Latest CCNP Voice 642-457 Dumps (21-25)

QUESTION 21
Refer to the exhibit. What must be configured on the HO Cisco Unified Communications Manager to allow HQ users to dial the SAF learned directory number pattern 3XXX?
A.    Route pattern 3XXX should be configured and made available to HO users through the phone CSS.
B.    Route pattern 3XXX should be configured and made available to HQ phone users through the phone AAR CSS.
C.    The SAF partition assigned to the SAF learned patterns must be available to the HQ phone users through the phone CSS.
D.    The SAF partition assigned to the SAF learned patterns must be available to the HQ phone users through the phone AAR CSS.
E.    The SAF directory number pattern 3XX will be made available to all user automatically as soon as the SAF partition is selected.
Answer: C

QUESTION 22
Which statement about H.323 Gatekeeper Call Admission Control is true?
A.    Gatekeeper Call Admission Control applies to centralized Cisco Unified Communications deployments that use locations based Call Admission Control.
B.    Gatekeeper Call Admission Control applies to distributed Cisco Unified Communications deployments.
C.    Gatekeeper Call Admission Control applies only to distributed Cisco Unified Communications Express deployments.
D.    Gatekeeper Call Admission Control setting is configured in Cisco Unified Communications.
Answer: B

QUESTION 23
Refer to the exhibit. Which pattern will be advertised try the Cisco Unified Communications Manager?
A.    3XXX and theToDID will be 0:.
B.    3XXX and theTnOID will be 0:44228822.
C.    3XXX and theToDID will be 44228822.
D.    3XXX and theToDID will be 0:+44228822.
E.    3XXX and theToDID will be 0:+
Answer: B

QUESTION 24
Refer to the exhibit. Locations-based CAC has been configured between HQ and the BR site. Assume that the priority queue has been provisioned correctly for three G.729 calls. What happens when the fourth call is
placed from HO to BR?
A.    The call will get through via the WAN.but it will experience poor audio quality.
B.    The call will fail.
C.    The call will be queued until one of the existing calls drop.
D.    The call will get through without any issues.
Answer: B

QUESTION 25
While configuring Call Survivability in Cisco Unified Communications Manager, what step is mandatory to reach remote sites while in SRST mode?
A.    Enable Cisco Remote SiteReachability.
B.    Configure CFUR.
C.    Enable the SRST checkbox in the MGCP gateway.
D.    Configure the H 323 gateway for SRST in Cisco Unified Communications Manager.
E.    Enable the Failover Service parameter.
Answer: E