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 Tra nsfor min g Y our neTwork: sTraTegies for a successful subscriber migraTion To a nexT -generaTion archiTecTure

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7/30/2019 MSN Transform WP New R1b

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 Transforming Your neTwork:

sTraTegies for a successful subscriber

migraTion To a nexT-generaTion archiTecTure

7/30/2019 MSN Transform WP New R1b

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2

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

contents

e smmy 3

 ab a 3

i 3

M c f M 4

3.1 w d typ n l l ty? 4

3.2 w w cmp M c My n n? 4

3.3 WaAKyBsYaYSbsbs? 4

3.4 w M t n n l l? 5

3.5 h d i P M P M F s? 5

3.6 c i s wy M M hpp? 6

 a n M 7

4.1 h d i c sy f M? 7

4.2 w i cmp f Fm M P? 104.3 w d typ M tm l l? 11

4.3.1 M d ay P 11

4.3.2 e P 11

4.3.3 dmm P 11

4.4 h d i v My a? 13

4.5 h d i e P sf? 14

4.6 h d i e My d? 14

impm sf n M 15

5.1 h d i P s M e? 15

5.2 h d i M s My d a? 16

5.3 h d i M P-B t? 165.4 h d i n F P c f l M c? 16

5.5 w B wy t My sbb? 17

5.6 a F F t Bf M dy! 17

smmy 18

c s 18

7.1 it&e: g gm 18

7.2 M r tp cp: a c sy 19

7.3 o cmm: a c sy 19

7.4 tct: a c sy 19 app a: M Pf s 20

 app B: r P 21

 app c: M e MoP 23

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3

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

ExEcutivE Summary 

ServiceproviderSStAndtogAinSignificAntlYfrom

migrAtingSuBScriBerSfromlegAcYtdmSWitching

equipmenttonext-generAtionArchitecture.KeY

BenefitSincludetheABilitYtoquicKlYAndeASilY 

oFFer cutting edge converged services over a 

StreAmlinedAndflexiBlenetWorK,drAmAticAllY

reducedoperAtingexpenSeSAndgreAtlYSimplified 

oPerations. however, Migration Projects have a 

rePutation For Being coMPlicated, exPensive and

diFFicult to Manage. this PaPer addresses the

reasons Behind this rePutation and serves as a 

high-level guide in Planning, coordinating and

executing a successFul, on tiMe, and on Budget

Migration to a next-generation network, all with

negligiBleimpActtoYourcuStomerBASe.it  

explAinSinprActicAltermSWhAtYoucAndoto

Make a Migration Project less coMPlicated and

More ManageaBle.

 about thE author

My h Pm M

M Pf s m. s M

2008, b 11 y f p p

mp f mm

f, p . Bf

M My o cmm,

py- p f mm

u s $800M . a

p m f -

bb m p, My pb f

p p p b, m m ,

p, p f mp p. i p p,

b p

f p p mpm mb,

pb m p f f pym

m.

introduction

this PaPer covers three general areas oF interest

related to Migration Planning and execution:

• M c f M

•  a n M

• impm sf M

Wbssbybaa  

f y m my ppp

f yp y tdM . w

ssskybsassw-baswk,

y m

y mpm

s.fay,wssswaba

saabsssassawk-w  

m ff.

i f

. w b p f mff by y mpy

aaysassbs.W

y b m p f y bb.

i , f p

m. i mp

mp y m bb

m p, m f m

m , f

m . t y m p f

m . w y p

ffy mm y bb,

m f y

fmy p.

Fy, p m mp .

 app a c b m f

ff by M pp m -

, mp f m p

yp m MoP.

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4

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

making thE caSE for migration

3.1 W des tpl new L Le t?

i q mm f p

y , mp q c 4 / 5

qpm. t qpm f

asaasawp p my bb

f f f. l f

m pm, f p

mm. i mp, yp

p’ f

pb f pp .

ly qpm m m m

asa,asasaay

aasy.dsaass

sssswsw

ym ffy pp m p .

t py f ff p pp ff qy.

tpl le sw ews e e epese. te

e pes s s e:

• mee sw pepel eqpe. tpll

s es e w e.

• reqe sw pepel eqpe w

spp sse se. ts wll se

e w ple ew.

oe s w s see sse Pris s,

eessl PotS les.

