Which two types of device are supported by the Bulk Administration Tool? (Choose two.)

Refer to the exhibit. An engineer is troubleshooting a codec negotiation issue where both endpoints that are involved in the call support the codecs listed in the exhibit.
Which audio codec is selected il a call between two endpoints in Region 1 is placed?

When a new SIP phone is registered to Cisco Unified communications Manager, it keeps failing and showing an "unprovisioned" error message in the phone display. Which problem is a possible cause of this issue?

Refer to the exhibit. In this cisco UCM setup configured for EARLY offer, what is the codec preference line in the initial SIP INVITE SDP?

Refer to the exhibit.

When making a call to a MRA client, what are the combinations of protocol on each of the different sections A-B-C?