642-457 Latest Exam Braindumps
Question 16: keepalive number11. When multiple Cisco Extension Mobility profiles exist, which actions take place when a user
tries to log in to Cisco Extension Mobility?
A. The login will fail because only a single Cisco Extension Mobility profile is allowed.
B. The user must select the desired profile.
C. The user must login to both profiles in the order they are presented.
D. The user may login to both profiles in any order.
E. Login will only be allowed to multiple profiles if the service parameter Allow Multiple Logins is
enabled.
Correct Answer: B
Explanation:
Incorrect answer: ACDE
Users access Cisco Extension Mobility by pressing the Services or Applications button on a Cisco
Unified IP Phone and then entering login information in the form of a Cisco Unified Communications
Manager UserID and a Personal Identification Number (PIN). If a user has more than one user device
profile, a prompt displays on the phone and asks the user to choose a device profile for use with
Cisco Extension Mobility. Link:
http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/admin/8_6_1/ccmfeat/fsem.html
12. Which ability does the Survivable Remote Site Telephony feature provide?
A. a means to allow the local site to continue to send and receive calls in the event of a WAN failure
B. a means to route calls on-net through other sites during high utilization periods
C. a method that allows for backup calls in the event that your gateway fails
D. the ability to force a call out of a certain trunk when the Cisco Unified Communications Manager is
being upgraded
Correct Answer: A
13. Refer to the exhibit.
The HQ 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.
Which partition should be configured in the AAR CSS applied at the phones?
A. PSTN partition
B. LD partition
C. The HQ AAR CSS must include a partition assigned to route pattern 91408XXXXXXX. The BR1 AAR
CSS must include a partition assigned to route pattern 91650XXXXXXX.
D. AAR CSS must contain translation pattern 9.1[2-9]XX[2-9]XXXXXX for each site that must be
globalized. Otherwise the called numbers will not be localized at the egress gateway.
Correct Answer: A
14. Which device is used to connect to the H.323 gatekeeper?
A. H.323 gateway
B. SIP trunk
C. H.323 trunk
D. MGCP gateway
Correct Answer: C
