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G EIE

()

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EE EEC ED

F

.

B I .

A , I ,

.

Broadband

Mobile

Fixed

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B CEAI

KC

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G

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B 11 % 38%

E

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A &

INET

otherD

ata

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PLMN

PSTN/ISD

N

CE EK CEAI

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BE F EIIG EK

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,

/

B, ,

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), , , .

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EE ED I FIED EK

F GH

F EDCIG E AAIGAE (0.8% 1.1 % )

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A EDCED I 275

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EA EIEE

F

F

& I (CAE)

& (E) &

C

G A

A

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CE EIEE

B

F /

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ED EIEE

()

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I

CEGECE

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E GEEAI EK

G

E GEEAI EK

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Gateways

Internet

Wireless TelephoneSystem

Workstation

IntegratedServicesOver IP

Workstation

Evolving towards IP Communications

G (G) D

E GEEAI EK

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E GEEAI EK

The NGN aims to build up an integrated network,through which any customer can access

Any service

at Any place

through Any device

at Any time.

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Device agnostic Service agnostic Access &Location agnostic

E GEEAI EK IIFIED DE

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, , , B

(

)

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CHANGING

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C

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D

D

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G

,

CHANGING SERVICES SCENARIO

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ADAAGE F G EA

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, , , ( )

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ADAAGE F G E FIED EK

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H ?

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A

I G

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/

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C C' I

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G DEFIAI

A ,

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What is VoIP ?

IP used to deliver digitized voice(or similar time criticalinteractive services) over a managed/unmanaged

network. (Local Area Network, Wide Area Network,Internet)

Internet Telephony

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DEIFIG FAC AB G

,

/

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C I/

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G

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