Regarding the port filtering mode of VoiceVLAN, the correct statement is

Regarding the port filtering mode of VoiceVLAN, the correct statement is
A . The port filtering mode of VoiceVLAN can be divided into security mode and normal mode.
B . In normal mode, the device will no longer check the MAC address of the message after the port enters the VoiceVLAN.
C . In the safe mode, the device will perform a MAC matching check on each packet that will enter the VoiceVLAN for transmission
D . By default, VoiceVLAN works in normal mode

Answer: ABC