ite ssi(nent &ro#e!'re is 'se!.

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Te #nnel ssi(nent &ro#e!'re in#l'!es:

te s's&ension o" norl o&ertion e6#e&t in RR n(eent l%er 3;.

te !is#onne#tion o" te in si(nllin( lin@ n! o" te oter !t

lins ,i lo#l en! relese l%er +;@ n! te !is#onne#tion o" TC5si" n%.

te !e#ti,tion o" &re,io'sl% ssi(ne! #nnels l%er 1;

te #ti,tion o" te ne- #nnels n! teir #onne#tion i"&&li#ble.

Te tri((erin( o" te estblsient o" te !t lin #onne#tions "orSAI ? 0.

Te #nnel ssi(nent &ro#e!'re is l-%s initite! b% te net-or.

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3.4.3.1 Cnnel ssi(nent initition

Te net-or initites te #nnel ssi(nent &ro#e!'re b% sen!in( nASSIGNMENT COMMAND ess(e to te Mobile Sttion on te in si(nllin(lin. It ten strts tier T310*.

=en sen!in( tis ess(e on te net-or si!e@ n! -en re#ei,in( iton te MS si!e@ ll trnsission o" si(nllin( l%er ess(es e6#e&t"or RR n(eent is s's&en!e! 'ntil oter-ise in!i#te!.

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3.4.3.3 Abnorl #ses

I" te MS s no #'rrent CA n! i" it nee!s CA to nl%se teASSIGNMENT COMMAND ess(e@ it st%s on te #'rrent #nnels; n!sen!s n ASSIGNMENT 9AI$

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3.4.4 5n!o,er &ro#e!'re

Te &'r&ose o" te n!o,er &ro#e!'re is to #o&letel% o!i"% te#nnels llo#te! to te MS e.(. -en te #ell is #n(e!. A #n(e inte #nnel #on"i('rtion nt're is &ossible. Tis &ro#e!'re is 'se!

onl% -ile in RR #onne#te! o!e.

Note: Te !e#ision to !o n!o,er n! te #oi#e o" te ne-#ell is o't o" te s#o&e o" tis Re#oen!tion.

Te n!o,er &ro#e!'re in#l'!es:

Te !is#onne#tion o" te in si(nllin( lin@ n! o" te oter lins,i lo#l en! relese l%er +;@ n! te !is#onne#tion o" te TC5s;i" n%.

Te !is#onne#tion n! te !e#ti,tion o" &re,io'sl% ssi(ne!

#nnels n! teir relese.

Te #ti,tion o" te ne- &%si#l #nnels@ n! teir #onne#tioni" &&li#ble.

Te tri((erin( o" te estblisent o" !t lin #onne#tion "or SAI? 0 on te ne- #nnels.

Te n!o,er &ro#e!'re is l-%s initite! b% te net-or.

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3.4.4.1 5n!o,er initition

Te net-or initites te n!o,er &ro#e!'re b% sen!in( n 5ANDOVERCOMMAND ess(e to te Mobile Sttion on te in DCC5. It ten strtstier T3103.

=en sen!in( tis ess(e on te net-or si!e@ n! -en re#ei,in( it onte MS si!e@ ll trnsission o" si(nllin( l%er ess(es e6#e&t "orRR n(eent is s's&en!e! 'ntil oter-ise in!i#te!.

'en#% list in te #se o" slo-"re>'en#% o&&in(;@ in#l'!in( te !t tt llo-s te MS to 'se te&reno-le!(e bo't s%n#ronition it #>'ires b% te es'reent&ro#ess i.e 7SIC 7CC5 "re>'en#%;.

A &o-er #on! #". Re#. GSM 0.08;. Tis &o-er #on! sll be'se! b% te MS s te initil &o-er on te ne- #nnels;. It sllnot ""e#t te &o-er 'se! on te ol! #nnels;.

An in!i#tion o" te &%si#l #nnel estblisent &ro#e!'re to be'se!.Tis in!i#tion !e&en!s -eter te t-o #ells re "inel%s%n#ronie! or not #". ne6t se#tion;.

A n!o,er re"eren#e@ 'se! s s&e#i"ie! in te "ollo-in( se#tion.Te #oi#e o" te n!o,er re"eren#e b% te net-or is not s&e#i"ie!n! le"t to te n'"#t'rers.

O&tionll% strtin( tie in!i#tion. In tt #se@ te MS 'st -it

"or te in!i#te! oent be"ore be(innin( n% trnsission on tene-l% llo#te! #nnels.

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3.4.4.+ %si#l #nnel estblisent

T-o &ro#e!'res re &ossible@ !e&en!in( '&on -eter or not te #ellsre s%n#ronise!.

3.4.4.+.1 9inel% s%n#ronie! #ell #se

A"ter ,in( s-it#e! to te ssi(ne! #nnels@ te MS sen!s in "o'rs'##essi,e slots on te in DCC5 5ANDOVER ACCESS ess(e. Tisess(e is sent in rn!o o!e n! t's !oes not "ollo- te bsi#"ort. Its #ontent is re!'#e! to te n!o,er re"eren#e in"ortioneleent.It ten #ti,tes te #nnels in sen!in( n! re#ei,in( o!e n!#onne#ts te #nnels i" nee! be.

I" &&li#ble@ #i&erin( is ie!itel% strte! . Te ##ess b'rsts re

not #i&ere!.

3.4.4.+.+ Non s%n#ronie! #ell #se

A"ter ,in( s-it#e! to te ssi(ne! #nnels@ te MS strts tierT31+4@ strts sen!in( #ontin'o'sl% on te in DCC5 5ANDOVER ACCESSess(e. Tis ess(e is sent in rn!o o!e n! t's !oes not "ollo-te bsi# "ort. Its #ontent is re!'#e! to te n!o,er re"eren#e ssin(le in"ortion eleent see Re#. GSM 0.0+@ se#tion .+.* n! Re#.GSM 0.03;.It ten #ti,tes te #nnels in re#ei,in( o!e n! #onne#ts te#nnels i" nee! be onl% "or re#e&tion;.

I" &&li#ble@ !e#i&erin( is ie!itel% strte! . Te ##ess b'rstsre not #i&ere!.=en te net-or s te R9 #r#teristi#s tt re ne#essr%@ itsen!s in 'n#no-le!(e! o!e 5SICA$ IN9ORMATION ess(e to te MSon te in DCC5.

I" &&li#ble@ #i&erin( n! !e#i&erin( -it te ne- e% isie!itel% strte! ie@be"ore e,en te re#e&tion o" #orre#t rn!ob'rst;@ n! te ess(e is sent en#i&ere!.

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Te 5SICA$ IN9ORMATION ess(e #ontins ,rio's &%si#l l%errelte! in"ortions@ llo-in( &ro&er trnsission b% te MS.

=en sen!in( te 5SICA$ IN9ORMATION ess(e@ te net-or strts tierT310. I" tis tier ties o't be"ore te re#ei&t o" n% #orre#t "re

"ro te MS@ te net-or re&ets te 5SICA$ IN9ORMATION ess(e n!restrts tier T310. Te 6i' n'ber o" re&etitions is N%1. I" te6i' n'ber o" re&etitions is re#e!@ te ne-l% llo#te! #nnelsre relese!@ n! te #onte6t relte! to te n!o,er is bn!onne!.

=en te MS re#ei,es 5SICA$ IN9ORMATION ess(e@ it sto&s tierT31+4@ sto&s sen!in( ##ess b'rsts@ #ti,tes te &%si#l #nnels insen!in( n! re#ei,in( o!e n! #onne#ts te #nnels i" nee! be.

