H11-879 Exam Question 16
Which of the following conference control operations are not supported by the sub conferences of a multi-level conference? () Multiple choice
H11-879 Exam Question 17
If AAC_LD uses an encoding rate of 48kbps and a packaging time of 20ms, what is the IP bandwidth occupied by the encoding () kbps
H11-879 Exam Question 18
If IP phone A fails to register with U1900, which of the following situations will not be the cause of the registration failure? ()
H11-879 Exam Question 19
MCU adopts built-in web mode to manage and control, realize the function of () (multiple choice)
H11-879 Exam Question 20
U1900 and the original traditional PBX can be connected through () to protect customers' early investment () (Multiple choice)