Q. A simple session using SIP consists of three modules: establishing, communicating and

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Q. The Real-time traffic needs the support of

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Q. Session Initiation Protocol (SIP), is designed to be independent of the underlying

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Q. In the lowest resolution a color frame is made of

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Q. In Real Time Interactive Audio Video, data are stored in the buffer at a possibly variable

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Q. In Real Time Interactive Audio Video, to prevent jitter, we can time-stamp the packets and separate the arrival time from the

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Q. Real-time Transport Protocol (RTP) is the protocol designed to handle real-time traffic on the

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Q. In Session Initiation Protocol (SIP), the session can be terminated with a

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Q. RTCP stands for

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Q. A compressed audio/video file can be downloaded as a

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Q. When a caller needs to communicate with the callee, the caller can use the e-mail address instead of the IP address in the

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Q. The purpose of dividing the picture into blocks is to decrease the number of

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Q. In Real Time Interactive Audio Video, a sequence number on each packet is required for

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Q. Before audio or video signals can be sent on the Internet, they need to be

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Q. For speech, we need to compress the digitize signals at

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Q. Moving Picture Experts Group (MPEG-1), was designed for a

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Q. Perceptual encoding is based on the science of

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Q. The media player uses the URL in the metafile to access the media server to

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Q. In Real Time Interactive Audio Video, mixing means combining several streams of traffic into

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Q. According to the Nyquist theorem, if the highest frequency of the signal is f, we need to sample the signal

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