EVDO ColorCode Planning Guide

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    EVDO ColorCode Planning

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    Revision is!or"

    Produ#! Version Do#u$en! Version %erial Nu$&er Reason 'or Revision

    $1'0 *irst !u+lis(ed

    $1'1

    Au!(or

    Da!e Do#u$en! Version Pre)ared &" Revie*ed &" A))roved &"

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    In!ended audien#e+ CDMA ne!*or, )lanning and o)!i$i-a!ion engineers

    Pro)osal+e'ore reading !(is do#u$en!/ "ou (ad &e!!er (ave !(e 'ollo*ing ,no*ledge ands,ills.

    %E0 no*ledge and s,ills Re'eren#e $a!erial

    1 &ull &ull

    #

    4

    Follo*2u) do#u$en!+A'!er reading !(is do#u$en!/ "ou $a" need !(e 'ollo*ingin'or$a!ion.

    %E0 Re'eren#e $a!erial In'or$a!ion

    1 &ull &ull

    #

    4

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    A&ou! T(is Do#u$en!

    %u$$ar"

    C(a)!er Des#ri)!ion

    1 O)er)ie. Introdues t(e ColorCode !lanning'

    # 3asi 6no.ledge %+out ColorCode Introdues t(e +asi no.ledge a+out ColorCode'

    4 igniiane o ColorCode Planning Introdues t(e ColorCode !lanning signiiane'

    9 ColorCode Planning Introdues t(e ColorCode !lanning !rini!le:reuse !rini!le: and !lanning ases'

    5 etorID Planning uggestions Gi)es t(e suggestions or ColorCode !lanning'

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    T%3/E O* CO&TE&T

    1 Overvie* 1

    3 asi# no*ledge A&ou! ColorCode .............................................................................3

    4 %igni'i#an#e o' ColorCode Planning ............................................................................5

    5 ColorCode Planning ......................................................................................................69'1 ColorCode Planning Prini!les ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''59'# ColorCode $euse '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''2

    9'4 ColorCode Planning Cases ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''7

    6 %e#!orID Planning %ugges!ions ..................................................................................135'1 &a;ing Criteria '''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''14

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    *IGU$E

    Figure 321 7ATI %!ru#!ure................................................................................................3

    Figure 323 7ATI 7)da!e 8(en an AT Crosses !(e %u&ne!............................................4

    Figure 524 ColorCode Planning.......................................................................................6

    Figure 525 ColorCode Reuse............................................................................................9

    Figure 526 ColorCode Planning 8(en !(e %i!es are Fe*...............................................:

    Figure 52; ColorCode Planning A##ording !o Ad$inis!ra!ive Areas............................ is identiied +y a uniast %T identiier =U%TI>

    on t(e U; interae' U%TI is a te;!orary address alloated to t(e %T +y t(e aess

    net.or =%&>' It o;!rises 1#8 +its and ontains t.o !arts?

    @ost signiiant 109 +its: .(i( are used to identiy its su+net

    /east signiiant #9 +its: .(i( are used to identiy t(e %T in t(e sa;e su+net

    ColorCode is a !rotool !ara;eter: .(i( is an 8,+it a++re)iation used to re!resent t(e

    109,+it su+net ;as' It re!resents a su+net in t(e %&' U%TI0#9 is t(e last #9 +its o t(e

    U%TI: t(at is: U%TI A#4?0B' To a)oid t(e1#8,+it U%TI =.(i( is too long> trans;itted o)ert(e U; interae: t(e 8,+it a++re)iation is ado!ted' T(at is: ColorCode is used to

    re!resent t(e 109,+it su+net ;as and it is o;+ined .it( t(e last #9 +its to identiy t(e

    %T in a su+net'

    *igure #,1 U%TI truture

    4GPP# sti!ulates t(at .(en t(e %T reei)es t(e OVEREAD+roadast ;essage: i t(e

    u+net@ass in 7ATI%7NETMA% and OVEREAD are dierent: or t(eu+net%ddress =7ATI>7ATI%7NETMA%> aording to t(e U%TI and t(at =%ECTORID>

    %7NETMA%> ontained in OVEREADare dierent: t(e %T .ill +e onsidered to

    ross t(e su+net' T(en it .ill send t(e 7ATIRE07E%T;essage and realloate t(e U%TI'

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    *igure #,# U%TI U!date -(en an %T Crosses t(e u+net

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    4 %igni'i#an#e o' ColorCode Planning

    ColorCode !lanning is losely related to t(e !lanning o t(e EVDO su+net' In t(e EVDO

    syste;: t(e su+nets are di)ided ;ainly or t(e ollo.ing t.o reasons?