• re es ew

• fee p leses, sll ssesse e 

• Lese s sp l

• Eel s – Pwe, hvac, e.

• re

• ules

• Stafngcosts.

e p’ y y; ,

y m y p mb

$500,000 p py . t F ay

w, p pp, mp f

y .

3.2 W Wl cpel me ce m new nw?

t mm mp f

p m . F

fm by p qpm, y

b ff, m

m p bb m f

f, fy . t m mp,

p p m m f p

q py . ty q by ff

sasbt1,sbsssvip,Sips,au

cmm. w m, y’ qpm

pym f

p , p m qyaysak.tsasa

bm m -ff. By ,

y qpm p q,

my m ff q

f p pb f q ym.

r mp . a m

m f fm m py

f. s p f y

mpfy mp f

pfm. a m p

sssyaaksbaass

B p mm f, my p pp m

f fb, - iP-b

, m p f -m

b pp.

3.3WhatAretheKeyBenetstoYouandYourSubscribers?

 a - pfm p

fy f b bb

b mp, f- .

Sswsasycaosa

raSwcsassab

-ff y :

• m p y c 4 c 5

ym

• py v Bb q

y c 5

• m my -

viP/f f

• y -

• m y fy p ff

pp -pfm bb f.

s p m

f p mp y y

m ff bb pm

by f . t mp

emy s-a, mp pfm

f f . i , -

asbyw

p pp, by m y

iP p , my, py p

py - pp. a , bb

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5

Migration to a next-generation architecture

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b m y p p f

f y

p -m.

c m – y

py m – y

basa-awk.

t mp m. M m m

q m m bb ff f

ppy by.

3.4 W m ts new new L Le?

i mp f b b

b f y f y -

. s by f q:

• Wee e sses? Pp m m

ssasa,ss-zswss.

• Wee e e pse e ee ees l l?

• Wee e swes psll le? 

• W pe sw e e e? ae

se swes e qe es, eess

e e ql?

• W s e ell ple e e? t b

skbas,as,basss,

m.

oy y m f y p

pp. d m

b y p p p. l fy y m b py pmm f

y my f y . ify

py p by ,

m, qpm m . c

fy p m b

m q.

Py p m m b py,

py q p -m. By

m m , y p

aaaswasaabsawa.

 a y mp f y, y

b - p m y m

. t b m

sws,waasww,aw

asabs.fay,s

m y .

t “h d i c sy f M?”

saasyaa 

p , m, p

.

3.5 hw d i Pe m Pje mes

fl Sese?

Bf y b m p y p

aaksaass.Baak  saasaabsaa 

p. M pmy f f,

fy, m . e

p fm pp f m, pp

m, mm .

 a f p b

by p p m

aayswwk.Bwasakybs 

f f y b y

aaaybakaayssaaa

p m :

• r fm f

• M qpm pp f p py

• r p p – m

• la,(ssss)ks

• l c r – c 4 c 5

• r p p.

sf y p y by ff

m m f f fy b f

c 4 c 5 tdM . sf f m

mpy p y fy; y b y p

f m f .sf pp iP f c 4 iP PBx, siP

b p, h B viP, siP p p

Fb t1 b bb

ast1,wSipaa  

. off y bb

yy m .

r p p f. t

y m p b.

 a m f mp m

sswabakaatdmSips

mp. Fm y

, m -ff p m ssy.

 Asayaaaayssys

m p m q p y

. sf qpm, pp qpm,

iP , p

b .

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6

Migration to a next-generation architecture

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oasssabss

m y p y

p fm b m

p pyb. t F ay w, p

pp, mp f ff

sawy.vasaayssab

p ,

, , ., b fm

pm f y b .

3.6 c i See W me s m hppe?

M p p f b mp,

saaa.usaw 

m mpm

sabwas.issww

m p f m p ,

p , b

p, m y , p pfy y mpy.

F p p y mb

sawkssyaysaas

p. i f qy- y,

kwayswsbabs,

f f, pq.

s mpy y f b

py p f m p

pm f f pp.

dp y p, y f

p m b pb f pp f m p

. i , y pf m b b f

p fy mp m p.

iy, y p ff p

p mm m

y m y ff. B

f y p b, f

iP f, mp y

p iP .

