What are two characteristics of Cisco ACI interaction with MSTP? (Choose two.)
A . A Cisco ACI leaf flushes all local endpoints in the received EPG when an MSTP TCN frame is received.
B . A static path binding is required for native VLAN to carry the MST BPDUs in existing EPGs.
C . Mis-cabling protocol is used to snoop the MSTP TCN packets.
D . A dedicated EPG must be created for the native VLAN ID with static bindings toward the MSTP-enabled switches.
E . The PVST simulation must be configured on external network switches to support MST