During the terminal registration GK phase, the UDP header in the RRQ registration request message contains the following information ( ).

The VP9650 MCU has a height of ( )U , with a total of ( ) slots.

The role of the RTP protocol is ().

The basic concept of white balance technology is that " white objects can be reduced to white regardless of any light source " , which is a case for color casts that occur when shooting under a specific light

source Compensation is made by reinforcing the corresponding complementary colors. ( )

Illuminance is based on the luminous flux received by the vertical surface as the standard, and if oblique illumination is used, the illuminance decreases. ( )

H.323 is used to provide multimedia services in packet-switched networks. ( )

Network recording can record the audio and video output of any venue in the video conference (voice, SD/HD/Zhizhen) and play it back on demand via web.

Multi-channel cascading, mainly through the establishment of multiple cascaded channels between the cascading conferences of the MCU, the multi-channel code stream on the MCU is sent to the peer

MCU.

The function of the redirect server is to map the addresses in the request to zero or more new addresses, which are returned to the client.

Accept the message sent by the terminal to the gatekeeper about the gateway request to deregister registration, which of the following signaling can achieve this function

The ability to exchange information includes ( ).

From the logs captured above, you can see the reason for the call failure. ( )

MP mainly completes those functions () later. (2 answers).

Which of the following sockets on the MCU is the default service network port ( ).

As Huawei ' s video service management platform, SMC platform manages and schedules video conferencing in a unified manner. It can realize all the meeting control operations in the video conference, and can provide customers with a convenient and fast conference management experience.