2. About Ethernet
Ethernet is a family of frame-based computer networking
technologies for local area networks (LANs). The name
comes from the physical concept of the ether.
. – p.2/6
3. About ISDN
ISDN is a circuit-switched telephone network system, that
also provides access to packet switched networks,
designed to allow digital transmission of voice and data
over ordinary telephone copper wires, resulting in better
voice quality than an analog phone.
. – p.3/6
4. About TCP/IP
The Internet Protocol Suite (commonly TCP/IP) is the set of
communications protocols used for the Internet and other
similar networks. It is named from two of the most important
protocols in it: the Transmission Control Protocol (TCP) and
the Internet Protocol (IP), which were the first two
networking protocols defined in this standard.
. – p.4/6
5. About LAN
A local area network (LAN) is a computer network covering
a small physical area, like a home, office, or small group of
buildings, such as a school, or an airport.
. – p.5/6
