Which configuration tells a switch port to send Cisco Discovery protocol packets that configure an attached Cisco IP phone to trust tagged traffic that is received from a device that is connected to the access port on the Cisco IP phone?
A)

B)

C)

D)

An engineer configures Cisco Unified Communications Manager to prevent toll fraud. At which two points does the engineer block the pattern in Cisco Unified CM to complete this task? (Choose two.)

A user dials 9011841234567 to reach Vietnam. Which steps send the call to the PSTN provider as
011841234567?

Which endpoint feature is supported using Mobile and Remote Access through Cisco Expressway?

When a remote office location is set up with limited bandwidth resources, which codec carries the most voice calls?