An engineer is installing an IP phone in a remote location. When the engineer plugs the IP phone into the network, the phone does not power up. What is the first thing that should be checked?
Answer :
Power over Ethernet switch
Which command can you enter to route all traffic that is destined for 192.168.0.0/20 to a specific interface?
In a cloud deployment model, what are the only devices on a customer site?
Answer :
Endpoint devices
Which of the following options is correct concerning TFTP servers?
Answer :
TFTP server is mandatory
When deploying CUCM in a Clustering over the WAN deployment type, the round-trip delay between servers must be less than which of the following delay options?
Answer :
80 ms
What is the maximum power supported from the PSE when using PoE+?
Answer :
30W
Which of the following protocols is used to provide out-of-band statistics for a voice call?
Answer :
RTCP
What are the benefits of H.265 when compared to H.264?
Answer :
better bitrate
What are the benefits of using G.722 instead of G.711?
Answer :
The sampling size of G.722 is double that of G.711
