Bsnl ppt-by aswin.ppt

Training report On Bharat Sanchar Nigam Ltd

ASWINKUMAR.RECE -PRE Final year

Company Profile

Head Office

AN Introduction Of Bsnl TypeCommunication Service ProviderAvailabilityCountrywide except Delhi & MumbaiOwnerThe Government of IndiaFounded19th century, incorporated 2000Websitewww.bsnl.in

Industry Information

Sector Communication

Industry Telecommunications

Financial Highlights

Fiscal Year End: March

Revenue (2009-10): 32,045 Crore (US$7.15 billion)

Employees (2010): 299,840 (March 31, 2009)

Key People Chairman & Managing Director: Rakesh Kumar Upadhyay

BSNL Services Cellular Service Basic Telephone Services Internet 3G Intelligent Network IPTV VVoIP FTTH Leased Lines Helpdesk

Exchange• Equipment which effects

interconnections of telephone is known as switching equipments.

• The switching centre, which houses the terminating & switching equipments is known as telephone exchange.

Types of exchanges:

1. E10B (Electronics 10 Binary)2. OCB (Optical cable B)3. 5ESS (5000, Electronic sub-

subscriber)

 Typical exchange consist of following sections:

MOBILE SECTION

MDF

TRANSMISSION SECTION

MICROWAVE

POWER STATION

BROAD BAND

COSTUMER CARE

SECTIONS

Mobile section

The Basic Transmission Procedure: 1. BSC: Base Station Controller2. BTS: Base Station TRANSCEIVER3. MSC: Mobile Switching Center4. HLR: Home Location Register5. VLR: Visitor Location Register6. AUC: Authentication Center7. EIR: Equipment Identity Register8. SC: Short Message Center9. OMC: Operation and Maintenance Center

This section has two parts: GSM CDMA

MDF

MDF stands for Main Distribution Frame.

It is divided into two parts :

VDFHDF

Transmission sectionThis section deals when a caller picks up the receiver, gets the dial tone and how the call is made and processed.

Caller D.P. Pillar

MDFExchange

TAX Exchange MDF

PillarD.P.

Receiver

The call is transmitted from telephone to

Power station

The main parts of Power station is:

Batteries

UPS (uninterrupted power supply)

Charging –Discharging unit

Inverter – Converter unit

broadbandAny data access rate more than 2Mbps is considered as broadband access.

Equipment's required in customer premises are •Filter:- The filter separates out the signal for telephone. (Called as Splitter)•Modem:- The modem directs the signal to PC and TV.•Set Top Box (STB)- The STB converts the digital IP based signal to a form compatible with the TV set.•PC and TV

Customer care

Access round the clock help at following toll free numbers• Dataone Broadband '1800-424-1600'• PSTN Call Center '1500' (in select

states)• Sancharnet Help Desk '1957' • CellOne all India Help '1800 180 1503'

or '1503'

All BSNL Customer Service Centers (CSCs) remains open on all seven days from 8.00 AM to 8.00 PM without any break for all activities.

THANK YOU