There is a good article in this months "Sysadmin" (http://www.sysadminmag.com/current/) magazine about this very topic.  Sysadmin is one of the very few magazines I actually read every month.  Great for anyone using *nix.

Dusty

---------------------------------------------------
> there are a couple of other ways to see what ports are open.
> you could do a "netstat -a" or if you have lsof installed "lsof -i TCP".
> (you can substitute "UDP" for "TCP" if you're worried about that kind
>  of traffic)
> 
> but definitely use nmap from another machine if you think you've been
> hacked.
> 
> =jay
> 
> On Wed, 18 Jul 2001, Wilson Chan wrote:
> 
> > Well, you could use nmap to scan your machine. That will atleast show you
> > which ports are open.  Just download it from http://www.nmap.org and use the
> > rpm -ivh <filename> to install.
> >
> >
> > Wilson
> >
> > -----Original Message-----
> > From: Rodney Kanno [mailto:pepe65@hawaii.rr.com]
> > Sent: Wednesday, July 18, 2001 8:46 PM
> > To: Linux & Unix Advocates & Users
> > Subject: [luau] port log
> >
> >
> > Hi,
> >
> > Is there a port log in Linux that can tell me which ports on my computer
> > are open and accessible by programs? If so, where is it? I am using
> > Mandrake 8.0.
> >
> > Thanks,
> > Rodney
> >
> >
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> 
> 
> 
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