home firewall/server

[bradmcmahon at gmail.com (Bradley McMahon)]

I would say first try to ping your outside IP address, if it responds then
you have an issue. Next do a port scan and find what ports are open, if any
are that you didn't make yourself then you have a problem.
-Brad



On Thu, Jul 9, 2009 at 3:35 AM, Bert Van Kets <mailing at vankets.com> wrote:

> Thanks Brad,
> I'll check them out before pulling out my Lenny disk.
>
> How do I test if my system is locked down enough? Any guides on that?
>
> Bert
>
> Bradley McMahon wrote:
> > ah going the iptables route I see.
> >
> > here are two walk throughs the will get you started.
> >
> > http://www.howtoforge.com/linux_iptables_sarge
> > http://www.howtoforge.com/custom_iptables_firewall
> >
> > good luck
> >
> > -Brad
> >
> >
> >
> > On Wed, Jul 8, 2009 at 10:54 AM, Bert Van Kets <mailing at vankets.com
> > <mailto:mailing at vankets.com>> wrote:
> >
> >     Those "Ready to configure" project do look good. They are a good
> >     plan-B. :-D
> >
> >     As I want to learn as much as possible from this installation I'd
> love
> >     to set up the system from scratch.
> >     I was thinking of using a minimal Debian 5 and install services
> >     gradually using a new IP subnet.
> >
> >     How does one test a setup like that to see if it's secure?
> >     I have two public DHCPed IP addresses available on my cable modem.
> >
> >
> >     Jack Daniel wrote:
> >     > The wisdom of combining jewels and perimeter security aside- look
> at
> >     > the SME Server project. It is one of the easiest and fastest
> >     > multipurpose server packages to build and maintain. It can be set
> up
> >     > as a firewall and server, or standalone server. It can be
> >     managed from
> >     > the web interface alone, or you can get under the hood when you
> >     > want/need more control.
> >     >
> >     > Jack
> >     >
> >     >
> >     > On 7/8/09, Bert Van Kets <mailing at vankets.com
> >     <mailto:mailing at vankets.com>> wrote:
> >     >
> >     >> Hi guys,
> >     >>
> >     >> I'm a newbie when it come to setting up a server with enterprise
> >     >> services. I have been using Linux for several years now and have a
> >     >> MythTV box running. I have four PCs running and there's no
> >     Windows in
> >     >> this house. :-D
> >     >>
> >     >> I was playing with the idea of setting up a multi purpose
> >     server (file
> >     >> sharing, print server, proxy, DNS, ...). The terms
> >     multi-purpose and
> >     >> security do not go hand in hand, but that is a trade off I have
> >     to take
> >     >> because I can not afford to run a full rack.
> >     >>
> >     >> The main question is: Can I use the one machine as a firewall,
> >     using
> >     >> multiple network cards on different subnets, and at the same
> >     time run
> >     >> Squid, SMTP, DNS, DHCPD, CUPS, etc.. on it?
> >     >> What is the take of the experts on a situation like this? Keep
> >     in mind
> >     >> this is a home situation with a limited budget.
> >     >>
> >     >> Thanks.
> >     >>
> >     >> Bert
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> >     >
> >
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