What does the switch do with the frame?

An Ethernet switch receives a frame from a directly connected host. The source MAC address of the frame is not present in the MAC address table for the switch. However, the destination address is present in the MAC address table.

What does the switch do with the frame?
A . Flushes the destination MAC address and updates the MAC address table in the switch.
B . Adds the source MAC address and port to the MAC address table and forwards the frame.
C . Discards the frame on all ports and sends an error message back to the host.
D . Floods the frame to all ports except for the port the frame originated from to locate the source MAC address.

View Answer

Answer: B