Which protocol does Cisco Prime Collaboration Assurance use to poll the health status of different systems in the Collaboration environment?

Multiple router patterns match a number. How does Cisco Unified Communications Manager determine which pattern to use?

Which DiffServ value must be used to identify and classify audio and video from Cisco Telepresence endpoints according to the Cisco dual video queue approach?

An engineer is configuring Cisco Jabber for Windows and must implement desk phone control mode for some of the users.
Which access control group must be configured for those users to enable this functionality?

Refer to the exhibit. An engineer must implement toll fraud prevention on a Cisco UCM cluster.
Only the SIP protocol must be allowed for connections passing through Cisco Unified Border Element. What must be configured?