Which statement about Network Routing Policies in Avaya Aura Session Manager (SM) is true?

A customer reports that their Avaya Aura Communication Manager (CM) enabled SIP telephones (AST) can only see the effect of their telephone being Call Forwarded after they log off and log on again. Also stopping the call forward feature does not show until their endpoint is logged off and logged on again.
What is the cause of the problem?

Callers hear a fast busy when they dial into Avaya Aura® Messaging (AAM) to retrieve their voicemail messages. After troubleshooting you discover that someone has left trunks in busy-out state on AAM.
How would you restore the trunks to in-service status?

Refer to the exhibit.
In the Cluster Administration screen of a PresenceServices cluster, when you try to change the cluster state to Accept New Service, you receive the error:
Servers that are not in License Restricted mode assigned to the cluster are below the Minimum number of required servers.
You check that a server has been administered under Breeze > Server Administration which shows green check under License Mode, and a System State of Denying.
Which action needs to be taken to solve this problem?

Refer to the exhibit.
Avaya Tier 3 support receives a case escalated by Tier 2 where the customer cannot receive incoming calls, but can make calls out successfully. The trace shows that the incoming calls arrive at the Avaya Session Border Controller for Enterprise (SBCE) but fail to get routed into the customer enterprise network.
Based on this information, what is and is not working?