Hello All,
Many a times in our administration we have to find out which port is used by which application.
This TCPView tool can be very handy many a times as it gives you a very good graphical presentation of currently running processes with protocol and port number which is in use.
For more details and downloading this tool follow below link
http://technet.microsoft.com/en-us/sysinternals/bb897437.aspx
Hope this helps us all...