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Q: 1
All MCUs under the same service area must have the same prefix number.
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Q: 2
The final effect of video conferencing is only related to the conference equipment itself, and it is not much related to the integrated environment of various peripherals in the conference room.
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Q: 3

T.140 Subtitles support sending and receiving subtitles from SIP, H.323 type terminals.

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Q: 4
Dynamic mapping can be from multiple private addresses to a single public address, or from multiple private addresses to multiple public addresses. ()
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Q: 5
In video systems, anti-packet loss algorithms mainly include forward error correction FEC and packet loss retransmission AQR.
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Q: 6
PCM coding mainly includes three processes: sampling, quantization, and coding.
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Q: 7
The video signal starts from the input terminal equipment, is sent to the network after encoding and compression, and finally displays, and has gone through many image processing links in the middle, mainly including: IP camera signal acquisition, pre-processing, compression encoding, data packaging and transmission, decoding, image format changes, playback.
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Q: 8
When 2 MCUs are cascaded, a meeting is scheduled, and the upper and lower MCU join the meeting as a virtual venue. ( )
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Q: 9
Wireshaik can capture packets of multiple network interface types, with the exception of wireless LAN interfaces.
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Q: 10
TCSA refers to the capability exchange success response, which is used to return to the local side after the ability exchange is successful.
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Question 1 of 20 · Page 1 / 2

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