Mailinglist Archive: opensuse-security (499 mails)

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Re: [suse-security] Filtering ports
  • From: matthew zonderop <matthew.zonderop@xxxxxxxxxxxxxxxx>
  • Date: Mon, 17 Jun 2002 22:30:39 +1200
  • Message-id: <20020617103039.5ED8D216F8E@xxxxxxxxxxxxxxxxxxxxx>
Hi Armin
Ok thanx for the conformation..I was just a bit worried. So if I run the tcpd
on the boxes that have the services then would they be filtered and should I
use xinetd on those boxes....
matthew



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> Hi Matthew !
>
> > for that command i get no such file or directory and the ports are
> > 80
> - --> This is WWW (webserver)
>
> > 25
> - --> This is SMTP (for sending and receiving emails)
>
> > 110
> - --> This is POP3 (for fetching emails with POP3 from your POP3-server)
>
> > 443
> - --> This is HTTPS (secure WWW connection)
>
> So I guess you have set the following variable of your firewall:
> FW_SERVICES_EXTERNAL_TCP="www smtp pop3 https"
>
> And it's ok that the ports are "unfiltered" because you want to have
> these connections through your firewall. If you don't want this,
> change the above setting and restart your firewall.
>
> By the way, the file firewall.rc.config should be in
> /etc/rc.config.d/
>
> Bye,
> Armin
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