If_bridge behaving as HUB
thompsa at freebsd.org
Mon Oct 16 16:36:14 UTC 2006
On Mon, Oct 16, 2006 at 12:15:13PM +0200, Jon Otterholm wrote:
> I have a bridge setup with a number of vlan IF's as members. After a
> while traffic destined for one member IF are sent to all member IF's.
> From man if_bridge:
> A bridge works like a hub, forwarding traffic from one interface to
> another. Multicast and broadcast packets are always forwarded to all
> interfaces that are part of the bridge. For unicast traffic, the
> learns which MAC addresses are associated with which interfaces and
> forward the traffic selectively.
> Has anyone else got this problem? How do I debug this?
You should run 'ifconfig bridge0 addr' to print out the forwarding
table, check if the mac address is listed on the correct port.
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