From owner-freebsd-questions  Tue Nov  7  7:57:10 2000
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From: Anthony Rubin <tonyr@generalsearch.net>
Date: Tue, 7 Nov 2000 09:52:18 -0600
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To: Anthony Fox <adf5j@cs.virginia.edu>, questions@FreeBSD.ORG
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Subject: Re: two ethernets, nat, firewall
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On Tuesday 07 November 2000 04:25 am, Anthony Fox wrote:
> I am having problems with network configuration.  First, the following
> is how I am attempting to set up my network:
>
> One FreeBSD box acting as gateway and firewall with two ethernet
> cards.  The outside ethernet card is xl0 with a static ip address.
> The internal nic card is dc0 with ip 192.168.0.1.
>
> One Debian linux box internally with one ethernet card at ip
> 192.168.0.2.
>
> Both machines are connected to a hub.  The xl0 interface on the BSD
> box is connected to my dsl modem.
>
> However, I cannot ping either machine from either machine.  The
> symptoms that I am observing are: when I ping from the linux machine
> to the BSD box, the light on the hub blinks.  However, when I
> ping from the BSD box to the linux machine, the light on the hub does
> not blink at all.  Also, when I try to add 192.168 as a net to the
> BSD box's routing table, it adds 192.168.0.1 to the lo0 interface
> automagically.  I don't know why.
>
> Of course, thanks in advance for any and all help with this frustrating
> little problem.
>
> Anthony
>
>
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What is the output of the following:

sysctl net.inet.ip.forwarding

and:

ipfw show

-- 
Anthony Rubin
GeneralSearch.Com, Inc.
tonyr@generalsearch.net


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