1. DIFFERENT TYPES
OF INTERNET CONNECTIONS

2. Is a private network that extends across a wide public network
VPNS
Is a private network that extends across a wide public network
It lets other users send and get data from each other
Vpns can provide security and network management
WIRELESS
Is the transfer of information or power between two or more points
The moss common use of wireless is radio
It encompasses various types of fixed mobile and portable applications

3. Modern mobile telephone services use a cellular network architecture
BROADBAND
Broadband signalling method is one that handles a wide band of frequencies
Broadband is a wide bandwidth data transmission with an ability to simultaneously transport multiple signals and traffic types
MOBILE PHONE
Is a portable telephone that can make and receive calls over a radio frequency carrier
Modern mobile telephone services use a cellular network architecture

4. Routers perform the traffic directing functions on the internet
Is a network device that forwards data packets between computer networks
Routers perform the traffic directing functions on the internet
A data packet is typically forwarded from one router to another one through the networks
MODEM
Modems can be used with any means of transmitting analog signals from light emitting diodes to radio
A common type of modem is one that turns the digital data of a computer into electrical signal for telephone lines

5. Many lans are now based partly or wholly wireless technologies
DIAL UP
Is a form of internet access that uses the facilities of the public switched telephone network to establish a connection to an internet service provider
The users computer or router uses and attached modem to encode and decode information into and form audio frequency signals
LANS
Is a computer network that interconnects computers within a limited area such as a residence
Many lans are now based partly or wholly wireless technologies