25-08-2017, 09:32 PM
INTERNET ACCESS VIA CABLE TV NETWORK
INTERNET ACCESS.pptx (Size: 211.77 KB / Downloads: 24)
Introduction
Internet data can be transferred through Cable
networks wired to the user computer.
A cable modem connects to a PC using the same
coaxial cable that brings all channels to your
television.
Cable Modem
A "Cable Modem" is a device that allows high-speed access to the Internet via a cable TV (CATV) network.
Free up phone lines
Always Connected
Cheaper
Advantages
High Availability
High Bandwidth to Low Cost
High Speed Data Access
Always on Connectivity
Disadvantages
Not available to all cable TV networks
Usually tied with cable TV subscription
Higher risk than dialup
Bandwidth is shared over the same cable line
Limitations
Cable connections are not available in every neighbourhood.
Because cable connections are Always on, one needs a firewall and activation of other security features so as to protect the computer