A TCP/IP utility that displays the current TCP/IP connectivity status and statistics. Netstat is available on a computer running Microsoft Windows if the TCP/IP protocol stack has been installed on that machine. You can run netstat from the command prompt to get current TCP/IP statistics and connections for the local machine. You can also view statistics on a per-protocol basis for Transmission Control Protocol (TCP), User Datagram Protocol (UDP), Internet Protocol (IP), or Internet Control Message Protocol (ICMP).
Netstat provides information on: