Which two statements would lead you to use a mixed Cisco Unified Communications Manager cluster with physical and virtual machines instead of a fully virtualized deployment? (Choose two.)
A. when migrating from a physical to a virtual deployment
B. when intervirtual machine traffic should be switched with Cisco Nexus 1000V Series Switches
C. when using MOH audio live-stream devices
D. when you want to use direct-attached Fibre Channel SAN devices
E. when you need remote access to the BIOS setup
