Video compression standards that are widely used currently include the H.261, H.263, and H.264 of the ITU and MPEG- 1, MPEG-2, and MPEG-4 of the ISO/IEC. The H.26x series standards are used in real-time video communication .The MPEG series standards are used in video storage (on DVDs), video broadcast, and video streaming media.()
Answer(s): A
Which of the following is not a disadvantage of forward error correction.()
Answer(s): D
The H.323 is used to deliver multimedia service on packet-switched networks.()
The FE port IP address cannot be in the same network segment as the GEO or GE1 port IP address. Otherwise, network faults may occur, and the ALM indicator on the front panel is on. ()
In video firewall mode, the GEO ports of all the boards must be in the same network segment, and all the GE1 ports of all the boards must be in another same network segment.()
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