3.4.4.3 5n!o,er #o&letion

A"ter lo-er l%er #onne#tions re s'##ess"'ll% estblise!@ te MSret'rns 5ANDOVER COM$ETE ess(e to te net-or on te in DCC5.

Te sen!in( o" tis ess(e on te MS si!e n! its re#ei&t on tenet-or si!e llo- te res'in( o" te trnsission o" si(nllin( l%eress(es oter tn tose o" R9 n(eent.

=en re#ei,in( te 5ANDOVER COM$ETE ess(e@ te net-or sto&s tierT3103 n! releses te ol! #nnels.

Note: 7CC5 in"ortion is sent on te SACC5 see se#tion3.4.1.1;

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3.4.4.4 Abnorl #ses

On te MS si!e@ i" tier T31+4 ties o't onl% in te non s%n#ronise!#se; or i" lo-er l%er "il're &&ens on te ne- #nnel be"ore te5ANDOVER COM$ETE ess(e s been sent@ te MS !e#ti,tes te ne-

#nnels@ re#ti,tes te ol! #nnels@ re#onne#ts te TC5s i" n% n!tri((ers te estblisent o" te in si(nllin( lin. It ten sen!s 5ANDOVER 9AI$

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3.4. 9re>'en#% re!e"inition &ro#e!'re

Tis &ro#e!'re is 'se! b% te net-or to #n(e te "re>'en#ies n!o&&in( se>'en#es o" te llo#te! #nnels. Tis is enin("'l onl% inte #se o" "re>'en#% o&&in(.

Te net-or sen!s to te MS 9RE'en#es it 'ses t te e6#t in!i#te! tie slot@ i.e. te in!i#te!tie slot is te "irst -it ne- &reters. All oter "'n#tions re not!ist'rbe! b% tis #n(e. Ne- &reters #n be te #ell #nnel!es#ri&tion@ te obile llo#tion n! te MAIO. Oter &reters!es#ribin( te llo#te! #nnels 'st be i!enti#l to te #'rrent&reters.

3.4..1 Abnorl #ses

Tere is no s&e#il tretent o" bnorl #ses "or tis &ro#e!'re.

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3.4.2 Trnsission o!e #n(e

5i(er l%ers #n re>'est #n(e o" #nnel o!e.

Te #nnel o!e o!i"% &ro#e!'re llo-s te net-or to re>'est te MSto #n(e te #nnel o!e "or one #nnel. Te #nnel o!e #o,ers te

#o!in(@ !e#o!in( n! trns#o!in( o!e 'se! on te in!i#te! #nnel.

Tis &ro#e!'re is l-%s initite! b% te net-or.

3.4.2.1 Initition

Te net-or initites te &ro#e!'re b% sen!in( C5ANNE$ MODE MODI9ess(e to te MS. Tis ess(e #ontins te re"eren#e o" te #nneln! te ne- o!e to 'se.

3.4.2.+ Ans-er

=en it s re#ei,e! te C5ANNE$ MODE MODI9 ess(e@ te MS #n(este o!e "or te in!i#te! #nnel n! re&lies b% C5ANNE$ MODE MODI9ACBNO=$EDGE ess(e.

3.4.2.3 Abnorl #ses

No s&e#i"i# tretent "or lo-er l%er "il're.

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3.4.* Ci&erin( o!e settin(

Te #i&erin( o!e settin( is 'se! b% te net-or to tri((er te strto" te stre #i&erin( !es#ribe! in Re#. GSM 03.+0;.

3.4.*.1 Ci&erin( o!e settin( initition

Te net-or initites te #i&erin( o!e settin( &ro#e!'re b% sen!in( CI5ERING MODE COMMAND ess(e to te Mobile Sttion on te insi(nllin( lin@ in!i#tin( -eter #i&erin( sll be 'se! or not. Inte #se o" #i&erin(@ !e#i&erin( sll be strte! on te net-or si!e"ter te ess(e s been sent.

3.4.*.+ Ci&erin( o!e settin( res&onse b% te Mobile Sttion

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3.4.8 A!!itionl #nnel ssi(nent

Note: In te &resent stte o" Re#. GSM 04.03@ tis &ro#e!'re isonl% &ossible "or te $ ACC5s to $ $ ACC5strnsition. As #onse>'en#e it is not nee!e! "or si&le

obile sttions. Te !es#ri&tion o" te &ro#e!'re is in(enerl ters to #o&e -it &ossible e,ol'tion.

A #n(e o" #nnel #on"i('rtion to in#l'!e n !!itionl #nnel #nbe re>'este! b% '&&er l%ers.

Te &'r&ose o" te !!itionl ssi(nent &ro#e!'re is to llo#te n!!itionl !e!i#te! #nnel to MS -ile ee&in( te &re,io'sl%llo#te! #nnels. In &rti#'lr te in DCC5 n! te SACC5 re noto!i"ie!@ n! si(nllin( e6#n(es re not interr'&te!.

Te !!itionl ssi(nent &ro#e!'re % &&en onl% in RR#onne#te!

o!e. It is 'se! "or instn#e "or te trnsition "ro te $ ACC5s#on"i('rtion to te $ $ ACC5s #on"i('rtion.

Te !!itionl ssi(nent &ro#e!'re is l-%s initite! b% te net-or.

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3.4.8.1 A!!itionl ssi(nent &ro#e!'re initition

Te net-or initites te &ro#e!'re b% sen!in( n ADDITIONA$ ASSIGNMENTess(e to te MS on te in DCC5.Te ADDITIONA$ ASSIGNMENT ess(e #ontins te !es#ri&tion o" te ne-l%

ssi(ne! #nnels.

On re#ei&t o" te ess(e@ te MS #ti,tes te ne- #nnel.

3.4.8.+ A!!itionl ssi(nent #o&letion

Te MS sen!s n ASSIGNMENT COM$ETE ess(e to te net-or on te#nnel@ on -i# it re#ei,es te ADDITIONA$ ASSIGNMENT ess(e.

3.4.8.3 Abnorl #ses

A lo-er l%er "il're o##'rin( !'rin( te &ro#e!'re is trete!

##or!in( to te (enerl #se see se#tion 3..+;.

Te net-or #onsi!ers te #nnel s llo#te! "ro te sen!in( o" teADDITIONA$ ASSIGNMENT ess(e. As #onse>'en#e@ i" reestblisento##'rs@ te net-or -ill #onsi!er te #onte6t s i" te MS s re#ei,e!te ess(e@ n! te ne- #on"i('rtion llo#te! "ter te reestblisent % !i""er "ro te one te MS ! be"ore te reestblisent.

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3.4.) rtil #nnel relese

A #n(e o" #nnel #on"i('rtion to relese one #nnel #n bere>'este! b% '&&er l%ers.

Te &'r&ose o" tis &ro#e!'re is to !e#ti,te &rt o" te !e!i#te!#nnels in 'se. Te #nnel #on"i('rtion reins !e!i#te!.

Note: In te &resent stte o" Re#. GSM 04.03@ tis &ro#e!'re isonl% &ossible "or te $ $ ACC5s to $ ACC5strnsition. As #onse>'en#e it is not nee!e! "or si&leobile sttions.

Te &rtil relese &ro#e!'re is l-%s initite! b% te net-or.

3.4.).1 rtil relese initition

Te net-or initites te &rtil relese b% sen!in( ARTIA$ RE$EASEess(e to te MS on te in DCC5.

On re#ei&t o" te ARTIA$ RE$EASE ess(e te MS:

Initites te !is#onne#tion o" ll te lin l%er #onne#tions #rrie!b% te #nnel to be relese!

Si'ltneo'sl% initites te #onne#tion on reinin( #nnels o" te!t lin l%er #onne#tions tt ,e been relese!

