Telecom Training PPT

8/21/2019 Telecom Training PPT

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Telecom- Overview


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2

Index

Basic Telecom Network

Access Network Switching Network OSS/BSS Stack eTom

Matrix Architecture


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3

Basic Telecom Network:2 subscribers

Customer premiseEquipment (Telephone)

Transmission media


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Basic Telecom NetworkSpeec conversion

Speech

Electrical signal

Equivalent to

speech


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!

Basis o" Telecommunication Transmission

Speech, Video etc are con!erted into e"ui!alent electrical signals at

the #ustomer $su%scri%er& premises $source&

Telecommunication networks carr' electrical signals o( speech, !ideoetc (rom source to destination

At the destination, the electrical signals are con!erted %ack intoe"ui!alent speech, !ideo etc


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#

Basic Telecom Network:3 subscribers


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Basic Telecom Network:$ Subscribers

A mess ?


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Basic Telecom Network: &entral switcin'"acilit(

Local

Exchange

(L.E)

Better Alternative


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Basic Telecom Network:&entral switcin' "acilit(-cont*d

L.E

L.E

T!pical "et#or$ in a metro

cit!


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es &onnection o" ./s

LE

LE LE

LE

LE LE

LE

LE %ess!


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&onnection o" ./s tru Tandem

LE

LE LE

LE

LE LE

LE

LE

Tandem

Exchange


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Basic Telecom Network:&entral switcin' "acilit(-cont*d

L.E

L.E

Access "et#or$

S#itching "et#or$

Bac$&one


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Buildin' Blocks o" a Telecom Network

S#itch S#itch

S#itch

S#itch

'AB

Access "

Bac$&one

Access

S#itchingBac$&one Core "et#or$


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0ccess Network


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+!

1at is an 0ccess Network

The part o( the Telecommunication Network (rom the

Su%scri%er $#ustomer premises e"uipment& to the Switching(acilit'

T'pes o( Access Network)

#opper ca%le

Optical (i%er


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+#

0ccess Network

*ssues

Attenuation o( electrical signals with distance Needs +epeaters $Ampli(iers& (or %oosting signals at speci(ic

inter!als

+ight o( wa'$ ermission (rom -ocal authorities& (or digging andla'ing Access Network


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Switcin' Network


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+%

Switcin' Network

.hat is a Switching N.

That part o( a Telecom Network which connects to the Accessnetwork and 0switches1 calls to the desired destination $in Access

N.& as per dialed digits2


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+)

Switcin'- Numberin' plan

L.E

*+*

*+,

*+-

*+

*+/*+0

*+1


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2,

Switcin'- Numberin' plan- cont*d

,+

L.E

*+*

*+,

*+-

*+

*+/*+0

*+1 ,*

L.E

*+

,**+.

L.Es are mostl! Computer

Controlled no# a da!s


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2+

Switcin' Network

Basic 3unctions o( a Telephone switch

Terminate all Access lines

Send dial tone $ when su%scri%er li(ts the telephone4 5o(( hook1& +ecei!e digits (rom su%scri%er telephone Anal'6e digits Switch 7 +oute the call to the correct destination as per digit anal'sis +ing the destination telephone

+ecord charging in(ormation (or %illing #lear the connection when su%scri%er disconnects $ 0On hook1&


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National .on' istance Network

TA

TA

TA

TA

LE

LE

LELE

LE

%um&ai

2elhi

Chennai

3ol$otta

**

,,--


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23

International .on'distance Network

LE

TA

TA TA

TA

LE

LE

LE

4nternational 5ate#a! (456)

%um&ai

'une"agpur

%um&ai


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International .on' distance Network

LETA 456

456

456

2omestic

"et#or$

(7SA)

2omestic

"et#or$

(7SA)

Domestic

Network

(UK)

Domestic

Network

(UK)

8* (4ndia)

*

0044 xxxxxxx

xxxxxxx


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2!

