In VR scenarios, the terminal cannot join the meeting ( ) in one of the following ways.
In the RTP specification (RFC3550), a total of ( ) types of RTCP reports are defined to report current control information.
Under the static NAT networking, the packet of the private network terminal through the firewall will change, and the following description is wrong ( ).
As shown in the figure, the RTCP instance flow includes SR, RR, and ( ) messages.
In video systems, anti-packet loss algorithms mainly include forward error correction FEC and packet loss retransmission AQR.
Under static NAT networking, the signaling description of the public network terminal called the private network terminal is correctly (). (3 answers).
The principle of the built-in MCU of the terminal is that the terminal with the built-in MCU is connected to each terminal separately.