M y ,

wwkaaaay

by , m p

f. t y ffy fy

p q , y

mm fm y p p.

 a f y

y y mp. h

sswayayasw

p p - b f msaysss.Yaab

ssayaaaysaasy 

fy y by.

Fy, y fy b p

y. i mp y by

mp b pp y p. t

b - mp f

b p,

f y fm b m

pp. F,

, f

m m p.

tm, p, f

p, mm p b

. a f p p p

s,aaybakaayss,sassay

mp f b . P y b

q y pp

pp ypy q bf y m f.

o pp , p p y

b m b my

pm mp p.

dm f fy py

b p y pp . d

f y p f

y . t p my b pb f

b m ppp f mmm

p mp

m f m b mp m

p m . u

fy p b – y

f p fq mm b

p. Fy, mp m p f

p, b

m mp.

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7

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

 architEcting a nEtWork migration

4.1 hw d i cee Se m?

w m f f qy y ff

ssasaabwk,

p mpfy p, p

p m m p pp.

n- qpm b pm

aytdmwayass.estdma 

bb b m qy y

m f py, p y

mmy b -

b m.

sf qpm y b fb y

pp m . eqy

m b m f f m

f m:

• cp g – p - qpm tdM qpm. sbb m y

f pfm.

• F M – mm y qpm

fp .

• n – m p y

, y- .

t m b mp y c 5

viP f. t m

f Pstn,

bb m y ,

b gr303 / v5.2

Pri / t1 / e1. a viP f

. h f mpy m f y. Pots p

aawaababa

p p . w f ,

y by m siP iP iad

bb. a bb

pp .

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8

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

t y c 5

viP f f m.

i m f y

. e m py

Pstn f . viP

f mp b p p

ff

. emy s-a p

M gy f iP y. F

, mp p f mm

.ia,ldsaaab

ff , ff siP

tdM Pstn. t p pf

ppy f .

n m y byb p pf f y . t m

f pp m ,

abs.Sassasabaz

pp, y mm,

p ff. i pp,

bb m c 4/5 f

m f. M ypy

m bb, mp p

y f. dff q

b m p

f bb pfm.

t m mm m f :

Point Code Saing stP m m

mm p y p

-p p f y

b. P c s f

f f y , p m p y f m m f

isuP f fm y f.

Local Nmbe Potabilit  lnP m

bb y f. t

p q f p

lrn.

Flas Ct p y y f

aksysasz(awsasbsbs,say).

w pb, ypy mm pp

f , f f bb,

m q f mp - p.

n b m f

pfm f m . M ypy,

m b p

f m p.

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9

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

t m b m f f

b .

w p pp f b y y

mb f bb b,

p, b / p pp,

p. i mp mmb pp

m b b f m y p b

fb .

u qm f y qp-

m y mp. r f y

m , y

y ff y bb m fmy b

a.Yaasaway

q f qpm :

• F s –

•  a – gr303 / v5.2, isdn Pri, t1 cas/e1, siP, MgcP/ncs

• s py

• ry y

• iMs mp

• P py / p .

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10

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

4.2 W e e iel cpes

fl m Pl?

o y p y f fm y

p p p

p y f mp

. t y y p y

, b m f

ff p p p. B pp p

asaaayssa

, m p p, m-

p p b, fy

. t ff y f

y y .

 a fm m p pp f

f m p. a m f f

y, p m

y p, - mp f

b p. i mp -

m m pp pp p p p fm pm,

ym pym ,

mm, mp .

t pp

ppp py p

m b. Fy, p f y

y, pm f y pb, -

m p f f mp m p.

sm f y mp f m p :

Cent Deploment Statistics and Acitecte

• nmb f – ,

• c

• lata

• r e ifm

• n dm

• t

• tp

• s

• gy / dlc

• vm

• ss7 a

• tdmaas(dAcS,)

• e

• d

• c r

• l bb

• B pfm

• iy / oss ym

Poposed Deploment Acitecte

• tp

• s

• t

• r e

Poposed Migation Plan / Acitecte

• c mb m pp:

•p 

•e

• d m pp

• M p p:

•tp

•pysadAcSas 

•csa 

•tbkss  

•Ssa 

•Sasa,wkas• l / m m

• nmb mm / p p

• P c – y ?