De#ti,tes te &%si#l #nnels to be relese!.

Sen!s ARTIA$ RE$EASE COM$ETE to te net-or on te &ossibl% ne-;in si(nllin( lin.

3.4.).+ Abnorl #ses

A lo-er l%er "il're is trete! "ollo-in( te (enerl r'les ss&e#i"ie! in se#tion 3..+.

Moreo,er@ on te net-or si!e@ te #nnel #on"i('rtion nt're is set"ro te sen!in( o" te ARTIA$ RE$EASE ess(e on. As #onse>'en#e@te ne- ssi(nent "ter re estblisent % #on#ern !i""erent#nnel #on"i('rtion nt're "ro te one no-n b% te MS be"ore te

re estblisent.

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3.4.10 Clssr #n(e

Tis &ro#e!'re llo-s te MS to in!i#te to te net-or #n(e in te#lssr e.(. !'e to !!ition o" &o-er &li"i#tion;.

Te MS sen!s C$ASSMARB C5ANGE ess(e to te net-or. Tis ess(e#ontins te ne- obile sttion #lssr + in"ortion eleent. Tereis no #no-le!(eent "ro te net-or t l%er 3.

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3. RR#onne#tion relese

3..1 Norl relese

Te relese o" te RR#onne#tion #n be re>'este! b% '&&er l%ers.

Te &'r&ose o" tis &ro#e!'re is to !e#ti,te te !e!i#te! #nnelsin 'se. =en te #nnels re relese!@ te MS ret'rns to te CCC5#on"i('rtion@ i!le o!e.Te #nnel relese &ro#e!'re #n be 'se! in ,riet% o" #ses@in#l'!in( TC5 relese "ter #ll relese@ n! DCC5 relese -en !e!i#te! #nnel llo#te! "or si(nllin( is relese!.

Te #nnel relese &ro#e!'re is l-%s initite! b% te net-or.

3..1.1 Cnnel relese initition

Te net-or initites te #nnel relese b% sen!in( C5ANNE$ RE$EASEess(e to te MS on te in DCC5@ strts tier T310) n! !e#ti,teste SACC5.

On re#ei&t o" C5ANNE$ RE$EASE ess(e te MS strts tier T3110 n!!is#onne#ts te in si(nllin( lin.=en T3110 ties o't@ or -en te !is#onne#tion is #on"ire!@ te MS!e#ti,tes ll #nnels n! (ets b# to CCC5 i!le o!e

Note: Dt $ins oter tn te in si(nllin( lin re!is#onne#te! b% lo#l en! lin relese.

On te net-or si!e@ -en te in si(nllin( lin is !is#onne#te!@ tenet-or sto&s tier T310) n! strts tier T3111. =en tier T3111ties o't@ te net-or !e#ti,tes te #nnels@ te% re ten "ree tobe llo#te! to noter #onne#tion.

Note: Te sole &'r&ose o" tier T3111 is to let soe tie to#no-le!(e te !is#onne#tion n! to &rote#t te #nnel in#se o" loss o" te #no-le!(e "re.

I" tier T310) ties o't@ te net-or !e#ti,tes te #nnels te%re ten "ree to be llo#te! to noter #onne#tion.

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Te C5ANNE$ RE$EASE ess(e -ill in#l'!e n RR#'se in!i#tion s"ollo-s :

U0 i" it is norl relese@ e.(. t te en! o" #ll or t norlrelese o" DCC5.

U1 to in!i#te n 'ns&e#i"ie! bnorl relese.

U+@ U3 or U4 to in!i#te s&e#i"i# relese e,ent.

U i" te #nnel is ssi(ne! "or ser,i#in( i( &riorit% #ll e.(.n eer(en#% #ll;

U2 i" n!o,er &ro#e!'re is sto&&e! be#'se te #ll s been#lere!.

3..1.+ Abnorl #ses

Abnorl #ses re ten into ##o'nt in te in &rt o" te!es#ri&tion o" te &ro#e!'re.

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3..+ R!io lin "il're

Te in &rt o" te !es#ri&tion o" te &ro#e!'res #on#erns tenorl #ses@ i.e. -ito't n% o##'ren#e o" loss o" #o'ni#tionens. A se&rte &r(r& t te en! o" te !es#ri&tion o" e#

&ro#e!'re trets te #ses o" loss o" #o'ni#tion ens@ #lle! r!io lin "il're.In RR#onne#te! o!e@ in ost o" te #ses te re#tion o" te MS orte net-or is te se. Tose re#tions re !es#ribe! in tis se#tionto ,oi! re&etitions.

A r!io lin "il're #n be !ete#te! b% se,erl -%s. 9irst@ b%nl%sis o" re#e&tion t l%er 1@ s s&e#i"ie! in Re#. GSM 0.08 n!se#tion 3.4.1.1. Se#on!@ b% !t lin l%er "il're@ on n% !t linon #ontrol #nnel@ s s&e#i"ie! in Re#. GSM 04.02. Tir!@ in soe#ses -ere tiers re strte! to !ete#t te l# o" ns-er "ro teoter &rt%@ s !es#ribe! in se#tion 3.

Te t-o "irst #ses re (ro'&e! in te "ollo-in( 'n!er te ter lo-erl%er "il're.

3..+.1 Mobile si!e

Te ore (enerl re#tion to r!io lin "il're on te MS si!e is tobort te RR#onne#tion.

In #se r!io lin "il're s been !ete#te!@ n in!i#tion is &sse!to te '&&er obilit% n(eent s'bl%er on te MS si!e.

Note : '&&er l%ers % !e#i!e on reestblisent #".se#tion ..4;

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3..+.+ Net-or si!e

In RR#onne#te! o!e@ te re#tion o" te net-or to lo-er l%er"il're !e&en!s on te #onte6t. E6#e&t -en oter-ise s&e#i"ie!@ it isto relese te #onne#tion eiter -it te #nnel relese &ro#e!'re s

s&e#i"ie! in se#tion 3..1@ or -it te "ollo-in( &ro#e!'re. Tenet-or strts tier T310) n! !e#ti,tes te SACC5 n! en#e to sto&trnsission on te SACC5;.

In #se r!io lin "il're s been !ete#te!@ n in!i#tion is &sse!to te '&&er obilit% n(eent s'bl%er on te net-or si!e.

=en tier T310) e6&ires@ te net-or #n re(r! te #nnels to berelese! n! "ree "or llo#tion.

Tis &ro#e!'re relies on te "#t tt i" MS !oes not re#ei,e teSACC5 "or soe tie@ it #o&letel% releses te #nnels #" Re#. GSM

0.08;.

Note: Te net-or so'l! intin "or soe tie te trns#tion#onte6t in or!er to llo- #ll reestblisent. Te tier,l'e is "or "'rter st'!%.

3.2 Re#ei,in( RRSTAT

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4 E$EMENTAR ROCED

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4.1.+ MMs'bl%er sttes

4.1.+.1 MMs'bl%er sttes in te Mobile Sttion

0. N

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11. ID$E@ ROAMING NOT A$$O=EDTe Mobile Sttion s re#ei,e! roin( not llo-e!in!i#tion in te #'rrent lo#tion re. Onl% eer(en#%ser,i#es re o""ere! to te CMl%er.

1+. ID$E@ NO IMSITe Mobile Sttion is &o-ere! '&@ b't no SIMo!'le is#onne#te!@ or te IMSI in#l'!e! is not &&ro,e! b% tenet-or. Onl% eer(en#% ser,i#es re o""ere! to te CMl%er.

