Online Access Free 642-457 Practice Test

Which configuration command disables the secondary dial tone on the branch office ISR for users calling from the PSTN into the branch office during a WAN failure?

• A.incoming called-number
• B.application
• C.direct-inward-dial
• D.voice translation-rule

As a voice operations engineer, you need to standardize the firmware loads on a Cisco Unified Communications Manager cluster. You need to ensure that all the IP phones are loaded with device defaults load information. Which two locations can you verify to find the IP phones that have their firmware mismatched? (Choose two.)

• A.Cisco Unified CM Administration > Device Defaults Configuration
• B.Cisco Unified CM Administration > Firmware Load Information
• C.Cisco Unified Reporting > System Reports
• D.Cisco Unified OS Administration > Software Upgrades > TFTP File Management
• E.Cisco Unified OS Administration > Settings > Version
• F.Cisco Unified CM Administration > Device > Phone

Which statement is true when device mobility mode is enabled or disabled in the Phone Configuration window?

• A.The device mobility mode phone settings take precedence over the service parameter settings.
• B.The service parameter settings take precedence over the device mobility mode phone settings.
• C.The default settings will be used due to the conflicts.
• D.The combined service parameter settings and the device mobility mode phone settings will be used.

If the device pool in the phone record does not match the device pools in the matching subnet, what will the system consider the phone to be?

• A.new device
• B.roaming
• C.unregistered
• D.unknown

Refer to the exhibit.

Multicast MOH needs to be run from flash at the remote site. Which Cisco IOS configuration at the SRST router is correct?

• A.! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold au multicast moh 239.1.1.1 port 163t
• B.call-manager-fallback ip source-address 10.1.120.1 port 2000 max-ephones 2 max-dn 8 moh music-on-hold.au multicast moh 239.1.1.1 port 32767
• C.! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold an multicast moh 239.1.1.1 port 32767
• D.! call-manager-fallback ip source-address 10.1.5.102 port 2000 max-ephones 2 max-dn 8 dual-line moh music-on-hold au multicast moh 239.1.1.1 port 16384