On Tue, 23 Jan 2018 05:50:52 +0000, The Natural Philosopher
 wrote:

> Netstsat is your friend and will show you
> what is listening on what ports.

Indeed.

> netstat -an | grep LISTEN | grep 'tcp '

Or, for even more insight:

 sudo netstat -lntup

Leave out the u option if UTP is not of interest.

--
Regards,
Kees Nuyt

--- SoupGate-Win32 v1.05