| 释义 |
workgroup switch and 5 GHz unlicensed ISM (Industrial, Scientific, and Medical) bands, which approach avoids the expensive and lengthy licensing process, but carries with it the potential for interference from other systems in proximity. As power levels are low, distances generally are limited to 500–800 feet or so. See also 802.11, AP, coaxial cable, CSMA/CA, Data Link Layer, DSSS, FHSS, hardwire, IR, ISM, LOS, MAC, RF, router, switch, optical fiber, Physical Layer, switch, transceiver, transmission medium, and twisted pair. |