| 释义 |
整合服务数据网络1. Integrated Services Digital Network (Abbreviated as ISDN. It's basically a way to move more data over existing regular phone lines. ISDN is rapidly becoming available to much of the USA and in most markets for it is priced very comparably to standard analog phone circuits. It can provide speeds of roughly 128, 000 bps over regular phone lines. In practice, most people will be limited to 56, 000 or 64, 000 bps.) |