Re: IPTables and Bridging

["Paul D. Robertson" <proberts () patriot net>]

On Thu, 5 Sep 2002, Lance Spitzner wrote:

> Okay IPTable guru's, have a question for you.  How
> do you get IPTables to filter when your Linux box
> is acting as a bridge?  This works fine for RH kernel
> 2.4.18-3.  However, I cannot get this to work for
> any other kernel version, including current.  It
> seems like the 2.4.18-3 kernel is unique in that it has an
> option for IPTables to work with bridging.  No other
> kernel, including ftp.kernel.org, seems to have
> this option.
>
> Does anyone know of any other kernel having the option
> of IPTables filtering in bridging mode?

I _think_ you might want:

http://bridge.sourceforge.net/patches.html

Additional info/stuff at:

http://bridge.sourceforge.net/
http://bridge.sourceforge.net/devel/bridge-nf/

Looks like that's the patch RH is using, though I haven't unwrapped the 
kernel SRPM to check for sure...

Paul
-----------------------------------------------------------------------------
Paul D. Robertson      "My statements in this message are personal opinions
proberts () patriot net      which may have no basis whatsoever in fact."
probertson () trusecure com Director of Risk Assessment TruSecure Corporation

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