Question

What ate the different technologies available for implementing WAN?

Answer 1

Ns often connect multiple smaller networks, such as local area networks (LANs) or metro area networks (MANs). The world's most popularWAN is the Internet. Some segments of the Internet are also WANs in themselves.

Answer 2

ATM.
Cable modem.
Dial-up.
DSL.
Frame relay.
ISDN.
Leased line.
SONET.