Refer to the exhibit.

Apple Push Notification integration is configured in a Cisco Unified IM and Presence deployment and has been working property. Administrators now report the error "Push notification settings cannot be configured.
400 Bad Request." in the GUI, and HTTP logs are displaying the errors that are shown in the exhibit. Which action solves this issue?

Refer to the exhibit.

Users report that they are prompted to accept server certificates when they initially run Cisco Jabber. An engineer removes these prompts to prevent confusion. Which statement about this scenario is true?

An end user opened a ticket, stating that before logging in to Jabber for Windows, a warning is displayed that a server certificate has expired. Which two certificates must be verified on the Cisco Unified Communications Manager and IM&P deployment? (Choose two.)

An engineer is configuring Cisco Unified IM and Presence on-premises SIP Federation. . Assuming the DNS SRV configuration is correct, what should the engineer configure next to resolve this issue?

Refer to the exhibit.

Refer to the exhibit. A collaboration engineer is troubleshooting an alarm that indicates that there are duplicate user IDs. Which two actions resolve this issue? (Choose two.)