The video self-ring is mainly used to detect whether the local video input and output are normal.

The () phenomenon occurs in a conference when the microphone is used at the same time as the speaker and the sound system emits sound that can be collected by the microphone.

RRJ sendto [ ( 218.5.64.98:18616 )] [5928509444] [[0x00000065:err reg wrong account or passwork]] From the above logs, you can tell that the reason for the failure of registration is ( ).

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.

When the terminal enables the remote monitoring function, the user can remotely monitor the main video image or presentation image of the end in the Web interface, and can also take photos to save, but can not view the mainstream image or presentation image of the remote end.