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QUESTION 121
Which RAS message is used between two gatekeepers to resolve an alias address?
A. GRQ
B. ARQ
C. IRQ
D. LRQ
E. RRQ
Correct Answer: D   70-411 exam
QUESTION 122
When a Cisco IOS gatekeeper receives an ARQ from a registered endpoint, what is the first step it will take in an attempt to resolve the destination address?
A. Check to see if the destination address is locally registered.
B. Check to see if the destination address matches the technology prefix.
C. Check to see if the destination address matches the local zone prefix.
D. Check to see if the destination address matches the remote zone prefix.
E. Check to see if the destination address matches the default technology prefix.

Correct Answer: B
QUESTION 123
When a Cisco IOS gatekeeper receives an LRQ, what is the first step it will take in an attempt to resolve the destination address?
A. Check to see if the LRQ reject-unknown-prefix flag is set.
B. Check to see if the destination address matches the technology prefix.
C. Check to see if the destination address matches the hop-off technology prefix.
D. Check to see if the destination address matches the remote zone prefix.
E. Check to see if the LRQ forward-queries flag is set.
Correct Answer: B http://www.pass4cert.net/70-480-dumps-download.html

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QUESTION 124
Which ITU-T recommendation defines the procedures for using more than one video channel in
A. 320-based systems?
B. H.324
C. H.230
D. H.239
E. H.264
F. H.329
Correct Answer: C
QUESTION 125
Which statement about the iSAC on Cisco Unified Border Element is true?
A. It is a narrow-band codec.
B. It has a fixed frame of 30 milliseconds.
C. It has an adaptive frame of up to 60 milliseconds.
D. It is designed to deliver wideband sound quality in high-bit-rate applications only.
E. It is not yet supported on the Cisco Unified Border Element (CUBE)
F. It is not yet supported on Cisco Unified Border Element.
Correct Answer: C
QUESTION 126
Which two data frame lengths are supported by iLBC? (Choose two.)
A. 10 milliseconds
B. 20 milliseconds
C. 30 milliseconds
D. 40 milliseconds
E. 50 milliseconds
F. 60 milliseconds

Correct Answer: BC  http://www.exampass.net/where-to-find-the-best-c2020-703-exam-dumps.html
QUESTION 127
Which two types of devices on Cisco Unified Communications Manager support iSAC? (Choose two.)
A. MGCP
B. SIP
C. SCCP
D. Music on Hold server

E. H.323
Correct Answer: BC
QUESTION 128
Which statement about G.722.1 codec support on Cisco Unified Communications Manager is true?
A. It is always preferred by Cisco Unified Communications Manager over G.711.
B. It is a high-complexity wideband codec.
C. It operates at bit rates of 15.2 and 13.3 kb/s.
D. It is supported for SIP and SCCP devices.
E. It is supported for SIP and H.323 devices.

Correct Answer: E
QUESTION 129
Assume 18 bytes for the Layer 2 header and a 10-millisecond voice payload, how much bandwidth should be allocated to the strict priority queue for three VoIP calls that use a G.722 codec over an Ethernet network?
A. 331.2 kb/s
B. 347.8 kb/s
C. 261.6 kb/s
D. 274.7 kb/s
E. 238.4 kb/s

Correct Answer: A

ccie-collaboration-400-051-v1-1-back-cover-600x600
QUESTION 130
Assume a 30-millisecond voice payload, 6 bytes for the Layer 2 header, 1 byte for the end-of- frame flag, and the IP, UDP, and RTP headers are compressed to 2 bytes, how much bandwidth should be allocated to the strict priority queue for eight VoIP calls that use a G.729 codec over a multilink PPP link with cRTP enabled?
A. 121.6 kb/s
B. 92.8 kb/s
C. 88.4 kb/s
D. 83.2 kb/s
E. 78.4 kb/s

Correct Answer: D   http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/ccie-collaboration.html

QUESTION 131
To which Cisco enterprise medianet application class does Cisco Unified Personal Communicator belong?
A. VoIP Telephony
B. Real-time Interactive
C. Multimedia Conferencing
D. Broadcast Video
E. Low Latency Data

Correct Answer: C

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