13. =AIT 9OR RRCONNECTION $OCATION

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4.1.+.+ MMs'bl%er sttes on te net-or si!e

1. ID$E Te MMs'bl%er is not #ti,e.

+. =AIT 9OR RRCONNECTION

Te MMs'bl%er s re#ei,e! re>'est "or MM#onne#tionestblisent "ro te CMl%er. A RR#onne#tion to teMobile Sttion is re>'este! "ro te RRs'bl%er i.e.&(in( is &er"ore!;.

3. MMCONNECTION ACTIVETe MMs'bl%er s RR#onne#tion to n i!enti"ie! n!&&ro,e! Mobile Sttion. One or ore MM#onne#tions re#ti,e.

4. IDENTI9ICATION INITIATEDTe i!enti"i#tion &ro#e!'re s been strte! b% te

net-or. Te tier T3+*0 is r'nnin(.

. A'este! b% RRSNCRE

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4.+ T%&e o" MM&ro#e!'res

De&en!in( on o- te% #n be initite!@ tree t%&es o" MM &ro#e!'res#n be !istin('ise! :

i; MM #oon &ro#e!'res :

A MM #oon &ro#e!'re #n l-%s be initite! -ilst RR#onne#tion e6ists. Te &ro#e!'res belon(in( to tis t%&e re:Initite! b% te net-or :

TMSI rello#tion &ro#e!'re 'tenti#tion &ro#e!'re i!enti"i#tion &ro#e!'re

Initite! b% te Mobile sttion :

IMSI !et# &ro#e!'re-it te e6#e&tions s&e#i"ie! in se#tion 4.3.4;

ii; MM s&e#i"i# &ro#e!'res :

A MM s&e#i"i# &ro#e!'re #n onl% be initite! i" no oter MMs&e#i"i# &ro#e!'re is r'nnin( or no MM#onne#tion e6ists.Te &ro#e!'res belon(in( to tis t%&e re :

lo#tion '&!tin( &ro#e!'re &erio!i# '&!tin( &ro#e!'re IMSI tt# &ro#e!'re

iii; MM#onne#tion n(eent &ro#e!'res :

Tese &ro#e!'res re 'se! to estblis@ intin n! relese MM#onne#tion bet-een te obile sttion n! te net-or@ o,er -i# nentit% o" te '&&er CMl%er #n e6#n(e in"ortion -it its &eer.A MM#onne#tion estblisent #n onl% be &er"ore! i" no MMs&e#i"i# &ro#e!'re is r'nnin(. More tn one MM#onne#tion % be#ti,e t te se tie.

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4.3 MM #oon &ro#e!'res

As !es#ribe! bo,e@ MM #oon &ro#e!'re #n be initite! t n% tie-ilst RR#onne#tion e6ists bet-een te net-or n te obilesttion.

4.3.1 TMSI rello#tion &ro#e!'re

Te &'r&ose o" te TMSI rello#tion &ro#e!'re is to &ro,i!e i!entit%#on"i!entilit% @ i.e. to &rote#t 'ser (inst bein( i!enti"ie! n!lo#te! b% n intr'!er see Re#. GSM 0+.0) n! 03.+0;.

I" te i!entit% #on"i!entilit% ser,i#e is #ti,e "or n IMSI@ Te&orr% Mobile S'bs#riber I!entit% TMSI; sll be 'se! "ori!enti"i#tion -itin te r!io inter"#e si(nllin( &ro#e!'res.

Te str'#t're o" te TMSI is s&e#i"ie! in Re#. GSM 03.03.Te TMSI s onl% lo#l si(ni"i#n#e -itin lo#tion re.O'tsi!e te lo#tion re it s to be #obine! -it te $o#tion AreI!enti"ier $AI; to &ro,i!e "or n 'nbi('o's i!entit%.

Te TMSI rello#tion &ro#e!'re 'st be &er"ore! t lest t e##n(e o" lo#tion re. Rello#tion in oter #ses is le"t to tenet-or o&ertor;.

Te rello#tion o" TMSI #n be &er"ore! eiter b% 'ni>'e&ro#e!'re !e"ine! in tis se#tion or i&li#itel% b% te &ro#e!'re'sin( te TMSI. Te i&li#it rello#tion o" TMSI -itin &ro#e!'reis !es#ribe! to(eter -it tt &ro#e!'re.

I" TMSI &ro,i!e! b% Mobile Sttion is 'nno-n in te net-or e.(.!'e to !t bse "il're@ te Mobile Sttion s to &ro,i!e itsInterntionl Mobile S'bs#riber I!entit% IMSI; on re>'est "ro tenet-or. In tis #se te i!enti"i#tion &ro#e!'re see se#tion 4.3.3;so'l! be 'se! be"ore te TMSI rello#tion &ro#e!'re % beinitite!.

Te TMSI rello#tion &ro#e!'re #n be initite! b% te net-or t n%tie -ilst #i&ere! RR#onne#tion e6ists bet-een te net-or n! teobile sttion.

Note: Norll% te TMSI rello#tion -ill te &l#e in#on'n#tion -it noter &ro#e!'re@ e.(. t lo#tion'&!tin( or t #ll set'& see Re#. GSM 0).0+;.

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4.3.1.1 TMSI rello#tion initition b% te net-or

Te net-or initites te TMSI rello#tion &ro#e!'re b% sen!in( TMSIREA$$OCATION COMMAND ess(e to te Mobile Sttion n! strts te tierT3+0.

Te TMSI REA$$OCATION COMMAND ess(e #ontins ne- #obintion o"TMSI n! $AI llo#te! b% te net-or.. Te TMSIREA$$OCATION COMMANDess(e is sent to te Mobile Sttion 'sin( RR #onne#tion in#i&ere! o!e see Re#. GSM 03.+0;.

4.3.1.+ TMSI rello#tion #o&letion b% te Mobile Sttion

'estte RRs'bl%er to relese it see se#tion 3.;.

4.3.1.4 Abnorl #ses

Mobile Sttion si!e:

Te Mobile Sttion so'l! #onsi!er te ne- TMSI s ,li! s soon s TMSI REA$$OCATION COMMAND or noter ess(e #ontinin( ne- TMSIe.(. $OCATION

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Net-or si!e:

; RR#onne#tion "il're :

I" te RR#onne#tion is lost be"ore te TMSI REA$$OCATION COM$ETEess(e is re#ei,e!@ ll MM#onne#tions i" n%; sll be relese! n!

bot te ol! n! te ne- TMSIs so'l! be #onsi!ere! s o##'&ie! "or #ertin re#o,er% tie.D'rin( tis &erio! te net-or %:

'se te IMSI "or &(in( in te #se o" net-or ori(inte!trns#tions on te CMl%er. 'est te relese o" te RR#onne#tion@relese ll MM#onne#tions i" n%@ n! "ollo- te r'les !es#ribe! "orRR#onne#tion "il're bo,e.

MS net-orTMSI REA$ CMD

L Strt T3+0

TMSI REA$ COMK Sto& T3+0

9i(. 4.1/GSM 04.08TMSI rello#tion se>'en#e

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4.3.+ A'tenti#tion &ro#e!'re

Te &'r&ose o" te 'tenti#tion &ro#e!'re is t-o"ol!:

9irst to #e# -eter te i!entit% &ro,i!e! b% te Mobile Sttion is

tr'e one or not see Re#. GSM 03.+0;.

Se#on! to &ro,i!e ne- #i&erin( e% to te Mobile Sttion.

Te #ses -ere te 'tenti#tion &ro#e!'re so'l! be 'se! re !e"ine!in Re#. GSM 0+.0).

Te 'tenti#tion &ro#e!'re is l-%s initite! n! #ontrolle! b% tenet-or.

