VOIP solutions use a digital signal processor (DSP) to process the voice data, preparing the voice sample for transmission by compressing voice and removing jitter.
处理话音数据，通过压缩话音和去除抖动来制造供传输用的话音取样。
In this case the voice component would have to assume that the client SIP component was listening at the default SIP port number 5060, which is what is assumed in the sample application.
在这种情况下，语音组件只能假定客户机SIP组件正在默认的sip端口号5060上进行侦听，这也是样例应用程序中假定的侦听端口号。
Sample themes for a mobile phone are email, calendar, voice communication, and organizer, for instance.
比方说，对于手机而言，可能的主题包括：邮件、日历、语音通讯以及记事簿。
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