QUESTION: 65

Which of the following will give you the best information concerning how to route voice data for your IP phones and video devices on your company WAN?

802.3af compatibility.
DiffServ best practices.
Existing VLAN settings.
Firewall logs.

Answer(s): C

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QUESTION: 66

In an H.323 implementation, which of the following protocols is responsible for establishing, controlling, and ending calls?

RTCP
H.320
RSVP
H.225

Answer(s): D

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QUESTION: 67

Which of the following is a drawback of the original Wireless Multimedia Extensions (WME) standard?

QoS was not included.
Encryption was based on WEP.
Throughput is not guaranteed.
Only IntServ was supported for QoS.

Answer(s): C

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QUESTION: 68

Consider the following output of the traceroute command:
In line 4, what is the meaning of the output that reads 1.088 ms 0.598 ms 0.562 ms?

The numbers list the average time it took for the router to respond.
The numbers list the time it takes for intervening hosts to process the packets between your host and the router in question.
The numbers indicate the response time for the three packets sent by traceroute to return from the router.
The numbers indicate that the router has three interfaces that are able to respond to the
traceroute query.

Answer(s): C

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QUESTION: 68