2. Contents
Introduction
How to Access Internet via Cable
Network
Cable Modem
Work Of Cable Modem
Hybrid Adapter
Support for Multiple PCs
Advantages & Disadvantages
Conclusion
3. INTRODUCTION
Internet 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.
4. 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.
5. 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.
6. How does it connect
Ethernet 10BaseT is emerging as the most
predominant method.
7. How Cable Modem Is Work
Your 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.
10. Support For Multiple PCs
A Cable Modem can provide the
Internet access to multiple PCs, if they
are connected via LAN.
Using Ethernet hub or Router.
11. Advantages
High-Speed Internet Access
High Availability
High bandwidth to low cost
No new software is required
Always on Connectivity
No reconstruction of cable system is
required
12. Limitations
Traffic congestion on the net
Higher security risk than dialup
connections
Always on Connectivity
Usually tied with cable TV subscription
13. 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.
