When a database replication issue is suspected, which three tools can be used to check the database replication status? (Choose three.)
A . Cisco Unified Communications Manager RTMT tool
B . Cisco Unified Communications Manager Serviceability interface
C . Cisco Unified Reporting
D . Cisco Unified Communications Manager CLI interface
E . Cisco IP Phone Device Stats from the Settings button
F . Cisco Unified OS Administration interface
Answer: A, C, D