[Bridge] [PROBLEM] mac address learned on wrong port

Stephen Hemminger stephen at networkplumber.org
Wed Apr 27 19:37:26 UTC 2016


On Wed, 27 Apr 2016 15:17:01 +0200
Seweryn Niemiec <ser at man.szczecin.pl> wrote:

> On 26.04.2016 18:49, Stephen Hemminger wrote:
> > This usualy happens when you either have a loop or packet leaks in from other port.
> 
> Yeah, it looks like a loop, but p2p1 is connected to a production network with 
> running MSTP, so I was sure there is no loop, but I have double checked it today 
> and I'm still sure there is no loop in the net outside of the server. To make it 
> super sure I have connected p2p1 to a dead end port (vlan with this one port 
> only) on a switch and the effect was the same - container's mac is learned on p2p1.
> 

But you are not running Spanning Tree on your bridge.




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