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Nortel Application Switch Rls.23.xConfig & Admin : 920-249 Exam

Exam Number/Code: 920-249
Exam Name:Nortel Application Switch Rls.23.xConfig & Admin

“Nortel Application Switch Rls.23.xConfig & Admin”, also known as 920-249 exam, is a Nortel certification. With the complete collection of questions and answers, Pass4sure has assembled to take you through 60 Q&As to your 920-249 Exam preparation. In the 920-249 exam resources, you will cover every field and category in Other Nortel Certification helping to ready you for your successful Nortel Certification.

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QUESTION 4
Which tasks must be performed by NAT devices to support H.323 over UDP? (Choose
two.)
A. recalculation of the H.323 Security code
B. recalculation of the transport layer checksum
C. alteration of IP addresses embedded in the H.323 packet
D. H.323 Gatekeeper tasks (i.e. NAT must also be H.323 Gatekeeper)
Answer: B,C
QUESTION 5
Which is a difference between basic NAT and NAPT?
A. NAPT creates dynamic bindings but basic NAT does NOT.
B. NAPT supports full cone operation but basic NAT does NOT.
C. Basic NAT does stateful packet inspection and NAPT does NOT.
D. Basic NAT has a one-to-one mapping of IP addresses and NAPT supports a
many-to-one mapping.
Answer: D
QUESTION 6
Which protocols are used to detect the failures that impact Label Switch Path (LSP)
traffic?
A. RSVP-TE Hello and ITU-T Y1711
B. OSPF-TE keep-alive and ATM PNNI
C. RSVP-TE Hello and OSPF keep-alive
D. ITU-T Y1711 and OSPF-TE keep-alive
Answer: A

pass4sure Nortel 920-249 Questions and Answers : 60 Q&As
Updated: October 3rd , 2008
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