634 Chapter 16: Voice Techniques
20
What is a PBX?
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21
What is a tandem switch?
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22
List three major functions of a voice over data network.
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23
What is the first step in establishing connectivity between a router and a phone switch?
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24
True or false: VoFR and VoATM allow tandem call routing. VoIP does not.
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25
What feature automatically dials a predetermined number when a user goes off-hook?
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26
List one business requirement that would be satisfied by designing a voice over data
network.
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87200333.book Page 634 Wednesday, August 22, 2001 1:41 PM