Re: Closing ports

[Andy <misplice@xxxxxxxxx>]

--- Bruce Smith <bruce@armintl.com> wrote:
> > I did a nmap on my laptop that has Storm Linux2000
> on
> > it (Debian based) and I have 4 ports that are open
> > that I would like to try and close.
> > 
> > Port
> > 
> > 111    sunrpc
> 
> That's the portmapper.  Used for NFS.

I don't use NFS so I commented out of /etc/services
> 
> > 515    printer
> 
> lpd  (printer daemon)

For some reason there was a generic dot matrix printer
installed, so I uninstalled that and stopped lpd
> 
> > 813    unknown
> 
> Don't know.
> 
> Find out what process is listening on that port with
> the
> command:  "netstat -lp".

the netstat -lp came back with the following:

tcp  0   0 *:813    *:*    Listen
> 
> > 6000   X11
> 
> That's X windows.  You won't be able to get rid of
> this.
> But you could block it with ipchains, or just make
> sure
> you have X authorization turned on, and be careful
> with
> "xhost" commands.

I'm not familiar with IPCHAINS so off a reading I will
go. As far as X authorization go is that in the
documentation for X or would that be in the docs for
the winmanager I'm currently running?
> 
> > as far as the printer goes I thought I stopped lpd
> > from starting at boot.. but I could be wrong.
> 
> Did you reboot after changing that?  Is lpd still
> running?
> 
> --------------------------------------------
> Bruce Smith                bruce@armintl.com
> System Administrator / Network Administrator
> Armstrong International, Inc.
> Three Rivers, Michigan  49093  USA
> http://www.armstrong-intl.com/
> --------------------------------------------
> 


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