642-427 Question And Answer

QUESTION NO: 1

You have two Cisco Unified CallManager clusters each using endpoint authentication. You have
moved a small group of users from Cluster 1 to Cluster 2 and now their phones are failing to
register with Cluster 2. Each phone displays the error message "failure to authenticate on the CTL
file".
Which step should be taken to resolve this issue?
A. Restart the Cisco CTL Provider and the Cisco Certificate Authority Proxy Function.
B. Reset each IP phone so the correct CTL file can be downloaded.
C. Perform a factory reset on each IP phone so the correct CTL file can be downloaded.
D. Press the Settings button on each IP phone, select the Security Configuration menu, and reset
the trust list.

Answer: C

QUESTION NO: 2

As a network administrator, you should be familiar with various commands. Which command can
be used to designate a source IP address for a voice gateway?

A. h323-gateway voip interface
B. h323-gateway voip h323-id
C. h323-gateway voip bind srcaddr
D. voice service

Answer: C