• clli c

• d nxx b -m

p?

• B p p f pby

• c b p – f

• iya–uasaayas

p

• Saaas

• c mm

• eqpm p pp – by y

qp. c qpm b y m?

 Align and tain esoces – intenal and extenal

Identif ke isks and dependencies

Capital and Opeational Expenses

Poposed timeline

B m p p f

fm y p y f,

, b. app B mp f

b f m b.

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11

Migration to a next-generation architecture

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4.3 W des tpl m tele L Le?

masaysays 

mpy f m. w b

p; M d ay,

e, dmm. sm

b, f by g

m b p.

4.3.1 M d ay P

• M ay – mp , ,

m qpm fm. d

p f p, , ,

.

• c h-l tm M d

psa–sa,asa, 

m, p.

• caa/oaaesAayss–aa

mp f p, , , , b,qpm .

4.3.2 e P

• Fb / tp / B – b,

a,saa/a,bs.

• em / i / w – qpm ,

b-, b qm.

• cpy Mm / n P / 

i am – f,

k,aas,a

, , p

, , , .

• s – , m

p , f b.

• d / iP e / dpm e – qpm

, p-b, f pby ,

ss7 mpm.

•  a / c d – b, ,

m , p-b, p.

• oas–assswaksss, 

, qpm -p, m .

• c cmm – bb mm

, m f, mp mb,

fy y , fy f .

• t / B / M – , f,

as,aasswa,aaas.

• op spp sym / B imp – m

y ym , m p,

ym b mp,

qpm y.

• M P – m m , m

4.3.3 dmm P

• e – y ,

mm .

• em / w – m qpm,

mm b / p, m qpm

m / / f / .

• raesa–saaas,

p , f m / p ,

b .

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12

Migration to a next-generation architecture

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MIGRATION PHASE(24 days)

ENGINEERING

DECOM

(20 days)

ENVIRONMENTAL /

WAREHOUSE

(20 days)

REAL ESTATE

(20 days)

AGGREGATION / CIRCUIT DESIGN

(55 days)

CLIENT COMMS /

COORDINATION

(20 days)

TESTING / BILLING

VALIDATION

(20 days)

OPERATIONAL SUPPORT

SYSTEMS / BUSINESS

IMPACTS (29 days)

ENVIRONMENTAL / INSTALLATION / WAREHOUSE

(55 days)

CAPACITY MANAGEMENT / NETWORK PROVISIONING /

INTERCONNECTION(60 days)

SWITCHING

(50 days)

DATA / IP / DEVELOPMENT ENGINEERING

(64 days)

MARKET DESIGN /

ANALYSIS

(27 days)

BUILD TIMELINE /

PROPOSAL

(27 days)

CAPEX / OPEX ANALYSIS

(27 days)

FIBER / TRANSPORT / BACKHAUL

(36 days)

Day 120 Day 13

arket Design and

Analysis Phase

Execute Phase Decommission

Phase

Day 80 Day 90 Day 100 Day 110Day 40 Day 50 Day 60 Day 700 Day 10 Day 20 Day 30

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13

Migration to a next-generation architecture

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4.4 hw d i vle m aee?

eff m q y

. tm p f y bb

fy py m

m f

y bb.

i ppy f y bb mp

y f y

y pfm. a p ,

-p bb ff y q mp

y. o mp f f fy

mb, p mp py

mpp fm y y p

b p f. t ff f

p m b y. of

m f y b b f y

f y mp y bb b. i m

, f f y mp

my my b p fpfm; mp y p b pp

pm f q f.

 a y p f qy ff

f y p ff. t b mp

m ffy by -by- f f. t

f p y y ,

m f f,

y b ff. if ff

ssbawssa 

b mm y

bb b.

if y p ff f ybb y b m f

pfm, ppp m m p

y m pm. typy p

mp f pm, p, pm, ,

y mp. h p

f, m

fy, p m m

m ffy y m p b m.

v fy

fm f y tdM

pp by f

s.Ysasaa f m :

• law(uS,ssacAleA,

cmm a f l efm a

• lababy(lnp)–cayssw 

sya?

• l c r – p pp

y f?

