Which statement about vlan operation on Cisco catalyst switches is true?
A. Unknown unicast frames are retransmitted only to the ports that belong to the same vlan.
B. Ports between switches should be configured in access mode so that vlans can span across the ports.
C. When a packet is received from an 802.1Q trunk, the vlan id can be determined from the source MAC address table.
D. Broadcast & Multicast frames are retransmitted to ports that are configured on different vlans.
Unknown unicast frames are retransmitted only to the ports that belong to the same vlan.
- When the switch receives a frame with the destination as a unicast, and the destination address is not in the address table, it forwards the frame on all ports in the same VLAN, except the port on which the frame was received.