When configure Cisco UCM,which configuration enables phones to automatically reregister to a Cisco UCM publisher 'when the connection to the subscriber is lost?
To provide high-quality voice and take advantage of the full voice feature set, which two access layer switches provide support?
Refer to the exhibit.

You deploy Mobile and Remote Access for Jabber and discover that Jabber for Windows does not register to cisco Unified Communications Manager while outside of the office. What is a cause of this issue?
An administrator troubleshoots call flows and suspects that there are issues with the dial plan. Which tool enables a quick analysis of the dial plan and provides call flows of dialled digits?