    1' 3orders are needed to +e esta+lis(ed +et.een t(e setors o dierent ad;inistrati)e

    areas or o!erators'

    #' T(e nu;+er o t(e %Ts in one su+net eeeds t(e nu;+er allo.ed +y t(e U%TI'

    -(en an EVDO net.or user stays on t(e o)erla!!ing areas o t.o or ;ore ColorCode

    areas: reuent U%TI u!dates .ill (a!!en and t(e 3%P load o t(e syste; .ill inrease:

    .(i( is re!resented +y (ig( CPU utili

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    5 ColorCode Planning

    *igure 9,4 ColorCode Planning

    5.1 ColorCode Planning Prin#i)les

    1' In one PC* ;odule: it is unneessary to identiy areas +y dierent ColorCodes'

    -(en t(ere are EVDO su+nets and one %T rosses t(e +order o t(e su+nets: t(e

    %T s(ould o+tain t(e U%TI o t(e ne.ly aessed su+net +eore aessing t(e

    su+net' T(ereore t(e load o t(e aess and ontrol (annels o t(e +order ell .ill

    inrease and t(e load o t(e 3T and 3C o t(e +order ell .ill inrease as .ell:

    leading to t(e (ig( CPU utili ;ay lead to t(e (ea)y

    !aging load o t(e su+net: re!resenting +y t(e (ig( CPU utili

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    4' T(e di)ision o t(e ColorCode areas is not or identiying t(e loations o %Ts'

    T(e +orders o t(e ColorCode areas are set a;ong t(e radio net.ors o dierent

    ad;inistrati)e areas or o!erators and not or identiying t(e loation o one %T' In

    so;e senarios .it( ;o+ility li;itation: t(e registration +ased on t(e distane s(ould

    +e used to identiy t(e loation o t(e %T'

    $egistration +ased on t(e distane? -(en an %T is ar enoug( ro; t(e last

    registration =eeeding t(e t(res(old>: it .ill send a registration initiation ;essage to

    t(e net.or' Usually an %T registers at dierent !laes and in dierent !eriods o

    ti;e' I registration +ased on t(e distane is used: !ing,!ong registration on t(e

    +orders .ill +e a)oided and load .ill +e distri+uted'

    9' ColorCodes o neig(+or su+nets s(ould +e dierent'

    5' ites .it( one ColorCode s(ould +e onseuti)e geogra!(ially'

    2' ites on t(e +orders o ColorCode areas s(ould +e as e.er as !ossi+le'

    7' *or one site: t(e nu;+er o adaent ColorCode areas s(ould +e no ;ore t(an #'

    5.3 ColorCode Reuse

    I t(e net.or s(ould +e di)ided into ;ore t(an #52 ColorCode areas: t(e ollo.ing

    ColorCode reuse s(e;e an +e used'

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    *igure 9,9 ColorCode $euse

    %s s(o.n in t(e a+o)e igure: t(e reuse ator is 7 and t(ere are 42 ColorCodes a)aila+le

    or .(ite areas and 47 ColorCodes or grey areas' It s(ould +e noted t(at t(e ColorCodes

    o adaent %&s s(ould not +e reused' *or ea;!le: i ColorCode F 0: 1: #: 4: 9: 5 are

    used in %&,%: t(ey s(ould not +e used in t(e %&s .(i( are adaent to %&,%'

    5.4 ColorCode Planning Cases

    %ording to t(e ColorCode !lanning !rini!les: ColorCode areas are di)ided aording to

    t(e site distri+ution in t(e ser)ie area' T(e ollo.ing ;et(ods are used to di)ide

    ColorCode areas?

    1' &o di)iding .(en t(ere are e. sites in t(e net.or

    -(en t(e EVDO sites in t(e net.or are e. =e.er t(an 20>: it is unneessary todi)ide ColorCode areas'

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    *igure 9,5 ColorCode Planning -(en t(e ites are *e.

    #' Di)iding aording to t(eir ad;inistrati)e areas

    -(en t(e sites are in dierent ad;inistrati)e areas and t(ere are e. sites on t(e

    +orders o t(e ad;inistrati)e areas: di)ide ColorCode areas aording to t(eir

    ad;inistrati)e areas'

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    *igure 9,2 ColorCode Planning %ording to %d;inistrati)e %reas

    4' Di)iding aording to t(e trai

    1' -(en t(e sites are densely distri+uted in t(e (ots!ots and s!arsely distri+uted

    in ot(er areas

    %s s(o.n in t(e ollo.ing igure: .(en t(e sites are densely distri+uted in t(e

    (ots!ots and s!arsely distri+uted in ot(er areas: you s(ould ado!t t(e !lanning

    s(e;e? one ColorCode or t(e (ots!ot and anot(er or ot(er areas'

