remote switching unit (RSU)
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- The subtending remote switching device that depends in part on its host switch for call control but is capable of providing intra-unit switching. [T1.508-1998]
ATIS - Cite This Source - This Definition - analog switch, ATM switch (asynchronous transfer mode switch), audio-follow-video, connections per circuit hour (CCH), crossbar switch, crosspoint, CSU, dial switching equipment, digital switching, distributed switching, space-division switching, switch busy hour, switchboard, switched connection, switching