PortMon is an application that lets you monitor serial and parallel activity on your local system, or any computer on the network that you can reach via TCP/IP.
PortMon is a Sysinternals.com (Mark Russinovich's) utility currently available as a free download from the Sysinternals web site is used for monitoring Windows ...
Download portmon for free. A tool for gathering data from switches & routers, relating mac addresses & ports to hostnames, and showing that ...