Display FDB entries using the
          following command:
        
          show fdb {blackhole {netlogin [all | mac-based-vlans]} | netlogin [all | mac-based-vlans] | permanent {netlogin [all | mac-based-vlans]} | mac_addr {netlogin [all | mac-based-vlans]} | ports
            port_list {netlogin [all | mac-based-vlans]} | vlan
            vlan_name | vlan_list {netlogin [all | mac-based-vlans]} | {{vpls} {vpls_name}}} 
        
        With no options, this command
          displays all FDB entries.