Which of the following is the feature of port-based VLAN assignment?
A . VLAN IDs are allocated based on the protocol type and encapsulation format of data frames.
B . The VLAN does not need to be configured again when hosts move.
C . The VLAN tag is added to data frames based on the IP address carried in the frames.
D . The VLAN needs to be configured again when hosts move.
Answer: D