If the switch does not know the port the destination is on it floods the packet to all ports
The Switch (PRT) Table
E8-08-88-CB-3F-B4
1
Layer 2
44-AB-5F-DF-C1-FB
2
00-1B-63-B4-45-C6
3
0F-99-3E-A6-2F-01
4