In VoIP, voice data is sent in packets by using IP instead of by traditional circuit transmissions or the circuit-switched telephone lines of the PSTN.
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美
- 在VoIP中,使用IP在分组中发送语音数据,而不是通过传统的电路传输或PSTN的电路交换电话线路。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries