Which certificate does the Disaster Recovery System in Cisco UCM use to encrypt its communications?
What must be configured on a Cisco Unity Connection voice mailbox to access the mailbox from a secondary device?
A user dials 9011841234567 to reach Vietnam. Which steps send the call to the PSTN provider as 011841234567?
A)

B)

C)

D)

Which two technical reasons make QoS a necessity in a video deployment? (Choose Two)