CCNA Voice Practice Test Results

Question 1
72% answer correctly
An engineer is configuring a new Cisco Unified Communications Manager server. However, when the engineer tries to register the IP phones, the registrations are unsuccessful. When the engineer checks one of the phones, there is no status that is shown along with the Cisco Unified Communications Manager server IP address. What is the probable cause?
The currently receiving call-processing services are running on the phone.
The Cisco Unified Communications Manager server is currently available.
The server connection is established, but the information is encrypted.
There is no current connection with the Cisco Unified Communications Manager server.
Question 2
31% answer correctly
Which Cisco IOS CLI command should you use to perform an IP phone cold reboot?
router(config-ephone-dn)# restart
router(config-ephone)# reset
router(config-phone)# reset
router(config-ephone)# restart
Question 3
41% answer correctly
When you reset an IP phone via the Cisco Unified Communications Manager Administration page, which method briefly shuts down a registered phone and brings it back up?
restart
drop
reset
shutdown
shut & no shut