Which two applications does the Unified Communication Module (UCM) support without the addition of an external server? (Choose two.)

When you first power on the IP Office, there are two default incoming call routes; one is to route all voice calls to the Hunt Group main, which contains the first 10 extensions, and the other is for data calls.
Where do the data calls go by default?

A customer is reporting that since they last rebooted the IP Office, some of their users are not receiving calls as they did before.
Which two tools can you use to determine the last person to make changes to the system? (Choose two.)

In the IP Office Manager program, which statement describes a condition that will enable the display of the
Voicemail Recording tab?

You have changed the default port numbers for UDP, TCP and TLS in the IP Office to support a SIP Remote
worker.
Which two other items need to be changed? (Choose two.)