[Bridge] MAC address -> interface mapping

Stephen Hemminger shemminger at osdl.org
Fri Apr 16 13:43:14 PDT 2004


On Fri, 16 Apr 2004 14:46:58 -0400 (EDT)
prabha at fla.fujitsu.com wrote:

> Hi,
> 
> I have a quick question - where is the <MAC address , associated
> interface> mapping stored in the bridge/brctl source code? I want to know
> on which interface (say eth0,eth1,..) a given MAC address is seen by the
> bridge.

Bridge forwarding database (kernel net/bridge/br_fdb.c)
displayed by
	brctl showmacs <bridgename>


> Could someone please help..
> Thanks!
> Prabha
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