H11-861_V2.0 試験問題 111
The video self-ring is mainly used to detect whether the local video input and output are normal.
H11-861_V2.0 試験問題 112
Shown in the figure is an example of a message in the RTCP protocol ( ).


H11-861_V2.0 試験問題 113
The following description of SIP registration, which one is wrong?
H11-861_V2.0 試験問題 114
Network segment bandwidth limitations can cause endpoints to fail to register GKs . ( )
H11-861_V2.0 試験問題 115
The following description of nat mapping is correct () (3 answers).
