Huawei HCIP-Video Conference V2.0 - H11-861_V2.0 模擬練習
Session Management (SIP) and Session Description (SDP) are not independent, they complement each other so that new applications or media can be easily added.
正解: B
Packet loss retransmission ARQ, similar to TCP's retransmission mechanism, requires the peer to resend the UDP when the UDP packet loss of the video stream is detected in the network Stream, the receiving side stores the received stream in a certain cache, and only opens the decoding after receiving the retransmitted stream.
正解: A
The following socket on the MCU is the default service network port. ()
正解: A
The following description of hd terminals is correct ( ) .
正解: A,D
The signal stream of the audio self-ring is. ( )
正解: A
Banners and subtitles are multicast. ()
正解: B
The MCU node number after the meeting, consisting of ( ).
正解: A,C
What is the software format of the HD Video Terminal Upgrade Pack?
正解: D
The multi-channel cascade feature requires that the video protocol of all multi-channel venues be consistent, and the bandwidth can be different. ()
正解: B
The terminal auxiliary IP is designed so that users can log in to the terminal configuration or debugging in the LAN, which can be used for main business. ( )
正解: B
From the logs caught above, it can be seen that which of the following is the cause of the call failure?
正解: B
In video systems, anti-packet loss algorithms mainly include forward error correction FEC and packet loss retransmission AQR.
正解: A