• eq a

• eyass(..e911uSas)

• tdM p p – gr-303 v5.2 –

fy b p

y f

• tdM p – t1 cas / Pri / e1 / MF

• ss7 / c7

• siP

• iwk(..Ain)aay

• r b p f

• PBx mm

•  am

• v m – m

• P py – p y

p ff mpm f f?

• B / M

•  am / sym M

• P – q

pp – soaP/xMl, corBa, .?

t f, , f

y f y m p.

i ppp ff m p f

m y mp m m

m m f y bb. t

wsswbsayss,

y p , y

ff fmy p qpm.

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14

Migration to a next-generation architecture

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4.5 hw d i Ese s Pje s Sessl?

i m y m p f,

mp y p f.

• M m f y

• l f mmm b

• B p

• M- m

• M p p, p

b .

w b b p mp f

fy f y

bb. t m b

f f pfm

pp m y bb.

B f m ff, p m-

m y p

. i y mp y p m

f

b ppy

b f f.

t b /

y p m py fy p

q p y p-

m f.

 a p m

p f p y. t

b b y fm m p b

y p. t b y

b m mmm p

p pp m,

p .

u y mm y

qm y mp y

a.Yby-asas

p py p. t p

y pfy m

q, p f m, m-

fm. if , y

p y f p

p y p .

ify m m ff y

y pb p y p

. t b fy f

py py. emp f

m f m m

py y “” b.

Inteconnection negotiations and aangements

• s f b y, pyf b b

• l y p f

• typ b 60 b y

Ne tnk bilds

• s f b

b 30 b y

SS7 / C7 design – point code pox, point code saing.

• rq p

• n m. Fy y,

-,a

• B y y m m

CO bild

•  aq p, p, hvac

ssay–(ssaaa?)

Sece o bild backal / tanspot

• Fb b -m b b

• s p b y y .

•i p b?

•iss–sys? 

•ts 

•p 

•cywk

t m y p y

m. i pf p f p p m m

f . o m b y m-

b y y m

f y qy pb.

4.6 hw d i Eee m des?

c m f f y p,

y y m; y -

y fy. cmm pmpy

y pp p, p

y p,

y mpy.

M p y ff fm m p

y ypy fm mp y mpy.

ny y pm m p.

B f , y p

f pp b . app c

p p f p

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Migration to a next-generation architecture

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ypy m p.

i mp mmb p y

m f m p mpy

wyass.Ybabaa

p p f m

pf m p m-

aas.tasbb

b m pp p f y

b b. t p b b p:

• Planning assistance and poject management

• IP netok design

• Migation eent engineeing sppot

• Post-ct toblesooting

• Cstomized tools fo sbscibe migation

• Tanslation sppot

• OSS integation assistance.

t f pm mp by p

pmy pp f p fmy

qpm, y q, b b

aasas.Kys

m p, p

m , , p.

M p q m f

mp p pp. a

my m b , mp mmb

f . F, m f ff p p

m f m .

S,aaasasyasasbsaswabs

f ff, m p pp ,

p m f, b y

. Fy, f m mm mp

y bb b b by pp

mpy.

imPLEmEnting a SuccESSfuL nEtWork migration

iMPleMenting a successFul Migration is an exercise

inpAYingAttentiontothedetAilS.thereiSAdirect

correlation Between the tiMe and eFFort sPent in

PreParing For a Migration and the ultiMate success

 and seaMlessness oF the event. this work oF PreParing,

plAnningAndSchedulingiSnotneceSSArilYcompli-

cAtedorchAllenging,ArmedWithAfAmiliAritYofthe

stePs involved, ProPer attention to detail, and the

neceSSArYtimetocompletetheWorK;migrAtionS

FroM siMPle switches serving several thousand

suBscriBers to Massive Migration Projects oF

several hundreds oF thousand suBscriBers can Be

 AchievedWithminimAlimpActtoYourcuStomerBASe.

i f p

m. w mp

y m bb m-

p, m f m

m . w b f m-

bb , y p ffy

mm m y m b.

5.1 hw d i Pl Sele m Ee?

t my p f m .

typy p m py

f b m. F mp,

m f by , by , by .

