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对V2060-G户线(FXS)的内线分组,不包括下列()。
- A、呼入分组
- B、禁拨分组
- C、代答分组
- D、呼叫转移分组
参考答案
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The FXS interface allows an analog connection to be directed at the public switched telephone network (PSTN’s) central office.B
The FXS interface connects directly to a standard telephone,fax machine,or similar device and supplies ring,voltage,and dial tone.C
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