IP listening

[Robbo]

On Sat, 2005-10-01 at 10:44 +0200, R.L. Reingard wrote:
> hello
> i tried commands with $ netstat, but do not get what i like to see. i want  
> to understand what program / utility i have to use to simple get to know  
> the following.
> 
> to which IP address(es) the machine is connected at the moment? (nice  
> would be if it could be shown continously refreshed)
> AND
> which IP address does search a connection to the machine at the moment?  
> (and at what door / ports do they knock?)

Try iftop.

and "iftop -P" for showing port activity.