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Name -Name - Branch -Branch -


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5 ESS5 ESS

SWITCHSWITCH


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History of mtnlHistory of mtnl

MTNL (Mahanagar Telephone NigamMTNL (Mahanagar Telephone NigamLtd.)Ltd.)

Was consitituted in year 1986Was consitituted in year 1986 Previously it was a governmentPreviously it was a government

organization under the departmentorganization under the department

of telecommunicationof telecommunication


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1986 2006YEARS

MILLIONS

EQUIPPED CAPACITY AND

SUBSCRIBER BASE(MILLIONS)


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Services provided by mtnlServices provided by mtnl

Cell connection of gsm dolphin postpaidCell connection of gsm dolphin postpaid

Cellular connection of gsm trump prepaidCellular connection of gsm trump prepaid

Wll ( cdma) garuda-fwWll ( cdma) garuda-fw

Wll cdma garuda mobileWll cdma garuda mobile

Internet servicesInternet services

Dsl (distributed subscriber line) broadbandDsl (distributed subscriber line) broadbandinternet Tribandinternet Triband

Vpn (virtual private network) through bsnlVpn (virtual private network) through bsnland vsnland vsnl


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Services by mtnlServices by mtnl Customer careCustomer care Billing assistanceBilling assistance

1661 services dial and get fortnightly meter reading1661 services dial and get fortnightly meter reading Payment through pay-in-slips mtnl, delhi has launched a scheme for thePayment through pay-in-slips mtnl, delhi has launched a scheme for the

benefit of customers for payment of telephone bills through pay-in-slips.benefit of customers for payment of telephone bills through pay-in-slips.

Customer care centreCustomer care centre

Network of customer service centres for single window solutionNetwork of customer service centres for single window solution Sanchar haats (telemarts) for instant connectivity and shopping experience.Sanchar haats (telemarts) for instant connectivity and shopping experience.

Customer service management system(csms)Customer service management system(csms) Interactive voice response system ( ivrs)Interactive voice response system ( ivrs) Online directory enquiry serviceOnline directory enquiry service Integrated services digital networkIntegrated services digital network HotlineHotline Call forwarding /call transferCall forwarding /call transfer BroadbandBroadband Telephone servicesTelephone services I-NetI-Net


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Telephonic CommunicationTelephonic Communication

Telephony is a branch of line communication thatTelephony is a branch of line communication thatdeals with the transmission of spoken messages.deals with the transmission of spoken messages.

Parts of telephonic communicationParts of telephonic communication

Telephone:- A telephone is a device thatTelephone:- A telephone is a device thattransmits and receives speech at a distancetransmits and receives speech at a distance

Telephone Transmitter:- It is a transducerTelephone Transmitter:- It is a transducerconverting sound energy into electrical energyconverting sound energy into electrical energy

Telephone Receiver:- This does the reverseTelephone Receiver:- This does the reversefunction of transmitterfunction of transmitter


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Networking DevicesNetworking Devices Hub:- A Hub is device that controls the traffic toHub:- A Hub is device that controls the traffic to

the network, not every device plugs into thethe network, not every device plugs into the

central hub.central hub. Modem:- Modem is device that is used to convertModem:- Modem is device that is used to convert

digital signal generated by computer into andigital signal generated by computer into ananalog signal to be carried by a public accessanalog signal to be carried by a public accessphone line.phone line.

Types of modem:Types of modem:

-external modem-external modem

-internal modem-internal modem

-PC card modem-PC card modem

Router:- An internet is a interconnectionRouter:- An internet is a interconnectionof individual networks. To create anof individual networks. To create aninternet , we need interconnectinginternet , we need interconnectingdevices called routers and gateways.devices called routers and gateways.


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HUB

HUB

HUB

HUB


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TELEPHONE

NETWORK

SWITCHING

STATION

SWITCHING

STATION

MODULATOR

DEMODULATOR

MODULATOR

DEMODULATOR

M O D E M

M O D E M


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ROUTER

ROUTER

RING

RING


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TELE

PHONE

D.P. CABINET

MDF

SWITCH ROOM

A

B

S


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5 ESS SWITCH5 ESS SWITCH

5 ESS Stand for fifth generation electronic5 ESS Stand for fifth generation electronicswitching system.switching system.

The 5ESS Switch is a digital exchange thatThe 5ESS Switch is a digital exchange thatcan serve as a local (lines), toll (trunks),can serve as a local (lines), toll (trunks),tandem (lines and trunks) or internationaltandem (lines and trunks) or internationalgateway exchange depending upon thegateway exchange depending upon thetype of switch.type of switch.

The 5ESS Switch is most flexible digitalThe 5ESS Switch is most flexible digitalexchange for use in the Global Switchingexchange for use in the Global SwitchingNetwork.Network.


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5 ESS SWITCH HARDWARE5 ESS SWITCH HARDWARE

The 5ESS Switch hardware is dividedThe 5ESS Switch hardware is dividedinto three major types of equipmentinto three major types of equipment

modules with each of them involvedmodules with each of them involvedin varying degrees in setting up andin varying degrees in setting up andtearing down of every call:tearing down of every call:

Switching moduleSwitching module

Communication moduleCommunication module

Administrative moduleAdministrative module


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Features of 5 ESS SwitchFeatures of 5 ESS Switch

High reliabilityHigh reliability

Multiple applicationsMultiple applications

Modular designModular design Market leadershipMarket leadership

WirelessWireless


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5 ESS SWITCH APPLICATION5 ESS SWITCH APPLICATION

Local ExchangeLocal Exchange

Toll ExchangeToll Exchange

Gateway ExchangeGateway Exchange

Operator service position systemOperator service position system

Integrated services digital networkIntegrated services digital network

Signalling transfer pointSignalling transfer point

Services switching pointServices switching point Mobile switching centerMobile switching center


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THANKTHANKYOUYOU

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