SwitchSniffer is a program that can scan your switched LAN for up hosts and can reroute and collect all packets without the target users' recognition. It can also detect the ‘arpspoofer?program and block user definable session like firewall.
Fdbget.exe is a little tool to retrieve entries from the forwarding database
of switches. It gives you a table of MAC to interface number. If you are
looking for a specific MAC on a switch then simply enter the MAC or part of it
into the field.
SwitchInspector is an easy to use application that assists you with the design, validation and auditing of your Local Area Network. SwitchInspector provides an easy and effective way to inspect a Cisco LAN switch and report connected network devices.