ISDN or other medium/high bandwidth service available?
Internet service provider (ISP) within local calling area?
Price of monthly/annual Internet service
Basic computing appliance available?
ISDN: Integrated Services Digital Network
ISO: International Standards Organization
IT: Information Technology ...
ISDN Integrated Services Digital Network, provides WAN (see WAN) combined transmission of analog and digital services. ISDN is offered as a Basic Rate Service on either one or two channels for WAN services of either 64 kbps or 128 Kbps.
Integrated Services Digital Network (ISDN) - A digital telephony technology that supports the high-speed transfer of voice and data over telephone lines.
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Regular phone line (up to 56 kbps)
ISDN (up to 128 kbps)
Cable (512 kbps to 52 mbps)
T-1 (1.5 to 3.0 mbps)
T-3 (45 mbps) ...
The MSC (Mobile services Switching Center), acts like a normal switching node of the PSTN or ISDN, and additionally provides all the functionality needed to handle a mobile subscriber, such as registration, authentication, location updating, ...
 See also: Information, Digital, GIS, Network, Address
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