On Sat, 3 Jan 2009, Roland Mainz wrote:

>>         Roland, SSH is always running but that's probably not what you mean.
>
>Is there anything else which runs by default and can be accessed from
>"localhost" ?

        sendmail and a couple of others are set to localhost only. Maybe 
rpcbind is on be default which should be enough for UDP. nmap(1) or 
netstat(1m) is probably the easiest way to find out.

>I know... but my problem is that I need something which can be tested
>even if the user has no "root" access (for example students who use

        nc(1) is good enough for that if you use non-privileged ports. I 
think that would make a better test than using standard services supposedly 
already running since what if they didn't, from whatever reason.

        J.

-- 
Jan Pechanec
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