4.3.+.1 A'tenti#tion re>'est b% te net-or

Te net-or initites te 'tenti#tion &ro#e!'re b% trns"errin( nA'en#e n'bersll be store! to(eter -it te #l#'lte! e%.

4.3.+.3 A'tenti#tion &ro#essin( in te net-or

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4.3.+.4. Ci&erin( e% se>'en#e n'ber

Te se#'rit% &reters "or 'tenti#tion n! #i&erin( re tie!to(eter in sets@ i.e. "ro #llen(e &reter RAND bot te'tenti#tion res&onse SRES n! te #i&erin( e% #n be #o&'te!

(i,en te se#ret e% sso#ite! to te IMSI.

In or!er to llo- strt o" #i&erin( on RR#onne#tion -ito't'tenti#tion@ te #i&erin( e% se>'en#e n'bers re intro!'#e!. Tese>'en#e n'ber is n(e! b% te net-or in te -% tt teA'en#e n'bern! te one (i,en "ro te Mobile Sttion re e>'l.

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4.3.+.

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4.3.+.2 Abnorl #ses

; RR#onne#tion "il're :

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4.3.3 I!enti"i#tion &ro#e!'re

Te i!enti"i#tion &ro#e!'re is 'se! b% te net-or to re>'est MobileSttion to &ro,i!e s&e#i"i# i!enti"i#tion &reters to te net-ore.(. Interntionl Mobile S'bs#riber I!entit%@ Interntionl Mobile

E>'i&ent I!entit% #". Re#. GSM 03.03;. 9or te &resenttion o" teIMEI@ te re>'ireents o" Re#. GSM 0+.0) &&l%.

4.3.3.1 I!entit% re>'est b% te net-or

Te net-or initites te i!enti"i#tion &ro#e!'re b% trns"errin( nIDENTIT RE

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4.3.3.3 Abnorl #ses

; RR#onne#tion "il're :

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4.3.4 IMSI !et# &ro#e!'re

Te IMSI !et# &ro#e!'re % be in,oe! b% Mobile Sttion i" teMobile Sttion is !e#ti,te! or i" te S'bs#riber I!entit% Mo!'le seeRe#. GSM 0+.1*; is !et#e! "ro te Mobile Sttion. A "l( ATT;

bro!#ste! in te SSTEM IN9ORMATION TE 3 ess(e on te 7CC5 n!sent in te SSTEM IN9ORMATION TE 8 ess(e on te SACC5; is 'se! b%te net-or to in!i#te -eter te !et# &ro#e!'re is re>'ire!.

Te &ro#e!'re #'ses te Mobile Sttion to be in!i#te! s in#ti,e inte net-or.

4.3.4.1 IMSI !et# initition b% te Mobile Sttion

Te IMSI !et# &ro#e!'re #onsists onl% o" te IMSI DETAC5 INDICATIONess(e sent "ro te Mobile Sttion to te net-or. Te Mobile Sttionten strts tier T3++0.

I" no RR#onne#tion e6ists@ te MMs'bl%er -itin te obile sttion-ill re>'est te RRs'bl%er to estblis RR#onne#tion. I" RR#onne#tion e6ists@ te MM s'bl%er -ill relese lo#ll% n% on(oin( MM#onne#tions be"ore te IMSI DETAC5 INDICATION ess(e is sent.

Te IMSI !et# &ro#e!'re % not be strte! i" MM s&e#i"i# &ro#e!'reis #ti,e. I" &ossible@ te IMSI !et# &ro#e!'re is ten !el%e! 'ntilte MM s&e#i"i# &ro#e!'re is "inise!@ else te IMSI !et# is oitte!.

4.3.4.+ IMSI !et# &ro#e!'re in te net-or

=en re#ei,in( n IMSI DETAC5 INDICATION ess(e@ te net-or % setn in#ti,e in!i#tion "or te IMSI. No res&onse is ret'rne! to teMobile Sttion. A"ter re#e&tion o" te IMSI DETAC5 INDICATION ess(ete net-or sll relese lo#ll% n% on(oin( MM#onne#tions@ n! strtte norl RR#onne#tion relese &ro#e!'re see se#tion 3.;.

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4.3.4.3 IMSI !et# #o&letion b% te Mobile Sttion

Te Mobile Sttion so'l!@ i" &ossible@ !el% te lo#l relese o" te#nnel to llo- norl relese "ro te net-or si!e 'ntil T3++0tieo't. I" tis is not &ossible e.(. !et# t &o-er !o-n; te RRs'bl%er on te Mobile Sttion si!e so'l! be borte!.

4.3.4.4 Abnorl #ses

I" estblisent o" n RR#onne#tion is not &ossible@ or te RR#onne#tion is lost@ te IMSI !et# is borte! b% te Mobile Sttion.

MS net-orIMSI DET IND

K

9i(. 4.4/GSM 04.08IMSI !et# se>'en#e

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4.4 MM s&e#i"i# &ro#e!'res

A MM s&e#i"i# &ro#e!'re #n onl% be strte! i" no oter MM s&e#i"i#&ro#e!'re is r'nnin( or no MM #onne#tion e6ists bet-een te net-or n!te obile sttion. Te en! o" te r'nnin( MM s&e#i"i# &ro#e!'re or te

relese o" ll MM #onne#tions ,e to be -ite! be"ore ne- MMs&e#i"i# &ro#e!'re #n be strte!.

D'rin( te li"etie o" MM s&e#i"i# &ro#e!'re@ i" MM #onne#tionestblisent is re>'este! b% CMentit%@ tis re>'est -ill eiter beree#te! or be !el%e! 'ntil te r'nnin( MM s&e#i"i# &ro#e!'re isterinte! tis !e&en!s on te i&leenttion;.

An% MM #oon &ro#e!'re e6#e&t IMSI !et#; % be initite! !'rin( MM s&e#i"i# &ro#e!'re.

Te Mobile Sttion si!e so'l! -it te relese o" te RR #onne#tion

'se! "or MM s&e#i"i# &ro#e!'re be"ore ne- MM s&e#i"i# &ro#e!'re orMM#onne#tion estblisent is strte!.

Note: Te net-or si!e % 'se te se RR#onne#tion "or MM#onne#tion n(eent. 9'rter st'!% is re>'ire! on tistter.

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4.4.1 $o#tion '&!tin( &ro#e!'re

Te lo#tion '&!tin( &ro#e!'re is (enerl &ro#e!'re -i# is 'se!"or te "ollo-in( &'r&oses:

norl lo#tion '&!tin( !es#ribe! in tis se#tion; &erio!i# '&!tin( see se#tion 4.4.+; IMSI tt# see se#tion 4.4.3;.

Te norl lo#tion '&!tin( &ro#e!'re is 'se! to '&!te tere(istrtion o" te #t'l $o#tion Are o" Mobile Sttion in tenet-or. Te lo#tion '&!tin( t%&e in"ortion eleent in te $OCATION

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4.4.+ erio!i# '&!tin(

erio!i# '&!tin( % be 'se! to noti"% &erio!i#ll% te ,ilbilit%o" te Mobile Sttion to te net-or. erio!i# '&!tin( is &er"ore! b%'sin( te lo#tion '&!tin( &ro#e!'re. Te lo#tion '&!tin( t%&e

in"ortion eleent in te $OCATION

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4.4.3 IMSI tt# &ro#e!'re

Te IMSI tt# &ro#e!'re is te #o&leent o" te IMSI !et#&ro#e!'re see se#tion 4.3.4;. It is 'se! to in!i#te te IMSI s#ti,e in te net-or. A "l( ATT; is bro!#st in te SSTEM

IN9ORMATION TE 3 ess(e. It in!i#tes -eter te tt# n! !et#&ro#e!'res re re>'ire! to be 'se! or not.

