The Network Monitor II (wired and wireless) will show info about your network.
Scan your network, make a layout map, and start monitoring services
Free network protocol analyzer for Windows
Free network protocol analyzer for Windows (x64bit)
use pure ARP to detect IP/MAC address, and control/change mac , network usage
Delivers nearly everything you need to simplify your IT job
Monitor the activity of wireless networks around you.
FREE network monitoring & alerting, Windows tools, trace, port/network scanner
Inventory PC network, track software and hardware parameters and build reports
Create wireless hotpot to share network.