A company wants to allow employees to book any available desk phone for the day using their Webex account. The administrator must configure hot desking for shared workspace phones in Control Hub so users can sign in and personalize their experience. Which action configures hot desking on a workspace phone in Webex Control Hub?

Refer to the exhibit. Cisco Unified Communications Manager routes the call via the Webex Meetings route list and route group to the Video Mesh cluster Node#1 in the Video Mesh cluster is hosting the meeting and has reached full capacity, but other nodes in the cluster still have spare capacity.

What happens to the participant's call?

An Expressway pairs deployed for Mobile and Remote Access. An administrator installs a new server certificate on the Expressway-E. After installing the new certificate, the UC Traversal zone between Expressway-C and Expressway-E is active. Still, Jabber Mobile and Remote Access clients cannot log in over the Expressway. The certificate Common Name is the FQDN of Expressway-E, "expe01 example.com", and the certificate contains no additional names. Which Subject Alternate Name must be added to the certificate to allow Jabber Mobile and Remote Access clients to log in successfully?

An Expressway-E is configured using a single NIC with NAT.
How must the Expressway-C traversal client zone be configured to connect to the Expressway-E?

After enabling Media Optimization for Webex Calling, a company begins experiencing intermittent one-way audio on calls between Webex App users and PSTN endpoints. Internal calls between Webex users work normally, and SIP signaling completes successfully without errors. Call flow traces show that the Webex App attempts to create a direct media path to the Local Gateway, but the negotiation frequently fails, which causes an inconsistent fallback to relay media. This behavior mirrors the audio issues reported by users. Which area must be examined first to help identify the root cause of the one-way audio?