pass4sure Nortel NCTS 920-803 2.83

technology standards and protocol for ip telephony solutions : 920-803 Exam

Exam Number/Code: 920-803
Exam Name:technology standards and protocol for ip telephony solutions

“technology standards and protocol for ip telephony solutions”, also known as 920-803 exam, is a Nortel certification. With the complete collection of questions and answers, Pass4sure has assembled to take you through 55 Q&A to your 920-803 Exam preparation. In the 920-803 exam resources, you will cover every field and category in NCTS helping to ready you for your successful Nortel Certification.

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QUESTION 4:
Given the following customer network information:
? The IP clients are located on a private network of 10.168.254.0/24 (site A) using
many-to-one, port-basedNetworkAddressTranslation (NAT).
? The H.323 gateway is located on the public network at 207.46.197.102 (site B) at a
different location.
? The customer network between the IP clients and the H.323 gateway appears to be set up
properly because you can ping form site A to site B
A customer named Certkiller .com is complaining of a one-way speech path in this setup
when calling from an IP client to the H.323 gateway. What is the most likely cause of this
issue?
A.The IP clients on the private network need a gatekeeper on the private network to place calls
to the H.323 gateway on the public network.
B.The IP clients on the private network need a media gateway on the public network to place
calls to the H.323 gateway on the public network.
C.The H.323 gateway on the public network needs a media gateway on the private network to
transcode the calls to the IP clients on the private network.
D.The IP clients on the private network use private addresses mapped to a single public address.
The media path from the public address CANNOT reach the IP clients with the private address.
Answer: D
QUESTION 5:
A customer named Certkiller .com wants to implementViOPon their LAN. Which two
network devices should be used to avoid network congestion? (Choose two.)
A.routers
B.Ethernet hubs
C.Layer 2 switches
D.Layer 3 switches
E.Shared-media Ethernet hubs
Answer: C D
QUESTION 6:
A customer named Certkiller .com implementsViOPon their LAN/WAN. In this network,
routers and switches prioritizeVoIPpackets ahead of other IP data packets end-to-end.
Why is this feature important?
A.It controls jitter.
B.It sets dead lock.
C.It sets rate limits.
D.It controls link bandwidth
Answer: A

pass4sure Nortel NCTS 920-803 Questions and Answers : 55 Q&A
Updated: October 1st , 2008
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