[TriLUG] using a Linux box as a pass-through filter
Dan Monjar
dan at daijin.dissimulo.com
Mon Dec 20 10:14:36 EST 2004
Aaron S. Joyner wrote:
> Dan Monjar wrote:
>
>> Jason Tower wrote:
>>
>>>
>>> you can do this with linux, but you can do it a lot easier with
>>> openbsd (google for 'openbsd transparent firewall'). i have this
>>> exact setup running on a client's colo rack, the firewall is
>>> literally invisible - it has no ip address. as such, you can't ssh
>>> in to manage it, so i run it headless and have to ssh to another box,
>>> where i login and use minicom to communicate with it via a serial
>>> port. works great.
>>>
>>> jason
>>
>>
>>
>> Beautiful... OpenBSD is preferred, I use it for a couple of servers
>> already. Thanks for the lead.
>>
> Another good tip to help narrow your googling, is that this is typically
> referred to as a "bridging firewall". You're going to assign your two
> interfaces in OpenBSD to a single, bridge interface (usually named
> br0). As a pointers into the OpenBSD docs, check here:
> http://www.openbsd.org/faq/faq6.html#Bridge
>
> Aaron S. Joyner
anyone have pointers to OpenBSD 3.6 ISO's?... I know Theo wants me to
buy the CD set but but I don't want to wait until January to play with
this stuff.
--
Dan Monjar
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