    %d)antage? easy to a!!ly

    Disad)antage? T(e +order o t(e su+nets ;ay +e long and t(e areas aeted

    +y t(e di)ision ;ay +e large'

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    *igure 9,7 Planning %ording to t(e ots!ot and &on,ots!ot

    #' -(en t(e sites are densely distri+uted in +ot( t(e (ots!ots and ot(er areas

    I t(e sites in t(e non,(ots!ots are ;any: di)ide t(e area into & ColorCode

    areas' %s s(o.n in t(e ollo.ing igure: t(e non,(ots!ots are di)ided into our

    ColorCode areas'

    %d)antage? T(e +order o t.o su+nets is s(ort'

    Disad)antage? T(ere .ill +e ;any su+nets: and it is !ossi+le t(at t.o or ;ore

    su+nets are adaent'

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    *igure 9,8 Planning %ording to t(e ots!ot and &on,ots!ot

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    6 %e#!orID Planning %ugges!ions

    etorID onsists o t.o !arts? su+net ;as =n +its> and t(e only ID o t(e setor =1#8Hn>

    in t(e su+net' Usually n is 109: t(at is: t(e su+net ;as is 109,+it and t(e only ID o t(e

    su+setor is #9,+it' T(e etorID s(ould +e t(e only one in e)ery ell: setor: and t(e

    glo+al net.or'

    T(e reo;;ended etorID or;at is as ollo.s'

    Ta+le 5,1 etorID *or;at

    9 ; 6 5 4 3 1 =

    0 0 0 0 0 0 0 0 1

    1(P) 01(T) @CC =1# +its> #

    @&C 4

    @&C(1# +its) 9

    Pro) =2 +its> 5

    $es =#4 +its> 2

    7

    8

    IP %ddress =4# +its>

    10

    11

    1#

    Color Code =8 +its> 14

    etor ID =#9 +its> 19

    15

    12

    @CC? ;o+ile ountry ode: 1# +its

    @CC? ;o+ile net.or ode: 1# +its

    Pro)? !ro)ine ode: 2 +its' *or ea;!le: C(ina Teleo; alloates Pro) on t(e +asis o

    !ro)ines'

    $es? reser)ed ode: #4 +its

    IP %ddress? IP %ddress o t(e 3C: 4# +its

    ColorCode? used to identiy dierent su+nets: 8 +its

    etorID? used to identiy dierent setors in su+nets: #9 +its'

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    T(is or;at or etorID an +e used to identiy t(e setor in t(e DO% =EVDO $e)%>

    net.or glo+ally'

    6.1 Na$ing Cri!eria

    1' @CC =1# +its>? It is reo;;ended to use 3CD =+inary oded dei;al> oding

    s(e;e and add 0 +eore t(e )alue .it( less t(an 1# +its' *or ea;!le: urrent

    (ina @CC is 920 and its 3CD ode is 0100 0110 0000'

    #' @&C =1# +its>? It is reo;;ended to use 3CD oding s(e;e and add 0 +eore t(e

    )alue .it( less t(an 1# +its' *or ea;!le: t(e urrent @CC o C(ina Teleo; is 04

    and its 3C ode is 0000 0000 0011'

    4' Pro) =2 +its>? It is reo;;ended to !lan it +y t(e o!erator' It is used to identiy t(e

    loation o t(e ell' *or ea;!le: C(ina Teleo; uses #9 in t(e dei;al syste; or

    Jiangsu !ro)ine: .(i( is 011000 in t(e +inary syste;'

    Ta+le 5,# Pro)ine Codes o C(ina Teleo;

    Provin#e Code ?De#i$al@ Provin#e Code ?De#i$al@

    3eiing 1 King(ai 17

    (ang(ai # (ani 18

    Guangdong 4 Inner @ongolia 1

    /iaoning 9 Z(eiang #0

    u+ei 5 *uian #1

    i(uan 2 ainan ##

    (ani 7 %n(ui #4

    Tianin 8 Jiangsu #9

    (andong Jiangi #5

    Jilin 10 unan #2

    eilongiang 11 Guangi #7

    e+ei 1# Gui

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    2' ColorCode? Its )alue range is 0H#55' It is !lanned +y t(e o!erator or net.or

    !lanning and o!ti;i? It is used to identiy ells and dis!layed in t(e (eadei;alsyste;' It is losely related to t(e net.or (arging' Its !lanning !rini!le is s(o.n in

    t(e ollo.ing ta+le'

    Ta+le 5,4 etorID#9 Planning Prini!le

    #4H12 +its 15H9 +its 4H0 +its

    %&ID 3TID CE//ID

    u!!orts #55 %& odes' u!!orts 902 sites' u!!orts 12 setors'

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