"show mac-address-table"
switch# show mac-address-table
Dynamic Addresses Count: 45
Secure Addresses (User-defined) Count: 1
Static Addresses (User-defined) Count: 0
System Self Addresses Count: 37
Total MAC addresses: 83
Non-static Address Table:
Destination Address Address Type VLAN Destination Port
------------------- ------------ ---- --------------------
0000.0c07.ac01 Dynamic 1 FastEthernet0/16
0000.0c07.ac01 Dynamic 2 FastEthernet0/16
0000.0c07.ac01 Dynamic 3 FastEthernet0/16
0010.0b3f.ac80 Dynamic 1 FastEthernet0/5
0010.0b3f.ac85 Dynamic 1 FastEthernet0/5
0010.0de1.c9c0 Dynamic 1 FastEthernet0/3
0010.0de1.c9c3 Dynamic 1 FastEthernet0/3
0020.afd0.ea97 Dynamic 1 FastEthernet0/16
See more here:
Todd VanDerwerken, CCNA, CCDA
Technical Consultant