按需带宽（Bandwidth on Demand）是DDR的另一个基本功能。 DDR可以实时地对流量进行监测，当流量超出指定的限度时可以自动发 起新的呼叫以增加通信的带宽，当流量...
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统计时分复用技术应用于SDH设备可实现带宽的按需分配。
The bandwidth allocation on demands will become reality when the technology of statistics & time multiplexing is applied to SDH equipment.
dtm重新分配信道的能力加上按需分配带宽，使之提供的流量管理功能可与at m网相媲美。
Together with DTM's ability to reallocate channel and on-demand bandwidth, this provides traffic-engineering capability equivalent to that of ATM networks.
AODV是一种按需路由协议，具有控制负载低、耗电量低以及带宽开销低等优点。
AODV is an on-demand routing protocol with low control of load, low power consumption and low bandwidth overhead.
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