On Tue, Mar 11, 2003 at 01:17:25PM -0800, Sean Hamilton wrote:
> I recently upgraded a FreeBSD 4.6.2 bridge to 5.0, and am having troubles
> with how it handles IP addresses.

This problem is due to a rather contraversial change, where packets
are only accepted to addressed to the interface they are recieved
on if:

        net.inet.ip.check_interface=1

This was left off in -stable, but was turned on by default in
-current 'cos some people felt it was a security hole. There was a
rather long thread about it when it was committed, and it was
discussed on bugtraq at some length. If you need to disable it, you
should be able to do:

        net.inet.ip.check_interface=0

in /etc/sysctl.conf.

        David.

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