Finding a computer connected to a CAT OS Switch

If you know the MAC address use the following format:
sh cam 00-30-48-66-5A-D6
If you do not know the MAC address use the following to find it:
sh cam dynamic
If you know the VLAN and to make your search a little easier user the following:
sh cam dynamic 20
20 is the VLAN your machine is connected to.