H11-861 Online Practice Questions and Answers
In RTP packet, the timestamp reflects the sampling instant of the first octet in the RTP data packet. The
sampling instant must be derived from a clock that increments monotonically and linearly in time to allow
synchronization and jitter calculations.
The initial value of the timestamp should be random. It increases by 1 with each increasing packet. ( )
A. TRUE
B. FALSE
Multicast allows one or multiple senders (multicast sources) to send one data packet to multiple receivers at a time. ( )
A. TRUE
B. FALSE
Wireshark supports packet decoding for various protocols, include ( ). (Select 3 answers)
A. IP
B. TCP
C. RTP
D. H.263
The HD endpoints support 16:9 output in ( ) (Select 3 answers)
A. 1080P
B. 7201
C. 10801
D. 720P
Because of the restriction on display size and MCU resources, the number of panes is better within 16. Otherwise, the video cannot be clearly seen due to the size. ( )
A. TRUE
B. FALSE
Conference room design contains( )-(Select 3 answers)
A. Illumination
B. Acoustics
C. Intelligent control
D. Conference room spacing
Methods of improving architecture acoustics contain( )-(Select 3 answers)
A. get short reverberation time
B. get low background noise
C. get low corridor noises
D. get low expected noises
Over an H.460 network, private video terminals connect to ( ) in the SETUP phase.
A. TSs
B. GKs
C. Public network terminals
D. MCUs
The signaling "setup" means the calling endpoint sends a call request to the called endpoint.( )
A. TRUE
B. FALSE
If ALM indicator of the MCU is on, and a message is displayed to indicate insufficient license resources when you schedule a conference, the possible cause is that the MCU license does not match the MCU hardware.( )
A. TRUE
B. FALSE