CFR: bridge locking

[Julian Elischer]

On Wed, 20 Aug 2003, Robert Watson wrote:

> 
> On Wed, 20 Aug 2003, Lars Eggert wrote:
> 
> > I think you mentioned in the past that NetBSD (OpenBSD?) has bridge code
> > that implements the pseudo-device approach? 

FreeBSD has both.
If you use netgraph bridging then you are using a more
"link level device" like approach.


> 
> I had an older set of patches (4.x?) that implemented a bridgeX interface
> that saw all of the packets bridged by the bridge.  However, it was just a
> pseudo-interface for the purposes of BPF -- it didn't carry a link local
> address, etc.  I never tested for interop with IPv6.  You can find a very
> old version of this at www.watson.org/~robert/freebsd/bridge.patch.  It
> required some cleanup of the interactions between the bridge code and IPFW
> code that have probably since happened in the main tree as well, so the
> chances of this applying or working are effectively 0. :-)
> 
> Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
> robert at fledge.watson.org      Network Associates Laboratories
> 
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