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Date:      Fri, 10 May 2002 09:28:04 -0700
From:      rick norman <rick.norman@lmco.com>
To:        freebsd-ipfw@freebsd.org
Subject:   [Fwd: ipfw and aliases]
Message-ID:  <3CDBF514.EBADB9E2@lmco.com>

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Date: Fri, 10 May 2002 09:27:05 -0700
From: rick norman <rick.norman@lmco.com>
Subject: Re: ipfw and aliases
To: Robert bobb Crosbie <bobb+freebsd-ipfw@redbrick.dcu.ie>
Message-id: <3CDBF4D9.BE5AA279@lmco.com>
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References: <3CDB2CED.DCC3092F@lmco.com>
 <20020510111532.A33197@flipflop.tchpc.tcd.ie>

I tried that but via with an ip addr catches all the aliases going out the
interface, not just the requested one.
Any other ideas ?
Rick

Robert bobb Crosbie wrote:

> rick norman hath declared on Thursday the 09 day of May 2002  :-:
> > Is it possible to write a firewall rule for a router with one interface
> > with multiple aliased ip
> > addresses that will grab pkts based on the IP_alias they are routed in
> > or out on, rather than the src or des address of the pkt.  It looks as
> > tho the 'via' qualifier lumps all the aliases for an interface
> > together.   I would like to grab pkts, not based on the src and des
> > contained in the packet, but rather based on which IP_alias it is going
> > to be sent out on.
>
> You can use via with an IP address or interface.
>
> - bobb


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