M by m f y fy m. of

, p fb m

mp y mb f bb. M

by ypy y f m

y p , f

p. M by b m

mm y bb b. i

p, p m py p f

. dp y f y ,

pyy m p ds3 m ff ds3,

y p b m m

m m. M by mm y

saaa.

t f m b

mb f bb , mb f

m , mb f py p

ds3. v m f m m

sssaas.

h b m p fmy y

f , f y pp, y

yss,aaayyaa.o

m b f :

• esaayaby 

bq p

• Sa

• B

• tm pp b m

• l – m p m

• sm – m fq m

• l f fmy qpm p

• Py / m p – qy

b ?

• op f p m .

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16

Migration to a next-generation architecture

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 a b y pp m p

m, p y p, p, y mp p

f y m . My p

waawsbsb

m f f bb p

bb p. Fm y mp p y

by f f mmm m fsasbsbsayysbsbks.

5.2 hw d i me Se m d s ae?

cmp m bb p

m p y .

cy fy bb m

p f m f y m

y f p f y

oss, B ym,

qpm. a p f

, p q ppy p

f m

aabak.

t f m b- p f

bb y p y f y

baks.gay,aasss:

• op spp sym – m fm,

bb , fm

• laySwdaa–a,as,

qpm, ds1 fm

• Pp eqpm – fm,

tp , p, , dlc, .

o mp y fbb b , b ,

aaas.tsssaa

mp by f y bb m

. n, y b

p p f p p m

. i mp p m f p

p .

 Ayasasbsbaa

asaaaaaas

, y :

• p

• swasss–dS1s,oe

• – m b y

pp m p

t f m p b

f f p, b p

  p m .

5.3 hw d i me Pe-bl tes?

o y bb b mp

m p-b my f m f by pb. F bb b y

f, b dacs ,

y p- pb. i y

y,ksaas-bs

pb. iy, b b p m

m fm , p,

p y m .

i f pb y f p

p bb .

F m p-b mpb. F ,

q b m

f f m.

B bb f

,saassas,

p m . of,

y b my

b b p p m .

tssaaassssay

bb m b m. t mp

f. F, p- pb; ,

dlc b y. s, p

m f m m p

f b y p

py . Fy, mp

y .

 Aasazaaaass

mb bb-- p

m . i mp p- mb

p m f . t m

f m y p m m mp.

i mm y dlc, bb

ds1, y py bb p,

aaas,sas,.

5.4 hw d i nee feeze Pe

ce Ls me ces?

 a f p m b y

asaswawkkskawy

mp m . iy, m p b

p f m, b y – b

y f y – f p y

m f y. a f mb, y

f p pb b mp y

b bb b.

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17

Migration to a next-generation architecture

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ef f p b bm y

q p f y mpy.

ufy, f y b

p f p pp ,

ff mm y.

 a p f y mm p, b p f

my f p m . c f

m- , f, q

b f -m . op y f

fm fm y y . t

b pp f p m.

5.5 W s e bes W tell m Sses?

w m p m

b pm m, ,

p my p q ppy mm

y m b b y mpy y .

 a y b pm m mpbs-aa.tsaa 

y p f ,

p. t m by

abyywwk.d

y mpy, b p- y

f fy y my ff

y f pfm.

w mm y bb, y

p p. i

f f fm f

yaskss,aayay

b p p.

tasbsbssyayy

b p pp ym. cmp m

m f m, m f

,saa.iaa

syssaaaab,-aasaas

ff m f mm. Fy,

y y bb

b f.

5.6 a few fl ts bee m d!

M p m p y p-m pp

say.esayssaas,s

aaassasaay 

p m f f-. P p p f

m bb b f

. By f p, mm pb. c m y f p

b- p.

F-p m y b y

fb y bb m .

t fb mpm y p,

mb f m b f

f f m . i pfy b

1% f – m b

m . w p pp

y b 0.1%.

dp m MoP m

wasksawyasaaa

p pp f m. app c f m

y y MoP. B

m y m

, pf f y MoP ppp

f y f. rmmb pmy

askssasaaawwas,asw

, y b- p y

bm y.

t p, p m m f

p m y pb p. l

y f y p mp y p

m, pp p fm .

