Regarding the relationship between SuperVLAN and Sub VLAN, the following description is correct

Regarding the relationship between SuperVLAN and Sub VLAN, the following description is correct
A . SuperVLAN is equivalent to aggregating Sub VLANs so that all Sub VLANs share the same Layer 3 interface
B . SuperVLAN only establishes Layer 3 interfaces, responsible for Layer 3 forwarding of Sub VLAN
C . Sub VLAN only contains physical ports, and the internal host uses the address of the Super VLAN interface as the gateway
D . Although physical ports cannot be included in SuperVLAN configuration, after the mapping relationship between Super VLAN and Sub VLAN is established, the physical ports included in SubVLAN belong to Super VLAN

Answer: ABC