International Telepone Numberin' sceme

9 8* ,+ 0/,-*-:

4nternational

're;ix

Countr!

code

(4ndia)

Area code

('une)

Su&scri&er

"um&er


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2#

OSS BSS Stack


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2$

OSS BSS Stack

Bill 5a(ment &ollections Back O""ice Support&ustomer Support Order &apture

ealers6rontO""ice

&all&enter

I78S 5a(ment&enters6rontO""ice

ediation

&8

INService 0ctivation

Order ana'ement

/0I

Billin'

5oint o" Sale

Network /lement

Network 'mt9

ealer&ommission

ata wareouse

/85

Intercon9 Billin'

6raud 'mt9

irector(Services

8evenue0ssurance


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2%

e TO


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2)

1at is eTO

*t stands (or /nhanced Telecom Operations ap

*t is a %usiness process (ramework ie a re(erence (ramework or model (orcategori6ing all the %usiness acti!ities that a ser!ice pro!ider will use

*t is part o( N8OSS initiati!e

1( is it a business process "ramework

Because its aim is to 4

#ategori6e process elements and %usiness acti!ities so that these can then %ecom%ined in man' di((erent wa's

*mplement end4to4end %usiness process like (ul(illment, assurance, %illingwhich deli!er !alue (or the customer and ser!ice pro!ider


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3,

se o" eTO

Service 5roviders

Ser!es as %lue print (or process direction

Telco *ndustr' standards neutral re(erence point *nternal process reengineering needs artnerships 7 Alliances 8eneral working agreement with other enterprises

Suppliers

Outlines potential %oundaries o( rocess Solution

+e"uired (unctions, inputs and outputs that must %e supported %' processsolutionTool

*denti(' redundant %usiness processes 7 eliminate duplication *denti(' gaps Speed up new process design


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3+

eTO 6ramework


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Bene"its o" sin' eTO 6ramework

Makes a!aila%le a standard structure, terminolog' 7 classi(ication (or descri%ing%usiness processes and their constituent %uilding %locks

Supplies (oundation (or appl'ing enterprise4wide discipline to the de!elopment o(%usiness processes

ro!ides %asis (or understanding 7 managing port(olios o( *T applications in terms o(%usiness process re"uirements

*ts use ena%les consistent and high4"ualit' end4to4end process (lows creation withopportunit' (or cost 7 per(ormance impro!ement and (or re4use o( the existing

processes 7 s'stems

*ts use across the industr' will increase the likelihood that o((4the4shel( applicationswill %e readil' integrated into the enterprise at low cost


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atrix 0rcitecture

BT9s One*T enterprise architecture


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e"inition

The Matrix architecture has at its (oundation a set o( *T plat(orms These plat(orms will,

deli!er the *T capa%ilities re"uired %' the BT enterprise to run its %usiness in colla%oration

with its partners


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3!

;e( Ob: %illion per 'ear (rom?@@;/@ $compared to ?@@?/@& %' reducing complexit' in BT9s networks and s'stems and

streamlining %usiness processes


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3#

atrix 5lat"orm 0rcitecture

l


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3$

atrix /=uivalence 0rcitecture

*( we consider an order (or a regulated product,

the ser!ice pro!ider $eg AO-& would place theorder with BT (or the regulated product

The ser!ice pro!ider order would)

: come into BT !ia the #olla%oration lat(ormC

? %e managed as a customer order on the

#ustomer Management lat(ormC

%e decomposed into %ill o( materials on the

#on!ergent Operations lat(orm and the

ser!ice components (ul(illed as appropriate (rom

the Ser!ice Management lat(ormsC

D %e %illed (rom the Billing 7 a'ments lat(orm

The BT +etail customer order would)

: come into BT !ia the #olla%oration lat(ormC

? %e managed as a +etail customer order on the

#ustomer Management lat(orm

%e decomposed into %ill o( materials on the

#on!ergent Operation lat(orm, non regulated

products would %e (ul(illed as appropriate %' the

Ser!ice Management lat(orms, howe!er

regulated products would %e passed %ackthrough the

#olla%oration lat(orm now as a BT +etail

Ser!ice ro!ider order which would (ollow

se"uence :4D as outline in ser!ice pro!ider

scenario a%o!eC

D %e %illed (rom the Billing 7 a'ments

lat(orm

Scenarios

" i


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3%

Te Trans"ormation >ourne(

i 5 li 5 d ?& ll b i 5l " @


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atrix 5olic( 5roduct ?&ollaboration 5lat"orm@


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Tank Aou


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Telecom Training PPT