When Cisco IM and Presence is configured to use automatic fallback, how long does the Server Recovery Manager service wait for a failed service/server to remain active before an automatic fallback is initiated?

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Users report that they cannot see the Chat Rooms icon on their Cisco Jabber clients. This feature works without issue in the lab. An engineer reviews the Cisco IM&P and Jabber configuration and finds that the jabber-config.xml file is configured properly to support this feature. Which activity should be performed on the IM&P server to resolve this issue?

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A Jabber user is unable to access voicemail. During troubleshooting, an administrator captures this screenshot. What are the two ways to resolve this issue? (Choose two.)

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Troubleshooting an internal Jabber login issue and you see this logging snippet from the Jabber PRT file. You already checked that the Jabber client has a connection to the correct DNS server. Which DNS record is missing for service discovery of Cisco Unified Communications Manager for the login process to proceed further?

A Cisco Unified IM and Presence version 11 .5.1 on-premises deployment of instant messaging with a capacity of 50.000 users includes the multiple device messaging feature. Each of the 30,000 users has 3 Jabber clients. The customer reports that messages are not being received on all 3 clients. What should the administrator do to resolve this issue?