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QUESTION: 46

Which of the following best describes how an H.323 node operates during the call setup phase?

The node sends a registration information to the gatekeeper along with a sample of the data that will be transmitted.
Each node sends both the registration information and the media stream through the gatekeeper.
Each node sends call setup information directly to each other, whereas the media stream is sent directly to the gatekeeper.
The node sends call setup information to a gatekeeper, while the media stream is sent directly from one host to another.

Answer(s): D

QUESTION: 47

According to the International Telecommunications Union (ITU), how much delay can a one-way connection can encounter, yet still provide toll-quality voice where no one notices a delay?

Below 150 milliseconds.
Below 400 milliseconds.
Below 200 milliseconds.
Below 100 milliseconds.

Answer(s): A

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You have implemented DiffServ to describe a collection of service policies that determine how your network equipment will classify and condition voice data in a traffic flow scheme. What is the accepted name for this group?