Te IMSI tt# &ro#e!'re is in,oe! i" te !et#/tt# &ro#e!'resre re>'ire! b% te net-or n! n IMSI is #ti,te! in MobileSttion i.e. #ti,tion o" Mobile Sttion -it &l'(in SIM@insertion o" #r! in #r! o&erte! Mobile Sttion et#.; -itin#o,er(e re "ro te net-or or Mobile Sttion -it n IMSI#ti,te! o'tsi!e te #o,er(e re enters te #o,er(e re. Te IMSItt# &ro#e!'re is 'se! onl% i" te IMSI -s !e#ti,te! -ile te MS-s in i!le '&!te! stte n! te store! $o#tion Are I!enti"i#tionis te se s te one -i# is #t'll% bro!#ste! on te 7CC5 o" te

#'rrent ser,in( #ell. In te #se o" !i""eren#e bet-een te store! $AIn! te one re#ei,e! on te 7CC5 o" te #'rrent ser,in( #ell@ norllo#tion '&!tin( &ro#e!'re see se#tion 4.4.1; is in,oe!in!e&en!entl% o" te ATT "l( in!i#tion.

IMSI tt# is &er"ore! b% 'sin( te lo#tion '&!tin( &ro#e!'re. Telo#tion '&!tin( t%&e in"ortion eleent in te $OCATION

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4.4.4 Generi# $o#tion 'est te RRs'bl%er to estblis RR#onne#tion. Te&ro#e!'re "or estblisin( RR #onne#tion is !es#ribe! in se#tion3.3.

4.4.4.+ I!enti"i#tion re>'est "ro te net-or

Te net-or % initite te i!enti"i#tion &ro#e!'re@ e.(.i" tenet-or is 'nble to (et te IMSI bse! on te TMSI n! $AI 'se! si!enti"i#tion b% te Mobile Sttion see se#tion 4.3.3;.

4.4.4.3 A'tenti#tion b% te net-or

Te 'tenti#tion &ro#e!'re see se#tion 4.3.+; is initite! b% tenet-or '&on re#ei&t o" te $OCATION

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4.4.4. $o#tion '&!tin( ##e&te! b% te net-or

I" te lo#tion '&!tin( is ##e&te! b% te net-or $OCATION

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4.4.4.2 $o#tion '&!tin( not ##e&te! b% te net-or

I" te lo#tion '&!tin( #nnot be ##e&te! te net-or sen!s $OCATION

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U 11 $MN not llo-e!;:U 1+ $o#tion Are not llo-e!;:Te Mobile Sttion sll !elete n% TMSI@ #i&er e% n! #i&er e%se>'en#e n'ber@ reset te tte&t #o'nter n! in te #se o" norllo#tion '&!tin(@ store te $AI re#ei,e! on te 7CC5 tt tri((ere!

te lo#tion '&!tin( re>'est@ n! ten enter te i!le@ roin( notllo-e! stte n! eorie -i# o" te bo,e entione! #'ses sbeen re#ei,e!. In tis stte@ it sll in #se o" $o#tion Are notllo-e!:

&er"or norl lo#tion '&!tin( -en ne- lo#tion re is entere! not &er"or &erio!i# '&!tin( not &er"or IMSI !et# not &er"or IMSI tt# i" #ti,te! in te se lo#tion re ree#t n% re>'ests "ro CM entities "or MM#onne#tions e6#e&t

eer(en#% #lls res&on! to &(in( -it IMSI; -en roin( not llo-e! in tis re.

In #se o" $MN not llo-e!@ it sll:

&er"or norl lo#tion '&!tin( -en ne- $MN is entere! not &er"or &erio!i# '&!tin( not &er"or IMSI !et# not &er"or IMSI tt# i" #ti,te! in te se lo#tion re ree#t n% re>'ests "ro CM entities "or MM #onne#tions e6#e&t

eer(en#% #lls@ n! it % res&on! to &(in( -it IMSI;.

Oter ,l'es re #onsi!ere! s bnorl #ses n! te s&e#i"i#tion o"te MS be,io'r in tose #ses is (i,en in se#tion 4.4.4.8.

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4.4.4.* Relese o" RR#onne#tion "ter lo#tion '&!tin(

=en te $o#tion '&!tin( &ro#e!'re is "inise! see se#tions 4.4.4.n! 4.4.4.2; te Mobile Sttion sll set tier T3+40 n! enter testte =it "or net-or #on!@ e6&e#tin( te relese o" te RR

#onne#tion.

Te relese o" te RR#onne#tion sll be initite! b% te net-or##or!in( to se#tion 3..I" te RR#onne#tion is not relese! -itin (i,en tie #ontrolle! b%te tier T3+40@ te Mobile sttion sll bort te RR#onne#tion. Inbot #ses@ eiter "ter RR#onne#tion relese tri((ere! "ro tenet-or si!e or "ter RR#onne#tion bort re>'este! b% te MSsi!e@te MS sll ret'rn to its &&ro&rite I!le stte !e&en!in( on te#'rrent '&!te stt's.

NOTE:Te net-or % !e#i!e to ee& te RR#onne#tion "or

net-or initite! estblisent o" MM #onne#tion.

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4.4.4.8 Abnorl #ses on te Mobile Sttion si!e

Te !i""erent bnorl #ses tt #n be i!enti"ie! re te "ollo-in(:

; A##ess brre! be#'se o" ##ess #lss #ontrol

Te lo#tion '&!tin( &ro#e!'re is not strte!. Te MS st%s in te#'rrent ser,in( #ell n! &&lies norl #ell resele#tion &ro#ess.Te &ro#e!'re is strte! s soon s &ossible n! i" still ne#essr%-en te brre! stte is en!e! or be#'se o" #ell #n(e;

b; Te rn!o ##ess is !el%e! re#e&tion o" n IMMEDIATE ASSIGNMENTREECT ess(e;Te lo#tion '&!tin( is not strte!. Te MS st%s in te #osen#ell n! &&lies norl #ell sele#tion &ro#ess. Te -itin( tierT31++ is reset -en #ell #n(e o##'rs. Te &ro#e!'re is strte!s soon s &ossible "ter T31++ tieo't i" still ne#essr%.

#; Te rn!o ##ess "ilsTier T3+13 is strte!. =en it e6&ires te &ro#e!'re is tte&te!(in i" still ne#essr%

Note: As s&e#i"ie! in Re#. GSM 0.08@ #ell resele#tion tentes &l#e@ -it ret'rn to te #ell inibite! "or se#on!s. T%&i#ll% te sele#tion &ro#ess -ill te te MSb# to te #ell -ere te rn!o ##ess "ile! "ter se#on!s.

!; RR#onne#tion "il'reTe &ro#e!'re is borte! n! te MS &ro#ee!s s s&e#i"ie! belo-.

e; T3+10 tieo'tTe &ro#e!'re is borte!@ te RR#onne#tion is borte! n! te MS&ro#ee!s s s&e#i"ie! belo-.

"; RR relese be"ore te norl en! o" &ro#e!'reTe &ro#e!'re is borte! n! te MS &ro#ee!s s s&e#i"ie! belo-.

(; $o#tion '&!tin( ree#t@ oter #'ses tn tose trete! in se#tion4.4.4.2Te MS -its "or relese o" te RR#onne#tion s s&e#i"ie! inse#tion 4.4.4.*@ n! ten &ro#ee!s s s&e#i"ie! belo-.