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18

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

Summary 

 a next-generation network Provides greater core

redundAncYAndfAulttolerAnce,reducedexpenSeS,

 AndgreAtlY-SimplifiedoperAtionS.SuchAnetWorK

offerStheflexiBilitYtomoreeASilYBuildAnd 

deploYneWconvergedproductSAndApplicAtionS.

inAdditiontotheSefActorS,mAnYServiceproviderS

 are seeing the wisdoM in standardizing on a 

reliaBle and FlexiBle iP inFrastructure that will

enaBle their Business to continue and grow within

 a viaBle, Future-ProoF, long-terM Business Model.

sm m fm y qpm -

mm mp y bb

b y b. appp p pp

y y . i mp f

m y :

• deelop a good plan

• proveitnancially 

• sell it intenall 

• team p it a stong patne

• oganize o esoces

• cae fo o sbscibes

• pe-bild and atomate pocess

• test, test, and test again

• commnicate cleal and obsessiel.

caSE StudiES

hundreds oF service Providers worldwide,

FroM tier-one carriers to regional indePendent

 and caBle oPerators, have adoPted Metaswitch

solutions. Millions oF suBscriBers are served

BYmetASWitchdeploYmentSinnorthAmericA, 

euroPe, cariBBean/latin aMerica, and the asia-PaciFic region.

 a M, ’ y p f f m.

t m f bb

by M b. o

m fm, b mm,

b m b mm

p by M.

w y b y p y

M m m

b y p f y f

. c M y

mmy f -m pf

p y. t pp b

, y , p

pm. t m y .

twasssass4sssw

m - M.

7.1 IT&E: GrOwING wITh GuAM

how it&e oPtiMized its network and Brought real

telecoM coMPetition to guaM

it&e, 28-y- 212-q m us

y M , samaswy.fs,sy

m . s, b y

f p f , Pcs

i by ff iP-b

wssiaasssa

b m. it&e ppy pm

m ff

.

r y p://.m.m// 

-/--y

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19

Migration to a next-generation architecture

© 2011 Metaswitch networks. all rights reserved.www.Metaswitch.coM

7.2 MOuNTAIN rurAL TELEPhONE COOPErATIvE:

 A CASE STuDy 

BuildingASecureipnetWorKfordeliverYof

tripleplAYServiceS

cmm mp f my

- y p . t y fm c

M f m f mm

fm f p n dMs M

pfm f M r tp cp, ky

b mm p. M tp

b qpm/ m y

asby,aawbab

y mp ff m

p mp. M y f y

p pf. i

b b M py f

f viP, y tdM -

py , p . t iP b p h sp d, B

iP M v, v dm, M e

f .

r y

p://.m.m//-/ 

m--p-p--y

7.3 ONE COMMuNICATIONS: A CASE STuDy 

Mergers, Migrations, and Metaswitch: how one

coMMunications Built its next-generation network

Fm m f pm clec, o

cmm fmy

p . af

, M mm pfm

f mm b

m m fm y- y .

t f , M Pf

s p y f m ,

p mm, m-p,

pm, ,

b pp. t M b f

pfm pp y f

f b b

m.r y

p://.m.m//-/ 

-mm--y

7.4 TCT: A CASE STuDy 

hoWArurAltelephonecompAnYtrAnSformed  

itSelfintoAcompetitiveipcommunicAtionScompAnY

t y m fm f tct, , y

y f- ioc f

- - y mp

y’ mm m. w’ y

M’ - f

y M y p

m mp . a y p f tct’

fm fm y tdM-b y

iP-b y f

M’ vP3510 f . w

y l 5ess tdM m

2004, tct m

mpm f-b ,

M m .

r y

p://.m.m//-/ 

--y

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Migration to a next-generation architecture

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 aPPEndix a: mEtaSWitch ProfESSionaL SErvicES

deploYingneWtechnologYcAnBeAchAllenge–

oneYoudonotWAnttofAceAlone.thAtiSWhY 

the Metaswitch ProFessional services teaM is

 AvAilABletoAugmentYourinternAlcApABilitieS

 AndenSurethAtYournetWorKrollout 

is successFul.

w y pp , p

mm, mm, m pm,

p. t M Pf s m

ff by m f m -p

f M p py m

my py pb.

maswsba“szsa”aa.

ey q mb f qpm

q py, y m’ p

m q f p b p

my y. M mpy, y p

wssbasabsssbs.

