The Layer 3 switch receives the data frame and performs the Layer 2/Layer 3 forwarding judgment

The Layer 3 switch receives the data frame and performs the Layer 2/Layer 3 forwarding judgment
A . If the destination MAC address of the data frame is the MAC address of the VLAN interface of the switch, the switch will perform Layer 3 forwarding
B . If the destination MAC address of the data frame is not the MAC address of the VLAN interface of the switch, the switch will look up the MAC address table and do Layer 2 forwarding in the VLAN
C . If the destination IP address and source IP address of the data frame are in the same network segment, the switch will do Layer 2 forwarding
D . If the destination IP address and source IP address of the data frame are not in the same network segment, the switch will look up the routing table for Layer 3 forwarding

Answer: AB