What should an engineer use to create users for a Cisco Jabber Cloud Deployment?

In which mode does the Cisco Expressway act as a SIP-H.323 gateway only if one or more of the endpoints are locally registered?

Cisco Collaboration deployment has video endpoints that can do B2B calls over the internet, but they also can make audio calls through a gateway. This ability means that someone from the internet can make fraud calls through the system. Which action must an engineer take to set up the search rules for calls that are being headed to the PSTN gateway?

Which dial plan component is configured in Expressway-C to route a call to the Cisco UCM?

An administrator wants to keep calls working when an end user loses their connection to Webex.
The administrator determines that they must set up Site Survivability. Which configuration enables Site Survivability for Webex Users?