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In #ses !; to (; bo,e te MS &ro#ee!s s "ollo-s. Tier T3+10 issto&&e! i" still r'nnin(. Te tte&t #o'nter is in#reente!. Te ne6t#tions !e&en! on te $o#tion Are I!entities store! n! re#ei,e!"ro te 7CC5 o" te #'rrent ser,in( #ell; n! te ,l'e o" te tte&t#o'nter.

te store! $AI is e>'l to te one re#ei,e! on te 7CC5 "ro te#'rrent ser,in( #ell n! te tte&t #o'nter is sller tn 4Te MS enters te i!le@ '&!te! stte n! strts tier T3+11.Tier T3+11 is sto&&e! -en MM#onne#tion is s'##ess"'ll%estblise! or -en enterin( ne- lo#tion re. =en tier T3+11e6&ires@ te &ro#e!'re eiter &erio!i# lo#tion '&!tin( or IMSItt#; is tri((ere! (in.

eiter tere is no store! $AI or te store! $AI is !i""erent "ro teone re#ei,e! on te 7CC5 "ro te #'rrent ser,in( #ell@ or tette&t #o'nter is (reter or e>'l to 4Te MS sll erse n% store! $AI@ TMSI@ B# n! B# se>'en#e n'ber@

sll enter te i!le@ not '&!te! stte. I" te tte&t #o'nter issller tn 4@ te MS sll strt tier T3+11@ oter-ise it sllstrt tier T3+1+ i" &&li#ble. Tier T3+11 is sto&&e! i" ne-lo#tion '&!tin( &ro#e!'re is tri((ere!. =en tier T3+11 e6&ires@ norl lo#tion &ro#e!'re is tri((ere! (in.

In te i!le@ not '&!te! stte@ te MS sll: &er"or norl lo#tion '&!tin( -en ne- #ell is entere! or te

lo#tion re i!enti"i#tion o" te ser,in( #ell is #n(e! &er"or &erio!i# '&!tin( not &er"or IMSI !et# not &er"or IMSI tt#e! i" #ti,te! in te se lo#tion re s'&&ort re>'est "or eer(en#% #lls 'se oter re>'est "ro CM l%er s tri((erin( o" norl lo#tion

'&!tin( &ro#e!'re i" te lo#tion '&!tin( &ro#e!'re iss'##ess"'l@ ten te re>'est "or MM#onne#tion is ##e&te!@ seese#tion 4..1;

res&on! to &(in( -it IMSI;

In te i!le@ not '&!te! stte@ te tte&t #o'nter sll be reset-en: ne- lo#tion re is entere!@ t e6&ir% o" tier T3+1+ lo#tion '&!tin( is tri((ere! b% re>'est "ro CM l%er te IMSI is #ti,te! see se#tion 4.4.3;

Note: tere is no nee! to store te tte&t #o'nter ,l'e inte SIM.

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4.4.4.) Abnorl #ses on te net-or si!e:

; RR#onne#tion "il're

I" RR#onne#tion "il're o##'rs !'rin( #oon &ro#e!'re

inte(rte! -it te lo#tion '&!tin( &ro#e!'re@ te be,io'r o"te net-or so'l! be ##or!in( to te !es#ri&tion o" tt #oon&ro#e!'re.

I" RR#onne#tion "il're o##'rs -en #oon &ro#e!'re !oes note6ist@ te lo#tion '&!tin( &ro#e!'re to-r!s te Mobile Sttionso'l! be borte!.

b; &roto#ol error

I" te $OCATION

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4. Conne#tion n(eent s'bl%er ser,i#e &ro,ision

Te Mobilit% Mn(eent MM; s'bl%er is &ro,i!in( #onne#tionn(eent ser,i#es to te !i""erent entities o" te '&&er Conne#tionn(eent CM; s'bl%er see Re#. GSM 04.0*;. It o""ers to te CM

entities te &ossibilit% to 'se MM#onne#tion "or te e6#n(e o"in"ortion -it its &eer. Tis MM#onne#tion is estblise! n!relese! t re>'est "ro CMentit%.

In te "ollo-in( se#tions@ te &ro#e!'res nee!e! "or estblisin(@intinin( n! relesin( MM#onne#tion re !es#ribe!.

Te CMs'bl%er ser,i#e &ro,ision is !es#ribe! se&rtel% "or teMobile Sttion n! te net-or si!e.

4..1 MM#onne#tion estblisent

4..1.1 MM#onne#tion estblisent initite! b% te Mobile Sttion

A MM#onne#tion re>'irin( te estblisent o" RR#onne#tion % onl%be estblise! -en te Mobile Sttion s &er"ore! s'##ess"'llo#tion '&!tin( in te #'rrent lo#tion re. An e6#e&tion "ro tis(enerl r'le e6ists "or eer(en#% #lls -i# % be estblise! t n%tie see se#tion 4..1.4;.

I" MM s&e#i"i# &ro#e!'re r'nnin( t te tie te re>'est "ro te CMl%er is re#ei,e!@ te re>'est -ill eiter be ree#te! or !el%e!@!e&en!in( on i&leenttion@ 'ntil te MM s&e#i"i# &ro#e!'re is"inise! n! te RR#onne#tion is relese!.

One RR#onne#tion % be 'se! to s'&&ort se,erl MM #onne#tions. I" noRR#onne#tion e6ists -en te re>'est "or MM#onne#tion is re#ei,e!@te MMs'bl%er -ill re>'est te estblisent o" RR#onne#tion tote RRs'bl%er.

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=en RR#onne#tion is ,ilble@ CMSERVICE RE'est@ i.e. ne- CMSERVICE RE'est n! te #'rrent stt's o"te RR#onne#tion@ te net-or % strt n% o" te MM #oon&ro#e!'res.

Te i!enti"i#tion &ro#e!'re see se#tion 4.3.3; % be in,oe! "orinstn#e i" TMSI &ro,i!e! b% te Mobile Sttion is not re#o(nie!.

Te net-or % in,oe te 'tenti#tion &ro#e!'re see se#tion 4.3.+;

!e&en!in( on te CMser,i#e t%&e.

Te net-or !e#i!es lso i" te #i&erin( o!e settin( &ro#e!'re sllbe in,oe! see se#tion 3.4.*;.

An in!i#tion "ro te RRs'bl%er tt te #i&erin( o!e settin( is#o&lete!@ or re#e&tion o" CMSERVICE ACCET ess(e@ sll betrete! s ser,i#e ##e&tn#e in!i#tion b% te Mobile Sttion. TierT3+30 sll be sto&&e!@ n! te CMentit% re>'estin( MM#onne#tionsll be in"ore!.

I" te ser,i#e re>'est #nnot be ##e&te!@ te net-or ret'rns CMSERVICEREECT ess(e to te Mobile Sttion.

Te ree#t C'se in"ortion eleent see 10..3.2 n! Anne6 G;in!i#tes te reson "or ree#tion. Te "ollo-in( #'se ,l'es %&&l%:

U4 : IMSI 'nno-n in V$RU1* : Net-or "il'reU++ : Con(estionU3+ : Ser,i#e o&tion not s'&&orte!U33 : Re>'este! ser,i#e o&tion not s'bs#ribe!U34 : Ser,i#e o&tion te&orril% o't o" or!erU38 : Cll #nnot be i!enti"ie!

I" no oter MM#onne#tion is #ti,e@ te net-or strts te RR#onne#tion relese see se#tion 3.; -en te CMSERVICE REECT ess(eis sent.

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I" CMSERVICEREECT ess(e is re#ei,e! b% te Mobile Sttion@ tetier T3+30 sll be sto&&e!@ te re>'estin( CMs'bl%er entit% isin"ore! n! te MMs'bl%er ret'rns to te &re,io's stte te stte-ere te re>'est -s re#ei,e!;. I" #'se ,l'e U4 is re#ei,e!@ teobile sttion borts n% MM#onne#tion@ !eletes n% TMSI@ $AI@ #i&ere% n! #i&er e% se>'en#e n'ber@ #n(es te '&!te stt's to not

'&!te! n! -its "or te net-or to relese te RR#onne#tion seese#tion 4..3.1 tis -ill "or#e te obile sttion to initite norl lo#tion '&!tin(;. =eter te CM re>'est sll be eorie!!'rin( te lo#tion '&!tin( &ro#e!'re@ is #oi#e o" i&leenttion.

