Latest CCNP Voice 642-457 Dumps (6-10)

QUESTION 6
Refer to the exhibit.To stream multicast MOH to the remote site across the WAN, what should the minimum value for the Max Hops be configured as?
A.    1
B.    2
C.    3
D.    4
Answer: B

QUESTION 7
Refer to the exhibit. Which statement about the configuration between the Default and BK regions is true?
A.    Calls between the two regions can use either 64 kbps or 8 kbps.
B.    Calls between the two regions can use only the G 729 codec
C.    Only 64 kbps will be used between the two regions because the link is “lossy”
D.    Bothcodecs can be used depending on the loss statistics of the link, when lossy conditions are high, the G.711 codec will be used.
Answer: A

QUESTION 8
Refer to the exhibit.When the user of a phone registered to the Cisco Unified Communications Manager places a call to 3001 when the SAF network is down, what happens?
A.    The call fails.
B.    The call is rerouted to the PSTN with the constructed PSTN number as +442288223001
C.    The call is rerouted to the PSTN with the constructed PSTN number as 442288223001
D.    The call is rerouted to the PSTN with the constructed PSTN number as 0002288223001
E.    The call is rerouted to the PSTN with the constructed PSTN number as +0002288223001
Answer: B

QUESTION 9
Refer to the exhibit.The HO site uses area code 650. The BR1 site uses area code 408. The long distance national code for PSTN dialing is 1. To make a long distance national call, an HQ or BR1 user dials access code 9, followed by 1, and then the 10-digit number. Both sites use MGCP gateways. AAR must use globalized call routing using a single route pattern. Assume that all outgoing PSTN numbers are localized at the egress gateway as shown in the exhibit.
What should the AAR group prefix be?
A.    9
B.    91
C.    none
D.    +
E.    +1
Answer: A

QUESTION 10
When Cisco Extension Mobility is implemented, which CSS is used for calling privileges?
A.    The user device profile line CSS combined with the device CSS of the physical phone used to log in the extension mobility user.
B.    The user device profile device CSS combined with the line CSS of the physical phone used to log in the extension mobility user.
C.    Only the user device profile device CSS is used
D.    The combined line/device CSS of the physical phone is used to log in the extension mobility user.
E.    The combined line/device CSS of the user device profile.
Answer: E

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