Date: Thu, 11 Mar 2010 09:56:56 -0800 From: Julian Elischer <julian@elischer.org> To: n j <nino80@gmail.com> Cc: freebsd-ipfw@freebsd.org Subject: Re: IPFIREWALL_FORWARD Message-ID: <4B992EE8.30309@elischer.org> In-Reply-To: <92bcbda51003110047s717bed1bq8bb3eb787eab47f7@mail.gmail.com> References: <92bcbda51003100912k25facb5cxc9047105c91a4022@mail.gmail.com> <4B97E412.1050506@elischer.org> <4B981FE5.5090905@smartt.com> <4B9828B2.2010903@elischer.org> <92bcbda51003110047s717bed1bq8bb3eb787eab47f7@mail.gmail.com>
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n j wrote: >> A loadable module requires a coherent piece of code to implement the >> functionality, that can be put into the module. This option >> scatters tiny snippets of code throughout the exisitng >> TCP/UDP/IP/ipfw code. > > Is that just a matter of current implementation or is that 'scatter' > necessary for forward functionality? it's needed for the functionality. you need to slightly change the behaviour or the existing stack in quite a number of places to handle a forwarded packet.
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