bandwidth on demand
- noun a system used with a switching service such as ISDN in a wide area network that allows users to send as much information as they want by automatically allocating extra channels to cope with higher bandwidth requirements
- noun a system used with a switching service, e.g. ISDN, in a wide area network that allows a user to send as much information as he or she wants because the network will adjust to transmit this amount of information
- Within a network, the capability of increasing the available communications resources as any given circumstances warrant. It helps accommodate varying traffic loads in as efficient a manner as possible. A user of a wireless communication device requiring more bandwidth when accessing the Internet than when placing a voice call is another example. Also spelled band-width on demand.