Oter MM#onne#tions so'l! not be ""e#te! b% te CM SERVICE REECTess(e@ e6#e&t "or te #se o" #'se ,l'e n'ber 4 s !es#ribe!bo,e.

4..1.+ Abnorl #ses

Mobile Sttion si!e:

; RR#onne#tion "il're

I" RR #onne#tion "il're o##'rs@ te MM#onne#tion estblisent isborte! tier T3+30 is sto&&e!;@ n! n in!i#tion is (i,en to te CMl%er. Tis -ill be trete! s ree#t "or estblisent o" te ne-MM #onne#tion n! relese o" n% on(oin( MM#onne#tions.

b; T3+30 e6&ir%

I" T3+30 e6&ires i.e. no res&onse is (i,en b't RR#onne#tion is,ilble; te MM#onne#tion estblisent is borte! n! tere>'estin( CM s'bl%er is in"ore!. Oter on(oin( MM#onne#tions i"n%; sll not be ""e#te!.

#; Ree#t #'ses U)2@ U)*@ U))@ U100@ U111 re#ei,e!

Te se #tions s on tier e6&ir% sll be ten b% te Mobilesttion.

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Net-or si!e:

; RR#onne#tion "il're

Te #tions to be ten '&on RR#onne#tion "il're -itin MM #oon

&ro#e!'re re !es#ribe! to(eter -it tt &ro#e!'re. A RR#onne#tion"il're o##'rin( o'tsi!e s'# MM #oon &ro#e!'res@ sll tri((er terelese o" ll #ti,e MM#onne#tions i" n%.

b; In,li! ess(e or ess(e #ontent

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4..1.3 MM#onne#tion estblisent initite! b% te net-or

=en CMs'bl%er entit% in te net-or re>'ests te MM s'bl%er toestblis MM#onne#tion@ te MMs'bl%er -ill re>'est teestblisent o" RR#onne#tion to te RR s'bl%er i" no RR

#onne#tion to te !esire! Mobile Sttion e6ists.

No s&e#i"i# CMs'bl%er ser,i#e &ro,ision ess(es re trns"erre! intis #se. Te MMs'bl%er is in"ore! -en te &(in( &ro#e!'re is"inise! see se#tion 3.3.+;.

=en RR#onne#tion is estblise! or i" it lre!% e6ists t tetie te re>'est is re#ei,e!;@ te MMs'bl%er % initite n% o" teMM #oon &ro#e!'res e6#e&t IMSI !et#; n! re>'est #i&erin( o!esettin( b% te RR s'bl%er i" nee!e!.

A"ter te #o&letion o" n% re>'ire! MM #oon &ro#e!'res n!/or

#i&erin( o!e settin(@ te MMs'bl%er -ill in"or te re>'estin( CMs'bl%er entit% on te s'##ess o" te MM #onne#tion estblisent.

I" te estblisent o" RR#onne#tion is 'ns'##ess"'l@ or i" n% o"te MM #oon &ro#e!'res or te #i&erin( o!e settin( "il@ tis isin!i#te! to te CMl%er -it n &&ro&rite error #'se.

I" RR#onne#tion 'se! "or MMs&e#i"i# &ro#e!'re e6ist to te MobileSttion@ te CMre>'est % be ree#te! or !ele%e! !e&en!in( oni&leenttion.

NOTE: Te &ossibilit% o" 'sin( te se RR#onne#tion "ter teMM s&e#i"i# &ro#e!'re is "inise! "or MM#onne#tionestblisent is "or "'rter st'!%.

4..1.4 Abnorl #ses

Te be,io'r '&on bnorl e,ents is !es#ribe! to(eter -it terele,nt RR &ro#e!'re or MM #oon &ro#e!'re.

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4..1. MM#onne#tion estblisent "or eer(en#% #lls

Te eer(en#% #ll re>'est -ill be &eritte! in ll sttes o" teobilit% n(eent s'bl%er -i# llo- norl ori(intin( #llestblisent. 5o-e,er@ s net-or !e&en!ent o&tion@ n eer(en#%

#ll re>'est % in !!ition be ser,e! in te "ollo-in( Mobilit%n(eent sttes:

i; lo#tion '&!tin( "il'reii; i!le@ roin( not llo-e!iii; i!le@ no IMSI.

=en 'ser re>'ests n eer(en#% #ll estblisent te Mobile sttion-ill sen! CMSERVICE RE'est e.(. be#'se it% ,e re#ei,e! te re>'est in one o" te sttes i; to iii; entione!

bo,e n! tis #&bilit% is not s'&&orte! b% te net-or@ te net-or-ill ree#t te re>'est b% ret'rnin( CMSERVICE REECT ess(e to teMobile Sttion.

Te &&ro&rite ree#t #'ses -ill be :

#se i; U4 IMSI 'nno-n in V$R#se ii; U4 IMSI 'nno-n in V$R#se iii; U IMEI not ##e&te!

Oter #'ses tt % be re#ei,e! re :

U3 Ille(l MSU1* Net-or "il'reU++ Con(estionU3+ Ser,i#e o&tion not s'&&orte!U34 Ser,i#e o&tion te&orril% o't o" or!er

=en re#ei,in( ree#t #'se@ te &ro#e!'res o" se#tion 4..1.1 so'l!be "ollo-e!.

Note: Norll%@ te obile sttion -ill be i!enti"ie! b% nIMSI or TMSI. 5o-e,er@ i" none o" tese i!enti"iers is,ilble in te obile sttion@ ten te obile sttion-ill 'se te IMEI "or i!enti"i#tion &'r&oses.

Te net-or % ree#t te re>'est b% ret'rnin( CMSERVICE REECT ess(e -it MM #'se :U IMEI not ##e&te!.

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4..1.2 Cll reestblisent

Te reestblisent &ro#e!'re llo-s MS to res'e #onne#tion in&ro(ress "ter lo-er l%er "il're@ &ossibl% in ne- #ell. Te#on!itions in -i# to tte&t #ll reestblisent or not !e&en! on

te #ll #ontrol stte@ see se#tion ..4.

Te reestblisent tes &l#e -en lo-er l%er "il're o##'rs-ile te MM#onne#tion is #ti,e.

Cll reestblisent is !one b% 'sin( te &ro#e!'re o" se#tion 4..1.1-ere te CMSERVICE RE'est -it n%e6istin( #ll "or tt MS@ CMSERVICE REECT ess(e is ret'rne! -itte ree#t #'se :

U38 #ll #nnot be i!enti"ie!

Te net-or sll lso relese te RR#onne#tion.

I" #ll reestblisent #nnot be &er"ore! "or oter resons@ te&&ro&rite ree#t #'se #o'l! be eiter o" te "ollo-in( see nne6G;:

U1* net-or "il'reU++ #on(estionU3+ ser,i#e o&tion not s'&&orte!U34 ser,i#e o&tion te&orril% o't o" or!er

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4..+ MM#onne#tion in"ortion trns"er &se

A"ter te MM#onne#tion s been estblise!@ it #n be 'se! b% te CMs'bl%er entit% "or in"ortion trns"er.A##or!in( to te &roto#ol r#ite#t're !es#ribe! in Re#. GSM 04.0*@

e# CMentit% -ill ,e its o-n MM#onne#tion. Tes