INTERNET ACCESS VIA

CABLE TV NETWORKBy

B.SURESH(09511A1202)

Contents Introduction How to Access Internet via Cable

Network Cable Modem Work Of Cable Modem Hybrid Adapter Support for Multiple PCs Advantages & Disadvantages Conclusion

INTRODUCTIONInternet is a networks of network(Global

n/w)A cable modem connects to a PC using

the same coaxial cable that brings all channels to your television.

India has a cable penetration of 80 million homes, offering a vast network for control the internet access.

How access the Internet using the Cable Network

Use the dial-up telephone services provided by your Cable Company in conjunction with a modem.

To use a Cable modem.

Cable Modem A "Cable Modem" is a device that allows

high-speed access to the Internet via a cable TV (CATV) network.

The cable modem attaches to computer through an Ethernet Network Interface Card.

It takes a signal from the computer and converts it for transmission over the cable network.

How does it connectEthernet 10BaseT is emerging as the most

predominant method.

How Cable Modem Is WorkYour Cable Company supplies you with a

connection to your home which in turn is connected to a splitter box.

One spur from the splitter box is connected to your TV through a TV Adapter, the other being connected to your Cable Modem, which in turn is connected to your computer through an Ethernet connection.

Cable modems can be part modem, part tuner, part encryption / decryption device, part bridge, part router, part NIC card and part Ethernet hub.

Splitter Box and TV AdapterHybrid Adapter :-

Support For Multiple PCsA Cable Modem can provide the

Internet access to multiple PCs, if they are connected via LAN.

Using Ethernet hub or Router.

AdvantagesHigh-Speed Internet AccessHigh AvailabilityHigh bandwidth to low costNo new software is requiredAlways on ConnectivityNo reconstruction of cable

system is required

LimitationsTraffic congestion on the netHigher security risk than dialup

connectionsAlways on ConnectivityUsually tied with cable TV

subscription

Conclusion

Cable TV has a strong reach to the homes and therefore offering the Internet through cable be a scope for furthering the growth of internet usage in the homes.

In future this technology will implemented by india.

Thank You!!