User guide

V740 ExpressCard USER GUIDE
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WAN / WWAN
Wide Area Network (WAN). A computer network covering a broad geographical area. WANs are used to connect
local area networks (LANs) together, so that users and computers in one location can communicate with users and
computers in other locations.
WWAN
Wireless Wide Area Network (WWAN). Also called "wireless Broadband" or "Broadband wireless," wireless WANs
(WWANs) use cellular towers to transmit a wireless signal over a range of several miles to a mobile device compared
to wireless Wi-Fi LANs (WLANs), which span only a few hundred feet and generally to only stationary devices.