F , ff b f p

b mb m

mpm y - pb m y

yabbssy.masw’s

Pf s p fm f b

b f pym. t

m mb m pm m

yss.

Pje mee - mesw wll

ss pje e elp esee

eple e pl se

ple. te pje e 

wll pl, e ep pje

es elp ese sess.

z iP new des - mesw epes

wll pl e pl es

ew ees ew

es ew elees.

Sse m - mesw s

eese epeee sses we e le

clss 5 swes mesw. ts see

wll pl, pe ls spp

sse s mesw.

PStn fles m Spp - ts

see pls spps e

es PStn les, l SS7 ls

mf, Pri, iSuP SiP ps

l w e ele sls  

le sw e mesw.

E--E Eqpe ve -

depl l-e ew e

lle. mesw s seel es’

epeee s sessl,

pe spp w ll spes

e es w es pls

es es ews,

sses w e es.

tee Eee Spp - mesw

wll ss epeee eee lespe e ss, l spp  

j es, eslse pel

pees eles, eelpe

s-l ls.

cs appl deelpe - cs

ppl eelpe pes e l

l mesw ps ee  

e eqees, eple

sz ll es.

me Spp - ts p les

ep pee

lss, p ses p

denition,toensurethatyournewservices 

e pll pse e e e.

4

5

6

7

81

2

3

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Migration to a next-generation architecture

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 aPPEndix b: rESourcE PLanning

tYpicAlroleSAndreSponSiBilitieSforthemAjor

groupSimpActedBYorinvolvedinAmigrAtion

Project are detailed Below.

Tanspot / Fibe Engineeing

• g y p f pp m

• d mpm f f

• maassaaa

• M y f p m q

Enionmental / Installation / waeose

• Py mpm f

• s/c cFa/sp/P/eqp

•  am d

• Pots m – dlc / Blc

Sstems / Sitc / Deelopment

• M, p, , mpm

s f

• c f p f

• P b m

• P, mpm qpm

• P, mpm

• t mp f y• w 3 py

• e mpby

Capacit management

• P m y

• M m y

• t p f y p m b

Tanslations / Netok roting

• g y s t

r P

• P, , mpm t

r P

• c b - f

ilec

Netok Planning / Poisioning

• naeoiaailec 

i d

• o m -p f y q

• M y m q p

f m

• P y q Fy

• i

• c f y m ds1

Cstome Seice / repai

• g p m fm

aaass

• P m m

• M b b f

• M b-m p y

qpm

Cicit design

• c bb

• v / tdM p

•  a m

(pvcadS3,dS1,dS0)

Billing / mediation

• i f qpm b pfm

• t p

• c f b pppy

m

• M - b f / f

OSS–backofceprocess

• c m m

• c m

• oss m – , y mp

s–s,oSS-aaaa

Data / IP engineeing

• g y iP / qm

• P, mpm m

• S-sipwksa

• ry Qos

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Migration to a next-generation architecture

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SS7 / voice mail

• g y ss7 f qm

• P, , mpm ss7 m

• c p f y

• P ss7 m f p / py

• d p f m m

Opeations

• F

• Pp p-

• c m – f

Netok Seillance

• i f m f y

• P m pp

•  a p p

real estate

•  aq p y

• dm ppy

• F p

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23

Migration to a next-generation architecture

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 aPPEndix c: migration EvEnt moP

Pelimina Tasks

• cmm m

• eb f p

• c :• iasa 

• oas 

• 3ay 

• ts

•  am – f. b, , .

• c / b /

• db

• Py p-b

• v – , ,

• r m-

• ep / p

Pe-migation tasks – eening of migation eent

• Sysbaks/syssass

• up f

• rm y py p pp f

•  a Pri / idt f

• vfy m f qpm ds1

(asa)

Migation Eent

• M p – m py

• i p /

• vfy ds3, ds1, dlc t

• pasass

• P qpm

• vfy

• vfy m m p- p

• e bp / f sPs

Contingenc Plan

• F b-

• P b-

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Migration to a next-generation architecture

contact uS

Metaswitch networks

100cS,e  

en2 6BQ, uk

p +18887551793+44(0)2083661177 

em @m.m